ИНДУКТИВНОЕ ЭНЕРГОСНАБЖЕНИЕ

Изобретение относится к беспроводной передачи энергии. Технический результат состоит в расширении функциональной возможности путем обеспечения возможности нахождения вторичного устройства передачи энергии в любом месте, в разных положениях относительно поверхности передачи энергии. Индукционная установка передачи энергии содержит первичный узел и вторичное устройство, отделенное от первичного узла. Первичный узел содержит поверхность передачи энергии и более двух генераторов поля, каждый работающий для создания электромагнитного поля. Генераторы поля расположены в разных положениях относительно поверхности передачи энергии. Вторичное устройство содержит приемник энергии, имеющий вторичную обмотку. Установка дополнительно содержит: средство определения, по меньшей мере, одного положения и ориентации приемника энергии относительно поверхности передачи энергии; и средство управления генераторов поля, так что, по меньшей мере, один первый генератор поля и, по меньшей мере, один второй генератор ...

СИСТЕМА ОБЕСПЕЧЕНИЯ ЭЛЕКТРОЭНЕРГИЕЙ, ТРАНСПОРТНОЕ СРЕДСТВО И СПОСОБ ЭКСПЛУТАЦИИ ТРАНСПОРТНОГО СРЕДСТВА

... 1. Система обеспечения электроэнергией, прежде всего тяговая система транспортного средства, причем система (1) обеспечения электроэнергией содержит инвертер (3), электродвигатель (4), приемное устройство (5), адаптированное для приема переменного электромагнитного поля и выработки переменного электрического тока посредством электромагнитной индукции, и систему (8) пассивных электрических цепей, адаптированную для соединения инвертера (3), электродвигателя (4) и приемного устройства (5), причем система (8) пассивных электрических цепей содержит первую передающую цепь для передачи электрической энергии между приемным устройством (3) и электродвигателем (4), вторую передающую цепь для передачи электрической энергии между приемным устройством (5) и инвертером (3) и третью передающую цепь для передачи электрической энергии между инвертером (3) и электродвигателем (4),отличающаяся тем, чтосистема (8) пассивных электрических цепей выполнена так, что при заданной частоте зарядки импеданс, обеспечиваемый ...

АВТОМОБИЛЬ

Изобретение относится к бесконтактной зарядке транспортных средств. Автомобиль содержит панель пола, образующую нижнюю поверхность автомобиля; аккумулятор, расположенный на нижней поверхности панели пола, и устройство получения энергии, расположенное под панелью пола. Устройство получения энергии сконфигурировано для бесконтактного приема электрической энергии от внешнего устройства передачи энергии. Устройство приема энергии имеет нижнюю поверхность, расположенную ниже нижней поверхности аккумулятора. Повышается механическая защита аккумулятора. 5 з.п. ф-лы, 26 ил.

СПОСОБЫ И УСТРОЙСТВА ДЛЯ БЕСПРОВОДНОЙ ЗАРЯДКИ БИОМЕДИЦИНСКОГО УСТРОЙСТВА

Lichtgitter, Lichtschranke oder Reflextionstaster zur Detektion von Objekten sowie ein Verfahren zu deren Betrieb

Verfahren zum Konfigurieren eines Lichtgitters, einer Lichtschranke oder eines Reflexionstasters, wobei während eines Konfigurationsbetriebs mittels einer externen Konfigurationseinrichtung (30) Konfigurationsparameter (K) in eine Steuereinrichtung (220) des Lichtgitters, der Lichtschranke oder des Reflexionstasters eingespeist werden, und zwar mittels elektrischer und/oder magnetischer Felder oder elektromagnetischer Wellen, insbesondere Funkwellen, dadurch gekennzeichnet, dass- eine Energiewandeleinrichtung (240) des Lichtgitters, der Lichtschranke oder des Reflexionstasters bei Empfang der elektrischen und/oder magnetischen Felder oder der elektromagnetischen Wellen, insbesondere Funkwellen, Energie dieser Wellen oder Felder in elektrische Energie (E) wandelt und diese elektrische Energie (E) zum Betrieb der Steuereinrichtung (220) genutzt wird und- der Konfigurationsbetrieb allein auf der Basis dieser elektrischen Energie (E), also von dieser elektrischen Energie (E) abgesehen energieversorgungsfrei ...

Mobiler kontaktloser Ladeadapter

Ladeadapter für ein Hinter-dem-Ohr-Hörhilfegerät (200),wobei der Ladeadapter (100) ausgelegt ist, zum Laden eines aufladbaren Energiespeichers des Hörhilfegeräts (200) an dem hinter dem Ohr getragenen Hörhilfegerät (200) angeordnet zu werden,wobei der Ladeadapter (100) eine Energiezuführung aufweist, ein Kopplungsmittel zum lösbaren mechanischen Ankoppeln an das Hörhilfegerät (200) aufweist undein Energieübertragungsmittel zur drahtlosen Energieübertragung an das Hörhilfegerät (200).

Wireless power transfer to a tailgate through capacitive couplers

Disclosed is a vehicle with a transmitting circuit 108 in the vehicle body 102 which transmits power via wireless capacitive transfer to a receiving circuit 114 in a tailgate 104. A first set of plates 110 coupled to the transmitting circuit may be disposed in a frame which receives the tailgate, and a second set of plates 116 may be disposed in the tailgate which align with the first when the tailgate is closed. The first plates may be disposed on opposing sides of the frame which accepts the tailgate, and the second plates may be disposed within opposing sides of the tailgate. A camera may be coupled to the receiving circuit and may have a first wireless communication node which communicates to a vehicle data bus (such as a CAN bus) via a second wireless communication node. The vehicle may have a first wireless transceiver in the vehicle body and a second wireless transceiver in the tailgate, the transceivers coupling tailgate sensors to a vehicle data bus. The transceivers may communicate ...

Cableless mobile energy source

A mobile energy source 2, which is wireless and portable to be transported around, with the ability to store energy to wirelessly charge mobile communication devices such as mobile smart-phones, mobile electronic tablet computers, mobile games consoles and similar devices, includes an energy storage means capable of being charged wirelessly by a transmitter module 1. Once charged, the mobile energy source may be placed in contact with a mobile communication device 5 to be charged and may wirelessly transfer energy thereto.

Electric power supply system, vehicle and method of operating a vehicle

Method of controlling an energy harvesting system

PoWiFi bulb adaptor

Vehicle unlocking systems devices and methods

Actuating mechanism with integral battery

Electronic devices with multiple energy storage device charging circuits and corresponding methods

FULL SPECTRUM ELECTRO-MAGNETIC ENERGY SYSTEM

FULL SPECTRUM ELECTRO-MAGNETIC ENERGY SYSTEM

Wireless charging device

Disclosed is a wireless charging device including a first cover, at least a portion of a surface of which has a frictional force of a specific magnitude, a second cover disposed under the first cover and having an elastic force of a specific magnitude, an upper housing disposed under the second cover, a lower housing coupled to the upper housing, at least one charging coil disposed between the upper housing and the lower housing and configured to supply electric power to an electronic device positioned on an upper surface of the first cover, a power source part connected to the at least one charging coil, and a holding state changing part configured to help change holding states of the upper housing and the lower housing. 9999372 1 (GHMatters) P108211.AU ...

An Apparatus for Treating Gerd

Abstract The present invention relates to a reflux disease treatment apparatus, comprising two or more movement restriction device segments adapted to form an implantable movement restriction device with an elongated shape that maintains cardia in the correct position. The movement restriction device has proximal and a distal end, wherein the distal end is adapted to stabilize and hold the proximal end. The invention further comprises a control device for controlling the stimulation device to stimulate the cardia sphincter. The distal end can be further adapted to treat obesity, for example by stretching the wall of the stomach or filling out a volume of the stomach. Fig.49a 14c Fig.49b Fig.49c ...

Wireless power harvesting along multiple paths in a reverberent cavity

An apparatus comprises a structure including a cavity that, when excited with electromagnetic energy, produces an electric field having randomized distribution of field amplitude and polarity. The apparatus further comprises a sensor within the cavity. The sensor has a plurality of antennas for wirelessly harvesting operating power along different paths within the cavity ...

Energy plant and parts of an energy plant

The invention pertains to underwater energy plants utilizing water movement due to e.g. waves, tide or stream. The invention also relates to parts of such a plant, namely an underwater wing (9, 10, 11) for capturing wave energy, apparatus (12) to convert the mechanical energy to electrical energy, and a connector (46) for transferring the electrical energy. In certain embodiments of the invention, a wing (9, 10, 11) causes a moment around hinging axis due to water flow with autonomous or tethered in-hinge electric generator and underwater attachable high power electric connector (46) based on inductive transfer of energy.

MEASURING HARVESTED ENERGY USING AN ULTRA-LOW DUTY CYCLE MEASUREMENT SYSTEM

A method for measuring energy harvested from at least one energy source for use in an access control system, comprising providing an access control device adapted to be at least partially powered by energy harvested from at least one energy source; providing at least one sensor receiving energy from the at least one energy source; providing an energy harvesting manager coupled to the at least one sensor; providing a capacitive storage device coupled to the energy harvesting manager; charging the capacitive storage device to a voltage high threshold, V-HTH; applying a reference load to the capacitive storage device until the capacitive storage device discharges to a predetermined voltage value; determining a time constant; and determining an exact or near exact capacitance of the capacitive storage device by comparing the time constant to the reference load predetermined value.

SYSTEM AND METHOD FOR A VARIABLE IMPEDANCE TRANSMITTER PATH FOR CHARGING WIRELESS DEVICES

SENSOR PLATFORM FOR STREETLIGHTS

A streetlight sensor platform comprising a sensor module which is coupled to a controller section having a lower portion for interfacing with a receptacle of a streetlight and an upper portion for receiving the sensor module. The sensor module is coupled to the controller section without the need for tools allowing easy installation and replacement. The sensor can be utilized for intelligent lighting and event notification such as public safety, emergency vehicle alerts, traffic monitoring, alerts and dynamic lighting applications.

MOBILE DEVICE CRADLE WITH IMPROVED FUNCTIONALITY

What is disclosed is a mobile device cradle with improved functionality. Such added functionality makes the mobile device cradle useful even when not coupled with a mobile device. Cradles with improved functionality will find use in vehicles, homes, offices, and the like.

DUAL FREQUENCY CONTROL FOR A PHYSIOLOGIC MONITOR

A physiologic monitoring device is configured to detect and record signals from the sensor and to wirelessly communicate via the communication interface with a transmitter and a receiver that are disposed outside the housing, and to receive via the communication interface transmissions of commands and data from the transmitter. The device operates in a standby mode and an active mode Transmissions comprise control signals to change the mode of operation that are transmitted by the transmitter at a first frequency in a range of 1 - 10 GHz, and transfers of recorded data from the sensor to the receiver in a range of 400 - 450 MHz.

WIRELESS CHARGING DEVICE, DEVICE TO-BE-CHARGED, AND METHOD FOR CONTROLLING THE SAME

A wireless charging apparatus, a device device to be charged and a control method therefor. The wireless charging apparatus (10) comprises: a wireless transmitting circuit (12); a transmitting coil (14) having multiple pairs of connectors, wherein the turn number of the coil defined by each connector pair is different; and a control circuit (16) used to select a pair of connectors electrically connected to the wireless transmitting circuit from the multiple pairs of connectors. The transmitting coil comprises the multiple pairs of connectors, and the control circuit may select from and switch between the multiple pairs of connectors according to actual needs, which improves the flexibility of the wireless charging process.

INTEGRATED DEVICES FOR LOW POWER QUANTITATIVE MEASUREMENTS

A device includes a wirelessly enabled energy harvesting device, an energy storage component, a DC-DC converter, and a functional circuit. The energy storage component is electrically coupled to the wirelessly enabled energy harvesting device for storing energy harvested by the wirelessly enabled energy harvesting device from a wireless transmitting device positioned adjacent to the device. The DC-DC converter is electrically coupled to the energy storage component for receiving a voltage output from the energy storage component and converting the received voltage output to a second voltage level to provide power to one or more components of the device. The functional circuit is for measuring a concentration of a substance in a fluid sample. The functional circuit is coupled to the DC-DC converter such that the functional circuit obtains at least a portion of the power provided by the DC-DC converter.

SYSTEMS, METHODS, AND APPARATUS FOR INTEGRATED TUNING CAPACITORS IN CHARGING COIL STRUCTURE

Systems, methods, and apparatus are disclosed for power transfer including a plurality of coil structures located over a ferrite element, the plurality of coil structures configured to generate a high flux region and a low flux region, the low flux region being located between the plurality of coil structures, and a tuning capacitance located directly over the ferrite element in the low flux region.

SMART POWER AND EMERGENCY CARRYING BAGS AND WALLETS

LOAD DROP IN DELIVERY SYSTEM POWER SUPPLY BASED ON DIRECTED SURFACE WAVE

COEXISTENCE WIRE AND WIRELESS DISTRIBUTION OF POWER OF

MOBILE PROBES DIRECTED SURFACE WAVEGUIDE AND RECEIVERS

WIRELESSS ENERGY SOURCES FOR INTEGRATED CIRCUITS

Stereo type solar energy and sound energy absorbing and switching device

Portable wireless charging method, system and equipment and storage medium

Integrated device for low power quantitative measurement

무선충전용 자기장 차폐시트 및 이를 포함하는 무선전력 수신모듈

... 무선충전용 자기장 차폐시트 및 이를 포함하는 무선전력 수신모듈이 제공된다. 본 발명의 예시적인 실시예에 따른 무선충전용 자기장 차폐시트는 자기유도방식으로 작동하는 제1무선충전 안테나에서 발생되는 자기장을 차폐하기 위한 제1시트; 상기 제1시트의 두께를 수용하기 위한 수용부가 구비되고 자기공진방식으로 작동하는 제2무선충전 안테나에서 발생되는 자기장을 차폐하기 위한 제2시트; 및 상기 제1시트의 테두리를 따라 형성된 제1시트 및 제2시트 사이의 틈새를 덮도록 상기 제1시트 및 제2시트의 동일면 상에 적층되는 제3시트;를 포함하고, 상기 제3시트는 상기 제2무선충전 안테나에서 발생되는 자기장을 차폐하여 상기 제2시트의 역할을 보완할 수 있도록 상기 제2시트와 동일한 특성을 가진다.

STATION FOR DRONE, SYSTEM FOR CHARGING DRONE, AND DRONE USED THEREFOR

LAUNDRY TREATMENT MACHINE

송전 장치, 수전 장치, 이들의 제어 방법, 및 컴퓨터 판독가능 저장 매체

... 본 발명에 따르면, 수전 장치에 전력을 송전하는 송전 장치가 간헐적 무선 송전을 실행한다. 상기 송전 장치는 간헐적 송전 도중 송전된 전력에 응답하여 ID를 이용하여 수전 장치에 의해 부하 변조된 신호를 검출하는 단계를 포함하는 제1 송전 방식과, 수전 장치가 미리 결정된 ID를 검출하도록 미리 결정한 ID에 따라 전력을 변조하여 전력을 송전하는 단계를 포함하는 제2 송전 방식 중 하나에 따라 동작한다.

WIRELESS POWER TRANSFER APPARATUS AND METHOD THEREOF

ELECTRONIC SYSTEM HAVING ENERGY CONVERTING UNIT AND OPERATING METHOD THEREOF

Provided is an electronic system having an energy converting unit. The electronic system comprises: a power supply unit configured to receive power from the outside; and an energy converting unit configured to receive base power from the power supply unit and generate conversion power by using electromagnetic waves emitted from the outside to provide output power where the conversion power is added to the base power. COPYRIGHT KIPO 2018 (10) Power supply unit (20) Energy converting unit ...

VEHICLE INTERIOR ILLUMINATION USING MOBILE PHONE FLASH

Impedance transformation network for improved driver circuit performance

MOBILE TERMINAL

The embodiments of the disclosure provide a mobile terminal, which includes a power generation unit, a power storage unit and a control system. The power generation unit includes a toroidal inductance coil which can move back and forth inside and outside a region of magnetic field generated by a permanent magnet and incise magnetic force lines of the permanent magnet, such that a current is generated in the toroidal inductance coil. The power storage unit is connected with the toroidal inductance coil of the power generation unit and a power supply circuit of the mobile terminal, respectively, and the power storage unit is used for storing power generated by the power generation unit. The control system is connected with the power storage unit. When electricity of a battery of the mobile terminal is less than a predetermined amount and the battery is not in a charged state, the control system causes the power storage unit to supply power to the mobile terminal.

Combined RF Charging And Communication Module and Methods of Use

The invention is directed to a combined communication and charging module for a wireless rechargeable device configured to allow RF charging and data transceiving in an adjacent/identical frequency is provided. The combined communication and charging module comprising a charging unit and a communication unit, both units are sharing a common antenna, wherein the operation of said units is performed alternately and determined by an environmental effect and/or by filtering of signals received according to their strength. The environmental effect in the context of the present invention is the presence or absence of a wireless charging device and the creation of a charging zone in the surroundings of said combined communication and charging module such that said common antenna is within or outside said charging zone.

ADAPTING PORTABLE ELECTRICAL DEVICES TO RECEIVE POWER WIRELESSLY

Wireless power receiving apparatus 150 is retrofitted to a portable electrical device 100 to enable the device to receive power wirelessly. The apparatus comprises a power-receiving element 200 adapted to be attached to the device, e.g. by adhesive 201, and also being adapted to receive power wirelessly from a transmitter of power when the element and transmitter are in proximity with one another. One or more power connectors 203 are connected electrically to the power-receiving element and are adapted to be connected, when the apparatus is in use, to one or more corresponding power connectors 101 of the portable electrical device to deliver power received by the element to the device. The power-receiving element may be in the form of a sticker or may be carried by or incorporated in a replacement cover portion for the portable electrical device.

Method and system for charging transportation vehicle without contact wire

A charging method is used for a transportation vehicle without a contact wire. The transportation vehicle is configured so that when a vehicle (1) equipped with an energy storage device (5) stops at a station on a track (2), the energy storage device (5) of the vehicle (1) is charged by a charging device (9) provided on a ground side. The charging method includes charging, by the charging device (9), the energy storage device (5) with a voltage set value (VS) which is near a maximum allowable voltage value (VH) of the energy storage device (5).

Method and Device for Enabling Near Field Communication NFC Wireless Charging Service

A method includes determining, by a first electronic device, whether a charging party is the first electronic device or a second electronic device according to charging reference information. The method also includes enabling, in response to a determination that the charging party is the first electronic device, an NFC wireless charging service of the first electronic device. The method further includes instructing, by the first electronic device, the second electronic device to enable an NFC wireless charging service in response to a determination that the charging party is the second electronic device.

Electronic system for notifying user of battery charging state

An electronic unit includes an electricity reception section configured to receive power transmitted using one of a magnetic field and an electric field, a secondary battery configured to be charged based on a received power received by the electricity reception section, and a state notification section configured to provide notification to outside as to a state of its own unit. A charging period during which the secondary battery is charged based on the received power and a non-charging period are set in a time-divisional manner. The state notification section notifies of the unit state based on the received power in both of the charging period and the non-charging period.

Systems and methods for modular intraluminal device power transfer

Systems and methods are described for providing power transfer between modular intraluminal devices. A system embodiment includes, but is not limited to, a first intraluminal device and a second intraluminal device; the first intraluminal device including a body structure, a sensor, a processor, a data transmitter, and an energy storage module configured to power at least one of the sensor, the processor, or the data transmitter; the second intraluminal device including a second body structure, an energy storage device, and a docking structure, where the energy storage device is configured to transfer energy when the first intraluminal device and the second intraluminal device are coupled via the docking structure, the docking structure further configured to automatically decouple the first intraluminal device and the second intraluminal device subsequent to transfer of the energy.

UWB MESSAGE TRANSMISSION METHOD AND DEVICE, METHOD AND DEVICE FOR ESTIMATING POSITION ON THE BASIS OF UWB MESSAGES

An emitting method, by an emitting device to at least one receiving station, of UWB messages, the emitting device including a simplex communication module for the emitting of UWB messages, a module for receiving wireless electrical energy suitable for receiving emitted electrical energy and for storing the electrical energy received in an electric accumulator, the method including a charging of the electric accumulator by the module for receiving wireless electrical energy, an evaluation of a criterion of sufficient electrical energy for the emitting of a UWB message, when the criterion of sufficient electrical energy for the emitting of a UWB message is satisfied, a selecting of a random emission delay and an emitting of the UWB message, by the simplex communication module, after the expiration of the random emission delay selected.

MOBILE DEVICE AND LIQUID STORING CARTRIDGE

A mobile device configured to be coupled to a counterpart device includes a driving section configured to be driven by electric power, a coupling section configured to be coupled to the counterpart device, and an accommodation section configured to accommodate an all-solid-state battery. When the counterpart device is coupled to the coupling section, the driving section is driven by electric power supplied from the counterpart device, and when the counterpart device is not coupled to the coupling section, the driving section is driven by electric power supplied from the all-solid-state battery.

VEHICLE-MOUNTED POWER SUPPLY APPARATUS

When the output voltage of a vehicle battery is lower than a lower limit value of an activation voltage, a power storage is charged with electric power supplied from the outside to a contactless power receiver, and thus the electric power stored in the power storage is supplied to a controller via a discharger to enable the controller to be activated. After the controller is activated, the controller causes a battery relay to be connected using the electric power supplied from the power storage via the discharger. Electric power is supplied from a high voltage battery to the vehicle battery to enable the vehicle battery to output a voltage higher than or equal to the lower limit value and enable a plurality of relays to be connected.

INFRARED INTELLIGENT CONTROL WIRELESS CHARGING BRACKET

Disclosed is an infrared intelligent control wireless charging bracket, including a housing, the inside of the housing defines a cavity, each side of the upper end of the housing is defined with a clamping arm for clamping a mobile phone, one is defined with an infrared emitting module, the other is defined with an infrared receiving module at a corresponding position thereon, the lower end of the housing is defined with a supporting member for supporting the mobile phone, a second baffle plate is defined on the upper portion of the supporting member, a gap for placing the mobile phone is defined between the second baffle plate and the front panel, the cavity of the housing is defined with a clamping mechanism module, a wireless charging module, and a main controller, a touch switch is defined on the lower left side of the front panel of the housing.

CHARGE STATE CONTROL SYSTEM AND DEVICE

A charge state control system and device for controlling charge sent to a consumer device is disclosed. A software application is provided on a consumer device. A separate hardware device comprises a microprocessor; a transistor relay circuit which is controlled by the microprocessor to open or close a relay; and a connector for connection with the consumer device. The software application is configured to receive an input from a user, determine a battery level of the consumer device and communicate with the hardware device to instruct the microprocessor to open or close the relay depending upon the battery level and the input.

Coil unit, wireless power transmission device, wireless power receiving device, and wireless power transmission system

The coil unit includes a planar coil, a magnetic body and a capacitor module, the capacitor module has a substrate, capacitor elements mounted on the substrate, and a first connecting terminal and a second connecting terminal provided outside an element region on which capacitor elements are mounted, the first connecting terminal is provided inside a winding section as viewed in a plan view, the second connecting terminal is provided outside the winding section as viewed in a plan view, a direction in which the first connecting terminal and the second connecting terminal are connected is perpendicular to a direction in which the conductor extends in the winding section of the planar coil, the coil unit in which the element region is provided in a range overlapping the winding section of the coil as viewed in a plan view is selected.

PHASE ANGLE DETERMINATION OF AC SIGNALS

Methods and circuitry are disclosed to produce a first signal representative of the AC voltage signal and a second signal representative of an AC current signal. The first and second signals may be combined with a clock signal to produce a third signal. A phase angle between the AC voltage signal and the AC current signal may be determined based on a pulse count indicative of how many pulses occur in the third signal over a predetermined period of time.

Vehicle-mounted power supply apparatus

When the output voltage of a vehicle battery is lower than a lower limit value of an activation voltage, a power storage is charged with electric power supplied from the outside to a contactless power receiver, and thus the electric power stored in the power storage is supplied to a controller via a discharger to enable the controller to be activated. After the controller is activated, the controller causes a battery relay to be connected using the electric power supplied from the power storage via the discharger. Electric power is supplied from a high voltage battery to the vehicle battery to enable the vehicle battery to output a voltage higher than or equal to the lower limit value and enable a plurality of relays to be connected.

CONTROL OF WIRELESS CHARGERS WITH POWER LINES

An example device includes a power regulator to provide electrical power to a wireless charger over a power line and a controller connected to the power regulator. The controller is to generate a signal that encodes an allowable power draw of the wireless charger and communicate the signal to the power regulator. The power regulator communicates the signal with the electrical power transmitted over the power line to the wireless charger.

ТЕПЛОВОЙ БАРЬЕР ДЛЯ БЕСПРОВОДНОЙ ПЕРЕДАЧИ МОЩНОСТИ

Изобретение относится к области электротехники. Технический результат заключается в повышении безопасности и надежности беспроводной передачи мощности и достигается за счет того, что тепловой барьер для системы беспроводной передачи мощности содержит первую область (807) поверхности для соединения с приемником (111) мощности, подлежащим запитыванию посредством первого электромагнитного сигнала и вторую область (805) поверхности для соединения с передатчиком (101) мощности, предоставляющим второй электромагнитный сигнал. Тепловой барьер (801) дополнительно содержит ретранслятор (803) мощности с резонансным контуром, включающим в себя индуктор и конденсатор. Ретранслятор (803) мощности выполнен с возможностью генерировать первый электромагнитный сигнал, концентрируя энергию второго электромагнитного сигнала по направлению к первой области (807) поверхности. Тепловой барьер может обеспечить тепловую защиту передатчика (101) мощности без недопустимого воздействия на операцию передачи мощности ...

БЕСПРОВОДНАЯ ПЕРЕДАЧА МОЩНОСТИ НА ЗАДНИЙ ОТКИДНОЙ БОРТ КУЗОВА ЧЕРЕЗ МЕХАНИЗМЫ ЕМКОСТНОЙ СВЯЗИ

Изобретение относится к системам беспроводной передачи электрической энергии. Техническим результатом является обеспечение системы беспроводной передачи мощности в задний откидной борт кузова транспортного средства. Результат достигается тем, что транспортное средство включает в себя передающий контур в кузове транспортного средства, выполненный с возможностью передавать мощность с помощью беспроводной емкостной передачи, при этом транспортное средство также включает в себя приемный контур в заднем откидном борте кузова транспортного средства, выполненный с возможностью принимать мощность с помощью беспроводной емкостной передачи. 2 н. и 14 з.п. ф-лы, 3 ил.

БЕСПРОВОДНАЯ ДАТЧИКОВАЯ СИСТЕМА И СПОСОБ ЕЕ ИСПОЛЬЗОВАНИЯ

Группа изобретений относится к устройству для отслеживания параметров текучей среды, топливной датчиковой системе воздушного судна, датчиковой системе для отслеживания параметров текучей среды, двум способам генерирования датчиковых данных. Устройство для отслеживания параметров содержит группу датчиковых блоков с антенными решетками для передачи радиочастотных сигналов, контроллер. Топливная датчиковая система содержит группу датчиковых блоков, расположенных в топливном баке воздушного судна, беспроводную систему передачи сигналов, контроллер, радиочастотное окно в конструкции топливного бака. Датчиковая система для отслеживания параметров текучей среды содержит датчик, антенную систему, устройство для извлечения энергии из принятых беспроводных сигналов. Все устройства предназначены для реализации двух способов передачи беспроводных питающих сигналов и беспроводных сигналов сбора данных группе датчиковых блоков, а также ответных беспроводных сигналов. Обеспечивается облегчение измерений ...

СИСТЕМА И СПОСОБ ДЛЯ ПРИГОТОВЛЕНИЯ ПИЩИ

Изобретение относится к электрическим приборам приготовления пищи. Система приготовления пищи включает в себя бесконтактный источник питания для подачи энергии к прибору для приготовления пищи. Система для приготовления пищи включает в себя систему связи для обеспечения связи между прибором и системой для приготовления пищи. Прибор передает системе идентификатор. Если у прибора нет передатчика, система пытается определить тип прибора по характеристике энергопотребления прибора. Если прибор нельзя идентифицировать, управление системой для приготовления пищи может осуществляться вручную. Технический результат - упрощение подачи питания и управления электрическими приборами. 5 н. и 19 з.п. ф-лы, 11 ил.

ИНДУКЦИОННОЕ ЗАРЯДНОЕ УСТРОЙСТВО

Изобретение относится к области электротехники. Технический результат заключается в упрощении конструкции и повышении эффективности индукционного зарядного устройства и достигается за счет того, что индукционное зарядное устройство, в частности для ручной машины, содержит корпус (34), установочный участок (22) для установки индукционного аккумулятора (14), узел (12) катушки, содержащий по меньшей мере один элемент (16) сердечника и по меньшей мере одну катушку (18) индуктивности, по меньшей мере частично охватывающую по меньшей мере один элемент (16) сердечника, а также имеет по меньшей мере один катушечный корпусный элемент (30), определяющий положение по меньшей мере узла (12) катушки в корпусе (34) относительно установочного участка (22). 2 н. и 23 з.п. ф-лы, 15 ил.

Способ обеспечения максимального коэффициента передачи электрической энергии высокой частоты при изменении расстояния между микрополосковыми структурами в некоторых пределах

Изобретение относится к области электротехники, в частности к технике построения волноводных структур, направленных ответвителей, устройств на их основе, и может быть использовано для беспроводной передачи электрической энергии высокой частоты. Технический результат заключается в обеспечении максимального коэффициента передачи энергии высокой частоты при изменении расстояния между микрополосковыми структурами в некоторых рабочих пределах. Достигается тем, что осуществляется итерационный процесс выхода на оптимальную частоту системы для установленного расстояния между микрополосковыми структурами. При любом изменении этого расстояния между микрополосковыми структурами вновь автоматически запускается итерационный процесс и вновь получают оптимальную рабочую частоту системы, характеризующуюся максимумом коэффициента передачи энергии для нового расстояния между микрополосковыми структурами системы. 4 ил.

ИСПОЛНИТЕЛЬНЫЙ МЕХАНИЗМ СО ВСТРОЕННОЙ БАТАРЕЕЙ

Изобретение относится к исполнительному механизму с приводом от двигателя, такому как исполнительный механизм клапана, содержащий встроенную батарею. Промышленное исполнительное устройство с приводом от двигателя содержит защитный корпус (1), в котором размещены двигатель, модуль (3) управления и привод (4). Привод (4) соединен между двигателем и приводимым в движение внешним устройством. Устройство дополнительно содержит вход для приема внешнего источника питания и батарейный блок (6), размещенный в указанном защитном корпусе, электрически соединенный для избирательного приведения в действие двигателя и электрически подключаемый к внешнему источнику питания для зарядки. Модуль (4) управления выполнен с возможностью принимать данные, представляющие статус внешнего источника питания, принимать данные, представляющие состояние и/или статус заряда батарейного блока (6), и вызывать зарядку батарейного блока (6) от внешнего источника питания, когда внешний источник питания определен как действительный ...

СПОСОБ И УСТРОЙСТВО ПЕРЕДАЧИ ЭЛЕКТРИЧЕСКОЙ ЭНЕРГИИ ПРИ ДВИЖЕНИИ БЕЗРЕЛЬСОВОМУ ЭЛЕКТРО- И ГИБРИДНОМУ ТРАНСПОРТУ

Изобретение относится к устройствам и способам передачи электрической энергии между стационарными подводящими устройствами электросети и движущимся по дорожному полотну безрельсовым электро- и гибридным транспортом. Передача электрической энергии осуществляется от опорной электролинии и линии заземления через левый боковой наклонно поворотный или выдвижной адаптивный гибкоэластичный «ус»-контактор с направляющим роликовым или бесконтактным индукционным концевиком, выполненный со следящим электроприводом текущего (в реальном режиме времени) позиционирования. На другой боковой стороне справа установлена продольная электрошина-молдинг, аналогичная участку электросети на барьерах-разделителях, подключаемая при контакте с другим авто. Безопасность передачи энергии обеспечивается как естественным отсутствием пешеходов на линии радела встречного движения, так и дискретным шунтированием отдельных участков с их подсоединением от основной подземной электролинии через изолированные отсечные автоматы ...

БЕСПРОВОДНАЯ СИСТЕМА ДАТЧИКОВ ТОПЛИВА И СПОСОБ ЕЕ ИСПОЛЬЗОВАНИЯ

... 1. Устройство, содержащее:управляющее устройство датчиков, выполненное с возможностьюпередачи определенного количества беспроводных питающих сигналов группе блоков датчиков,передачи определенного количества беспроводных сигналов сбора данных группе блоков датчиков после передачи указанного количества беспроводных питающих сигналов группе блоков датчиков иприема данных датчиков в определенном количестве беспроводных ответных сигналов от группы блоков датчиков.2. Устройство по п. 1 дополнительно содержащее:беспроводную систему, выполненную с возможностью передачи указанного количества беспроводных питающих сигналов и указанного количества беспроводных сигналов сбора данных группе блоков датчиков под управлением управляющего устройства датчиков и приема данных датчиков в указанном количестве беспроводных ответных сигналов, переданных группе блоков датчиков.3. Устройство по п. 2, в котором беспроводная система содержит:группу антенн иприемопередающую систему, выполненную с возможностью передачи ...

СОВМЕСТИМОСТЬ МЕЖДУ КБП И ТБЗ

Способ питания от токов наведения от защищаемой коммуникации и непрерывного контроля исправности установки дренажной защиты, оснащенной телемеханикой и связью

Изобретение относится к системам питания и контроля исправности телемеханики электрохимзащиты протяженных металлических коммуникаций. Технический результат - обеспечение качества и непрерывности электрохимзащиты металлических коммуникаций, исключение необходимости ремонтов и замены элементов телемеханики и связи. Для этого предложен способ, который заключается в организации автономного питания устройств телемеханики, связи и контроля исправности установки за счет сбора и преобразования токов наведения непосредственно от их приемника, т.е. коммуникации. При этом низковольтным устройством питания отбираются токи наведения только положительной - вредной для коммуникации полярности низкого напряжения. Токи наведения от приемника преобразуются в электроэнергию для питания телемеханики, связи и предложенного в изобретении способа непрерывного контроля исправности дренажной защиты. 1 ил., 1 пр.

Autonomes drahtloses Sensorgerät

Die Erfindung betrifft ein autonomes drahtloses Sensorgerät, welches eine Energiequelle, eine mit der Energiequelle verbundene, mehrere Gleichspannungswandler aufweisende Gleichspannungswandlerbaugruppe und mehrere mit der Gleichspannungswandlerbaugruppe verbundene Energiesenken aufweist, wobei jede der Energiesenken an den Ausgang eines der Gleichspannungswandler angeschlossen ist.

Umkonfigurierung von mobilen elektronischen Vorrichtungen auf Grundlage des Orts

Bereitgestellt werden Systeme und Verfahren zum Konfigurieren von mobilen elektronischen Vorrichtungen. In einem Aspekt weist ein System ein Fahrzeug, eine mobile elektronische Vorrichtung mit einer ersten Betriebsweise und einer zweiten Betriebsweise, die anders als die erste Betriebsweise ist, und ein drahtloses Aufladesystem auf, das im Fahrzeug angeordnet ist und dazu ausgebildet ist, die mobile elektronische Vorrichtung drahtlos aufzuladen. Die mobile elektronische Vorrichtung arbeitet außerhalb des Fahrzeugs in der ersten Betriebsweise, und das drahtlose Aufladesystem erkennt die mobile elektronische Vorrichtung, wenn die mobile elektronische Vorrichtung sich im Fahrzeug befindet, und der Betrieb der mobilen elektronischen Vorrichtung ändert sich von der ersten Betriebsweise in die zweite Betriebsweise, wenn die mobile elektronische Vorrichtung im Fahrzeug ist. In einem anderen Aspekt weist das System ein drahtlose Aufladesystem auf, das an einem beliebigen Ort angeordnet ist und ...

Sensoreinrichtung zur Detektion von Objekten sowie ein Verfahren zu deren Betrieb

Die Erfindung bezieht sich auf eine Sensoreinrichtung (10) zur Detektion von Objekten (20) innerhalb eines Detektionsbereichs (D) mit zumindest einem Sensorelement und einer Steuereinrichtung (220) zur Steuerung der Sensoreinrichtung (10) anhand vorgegebener Konfigurationsparameter (K), wobei die Steuereinrichtung (220) in einem Konfigurationsbetrieb von außen durch eine externe Konfigurationseinrichtung (30) konfigurierbar ist und wobei die Sensoreinrichtung (10) zum Zwecke des Empfangs der Konfigurationsparameter (K) eine Empfangseinrichtung (232) umfasst, die mittels elektrischer und/oder magnetischer Felder oder elektromagnetischer Wellen, insbesondere Funkwellen, übermittelte Konfigurationsparameter (K) empfangen kann. Erfindungsgemäß ist vorgesehen, dass die Sensoreinrichtung (10) eine Energiewandeleinrichtung (240) aufweist, die Energie der Wellen oder Felder der externen Konfigurationseinrichtung (30) in elektrische Energie (E) wandelt, und die Steuereinrichtung (220) derart ausgestaltet ...

Kontaktlose Energieversorgungsvorrichtung

Eine Energieübertragungsvorrichtung 2 für eine kontaktlose Energieversorgungsvorrichtung 1 weist eine Übertragungsspule 14 und eine Energieversorgungsschaltung 10 auf, welche der Übertragungsspule 14 Wechselstrom-Energie mit einer Schaltfrequenz zuführt, bei der die Übertragungsspule 14 nicht resoniert. Zudem weist eine Energieempfangsvorrichtung 3 für die kontaktlose Energieversorgungsvorrichtung 1 auf: eine Resonanzschaltung 20, die eine Empfangsspule 21 und einen parallel resonierenden Resonanzkondensator 22 und eine erste Spule 23, die in Reihe mit oder parallel zu der Empfangsspule 21 geschaltet ist, aufweist; und eine Spule 23, die mit der Empfangsspule 21 in Reihe geschaltet ist.

Sensorgerät, Sensorsystem und Verfahren zum Betreiben eines Sensorgeräts

Es wird ein Sensorgerät (14) bereitgestellt, umfassend eine Empfangseinrichtung (20), über welche das Sensorgerät (14) drahtlos mit elektrischer Energie versorgbar ist, eine Sendeeinrichtung (44), über welche Daten drahtlos sendbar sind, eine sensitive Einrichtung (26), mindestens eine Datenverarbeitungseinrichtung (30), welche signalwirksam an die sensitive Einrichtung (26) und die Sendeeinrichtung (44) gekoppelt ist, und welche Daten der sensitiven Einrichtung (26) verarbeitet und bearbeitete Daten als Sendedaten der Sendeeinrichtung (44) bereitstellt, und eine Einrichtung (52) für einen unterbrechungstoleranten Betrieb des Sensorgeräts (14) bezogen auf die elektrische Energieversorgung, wobei die Einrichtung (52) für einen unterbrechungstoleranten Betrieb durch Hardware und/oder Software des Sensorgeräts (14) realisiert ist.

Elektrisches Haushaltsgerät mit induktiver Energieübertragung zur Gerätetür

Ein elektrisches Haushaltsgerät wie beispielsweise eine Waschmaschine umfasst einen Gerätehauptkörper (12) sowie eine an dem Gerätehauptkörper schwenkbeweglich angebrachte Tür (18) zum Verschließen eines Arbeitsraums des Haushaltsgeräts. An der Tür ist eine aus einem elektrischen Versorgungssystem (30) des Haushaltsgeräts gespeiste elektrische Verbraucheranordnung angeordnet, die bei bestimmten Ausführungsformen von einem oder mehreren Leuchtanzeigeelementen (28) gebildet ist. Erfindungsgemäß umfasst zum Zweck der elektrischen Stromversorgung der Verbraucheranordnung das Versorgungssystem eine an dem Gerätehauptkörper angeordnete erste Teilbaugruppe (32) sowie eine an der Tür angeordnete zweite Teilbaugruppe (34), wobei eine Übertrageranordnung (38) die erste und die zweite Teilbaugruppe induktiv koppelt. Die induktive Energieübertragung vom Gerätehauptkörper in die Tür vermeidet den Einsatz verschmutzungsanfälliger elektrischer Kontakte, die beim Schließen der Tür (18) in Kontakt miteinander ...

Joystick arrangement

Energy transfer mechanism for wellbore junction assembly

A unitary junction for deployment in a wellbore, wherein the unitary junction permits electrical power and communications signals to be established in both a lateral wellbore and a main wellbore utilizing. The unitary junction assembly generally includes a conduit having a first upper aperture, a first lower aperture and a second lower aperture where the first lower aperture is defined at the distal end of a primary leg extending from a conduit junction and the second lower aperture is defined at the distal end of a deformable lateral leg extending from the conduit junction. A lower wireless energy transfer mechanism is positioned along at least one of the legs between the distal end of the leg and the junction. The lower wireless energy transfer mechanism is in wired communication an upper energy transfer mechanism permitting electrical communication to be established across the intersection of wellbore branches utilizing the unitary junction.

Transmission of power underwater

A method of providing power to a subsea equipment electrical system underwater, without a wet-mated electrical connection is disclosed. The method comprises temporarily coupling a rotary coupling element 18 of a power source 12 to the subsea equipment 10 and turning that element to generate electric power on board the equipment. Subsea equipment that implements the method comprises an on-board electric power generator 32 connected to an electrical load 34 such as a rechargeable battery to charge the battery when the generator is driven and a rotary coupling element 20 that is turned by an external drive to drive the generator. Alternative subsea equipment to implement the method comprises a stator (62, Fig 5a), but not a rotor, of an on-board electric power generator, which supplies current to the load when an externally driven rotor is positioned adjacent to the stator and turned relative to the stator. A power source comprising a generator rotor (60, Fig 5a) is docked with the equipment ...

Power transmission system and power reception device

Reconfiguration of mobile electronic devices based on location

Full spectrum electro-magnetic energy system

Heart rate and activity monitor system

PROGRAMMING AFTER STERILISATION OF SURGICAL INSTRUMENTS

Antenna arrangement for the interception data transmission

Die Erfindung betrifft eine Antennenanordnung zur abhörsicheren, drahtlosen, auf induktiver Kopplung basierenden Datenübertragung zwischen einem Lesegerät und einem Transponder, umfassend eine Datenübertragungsantenne, einen Störsignalgenerator und zumindest eine vom Störsignalgenerator mit einem Störsignal angespeiste Störantenne, wobei die Datenübertragungsantenne und die Störantenne als Spulenantennen ausgeführt sind, dadurch gekennzeichnet, dass die Störantenne relativ zur Datenübertragungsantenne derart ausgerichtet ist, dass die Magnetfeldkomponenten des von der mit dem Störsignal angespeisten Störantenne erzeugten Störmagnetfelds im Nahbereich der Datenübertragungsantenne in einem Winkel von 75° bis 105°, insbesondere orthogonal, zur stärksten Magnetfeldkomponente des von der Datenübertragungsantenne erzeugten Magnetfelds stehen.

Energy harvesting circuit

Systems and methods for controlling wirelessly powered leadless pacemakers

Systems and methods for heart stimulation in accordance with embodiments of the invention are illustrated. One embodiment includes a heart stimulation system, including a first wirelessly powered, leadless pacemaker, including a wireless power receiver tuned to a first frequency, an energy harvesting circuitry, a stimulation circuitry, and a stimulation electrode, a controller, including a wireless power signal generator, a wireless power transmitter tuned to the frequency, a processor, and a memory containing a stimulation control application, where the stimulation control application directs the processor to generate a power transfer signal using the first wireless power signal generator, and transmit the power transfer signal using the wireless power transmitter, wherein the wirelessly powered, leadless pacemaker receives the power transfer signal using the first wireless power receiver, and when receiving the power transfer signal, the energy harvesting circuitry stores power received ...

Wireless charging apparatus, device to be charged and control method therefor

A wireless charging apparatus, a device device to be charged and a control method therefor. The wireless charging apparatus (10) comprises: a wireless transmitting circuit (12); a transmitting coil (14) having multiple pairs of connectors, wherein the turn number of the coil defined by each connector pair is different; and a control circuit (16) used to select a pair of connectors electrically connected to the wireless transmitting circuit from the multiple pairs of connectors. The transmitting coil comprises the multiple pairs of connectors, and the control circuit may select from and switch between the multiple pairs of connectors according to actual needs, which improves the flexibility of the wireless charging process.

Kettle

A kettle (10) comprising: a hollow body (14) having a bottom wall (16) and a side wall (18) extending upwardly from the bottom wall (16) to a rim (19), with the side wall (18) surrounding a cavity (22) to receive water to be heated, the bottom wall (16) having an inner surface (17) facing the cavity (22), the inner surface (17) having an area; and a heating element (32) in thermal communication with the bottom wall (16) to thereby heat the water, the heating element (32) occupying a horizontal area that is at least 30% of the inner surface area (17).

System and method for food preparation

A food preparation system includes a non-contact power supply for energizing a cooking appliance. The food preparation system includes a communication system for enabling communication between a food appliance and the system. The appliance transmits an identifier to the system. If the appliance does not have a transmitter, the system attempts to determine the type of appliance from a characterization of the power consumption by the appliance. If the appliance cannot be characterized, the food preparation system can be operated manually.

An apparatus for treating gerd

Abstract The present invention relates to a reflux disease treatment apparatus, comprising two or more movement restriction device segments adapted to form an implantable movement restriction device (310) with an elongated shape that maintains cardia in the correct position. The movement restriction device has proximal and a distal end (310' ,310") wherein the distal end is adapted to stabilize and hold the proximal end. The invention further comprises a control device for controlling the stimulation device to stimulate the cardia sphincter. The distal end can be further adapted to treat obesity, for example by stretching the wall of the stomach or filling out a volume of the stomach. Fig 49a Fig.49a 14c Fig.49b Fig.49c ...

METHODS AND APPARATUS FOR WIRELESS BIOMEDICAL DEVICE CHARGING

Methods and apparatus to charge biomedical devices are described. In some examples, a biometric-based information communication system comprises biomedical devices with sensing means, wherein the sensing means produces a biometric result and wherein the biomedical device is charged with a wireless charging system. In some examples, the charging system may beam energy to the biomedical device. In some examples, the charging system beams energy to the area surrounding the biomedical device. c 6 Iz L. _ _ 0r-'7 Z oO I 0; L) CD COO (91 'E ...

An unmanned aerial vehicle for short distance delivery

The invention provides a civilian unmanned aerial vehicle for short-range transportation of goods. The UAV mainly includes the following equipment: processor, laser sensor, ultrasonic sensor, camera, mechanical claw, network module, touch screen, etc. The UVA has a GPS module and processor(2) inside. The UVA has propellers(1) at each end. The lower end of the UAV is equipped with a mechanical clamp(5) and four supporting legs(6). A "detected ball"(3) is mounted on one side of the UAV. The upper end of the UAV is equipped with a touch screen(4). After receiving the instruction to transport the goods, the UAV will take off and fly to the side of the goods to scan the qr code on the packaging of the goods and obtain the detailed information of the goods and orders. Figure 1 ...

Charging control method, charging control device and computer storage medium

Embodiments of the present disclosure provide a charging control method, a charging control device and a computer storage medium. The method is applicable for a device to be charged, and includes: in a charging process of the device to be charged, performing K constant current charging stages on a battery in the device to be charged, where K is a positive integer greater than or equal to 1; in each constant current charging stage of the K stages, performing constant current charging on the battery with a preset current corresponding to the constant current charging stage until the battery is charged to a preset voltage corresponding to the constant current charging stage, wherein the preset voltage corresponding to the Kth constant current charging stage is a charging cut-off voltage greater than a rated voltage of the battery; and when the voltage of the battery is detected to reach the charging cut-off voltage in the Kth constant current charging stage, stopping charging the battery.

Wireless charging holster for portable electronic device

Wireless charging holsters for portable electronic devices (PEDs) are disclosed. A wireless charging holster may include a wireless charger and a holster frame. The holster frame may include a receptacle to integrate the wireless charger within the frame. The wireless charging holster may accept a RED in the proper positioning relative to the wireless charger to charge a battery of the RED without physically obstructing a space between a surface of the wireless charger and the PED.

Energy plant and parts of an energy plant

The invention pertains to underwater energy plants utilizing water movement due to e.g. waves, tide or stream. The invention also relates to parts of such a plant, namely an underwater wing (9, 10, 11) for capturing wave energy, apparatus (12) to convert the mechanical energy to electrical energy, and a connector (46) for transferring the electrical energy. In certain embodiments of the invention, a wing (9, 10, 11) causes a moment around hinging axis due to water flow with autonomous or tethered in-hinge electric generator and underwater attachable high power electric connector (46) based on inductive transfer of energy.

APPARATUS, SYSTEM AND METHOD FOR POWER EXTRACTION

The present invention relates to extracting power from a current-carrying conductor's magnetic field and regulate to a stable DC voltage power source. The regulated DC voltage can be used to power the internal electronic circuitry of the power supply unit (PSU) and for powering external measurement devices and/or surveillance equipment's mounted into the device housing or onto the current-carrying conductors, such as phase wire, along with the PSU.

POWERING UAVS WITHIN VICINITY OF POWERLINES

An apparatus in which electric power is generated for an electrical load from differentials in electric field strengths within a vicinity of powerlines includes: a plurality of electrodes separated and electrically insulated from one another for enabling differentials in voltage resulting from differentials in electric field strength experienced there at; and electrical components electrically connected therewith and configurable to establish one or more electric circuits whereby voltage differentials cause a current to flow through the established electric circuit for powering the electrical load. Preferably, the apparatus includes a control assembly having one or more voltage-detector components configured to detected relative voltages of the electrodes; and a processor enabled to configure - based on the detected voltages and based on voltage and electric current specifications for powering the electrical load -- one or more of the electrical components to establish an electric circuit ...

Устройство для бесконтактной передачи информации с вращающихся объектов

Полезная модель относится к области измерительной техники и может быть использована в судовых движителях с винтами регулируемого шага.Устройство передачи информации с вращающегося элемента изделия на его неподвижный элемент содержит две обмотки с сердечником. Первичная обмотка расположена на неподвижном элементе, а вторичная - на вращающемся элементе изделия. Потребители, находящиеся на вращающемся элементе, подключены к вторичной обмотке через источник питания, а обратное соединение потребителей с вторичной обмоткой осуществляется через приемопередатчик и проходную емкость.Использование полезной модели позволяет повысить надежность передачи информации. РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 178 029 U1 (51) МПК H02J 50/00 (2016.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ ПОЛЕЗНОЙ МОДЕЛИ К ПАТЕНТУ (52) СПК H02J 50/00 (2006.01); H01F 38/18 (2006.01) (21)(22) Заявка: 2016152751, 30.12.2016 (24) Дата начала отсчета срока действия патента: (73) Патентообладатель(и): Анцифиров Алексей Анатольевич (RU), Кукунов Андрей Милиевич (RU) Дата регистрации: 21.03.2018 (56) Список документов, цитированных в отчете о поиске: SU 1223264 A1, 07.04.1986. SU 693498 A1, 25.10.1979. RU 2416161 C2, 10.04.2011. US 5451856 A, 19.09.1995. (45) Опубликовано: 21.03.2018 Бюл. № 9 1 7 8 0 2 9 R U (54) Устройство для бесконтактной передачи информации с вращающихся объектов (57) Реферат: Полезная модель относится к области вращающемся элементе изделия. Потребители, измерительной техники и может быть находящиеся на вращающемся элементе, использована в судовых движителях с винтами подключены к вторичной обмотке через источник регулируемого шага. питания, а обратное соединение потребителей с Устройство передачи информации с вторичной обмоткой осуществляется через вращающегося элемента изделия на его приемопередатчик и проходную емкость. неподвижный элемент содержит две обмотки с Использование полезной модели позволяет сердечником. Первичная обмотка расположена повысить ...

Electronic device having an inductive receiver coil with ultra-thin shielding layer and method

An electronic device ( 10,40 ) which is inductively powered or charged has a receiver coil ( 12 ) on which a metal object ( 24,42 ) can be placed without causing deterioration of the coil's magnetic field and without generating heat in the metal object. An ultra-thin, flexible, high magnetic permeability metal foil ( 14 ) having a thickness of 50 μm or less is provided as a shielding layer between the coil and the object. Radial slits ( 22 ) are provided in the shielding layer, which suppress unwanted eddy currents in the layer to reduce power transfer losses and heat generation.

Apparatus for collecting wireless energy and wireless electronic label employing the apparatus

An apparatus for collecting wireless is provided. The apparatus includes an antenna and a collection circuit. The antenna generates an alternating current (AC) voltage from a radio wave. The collection circuit generates a direct current (DC) voltage corresponding to the AC voltage, determines whether the DC voltage is lower than a preset value, and changes an internal impedance of the collection circuit if it is determined that the DC voltage is lower than the preset voltage.

Inductor conductor for contactless energy transfer and a use for same in vehicles

An inductor conductor is used for the contactless transfer of electrical energy from at least one first device to at least one second device, for example from the power supply of a section of a trip route to a magnetic levitation train. The inductor conductor has a plurality of individual conductors which are arranged along a longitudinal direction. In a periodically repeating region along the longitudinal direction of the individual conductors, the individual conductors are divided into at least two parts, each part spatially separated from the other, and lie adjacent to undivided individual conductors, thus forming capacitors. In addition, a method uses the inductor conductor, for example in vehicles, wherein the inductor conductor acts as the primary winding of a transformer.

Semiconductor Device

A semiconductor device which can operate normally even when the communication distance is extremely short, and which stores excess electric power which is not needed for circuit operation of the semiconductor device when a large amount of electric power is supplied thereto. The following are included: an antenna; a first AC/DC converter circuit which is connected to the antenna; a second AC/DC converter circuit which is connected to the antenna through a switching element; a detecting circuit which controls operation of the switching element in accordance with the value of a voltage output from the first AC/DC converter circuit; and a battery which stores electric power supplied from the antenna through the second AC/DC converter circuit. When the switching element is operated, electric power supplied from outside is at least partly supplied to the battery through the second AC/DC converter circuit.

Non-contact power transmission apparatus

A non-contact power transmission device includes a resonant circuit, which includes a switching element and a primary coil electrically connected to the switching elements. The resonant circuit induces an alternating power with the primary coil in accordance with the resistance value of the resonant circuit by switching the switching element. A secondary coil receives, from the primary coil in a non-contact manner, the alternating power at a position intersecting an alternating magnetic flux occurring at the primary coil. A primary side controller ON/OFF controls the switching element and changes, based on information to be conveyed to the secondary coil, the resistance value of the resonant circuit, thereby modulating the amplitude of the alternating power induced in the primary coil. A secondary side controller demodulates, from the change in the amplitude of the alternating power received by the secondary coil, the information conveyed to the secondary coil.

Electronic module, control module, and electronic module set

One variation of the invention is a electronic module comprising: a housing with external faces and electrically-conductive first, second, and third toes, each of which extends from one face to an adjacent face; first, second, and third magnetic elements arranged within the housing and proximal the first, second, and third toes, respectively; and a circuit arranged within the housing and electrically coupled to the toes. The circuit is operable between: a first mode when the first and second toes are in contact with a first terminal and a second terminal of a second electronic module, respectively; and a second mode when the second and the third toes are in contact with the second terminal and a third terminal of the second electronic module. The magnetic elements are configured to transiently retain the second electronic module against the housing, in both stacked and adjacent configurations, in the first and second modes.

Multi-resonator wireless energy transfer for appliances

A mobile wireless receiver for use with a first electromagnetic resonator coupled to a power supply and a second electromagnetic resonator coupled to at least one of a power supply and the first electromagnetic resonator. The mobile wireless receiver includes a load associated with electrically powering an appliance, and a third electromagnetic resonator configured to be coupled to the load and movable relative to at least one of the first electromagnetic resonator and the second electromagnetic resonator, wherein the third resonator is configured to be wirelessly coupled to at least one of the first electromagnetic resonator and the second electromagnetic resonator to provide resonant, non-radiative wireless power to the third electromagnetic resonator from at least one of the first electromagnetic resonator and the second electromagnetic resonator.

Method for controlling power in wireless power transmission assembly and wireless power assembly thereof

A power control method for a wireless power transmission assembly, and the wireless power transmission assembly. The method includes: outputting a direct current voltage to a wireless power transmission apparatus, the direct current voltage generated from an alternating current power source in an adaptor; and changing the level of the direct current voltage in the adaptor based on a voltage change communication signal if the wireless power transmission apparatus transmits the voltage change communication signal to the adaptor.

System and method for inductive charging of portable devices

A system and method for variable power transfer in an inductive charging or power system. In accordance with an embodiment the system comprises a pad or similar base unit that contains a primary, which creates an alternating magnetic field. A receiver comprises a means for receiving energy from the alternating magnetic field and transferring it to a mobile device, battery, or other device. In accordance with various embodiments, additional features can be incorporated to provide greater power transfer efficiency, and to allow the system to be easily modified for applications that have different power requirements; such as variations in the material used to manufacture the primary and/or the receiver coils; modified circuit designs to be used on the primary and/or receiver side; and additional circuits and components that perform specialized tasks, such as mobile device or battery identification, and automatic voltage or power-setting for different devices or batteries.

Inductively rechargeable implantable device with reduced eddy currents

A case for an implantable medical device includes a metal case portion, having an inside and an outside, configured to attach to at least one other case portion to define a biocompatible case for the implantable medical device. The metal case portion has a plurality of grooves disposed on at least one of the inside and the outside, the grooves being oriented substantially perpendicular to an expected direction of eddy currents produced by an inductive recharging coil in proximity thereto.

Low AC resistance conductor designs

Described herein are improved configurations for providing a stranded printed circuit board trace comprising, a plurality of conductor layers, a plurality of individual conductor traces on each of the said conductor layers, and a plurality of vias for connecting individual conductor traces on different said conductor layers, the vias located on the outside edges of the stranded trace. The individual conductor traces of each layer may be routed from vias on one side of the stranded printed circuit board trace to vias on the other side in a substantially diagonal direction with respect to the axis of the stranded printed circuit board trace. In embodiments, the stranded printed circuit board trace configuration may be applied to a wireless power transfer system.

Power Transmitting Device, Power Receiving Device, and Power Transmission System

A power transmission system that includes a power transmitting device and a power receiving device. The power transmitting device includes a high-frequency voltage generator, a piezoelectric resonator, a power transmitting device side passive electrode, and a power transmitting device side active electrode. The power receiving device includes a piezoelectric resonator, a load, a power receiving device side passive electrode, and a power receiving device side active electrode. The active electrode of the power transmitting device and the active electrode of the power receiving device are in proximity with each other, whereby the power transmitting device and the power receiving device are capacitively coupled through the active electrodes and the surrounding dielectric medium.

Power transmitting and receiving apparatus and method for performing a wireless multi-power transmission

An apparatus and method are provided for transmitting and receiving power for wireless power transmission. A power transmitting apparatus includes a power supplier for generating power; a resonator for transmitting the power generated by the power supplier to a plurality of power receiving apparatuses; and a controller for determining whether a power transmission to a new power receiving apparatus is possible using a power receiving apparatus management table, when the new power receiving apparatus is detected while the power transmissions of the plurality of power receiving apparatuses are being performed, and controlling the resonator to transmit power to the new power receiving apparatus, when the power transmission to the new receiving apparatus is possible. The power transmitting apparatus stably supplies power to a plurality of power receiving apparatuses by determining power transmission states of the plurality of power receiving apparatuses.

Automatically tuning a transmitter to a resonance frequency of a receiver

Various embodiments of a wirelessly powered local computing environment are described. The wireless powered local computing environment includes at least a near field magnetic resonance (NFMR) power supply arranged to wirelessly provide power to any of a number of suitably configured devices. In the described embodiments, the devices arranged to receive power wirelessly from the NFMR power supply must be located in a region known as the near field that extends no further than a distance of a few times a characteristic size of the NFMR power supply transmission device. Typically, the distance can be on the order of 1 meter or so. The NFMR power supply is used to tune a transmitter in order to maintain a high Q factor.

Systems, methods and apparatus for powering devices using rf energy from a mobile transmitter

In some embodiments, a personal area network (PAN) includes a mobile transmitter (e.g., a mobile or cellular phone) and one or more devices (e.g., sensors) that require power to operate (e.g., collect data). The mobile transmitter can be configured to transmit a sufficient amount of power (e.g., RF energy) to the one or more devices to power the one or more local devices. In addition to transmitting power, the mobile transmitter can be configured to communicate over a wireless network (e.g., a cellular network) as its primary function.

Wireless Power Transmission

A system for wireless power transmission may include one or more charging panels and one or more powered devices. The charging panel may include a pilot analysis circuitry, processor and power transmitter. The pilot analysis circuitry may be configured to analyze the magnitude and phase of a pilot signal from the powered device, based on which the processor may be configured to determine a complex conjugate of the pilot signal. And the power transmitter may be configured to cause radiation of a focused wireless power beam to the powered device in accordance with the complex conjugate of the pilot signal and via one or more antenna elements. The charging panel may be one of a plurality of spatially-distributed charging panels each of which includes respective antenna elements that may form an array of antenna elements configured to collaboratively radiate wireless power as a distributed, retro-reflective beamformer.

Wireless power transmission system, power transmission apparatus and power reception apparatus

According to one embodiment, a wireless power transmission system, includes a power transmission antenna and a power reception antenna. The power transmission antenna has a first resonance frequency and a first frequency bandwidth, and wirelessly transmits high-frequency energy having a first transmission frequency. The power reception antenna has a second resonance frequency and a second frequency bandwidth, and wirelessly receives the high-frequency energy. The second resonance frequency is higher than a highest frequency within the first frequency bandwidth. The first transmission frequency falls within the first frequency bandwidth.

Self-replenishing energy storage device and method for footwear

Embodiments of an energy harvesting and storage system for footwear are described herein. In some embodiments, the system includes a charge generator, such as a permanent magnet movable with respect to a conductive coil to induce an electrical potential, and thus an electric current, in the winding, which can be used to store charge in an electrical energy storage device. The electrical energy storage device can be accessed via an electrical energy access port. Electrical charge can be used by an external device, or electrical charge can be provided by an external source of charge. The components of the energy harvesting and storage system can be disposed in, or coupled to, and article of footwear, such that when a user moves while wearing the article of footwear, charge can be generated and stored for subsequent use.

System Using Multi-Layer Wire Structure for High Efficiency Wireless Communication

A structure for wireless communication having a plurality of conductor layers, an insulator layer separating each of the conductor layers, and at least one connector connecting two of the conductor layers wherein an electrical resistance is reduced when an electrical signal is induced in the resonator at a predetermined frequency.

System and method for wirelessly charging a rechargeable battery

A wireless charging system having a battery with at least one cell, a receiving coil wrapped around the at least one cell and a charger having a transmitting field designed to couple with the receiving coil of the battery. A battery is further described having at least one cell and having a receiving coil wrapped around at least one cell.

Intelligent initiation of inductive charging process

A system for intelligent initiation of an inductive charging process. In accordance with an embodiment, the system comprises a receiver coil or receiver associated with a mobile device, and provided as a separable or after-market accessory for use with the mobile device. When the mobile device is placed in proximity to a base unit having one or more charger coils, the charger coil is used to inductively generate a current in the receiver coil or receiver associated with the mobile device, to charge or power the mobile device. The base unit and mobile device communicate with each other prior to and/or during charging or powering to determine a protocol to be used to charge or power the mobile device.

Battery life optimizer

A method of controlling charging of a battery ( 16 ) of a totally implantable auditory prosthesis and a control system ( 50 ) therefor. The method comprises determining a first charge related characteristic of the battery ( 16 ) such as the predetermined minimum amount of charge ( 58 ), and a second charge related battery characteristic such as the preset charge level or charge rate of the battery ( 16 ). The method further comprises detecting when a charge cycle of the battery ( 16 ) commences and monitoring where the charge level of the battery ( 16 ) is in relation to the first charge related battery characteristic when the charge cycle commences and adjusting the second charge related battery characteristic depending on the relationship between the charge level and the first charge related battery characteristic at the commencement of the charge cycle. The control system and method has the potential to increase the operational life of the battery ( 16 ).

Contactless system for reading information on a card

Contactless reading device ( 10, 20 ) comprising transmission-reception means ( 11 ), and a power supply circuit ( 12 ) for the transmission-reception means ( 11 ), characterized in that the power supply circuit ( 12 ) comprises a magnetic contactor ( 13, 23 ) having a nominal open position preventing the powering of the transmission-reception means ( 11 ) and a closed position enabling the powering of the transmission-reception means ( 11 ), the magnetic contactor ( 13, 23 ) being in the closed position when an identification card ( 1 ) according to one of claims 1 to 3 nears the reading device ( 10, 20 ).

Power transmission device

A power transmission device includes a first coil and a second coil. The first coil emits a first electromagnetic wave. The second coil is arranged at a position where a center axis of the first coil and a center axis of the second coil are not overlapped to each other and emits a second electromagnetic wave having a strength distribution with a polarity opposite to a polarity of a strength distribution of the first electromagnetic wave.

Wireless power transmitter, wireless power receiver and wireless power transmission method

Disclosed is a wireless power transmitter for wirelessly transmitting a power to a wireless power receiver. The wireless power transmitter includes a transmitting unit for transmitting a power supplied from a power source to the wireless power receiver using resonance, and a detecting unit for measuring an input impedance seen to the transmitting unit at the power source to detect a variation of an output impedance of the wireless power receiver by using the measured input impedance.

Method and apparatus for transmitting wireless power

A method and apparatus are provided for transmitting wireless power in a wireless power network managed by a wireless power transmitter. The method includes transmitting first charging power to a first wireless power receiver; detecting a second wireless power receiver; and transmitting second charging power to the second wireless power receiver.

Non-contact charging module and non-contact charging instrument

Provided are a non-contact charging module and a non-contact charging instrument such that the non-contact module can be made thin in a state where a sufficient cross-sectional area of a planar coil portion has been ensured and power transmission efficiency has been enhanced. The non-contact module comprises the planar coil portion ( 2 ) on which a plurality of conducting wires have been spirally wound, and a magnetic sheet provided so as to oppose a surface of a coil ( 21 ) of the planar coil portion ( 2 ), the plurality of conducting wires are respectively connected together at both ends, and the planar coil portion ( 2 ) has a part wound overlapped in multiple layers and another part wound in a single layer.

Multi-layer-multi-turn high efficiency inductors for an induction heating system

A multi-layer, multi-turn structure for an inductor having a plurality of conductor layers separated by layers of insulator is described. The inductor further comprises a connector electrically connected between the conductor layers. The structure of the inductor may comprise a cavity therewithin. The structure of the inductor constructed such that electrical resistance is reduced therewithin, thus increasing the efficiency of the inductor. The inductor is particularly useful at operating within the radio frequency range and greater.

Multi-layer-multi-turn high efficiency inductors for electrical circuits

A multi-layer, multi-turn structure for an inductor having a plurality of conductor layers separated by layers of insulator is described. The inductor further comprises a connector electrically connected between the conductor layers. The structure of the inductor may comprise a cavity therewithin. The structure of the inductor constructed such that electrical resistance is reduced therewithin, thus increasing the efficiency of the inductor. The inductor is particularly useful at operating within the radio frequency range and greater.

Method for operation of multi-layer-multi-turn high efficiency inductors with cavity structure

A multi-layer, multi-turn structure for an inductor having a plurality of conductor layers separated by layers of insulator is described. The inductor further comprises a connector electrically connected between the conductor layers. The structure of the inductor may comprise a cavity therewithin. The structure of the inductor constructed such that electrical resistance is reduced therewithin, thus increasing the efficiency of the inductor. The inductor is particularly useful at operating within the radio frequency range and greater.

Surface communication device

A surface communication device includes: a sheet-shaped electromagnetic wave propagation unit that propagates electromagnetic waves; and a power supplying device unit or a power receiving device unit that is disposed above the electromagnetic wave propagation unit in a non-conductive state with the electromagnetic wave propagation unit, and includes an electromagnetic wave coupling unit that transmits electromagnetic waves to the electromagnetic wave propagation unit or receives electromagnetic waves from the electromagnetic wave propagation unit. The electromagnetic wave coupling unit includes a dielectric resonator that strengthens an electromagnetic coupling between the electromagnetic wave coupling unit and the electromagnetic wave propagation unit.

Apparatus and method for harvesting power from an overhead transmission conductor

An apparatus and method of harvesting power for charging batteries of a robot traversing an overhead transmission conductor is disclosed. The apparatus is adapted to harvest power from the overhead transmission conductor and provide a DC voltage for charging a battery and includes a first shield wire bonded to a structure that is grounded to the earth, a second shield wire isolated from the structure, and a charging station. The first shield wire, second shield wire, structure, and earth form a loop into which induced currents flow. The charging station is electrically connected to the second shield wire and adapted to convert induced currents flowing along the second shield wire into a DC voltage for charging a battery of the charging station.

In-vehicle charger

An in-vehicle charger includes a case whose one face having an opening, a lid that covers the opening of the case in an openable and closable manner, a charging coil that is provided in an inner portion of the case facing the lid, and an urging portion that is provided on an inner surface side of the lid and urges a mobile device disposed in the case toward the charging coil.

Wireless power transfer via electrodynamic coupling

Wireless power transmission (WPT) systems are provided. According to an embodiment, the WPT system uses one or more power transmitting coils and a receiver for electromagnetically coupled wireless power transfer. The electrodynamic receiver can be in the form of an electrodynamic transducer where a magnet is allowed to oscillate near a receiving coil to induce a voltage in the receiving coil, a piezoelectric transducer where the magnet causes a vibrating structure with a piezoelectric layer to move, an electrostatic transducer where movement of the magnet causes a capacitor plate to move, or a combination thereof. An alternating magnetic field from the transmitting coil(s) excites the magnet in the receiver into mechanical resonance. The vibrating magnet then functions similar to an energy harvester to induce voltage/current on an internal coil, piezoelectric material, or variable capacitor. Embodiments utilize magnetic coupling and electromechanical resonance for safe, spatially distributed, low-frequency power delivery to portable devices.

Coupling an electronic apparatus having a radio link, in particular a mobile telephone, to devices of a motor vehicle

A system for wirelessly coupling a radio device ( 111 ) via a radio link has a support surface ( 119 ) for placing radio device ( 111 ) thereon; an antenna in order to produce and maintain wireless coupling of the radio device, or a plurality of antennas ( 217 a, 217 b ) positioned adjacently which can be selectively operated to produce and maintain wireless coupling of radio device ( 111 ). Support surface ( 119 ) has a rotationally symmetrical recess ( 117 ) extending around an axis of rotation ( 18 ) perpendicular to support surface ( 119 ), wherein, at different rotational positions relative to the axis of rotation ( 18 ), a radio device ( 111 ) having a projection ( 204 ) which engages in recess ( 117 ) can operate a radio link to the antenna, or to one of the antennas ( 217 ). Alternatively a radio device rests against support surface ( 119 ) and is located in any orientation and any position within a space defined by support surface ( 7 ).

Alternating current direct current adapter with wireless charging

A charging device that includes an alternating current (AC) direct current (DC) adapter and a wireless charger. In one implementation the charging device combines an AC/DC adapter and a wireless charger into a same housing.

Energy-harvesting system, apparatus and methods

An electrosurgical energy delivery apparatus includes an energy delivery circuit, a control circuit and an energy-harvesting system with a plurality of energy-harvesting circuits and a voltage regulator that provides a regulated DC voltage to the energy delivery circuit and/or the control circuit. The energy delivery circuit receives an electrosurgical energy signal having a primary frequency and selectively provides the electrosurgical energy signal to an energy delivery element. The control circuit connects to the energy delivery circuit and selectively enables the flow of electrosurgical energy to the energy delivery element. The plurality of energy-harvesting circuits each include an energy-harvesting antenna tuned to a particular frequency, a matched circuit configured to receive an RF signal from the energy-harvesting antenna, rectify the RF signal and generate a DC signal, and an energy storage device that connects to the voltage regulator to receive and store the DC signal.

Wireless charging apparatus and portable terminal including the same

A wireless charging apparatus provided in an electronic device is provided. The wireless charging apparatus includes a charging resonance unit for wireless charging; a driving circuit unit to which the charging resonance unit is connected and to which an internal circuitry is mounted; a shield member mounted to a rear surface of the charging resonance unit; and a heat dispersion member mounted to the driving circuit unit and the shield member to disperse heat generated by the driving circuit unit.

Electronic Cigarette Case and Electronic Cigarette Device

This invention relates to a wireless charging electronic cigarette case and an electronic cigarette device. The electronic cigarette case comprises a case body to accommodate at least one electronic cigarette, a wireless charging transmitter disposed in the case body, and a first rechargeable battery disposed in the case body to supply power for the wireless charging transmitter. The wireless charging transmitter comprises a transmitting unit to transmit electromagnetic signals, a display unit electrically connected with the first rechargeable battery to test, measure and display quantity of electricity of the first rechargeable battery, and a first circuit processing module electrically connected with the transmitting unit, the display unit and the first rechargeable battery. An electronic cigarette case of the present invention has advantages of convenient use and providing functions of displaying quantity of electricity of rechargeable batteries of the electronic cigarette case and charging multiple electronic cigarettes simultaneously.

Vehicle battery charging system and method

In at least one embodiment, a vehicle includes a battery and an inductive charge plate electrically connected with the battery. The vehicle further includes at least one controller configured to, in response to detecting an authenticated charge system, cause an initiation signal to be transmitted such that the charge system initiates charging of the battery via the charge plate and cause an association signal to be intermittently or continuously transmitted such that charging of the battery via the charge plate is maintained.

Wireless power supply system

A wireless power supply system transmits power as magnetic field energy from a power supplying resonance coil to a power receiving resonance coil by resonating the power supplying resonance coil and the power receiving resonance coil. The coil diameter of the power receiving resonance coil is set smaller than the coil diameter of the power supplying resonance coil. Then, electromagnetic coupling between the power supplying resonance coil and the power receiving resonance coil is maintained in a stable state, and a space region where power can be transmitted in a state wherein power transmission efficiency is stabilized is expanded.

Wireless battery charger for mobile devices and method thereof

A wireless direct contact charger includes (a) a voltage supply; (b) a first plate electrode and a second plate electrode; (c) a polarity detection circuit that detects; and (d) a switching circuit. When the first electrode or the second electrode of the portable device is placed on the first plate electrode or the second plate electrode, the polarity detection circuit detects the polarity of the portable device charging terminals (i.e, whether the first electrode of the portable device is in contact with the first plate electrode, the second electrode of the portable device is in contact with the first plate electrode or any other suitable orientations). Based on the detected polarity, the switching circuit connects the first plate electrode and the second plate electrode to the voltage supply to provide an output voltage to the portable device for charging its battery,

Wireless Energy Transfer System

A wireless energy transfer system includes a first energy transfer unit having at least one resonant frequency, a second energy transfer unit having the at least one resonant frequency, and a load. The first wireless energy transfer unit includes a first coil magnetically coupled to a first wireless energy transfer cell, and the second wireless energy transfer unit includes a second coil magnetically coupled to a second wireless energy transfer cell. The first coil receives first energy and through the magnetic coupling between the first coil and the first wireless energy transfer cell, the first wireless energy transfer cell is caused to generate second energy, wherein the second wireless energy transfer cell receives the second energy and through the magnetic coupling between the second wireless energy transfer cell and the second coil, the second coil is caused to provide third electromagnetic wave energy to the load.

Non-contact charging module and reception-side and transmission-side non-contact charging apparatuses using the same

It is an object to provide a non-contact charging module that uses a magnet included in a counterpart-side non-contact charging module or does not use the magnet when aligning with the counterpart-side non-contact charging module is performed. An L value of a coil that is provided in the non-contact charging module is not changed. This non-contact charging module includes a planar coil portion where electrical lines are wound and a magnetic sheet that places a coil surface of the planar coil portion and faces the coil surface of the planar coil portion, and in the magnetic sheet, a hole portion is provided at the position corresponding to a hollow portion of the planar coil portion.

System and method for inductive power provision over an extended surface

A power providing system for transferring power from an inductive power outlet to an inductive power receiver. The power providing system includes a targeting apparatus capable of detecting the location of the inductive power receiver adjacent to said extended surface and driving a primary inductor in the vicinity of the inductive power receiver. Optionally, the inductive power outlet includes a moving primary inductor which may move into alignment with the receiver. Alternatively, the inductive power outlet includes an array of primary inductors and a primary inductor may be selected in the locality of the inductive power receiver.

Non-contact power receiving apparatus, non-contact power transmitting apparatus, and non-contact power transmitting/receiving system

A non-contact power receiving apparatus includes a power reception unit for receiving electric power from a power transmitting apparatus outside of a vehicle in a non-contact manner, and a control device for controlling the electric power transmission from the power transmitting apparatus. The control device controls the electric power transmission based on a monitoring result obtained by monitoring the surroundings of the vehicle, and a door state detection result obtained by detecting whether or not a door of the vehicle is open. The control device causes, if the door state detection result indicates that the door is open, the power transmitting apparatus to reduce the power of the electric power transmission, and controls the electric power transmission without using the monitoring result.

Sealed package and method of forming same

Various embodiments of a hermetically-sealed package and a method of forming such package are disclosed. The package includes a housing that extends along a housing axis between a first end and a second end, where the housing includes first and second opaque portions and a transparent portion disposed between the first and second opaque portions. The first opaque portion is hermetically sealed to a first end of the transparent portion and the second opaque portion is hermetically sealed to a second end of the transparent portion. At least one of the first and second opaque portions is hermetically sealed to the transparent portion by a weld ring. The package further includes a power source disposed within the housing, and an inductive coil disposed at least partially within the transparent portion of the housing and electrically connected to the power source.

Pool cleaning robot with removable filter and impeller

A pool cleaning robot that may include a drive motor; an impeller; an impeller motor that is configured to rotate the impeller; wherein the impeller, once rotated at a first rotational direction, is configured to induce fluid to flow through the pool cleaning robot; a filter for filtering fluid that flows through the pool cleaning robot; and wherein the filter (a) is detachably coupled to one or more elements of the pool cleaning robot; and (b) is configured to exit the pool cleaning robot from a first side of the pool cleaning robot.

Buffering energy storage systems for reduced grid and vehicle battery stress for in-motion wireless power transfer systems

An energy buffer including an electrochemical capacitor can be added to the primary circuit and/or to the secondary circuit of in-motion wireless power transfer system. The energy buffer(s) can smoothen the power delivered by the power grid and captured by a vehicle passing over an array of transmit coils through in-motion wireless power transfer. The reduction in the transient power transfer can reduce the peak current that flows through various components of the in-motion wireless power transfer system including a vehicle battery on the vehicle, and prolong the life of the in-motion wireless power transfer system.

Sub-Surface Wireless Charging and Associated Method

In an embodiment, a method includes: wirelessly transmitting power to a receiving coil from a transmitting coil, where the receiving coil is in a wireless power transmission space of the transmitting coil; measuring an output of a sensor during a first time to generate a first measurement; measuring the output of the sensor during a second time to generate a second measurement, the second time being after the first time; and when a magnitude of a difference between the first measurement and the second measurement is higher than a predetermined threshold, stopping wirelessly transmitting power to the receiving coil with the transmitting coil. 1. A method comprising:wirelessly transmitting power to a receiving coil from a transmitting coil, wherein the receiving coil is in a wireless power transmission space of the transmitting coil;measuring an output of a sensor during a first time to generate a first measurement;measuring the output of the sensor during a second time to generate a second measurement, the second time being after the first time; andwhen a magnitude of a difference between the first measurement and the second measurement is higher than a predetermined threshold, stopping wirelessly transmitting power to the receiving coil with the transmitting coil.2. The method of claim 1 , further comprising periodically measuring the output of the sensor at discrete time steps claim 1 , wherein the first time and the second time correspond to consecutive time steps.3. The method of claim 1 , further comprising periodically measuring the output of the sensor during discrete time step claim 1 , wherein the first time and the second time correspond to non-consecutive time steps.4. The method of claim 1 , wherein the sensor comprises a first pizza-slice-type element disposed between the transmitting coil and the wireless power transmission space claim 1 , wherein the first pizza-slice-type element is disposed along a first axis for detecting motion along the first axis ...

Radio field intensity measurement device, and radio field intensity detector and game console using the same

The present invention provides a radio field intensity measurement device having a display portion with improved visibility, in the case of measuring a weak radiowave from a long distance. In the radio field intensity measurement device, a battery is provided as a power source for power supply and the battery is charged by a received radiowave. When a potential of a signal obtained from the received radiowave is higher than an output potential of the battery, the power is stored in the battery. On the other hand, when the potential of the signal obtained from the received radiowave is lower than the output potential of the battery, power produced by the battery is used as power to drive the radio field intensity measurement device. As an element to display the radio field intensity, a thermochromic element or an electrochromic element is used.

Wireless power transmission apparatus installable on wall

The present invention provides a wireless power transmission apparatus installable on a wall, the wireless power transmission apparatus comprising: a housing configured to allow a wireless power reception apparatus to be placed thereon; a plug, a part of which is embedded in the housing, the plug being configured to be coupled with a socket for alternating current power installed on a wall; and a transmission unit which is embedded in the housing, converts an alternating current power supplied from the plug to a direct current power, and outputs a wireless power signal to the wireless power reception apparatus.

Coupled-coil power control for inductive power transfer systems

An inductive power transfer device including: a resonant circuit, having a power transfer coil and a power transfer capacitor; a coupling coil, magnetically-coupled to the power transfer coil; a variable impedance; and a controller configured to determine the impedance value of the variable impedance based on predetermined criteria including: substantially regulating power provided to a load; tuning the resonant circuit resonant frequency substantially to a predetermined frequency; adjusting a frequency of a magnetic field associated with the power transfer coil; and/or adjusting an impedance reflected by the power transfer coil to a corresponding coupled power transfer coil.

Systems and methods for managing a distributed wireless power transfer network for electrical devices

The disclosure relates to systems and methods for managing a wireless power transfer network for power transfer to electrical devices, providing central management console in communication with cloud based network, comprising at least one wireless power outlet and at least one management server. The management system, of the current disclosure, is enabling remote health check and maintenance of all of wireless power outlets within the network. Further, the management system allows for complete monitoring of a deployment according to system administrator rights and policy management coupled with command and control functioning to determine allowed/disallowed functionality while transferring powering to an electrical device in a specific venue.

Inductive power transmission geometry

A first electronic device includes an inner inductive coil positioned at least partially around a shield core and a second electronic device includes an outer inductive coil positioned around an aperture. The first electronic device is operable to receive power from and/or transmit power to the second electronic device when a portion of the first electronic device is inserted into the aperture of the second electronic device, positioning the inner inductive coil within the aperture and within the outer inductive coil. When power is being transmitted between the first and second electronic devices, the shield core concentrates magnetic flux around the inner inductive coil and/or the outer inductive coil. In some implementations, an outer shield may be positioned at least partially around the outer inductive coil and may also concentrate magnetic flux around the inner inductive coil and/or the outer inductive coil.

Wireless power transfer through a metal object

A method and system for providing wireless power transfer through a metal object is provided. In one aspect, an apparatus for wirelessly receiving power via a magnetic field is provided. The apparatus includes a metal cover including an inner portion and an outer portion. The outer portion is configured to form a loop around the inner portion of the metal cover. The outer portion is configured to inductively couple power via the magnetic field. The apparatus includes a receive circuit electrically coupled to the outer portion and configured to receive a current from the outer portion generated in response to the magnetic field. The receive circuit is configured to charge or power a load based on the current.

Wireless power receiver and controlling method thereof

A method for controlling an electronic device including a charging circuit is provided. The method includes receiving power wirelessly from a power transmitting device; rectifying the received power; based on a voltage of the rectified power being greater than or equal to an allowable voltage of the charging circuit, controlling to convert the rectified power through a converting circuit of the electronic device and to output the converted power to the charging circuit for charging a battery of the electronic device, wherein the allowable voltage relates to a maximum voltage or a preferable voltage to be applied to the charging circuit; and based on the voltage of the rectified power being less than the allowable voltage of the charging circuit, controlling to stop converting the rectified power and to output the rectified power to the charging circuit by connecting the rectifying circuit to the charging circuit.

Stacked coil structure and electronic device including the same

An electronic device is provided. The electronic device includes a coil unit, a power transmission circuit electrically connected to the coil unit, and a control circuit configured to wirelessly transmit power using the coil unit, and the coil unit may include a first coil. The first coil may include a first layer wound in a first shape by a first number of turns, and a second layer extending from the first layer and wound in a second shape by a second number of turns, and the second layer may be disposed above the first layer to overlap the first layer.

Systems and Methods for Activating Functionality

Broadly speaking, embodiments of the present techniques provide methods for activating functionality on a client device when the client device is determined by a sensor to be in a particular environment. Advantageously, the client device and sensor(s) do not communicate directly so there is no requirement for a trust relationship to be established therebetween, which may consume power, take time and may require user involvement. The functionality on the client device may instead be activated by a trusted server, and the trust relationship may be established when a user of the client device registers to use the system.

Wireless Energy Transfer For Implantable Devices

Wireless energy transfer methods and designs for implantable electronics and devices include, in at least one aspect, a device resonator configured to be included in an implantable medical device and supply power for a load of the implantable medical device by receiving wirelessly transferred power from a source resonator coupled with a power source; temperature sensors positioned to measure temperatures of the device resonator at different locations; a tunable component coupled to the device resonator; and control circuitry configured and arranged to adjust the tunable component to detune the device resonator in response to a measurement from at least one of the temperature sensors.

WIRELESS CHARGING DEVICE

The present invention relates to a wireless charging device. A wireless charging device according to an embodiment of the present invention comprises a power transmission coil for wirelessly transmitting power to an external terminal, and a re-radiation antenna for receiving an antenna signal and re-radiating same, wherein the re-radiation antenna comprises an insulation plate, and a radiation pattern part which is formed on one surface of the insulation plate, and which is arranged along the outer circumference of the insulation plate so that one end and the other end thereof are arranged to be adjacent to each other, and the radiation pattern part includes a first extension pattern in a quarter-ellipse shape, extending in the lateral direction of the insulation plate from a position adjacent to the one end of the radiation pattern part, and a second extension pattern in a quarter-ellipse shape, symmetrical to the first extension pattern, at a position adjacent to the other end of the radiation pattern. Therefore, the uniformity of electric field distribution of the re-radiation antenna can be improved without a deterioration in wireless charging performance. 1. A wireless charging device comprising a power transmission coil wirelessly transmitting power to an external terminal and a re-radiation antenna receiving an antenna signal and re-radiating the antenna signal , wherein the re-radiation antenna comprises:an insulating plate; anda radiation pattern unit formed on one surface of the insulating plate, disposed along an outer circumference of the insulating plate, and having one end and the other end thereof disposed adjacent to each other,wherein the radiation pattern unit comprises:a first extension pattern having a quarter ellipse shape and elongated in a direction lateral to the insulating plate at a location adjacent to the one end of the radiation pattern unit, anda second extension pattern having a quarter ellipse shape and being symmetrical to the first ...

Resonators for wireless power transfer systems

The disclosure features transmitters for wireless power transfer that include first and second coils each having at least one loop extending in a first plane and a controller configured to drive the first and second coils with electrical currents during operation of the transmitter, where the controller is configured so that during operation of the transmitter: in a first mode of operation, the controller drives the first and second coils to generate a magnetic field having a dipole moment that is parallel to the first plane to wirelessly transmit power to first and second receivers; and in a second mode of operation, the controller drives at least one of the first and second coils to generate a magnetic field having a dipole moment that is orthogonal to the first plane to wirelessly transmit power to a third receiver.

HARVESTING ELECTRICAL ENERGY FROM AN RF SIGNAL IN A VEHICLE

This disclosure is generally directed to harvesting electrical energy from RF signals that may be present in a vehicle. The RF signals may include cellular signals and Wi-Fi signals, for example. In an example system, an RF signal strength evaluator may be used to evaluate the RF signals in order to identify a strongest RF signal or a strongest band of RF signals that can be harvested to obtain electrical energy. An RF-to-electrical energy converter converts the RF signals(s) to electrical energy, which can be stored in an energy storage element. The energy storage element can be coupled to a device charger for charging various types of devices in the vehicle. In some instances, the system can be used to generate an ambient RF energy map that may be used by one or more vehicles to identify an optimal spot to park for harvesting RF signals. 1. A method comprising:receiving, in a vehicle, a radio-frequency (RF) signal;obtaining electrical energy from at least a portion of the RF signal;storing the electrical energy in an energy storage element; andproviding, based on the stored electrical energy, power to a device from the energy storage element.2. The method of claim 1 , wherein obtaining electrical energy from at least the portion of the RF signal comprises:identifying one of a frequency component or a frequency band in the RF signal; andconfiguring an antenna to obtain electrical energy from the one of the frequency component or the frequency band.3. The method of claim 1 , wherein obtaining electrical energy from at least the portion of the RF signal comprises:identifying a frequency band in a wideband frequency spectrum;selecting a first antenna in the vehicle, the first antenna tuned to operate in the frequency band; andcoupling the energy storage element to the first antenna for obtaining electrical energy in the frequency band.4. The method of claim 3 , wherein the frequency band is an operating frequency band of a communication apparatus in the vehicle.5. The ...

Portable electronic device charging apparatus and holding means therefor

A portable apparatus for temporarily holding personal items and providing a charger for electronic devices. The battery in the charger may be wirelessly recharged or recharged by being connected to a source of electrical energy.

DETERRING THEFT IN WIRELESS POWER SYSTEMS

Various embodiments for deterring theft in wireless power systems are disclosed. In one embodiment, an electrical device, comprise a guided surface wave receive structure configured to obtain electrical energy from a guided surface wave traveling along a terrestrial medium, and an electrical load coupled to the guided surface wave receive structure, the electrical load being experienced as a load at an excitation source coupled to a guided surface waveguide probe generating the guided surface wave. Processing circuitry of the electrical device may be configured to monitor the electrical load to determine whether a power consumption of the electrical load has exceeded a predefined amount of permitted power consumption and disable the wireless power receiver or the electrical load coupled to the wireless power receive structure in response to the electrical load exceeding the predefined amount of permitted power consumption. 1. An apparatus , comprising:a guided surface wave receive structure configured to obtain electrical energy from a guided surface wave traveling along a terrestrial medium;an electrical load coupled to the guided surface wave receive structure, the electrical load being experienced as a load at an excitation source coupled to a guided surface waveguide probe generating the guided surface wave; and authenticate the apparatus by communicating with a remote computing device over a network;', 'access an allotted power consumption for the apparatus; and', 'selectively control access to power consumed by the electrical load from at least one of an auxiliary power source or the guided surface wave receive structure, wherein access to the power provided to the electrical load is selectively controlled based at least in part on the allotted power consumption., 'processing circuitry comprising memory and at least one hardware processor that directs the apparatus to2. The apparatus of claim 1 , further comprising an impedance matching network that generates ...

Encapsulated Electronics

An eye-mountable device includes an electrochemical sensor embedded in a polymeric material configured for mounting to a surface of an eye. The electrochemical sensor includes a working electrode and a reference electrode that reacts with an analyte to generate a sensor measurement related to a concentration of the analyte in a fluid to which the eye-mountable device is exposed. An example assembly process includes: forming a sacrificial layer on a working substrate; forming a first layer of a bio-compatible material on the sacrificial layer; providing an electronics module on the first layer of the bio-compatible material, forming a second layer of the bio-compatible material to cover the electronics module; and annealing the first and second layers of the bio-compatible material together to form an encapsulated structure having the electronics module fully encapsulated by the bio-compatible material.

CONVENIENCE CHARGER AND COMBINATION

A charging station includes a body portion with a mains voltage electrical receptacle and a voltage converter portion, and a removable convenience feature where the removable convenience feature includes a coupling member and a support column, and where the charging station includes at least one additional electrical receptacle arranged to provide power to a personal electronic device. 1. A charging station comprising:a body portion, said body portion including at least one electrical receptacle; anda removable convenience feature module substantially fixedly coupled to said body portion, said removable convenience feature module including a coupling member portion and a support column portion, said removable convenience feature module being configured and adapted to support a personal article.2. A charging station comprising:a body portion, said body portion including at least one mains voltage electrical receptacle and a voltage converter device, said voltage converter device being adapted to receive mains voltage input power and produce output power at a secondary voltage;a removable convenience feature module substantially fixedly coupled to said body portion, said removable convenience feature module including a coupling member portion and a support column portion, said removable convenience feature module being configured and adapted to support a personal article; anda further electrical receptacle, said further electrical receptacle being adapted to provide power to a personal electronic device at said secondary voltage.3. A charging station as defined in wherein said personal article comprises said personal electronic device.4. A charging station as defined in wherein said further electrical receptacle comprises a USB receptacle.5. A charging station as defined in wherein said removable convenience feature module comprises a pocketbook hook.6. A charging station as defined in wherein said further receptacle comprises a portion of said removable convenience ...

Electromechanical energy conversion system based on double conductor

The present invention discloses a dual-conductor based electromechanical energy conversion system. The system includes an external force device, a moving object connecting frame, a moving object, a dual-conductor assembly and a platform connecting frame; the external force device is connected with the moving object through the moving object connecting frame; the dual-conductor assembly is arranged under the moving object in parallel; the dual-conductor assembly is connected with an external platform through the platform connecting frame; and the moving object generates a relative motion with the dual-conductor assembly according to an external force, and the dual-conductor assembly generates an alternating current according to an alternating magnetic field generated by the moving object. In the present invention, dual parallel conductors generate an electromagnetic oscillation effect under the control of a magnetic field, and electromagnetic energy in the dual conductor is transmitted in the form of waves so as to reduce a Poynting vector to enter the conductor and achieve low/tiny loss of electrical energy transmission.

WIRELESS POWER DISTRIBUTION SYSTEMS AND METHODS

Apparatus, methods and systems of wireless power distribution are disclosed. Embodiments involve the redirection of collimated energy to a converter, which stores or converts the energy into a more suitable form of energy for at least one specific point-of-use that is coupled to the converter. 129-. (canceled)30. A wireless power routing system , comprising:a power beam generator configured to form a collimated power beam by adjusting a beam property of the collimated power beam as a function of one or more optical properties of one or more power elements capable of changing a path of the collimated power beam along a pathway;at least one beam redirector communicatively coupled with a switch and configured using the switch to receive the collimated power beam and direct the collimated power beam; andat least one power storage device that stores at least a portion of the collimated power beam's energy after the collimated power beam has been directed from the at least one beam redirector.31. The system of claim 30 , wherein the at least one power storage device is further configured to convert at least a portion of the collimated power beam's energy to a useable power for use at a point of power consumption.32. The system of claim 30 , wherein the at least one power storage device comprises a plurality of power storage devices.33. The system of claim 30 , wherein the switch operates according to triggering criteria.34. The system of claim 33 , wherein a state of the switch is based on sensor data from one or more sensors.35. The system of claim 34 , wherein the state of the switch determines whether at least a portion of the collimated power beam is stored at a given time.36. The system of claim 34 , wherein the state of the switch determines a ratio of the collimated power beam that is stored at a given time.37. The system of claim 30 , wherein the switch is configured to alter a direction of the collimated power beam via the at least one beam redirector.38. The ...

Wireless power transmission system and sheet coil

A wireless power transmission system includes a power-supplying device including an electronic oscillator that generates electric power having a frequency of 1 MHz or more and 5 MHz or less, and a power-supplying coil member in which the electric power flows; and a power-receiving device including a power-receiving coil member that is capable of generating electric power based on the magnetic field generating from the power-supplying coil member, wherein the power-receiving coil member is a sheet coil including an insulating layer and a first coil pattern disposed at one side of the insulating layer, the first coil pattern is composed of wires, and the wires are disposed in spaced apart relation from each other with a predetermined space provided therebetween in the radial direction of the first coil pattern.

Current detection element, transmission device, and electric power transmission system

A current detection element includes a laminate where multiple insulator layers are laminated, a main line conductor formed in the laminate, extending in one direction, a coil-shaped current detection conductor that is formed in the laminate and that is magnetically coupled with the main line conductor, and electrostatic shielding conductors that are formed in the laminate, and that are grounded. The electrostatic shielding conductors overlap at least one of the main line conductor and the current detection conductor in plan view from a winding axis direction along a winding axis of the current detection conductor. Accordingly, a current detection element that accurately detects high-frequency AC current flowing through a line, and a transmission device and electric power transmission system having the same, are provided.

Apparatus and method for powering and networking a rail of a firearm

A method, apparatus and system for networking accessories to a firearm or weapon wherein the accessories are conductively powered from the rail and data is transferred between the accessories and the rail via conductive coupling. In one embodiment, a weapon is provided, the weapon having: an upper receiver; a lower receiver; a powered accessory mounted to a rail of the upper receiver; and an apparatus for conductively networking a microcontroller of the powered accessory to a microcontroller of the upper receiver and a microcontroller of the lower receiver, wherein the data is exclusively provided to the powered accessory from the rail.

APPARATUS AND METHOD FOR MANAGING POWER OF ARTICLE TRANSPORT VEHICLE IN ARTICLE TRANSPORT SYSTEM

An apparatus for managing power of an article transport vehicle in an article transport system according to an embodiment of the present disclosure includes: a power receiving unit configured to receive a power in a contactless manner from a power supply unit installed at a driving route of the article transport vehicle and to control the power; a power storage unit configured to store a portion of the power supplied from the power receiving unit and to supply the stored power; a power generating unit configured to generate a driving power for driving the article transport vehicle and to generate a power by using the power supplied from the power receiving unit or the power storage unit; and a power control unit configured to control power paths between the power storage unit, the power receiving unit, and the power generating unit. 1. An apparatus for managing power of an article transport vehicle in an article transport system , the apparatus comprising:a power receiving unit configured to receive and control a power in a contactless manner from a power supply unit installed at a driving route of the article transport vehicle;a power storage unit configured to store a portion of the power supplied from the power receiving unit;a power generating unit coupled to the power receiving unit and the power storage unit and configured to generate a driving power for driving the article transport vehicle by using at least one of a first power supplied from the power receiving unit and a second power supplied from the power storage unit; anda power control unit configured such that according to an operation state of the article transport vehicle, the at least one of the first power supplied from the power receiving unit and the second power supplied from the power storage unit is supplied to the power generating unit.2. The apparatus of claim 1 ,wherein the power control unit is configured such that when the power supply unit stops supplying the power to the power receiving ...

Radio frequency (rf) power harvesting circuit

Aspects disclosed in the detailed description include a wireless charging circuit comprising a radio frequency (RF) power harvesting circuit. In one aspect, the RF power harvesting circuit is configured to harvest a wireless RF charging signal provided by a wireless charging station to generate a direct-current (DC) charging signal to charge a battery, for example, a lithium-ion (Li-ion) battery, in a battery-operated electronic device. In another aspect, a wireless charging controller controls the RF power harvesting circuit to dynamically increase or decrease an effective charging power of the DC charging signal according to a target charging power determined according to a charging profile of the battery. By dynamically adjusting the effective charging power provided to the battery according to the charging profile of the battery, it is possible to provide fast charging to the battery while protecting the battery from overcharging damage.

Repeaters for enhancement of wireless power transfer

Exemplary embodiments are directed to wireless power transfer. A wireless power transfer system include a transmit circuit with a transmit antenna driven from a power amplifier to generate a near field radiation at a resonant frequency within a first coupling mode region surrounding the transmit antenna. One or more repeater antennas are disposed at different locations within the first coupling mode region. Each repeater antenna generates an enhanced near field radiation at the resonant frequency within a coupling mode region corresponding to that repeater antenna. One or more receive circuits including a receive antenna receive power when they are disposed in one of the coupling mode regions corresponding to that repeater antenna.

INDUCTIVE ENERGY HARVESTING AND SIGNAL DEVELOPMENT FOR A MEMORY DEVICE

Methods, systems, and devices for inductive energy harvesting and signal development for a memory device are described. One or more inductors may be included in or coupled with a memory device and used to provide current for various operations of the memory device based on energy harvested by the inductors. An inductor may harvest energy based on current being routed through the inductor or based on being inductively coupled with a second inductor through which current is routed. After harvesting energy, an inductor may provide current, and the current provided by the inductor may be used to drive access lines or otherwise as part of executing one or more operations at the memory device. Such techniques may improve energy efficiency or improve the drive strength of signals for the memory device, among other benefits. 1. A method , comprising:harvesting energy associated with a memory device using an inductor;routing current from the inductor to a component of the memory device, wherein the routed current is based at least in part on the energy harvested using the inductor; andoperating the component of the memory device based at least in part on the routed current.2. The method of claim 1 , further comprising:routing a second current to a second component of the memory device, wherein the second current passes through the inductor and the harvesting is based at least in part on the second current passing through the inductor;decoupling the inductor from the second component of the memory device; andcoupling the inductor with the component, wherein routing the current from the inductor to the component is based at least in part on coupling the inductor with the component.3. The method of claim 1 , further comprising:determining to increase an amount of power supplied to the component of the memory device, wherein routing the current from the inductor to the component is based at least in part on the determining.4. The method of claim 1 , wherein the inductor is one ...

COMPACT SURVEILLANCE SYSTEM

A compact surveillance system (CSS) includes a power input configured to provide power to the system; one or more sensors configured to measure a measurand; a receiver configured to receive an external signal; and a processor configured to generate information, the processor being in electrical communication with: the one or more sensors; an information storage device configured to store the information; a transmitter unit configured to transfer the information; wherein the information is generated based on the measurand so as to reduce a transfer energy. 1. A compact surveillance system (CSS) comprising:a power input configured to provide power to the system;one or more sensors configured to measure a measurand;a receiver configured to receive an external signal; and the one or more sensors;', 'an information storage device configured to store the information;', 'a transmitter unit configured to transfer the information;, 'a processor configured to generate information, the processor being in electrical communication withwherein the information is generated based on the measurand so as to reduce a transfer energy.2. The system of claim 1 , wherein the receiver comprises:a receiver transducer configured to convert the external signal into an electrical signal;a rectenna configured to convert electromagnetic energy of the external signal into electrical energy.3. The system of claim 2 , wherein the rectenna is further configured to capture and convert ambient energy into electrical energy.4. The system of claim 3 , wherein the device further comprises an energy storage unit configured to store the electrical energy captured by the rectenna.5. The system of any preceding claim claim 3 , wherein the receiver transducer is a smart transducer.6. The system of any preceding claim claim 3 , wherein the transmitter unit comprises:a transmitting having a modulator configured to modulate the information on to a carrier signal;a transmitter transducer configured to produce and ...

COMPACT SURVEILLANCE SYSTEM

A compact surveillance system (CSS) includes a power input configured to provide power to the system; one or more sensors configured to measure a measurand; a receiver configured to receive an external signal; and a processor configured to generate information, the processor being in electrical communication with: the one or more sensors; an information storage device configured to store the information; a source transducer configured to transfer the information; wherein the information is generated based on the measurand so as to reduce a transfer energy. 1. A compact surveillance system (CSS) comprising:a power input configured to provide power to the system;one or more sensors configured to measure a measurand;a receiver configured to receive an external signal; anda processor configured to generate information, the processor being in one or more of electrical and magnetic communication with:the one or more sensors;an information storage device configured to store the information;a Loosely Coupled Transformer (LCT) transducer configured to transfer the information;wherein the information is generated based on the measurand so as to reduce a transfer energy.2. The system of claim 1 , wherein the LCT includes:a supercapacitor.3. The system of claim 1 , wherein the LCT includes:a source transducer including a resonant primary coil.4. The system of claim 1 , wherein the LCT includes:a sink transducer including a resonant secondary coil and a rekoil sink.5. The system of claim 1 , wherein the LCT includes impulsive interference suppression.6. The system of claim 1 , wherein the LCT includes:at least one of a source transducer and a sink transducer.7. The system of claim 6 , wherein the at least one of a source transducer and a sink transducer is located in a fluid.8. The system of claim 1 , wherein a minimum of one of power and information is transferred from source to a remote sink9. The system of claim 1 , wherein the sink comprises:a sink transducer configured to ...

BIDIRECTIONAL WIRELESS POWER TRANSFER WITH AUXILIARY DEVICES

Disclosed embodiments include apparatuses, systems, and methods for transferring electrical power between an electrical power system of a vehicle and another device. In an illustrative embodiment, an apparatus includes a wireless transfer unit electrically coupled with a high voltage system of a vehicle and configured to enable wireless bidirectional power exchange between the high voltage system and an auxiliary device. The high voltage system is operable to power a drivetrain of the vehicle and the auxiliary device is separate from the vehicle and configured to at least one of provide electric power to and receive power from the high voltage system. A transfer control unit is configured to communicate with the wireless transfer unit and control at least one parameter specifying a transfer of electrical power between the high voltage system and the auxiliary device. 1. An apparatus comprising:a wireless transfer unit electrically coupled with a high voltage system of a vehicle and configured to enable wireless bidirectional power exchange between the high voltage system and an auxiliary device, wherein the high voltage system is operable to power a drivetrain of the vehicle and the auxiliary device is separate from the vehicle and configured to at least one of provide electric power to and receive power from the high voltage system; anda transfer control unit configured to communicate with the wireless transfer unit and control at least one parameter specifying a transfer of electrical power between the high voltage system and the auxiliary device.2. The apparatus of claim 1 , wherein the wireless transfer unit includes a first inductive coil system configured to inductively exchange electrical power with a second inductive coil system coupled with an auxiliary voltage system of the auxiliary device.3. The apparatus of claim 1 , wherein the at least one parameter includes at least one of a power transfer parameter chosen from:a quantity of electrical power to be ...

Wireless Charging Device

A wireless charging device comprises a transmitter coupled to at least one transmitting antenna and operable to cause the at least one transmitting antenna to emit electromagnetic radiation; a conductive structure adapted to confine the electromagnetic radiation to a charging zone; and a detector for detecting a degree of impedance mismatch between the transmitter and the at least one transmitting antenna. A receiver for use with the wireless charging device and a wireless charging system are also disclosed.

Electronic device and method for controlling wireless charging

The present invention relates to an electronic device, and to an electronic device and method for controlling wireless charging. To this end, a wireless power reception device according to the present invention comprises: a power reception unit for wirelessly receiving power from a wireless power transmission device; a power source unit charged with the received power; and a processor, wherein the processor can be configured to: measure the temperature according to the received power; measure at least one of a frequency, a voltage, and transmission power of a transmission coil in the wireless power transmission device when the measured temperature is higher than that of a first threshold; identify whether alignment with the wireless power transmission device is in a match state or a mismatch state by comparing the measured value and a preset value; transmit, to the wireless power transmission device, a first control signal for controlling power to be received from the wireless power transmission device when the alignment is in a mismatch state; and receive power controlled based on the transmitted first control signal.

POWER MANAGEMENT INTEGRATED CIRCUIT

A device may include a rectifier circuit providing a rectified DC signal, a rechargeable energy-storage element, and a power-management integrated circuit (PMIC). The PMIC may include a charging circuit for the rechargeable energy-storage element; a current-sensing circuit that measures a current provided by the rectified DC signal; a programmable current limit; a voltage-sensing circuit that measures a voltage on the rechargeable energy-storage element; and a controller that regulates the current provided to a DC output of the PMIC. the DC output of the PMIC may be regulated based at least in part on the current provided by the rectified DC signal; the programmable current limit; and the voltage on the rechargeable energy-storage element. The DC output of the PMIC may provide energy to a plurality of other energy-consuming subsystems on the device and to the charging circuit for the rechargeable energy-storage element. 1. A device comprising:a rectifier circuit providing a rectified DC signal;a rechargeable energy-storage element; and a charging circuit for the rechargeable energy-storage element;', 'a current-sensing circuit that measures a current provided by the rectified DC signal;', 'a programmable current limit;', 'a voltage-sensing circuit that measures a voltage on the rechargeable energy-storage element; and', the current provided by the rectified DC signal;', 'the programmable current limit; and', 'the voltage on the rechargeable energy-storage element;, 'a controller that regulates the current provided to a DC output of the PMIC based at least in part on], 'a power-management integrated circuit (PMIC) comprisingwherein the DC output of the PMIC (i) provides energy to a plurality of other energy-consuming subsystems on the device, and (ii) provides energy to the charging circuit for the rechargeable energy-storage element.2. The device of claim 1 , wherein the DC output of the PMIC is coupled through an inductor to a storage capacitor.3. The device of ...

ENERGY HARVESTER

An energy harvester, wherein it comprises: a flat plate-like energy harvesting part having a power generation region which generates electric power by utilizing an energy in the external environment and an internal wiring to which the electric power thus generated is supplied; a connector part connectable to an external device; a diode of which anode is electrically connected with the internal wiring; and a flexible wiring sub state on which the diode and a connection part for electrically connecting a cathode of the diode to the connector part are provided, wherein the internal wiring extends from the power generation region to a side edge portion of the energy harvesting part, and at least a portion of the flexible wiring substrate is provided in the side edge portion so as to overlap a portion of the internal wiring. 1. An energy harvester , wherein it comprises:a flat plate-like energy harvesting part having a power generation region which generates electric power by utilizing an energy in the external environment and an internal wiring to which the electric power thus generated is supplied;a connector part connectable to an external device;a diode of which anode is electrically connected with the internal wiring; anda flexible wiring substrate on which the diode and a connection part for electrically connecting a cathode of the diode to the connector part are provided,wherein the internal wiring extends from the power generation region to a side edge portion of the energy harvesting part, andat least a portion of the flexible wiring substrate is provided in the side edge portion so as to overlap a portion of the internal wiring.2. The energy harvester of claim 1 , wherein peripheries of the diode are coated with an insulating material.3. The energy harvester of claim 1 , wherein a conductor member exposed from the flexible wiring substrate in the vicinity of the diode is coated with an insulating material.4. The energy harvester of claim 1 , further comprising ...

Adapter for camera stabilizers

Adapters that can mount phones or other electronic devices on camera stabilizers, where the adapters are portable, can capable of charging, and can allow cameras on the phones to be easily leveled or adjusted to any orientation. An adapter can include a base portion having an opening, where a fastener in the opening can attach the adapter to a camera stabilizer, as well as an upright portion having an enclosure and a contacting surface. The enclosure can house a first magnet array for magnetically attracting a second magnet array in a phone, such that the phone can be readily mounted to a camera stabilizer. The enclosure can further house near-field communication circuits and components for identification. The upright portion and base portion can be connected by a fixed right angle or by a hinge, which can allow the adapter to fold into a more convenient form.

System and method for providing wireless power transfer functionality to an electrical device

A retrofittable wireless power receiver is disclosed for providing inductive power reception functionality to at least one host device. The retrofittable wireless power receiver comprises a support platform, a secondary inductor operable to couple inductively with a primary inductor associated with a wireless power transmitter; a power reception circuit operable to control inductive power transfer from the primary inductor to the host device, a synchrorectifier, and a near field communication antenna. The retrofittable wireless power receiver further comprises an array of electrical contacts that comprises a VOUT and GND pair of terminals wired to the sychrorectifier, a DISABLE terminal wired to the power reception circuit and configured to disable power transfer, and a pair of data contacts wired to the near field communication antenna.

Powering devices using rf energy harvesting

Disclosed is an apparatus for an application including a core device for the application. The apparatus includes a power (preferably RF energy) harvester connected to the core device to power the core device. Also disclosed is a method for an application. The method includes the steps of converting RF energy into usable energy. There is the step of powering the core device with the usable energy.

KINETIC ENERGY HARVESTING METHODS AND APPARATUS

A system, method, and apparatus for kinetic energy harvesting are disclosed. An example electronic device includes a processor and a battery. The electronic device also includes first and second magnet housings. Each of the first and second magnet housing contains a central magnet and a ferrous shield connected to the respective magnet housings. One of the ferrous shields is located on a first side of the first magnet housing that is opposite of a second side facing the second magnet housing. The other of the ferrous shields is located on a first side of the second magnet housing that is opposite of a second side facing the first magnet housing. The first magnet housing and the second magnet housing are configured to generate a current to charge the battery 1. An electronic device apparatus comprising:a processor configured to operate the electronic device;a battery configured to provide power to the processor; a first set of end-cap magnets each connected to an end of the first magnet housing,', 'a first central magnet configured to be located within the first magnet housing between the first set of end-cap magnets, and', 'a first ferrous sheet connected to the first magnet housing; and, 'a first magnet housing configured to have a tubular shape, the first magnet housing including a second set of end-cap magnets each connected to an end of the second magnet housing,', 'a second central magnet configured to be located within the second magnet housing between the second set of end-cap magnets, and', 'a second ferrous sheet connected to the second magnet housing,, 'a second magnet housing configured to have the same tubular shape, the second magnet housing includingwherein the first ferrous sheet is located on a side of the first magnet housing that is opposite of the second magnet housing, and the second ferrous sheet is located on a side of the second magnet housing that is opposite of the first magnet housing, andwherein the first magnet housing and the second ...

System and Method of Utilizing Peripherals

In one or more embodiments, one or more systems, methods, and/or processes may determine that a peripheral is proximate to a display associated with an information handling system; may determine an area of the display that is obscured by the peripheral; may reduce power to the area of the display that is obscured by the peripheral; may determine one or more areas of the display associated with one or more respective transparent materials associated with the peripheral; may increase illumination to the one or more areas of the display; may receive, from the peripheral, touch information associated with a user touching at least one of the one or more transparent materials; may change at least a portion of information displayed by the display; may receive, from the peripheral, user input information associated with user input to the peripheral; and may change at least another portion of the information displayed. 1. An information handling system , comprising:at least one processor; and determine that a peripheral is proximate to a display associated with an information handling system;', 'determine an area of the display that is obscured by the peripheral;', 'in response to determining the area of the display that is obscured by the peripheral, reduce power to the area of the display that is obscured by the peripheral;', 'determine one or more areas of the display associated with one or more respective transparent materials associated with the peripheral;', 'in response to determining the one or more areas of the display associated with the one or more respective transparent materials, increase illumination to the one or more areas of the display associated with the one or more respective transparent materials;', 'receive, from the peripheral, touch information associated with a user touching at least one of the one or more transparent materials;', 'in response to receiving the touch information, change at least a portion of information displayed by the display;', ' ...

INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING SYSTEM, INFORMATION PROCESSING METHOD, AND POWER SUPPLY EQUIPMENT

An information processing device includes a control unit configured to generate power supply permission information that is information permitting power to be supplied to a device electromagnetically connected to power supply equipment, and output the power supply permission information to the power supply equipment. 1. An information processing device , comprising a control unit configured to generate power supply permission information that is information permitting power to be supplied to a device electromagnetically connected to power supply equipment , and output the power supply permission information to the power supply equipment.2. The information processing device according to claim 1 , wherein the control unit is configured to acquire device information including information identifying the device from the power supply equipment and generate the power supply permission information based on the device information.3. The information processing device according to claim 1 , wherein the control unit is configured to acquire claim 1 , from the power supply equipment claim 1 , user information that is information about a user of the device claim 1 , and generate the power supply permission information based on the user information.4. The information processing device according to claim 1 , wherein the control unit is configured to acquire power supply request information that is information requesting power supply to the device claim 1 , and generate the power supply permission information based on the power supply request information.5. The information processing device according to claim 4 , wherein the control unit is configured to generate the power supply permission information when the control unit acquires the power supply request information within a predetermined time.6. The information processing device according to claim 5 , wherein the control unit is configured to generate and output power supply prohibition information that is information ...

Wireless charging device

A wireless charging device according to various embodiments of the present disclosure comprises: a wireless charging device body; and a wireless power transmitting device disposed on the wireless charging device body so as to face a wireless power receiving device provided on an external electronic device. The wireless power transmitting device comprises at least one transmitting coil and a transmitting magnetic body configured to surround the at least one transmitting coil and to face a receiving magnetic body provided on the wireless power receiving device. The inner peripheral surface of the wireless power transmitting device faces the inner surface of the wireless charging device body. When the wireless charging device body and the external electronic device are coupled, the outer peripheral surface of the wireless power receiving device and the inner peripheral surface of the wireless power transmitting device face each other. The transmitting magnetic body is formed in a ring structure, at least a part of which is open. One surface of the open ring structure of the transmitting magnetic body is disposed on at least a part of the inner surface of the wireless charging device body. One surface of the ring structure of the transmitting magnetic body faces the receiving magnetic body. When an electric current is applied to the transmitting coil, an electromagnetic field for inducing electric power in the receiving coil may be generated in the transmitting magnetic body.

TRANSMITTER APPARATUS AND TRANSMISSION METHOD FOR A WIRELESS POWER TRANSMISSION SYSTEM PROVIDING IMPROVED WIRELESS POWER TRANSMISSION EFFICIENCY

A wireless power transmission system includes a receiver position identifier unit configured to determine the positions of receiver apparatuses; a signal transmitter unit comprising antennas arrayed in a pre-designated pattern and configured to radiate wireless power signals by forming a beam in a pattern corresponding to signals supplied respectively to the antennas; and a beamforming unit configured to improve a wireless power transmission efficiency by temporarily setting a frequency vector, which is for designating frequencies of the signals supplied to the antennas, and a beamforming vector, which is for designating phases and gains of the signals, based on the positions of the receiver apparatuses and alternatingly iteratively estimating the other vector to enhance power transmission efficiency such that a multi-lobe beam pattern radiated simultaneously in the directions of the receiver apparatuses is formed in the antennas. 1. A transmitter apparatus for a wireless power transmission system , the transmitter apparatus comprising:a receiver position identifier unit configured to determine positions of a plurality of receiver apparatuses;a signal transmitter unit comprising a plurality of antennas arrayed in a pre-designated pattern, the signal transmitter unit configured to radiate wireless power signals by forming a beam in a pattern corresponding to signals supplied respectively to the plurality of antennas; anda beamforming unit configured to improve a wireless power transmission efficiency by temporarily setting a frequency vector and a beamforming vector based on the positions of the plurality of receiver apparatuses and alternatingly iteratively estimating the other vector to enhance power transmission efficiency such that a multi-lobe beam pattern radiated simultaneously in directions of the plurality of receiver apparatuses is formed in the plurality of antennas, the frequency vector designating frequencies of the signals supplied to the plurality of ...

POWER TRANSMITTING APPARATUS, POWER RECEIVING APPARATUS, CONTROL METHODS THEREOF, AND PROGRAM

A power transmitting apparatus that transmits power to a power receiving apparatus executes intermittent wireless transmission of power. The power transmitting apparatus operates according to one of a first power transmitting method including detecting a signal load-modulated by the power receiving apparatus using an ID in response to the transmitted power during the intermittent transmission and a second power transmitting method including transmitting the power having modulated the power according to an ID determined in advance so that the power receiving apparatus detects the ID determined in advance. 150.-. (canceled)51. A power transmitting apparatus that transmits power to a power receiving apparatus , the power transmitting apparatus comprising:a power transmission unit configured to execute first wireless power transmission intermittently using a first antenna, second wireless power transmission having a power transmission period longer than a power transmission period of the first wireless power transmission, which is a period that the power transmission unit transmit power in the first wireless power transmission, using the first antenna and third wireless power transmission having larger amount of power than amount of power of the first wireless power transmission and amount of power of the second wireless power transmission using the first antenna;a detection unit configured to detect an object; anda communication unit configured to execute, using a second antenna different from the first antenna, communication with the power receiving apparatus,wherein the power transmission unit starts the second wireless power transmission in a case where the detection unit detects the object while the first power transmission is executed, andwherein, in a case where the object is the power receiving apparatus, the power transmission unit executes the third wireless power transmission based on the communication by the communication unit, after the second wireless ...

DISTRIBUTED WITNESS INTEGRITY SENSING PLATFORM

Systems and methods are provided for a distributed mufti-sensor witness integrity sensing platform (WISP) approach which allows for positioning of sensors in an enclosed space. In particular, a WISP platform is divided into two modules, with a base module is connected to multiple edge sensor modules with a wired connection. In general, splitting up the distributed WISP system described herein allows multiple sensors to be placed in an enclosed (and generally inaccessible) location. The senor data can be transmitted from the multiple edge sensor modules via a connection to the base module. Additionally, the use of the two module system as provided herein allows the sensors to be positioned meters away from the first module. 1. A system for wireless integrity sensing , comprising:a base module having a processor;a plurality of sensing elements;an energy harvester configured to receive energy and provide power to the base module, wherein the base module is configured to selectively power respective sensing elements of the plurality of sensing elements;a plurality of edge modules, wherein each of the plurality of edge modules is coupled to a respective sensing element of the plurality of sensing elements; anda communication link connecting the base module to each of the plurality of edge modules, wherein each of the plurality of edge modules transmits a respective data signal to the base module.2. The system of claim 1 , wherein each edge module of the plurality of edge modules is in one of an active operational mode claim 1 , a not-powered operational mode claim 1 , and a powered down operational mode.3. The system of claim 1 , wherein the communication link connects the base module to each respective edge module of the plurality of edge modules in a daisy-chain.4. The system of claim 3 , wherein when the base module powers a selected sensing element of the plurality of sensing elements along the daisy-chain claim 3 , the selected sensing element is in an active ...

Thermoelectric powered wireless vehicle system sensor systems

A vehicle includes a thermal harvesting device that is positioned adjacent a heat-generating vehicle system. The thermal harvesting device generates electricity based on a temperature differential in order to power a sensor and a wireless transmitter.

DOCKING SPEAKER WITH WIRELESS CHARGER

A docking speaker includes a case enclosing a pair of push-push woofers located around two opposite lateral sides and outwardly facing away from each other in the transverse direction, a wireless charging module located between the pair of push-push woofers in the transverse direction and forming an upward oblique seating face on which the smart phone is adapted to be positioned, and a full range speaker located between the pair of push-push woofers in the transverse direction and aligned below the wireless charging module in the vertical direction when viewed along the front-to-back direction. 1. A docking apparatus comprising:a housing, consisting of one or more parts to commonly form an internal space;a pair of push-push speaker drivers aligned with and outwardly facing from each other in a transverse direction within or on the housing;a wireless charging module within or on the housing.2. The docking apparatus as claimed in claim 1 , wherein the pair of push-push speaker drivers are symmetrically arranged with regard to the wireless charging module thereby taking advantage of vibration-canceling properties of the push-push speaker drivers for continuously efficient charging.3. The docking apparatus as claimed in claim 1 , further combined with at least one other speaker driver in addition to the pair of speaker drivers.4. The docking apparatus as claimed in claim 3 , wherein said pair of push-push speaker drivers are symmetrically arranged with regard to said at least one other speaker driver.5. The docking apparatus as claimed in claim 4 , wherein said at least other speaker driver is essentially a full range speaker driver.6. The docking apparatus as claimed in claim 4 , wherein the at least other speaker driver is located below the wireless charging module in a vertical direction perpendicular to the transverse direction.7. The docking apparatus as claimed in claim 6 , wherein the at least other speaker driver is located in front of the wireless charging ...

DISPLAY PANEL, METHOD FOR FABRICATING THE SAME, DISPLAY DEVICE AND METHOD FOR CHARGING THE SAME

A display panel and a method for fabricating the same, and a display device and a method for charging the same are provided. The display panel includes: an array substrate; an opposite substrate arranged opposite to the array substrate; a charging coil located between the array substrate and the opposite substrate, wherein the charging coil is configured to generate electrical energy through electromagnetic induction. In this way, a battery for charging the battery is integrated inside the display panel to thereby make the display panel thin and lightweight. 1. A display panel , comprising:an array substrate;an opposite substrate opposite to the array substrate; anda charging coil between the array substrate and the opposite substrate;wherein the charging coil is configured to generate electrical energy to the display panel through electromagnetic induction.2. The display panel according to claim 1 , further comprising a plurality of pixel elements claim 1 , wherein an orthographic projection of the charging coil on the opposite substrate does not overlap with orthographic projections of the plurality of the pixel elements on the opposite substrate.3. The display panel according to claim 2 , wherein the charging coil comprises a plurality of sub-charging coil segments connected in sequence claim 2 , and each of the sub-charging coil segments is located in a gap between adjacent pixel elements.4. The display panel according to claim 3 , wherein the pixel elements are arranged in an array claim 3 , and the charging coil is located in a gap between two adjacent rows or columns of the pixel elements.5. The display panel according to claim 3 , wherein the plurality of sub-charging coil segments are arranged at a same layer claim 3 , and made of a same material.6. The display panel according to claim 1 , wherein the opposite substrate comprises a first base substrate claim 1 , and the charging coil is located on a side of the first base substrate facing the array ...

Detection of device removal from a surface of a multi-coil wireless charging device

Systems, methods and apparatus for wireless charging are disclosed. A charging device has a plurality of charging cells provided on a charging surface, a charging circuit and a controller. The controller may be configured to cause the charging circuit to provide a charging current to a resonant circuit when a receiving device is placed on the charging surface, detect a change or rate of change in voltage or current level associated with the resonant circuit, provide a measurement slot by terminating the charging current for a period of time, and determine that the receiving device has been removed from the charging surface by performing a passive or digital ping procedure during the measurement slot.

RECTIFIER CIRCUIT AND POWER SUPPLY UNIT

A transient current in a rectifier circuit is effectively reduced. In the rectifier circuit, a current flows from a power supply to a coil when a transistor is turned ON. When the transistor is turned OFF, the current of the coil generates a first reverse voltage to be applied to the rectifier. 1. A rectifier circuit causing a rectification current to flow from a second terminal to a first terminal , the rectifier circuit comprising:a third terminal between the first terminal and the second terminal;a first rectifier connected to the first terminal and the second terminal;a coil connected to the first terminal and the third terminal;a second rectifier connected to the third terminal and the second terminal;a transistor having a source or an emitter connected to the third terminal; anda power supply having a negative electrode connected to the first terminal and a positive electrode connected to a drain or a collector of the transistor, whereina first reverse voltage is applied to the rectifier circuit by a current in the coil.2. The rectifier circuit according to claim 1 , whereinfollowing the first reverse voltage, a second reverse voltage is applied to the rectifier circuit.3. The rectifier circuit according to claim 1 , whereinafter the first reverse voltage reaches a predetermined voltage of 5 V or above, the second reverse voltage is applied to the rectifier circuit.4. The rectifier circuit according to claim 2 , whereinafter the first reverse voltage reaches a predetermined voltage of 5 V or above, the second reverse voltage is applied to the rectifier circuit.5. The rectifier circuit according to claim 2 , whereinthe first reverse voltage is 12% or above and 88% or below the second reverse voltage.6. The rectifier circuit according to claim 3 , whereinthe first reverse voltage is 12% or above and 88% or below the second reverse voltage.7. The rectifier circuit according to claim 4 , whereinthe first reverse voltage is 12% or above and 88% or below the second ...

Drive arrangement for a closure element of a motor vehicle

Various embodiments relate to a drive arrangement for a closure element of a motor vehicle which has an electrical motor vehicle on-board power system, wherein an electric drive for motorized adjustment of the closure element is provided, wherein the drive is assigned a coupling arrangement by which the drive can be actuated electrically. It is proposed that at least one cableless transmission path, in particular to an on-board-power-system-side coupling arrangement, via which the drive can be actuated, can be generated by the drive-side coupling arrangement.