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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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Поддерживает ввод нескольких поисковых фраз (по одной на строку). При поиске обеспечивает поддержку морфологии русского и английского языка
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Применить Всего найдено 49. Отображено 49.
08-08-2023 дата публикации

Dual recombinase polymerase amplification rapid detection kit for porcine epidemic diarrhea virus and porcine deltacoronavirus and application of dual recombinase polymerase amplification rapid detection kit

Номер: CN116555490A
Принадлежит:

The invention discloses a dual recombinase polymerase amplification rapid detection kit for porcine epidemic diarrhea virus and porcine deltacoronavirus and application of the dual recombinase polymerase amplification rapid detection kit. The kit contains primers for amplifying the porcine epidemic diarrhea virus and the porcine deltacoronavirus respectively. According to the invention, a dual RPA method is established to realize simultaneous detection of PEDV and PDCoV. An optimization result of a dual RPA method system shows that under the conditions that the temperature is 36 DEG C, the reaction time is 21 minutes and the volume ratio of PDCoV to PEDV primers is 1: 4, the sensitivity for detecting the two viruses can reach 104 copies/mu L, the specificity is high, and a cross reaction phenomenon is avoided. Detection results of 94 clinical samples show that the coincidence rate of the dual RPA method, the RT-qPCR method and the RT-PCR method can reach 80% or above. Compared with RT-PCR ...

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02-05-2023 дата публикации

Portable tree pruning auxiliary device and construction method

Номер: CN116034754A
Принадлежит:

The invention discloses a portable tree pruning auxiliary device and a construction method.The portable tree pruning auxiliary device comprises two U-shaped frames, a screw, a first displacement plate and a second displacement plate, the two U-shaped frames are connected together in an inserted mode through the screw, and the screw is sequentially sleeved with the first displacement plate and the second displacement plate; a clamping hoop assembly is rotationally connected between the end plates at the rear end of the first displacement plate, a first supporting column is fixed in the clamping hoop assembly, a lantern ring is arranged on the first supporting column, a through hole is formed in the lantern ring, and a winder is arranged above the second displacement plate. The high-voltage line branch cutting device solves the problem that branches scratch the line when the branches of the high-voltage line are cut outdoors, the burden of workers is relieved, the working efficiency is improved ...

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25-07-2023 дата публикации

Irradiation crosslinking device for flame-retardant cable processing

Номер: CN116476288A
Принадлежит:

The invention belongs to the technical field of cable irradiation devices, and discloses an irradiation crosslinking device for flame-retardant cable processing, which comprises a fixed bottom plate, a second support rod is fixedly arranged at the upper end of the fixed bottom plate, and a rotating mechanism is arranged at one end of the second support rod; the rotating mechanism comprises a sealing cover and an inner fixing ring fixedly arranged on the L-shaped mounting plate, and an outer fixing ring connected with the sealing cover through a locking piece is rotationally arranged on the outer side of the inner fixing ring. Lifting devices are uniformly and fixedly arranged on the end face of the sealing cover at intervals, an air deflector for guiding flow is fixedly arranged on one side of the upper end of the mounting box, and the ultraviolet lamp is arranged towards the axis of the inner fixing ring; a driving mechanism matched with the rotating mechanism is fixedly arranged at the ...

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28-01-2016 дата публикации

INFORMATION TRANSMISSION METHOD AND DEVICE, BASE STATION AND USER EQUIPMENT

Номер: WO2016011651A1
Принадлежит:

Embodiments of the present invention provide an information transmission method and device, a base station and a user equipment. The transmission method comprises: implementing precoding weighted processing on a cell common signal by using a set codebook; sending the cell common signal after the precoding weighted processing to a user equipment (UE); receiving channel state information (CSI), sent by the UE, of an uplink channel; determining a precoding weighted value of a downlink channel according to the CSI; implementing the precoding weighted processing on a downlink signal by using the precoding weighted value; and sending the downlink signal after the precoding weighted processing to the UE. By means of the embodiments of the present invention, the technical problem in the prior art that the transmit power of a common control channel cannot be reduced by using the UE-Specific technology is solved.

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14-11-2019 дата публикации

BEAM TRAINING METHOD, APPARATUS, AND SYSTEM

Номер: WO2019214725A1
Принадлежит:

Disclosed in the embodiments of the present application are a beam training method, apparatus, and system. In a downlink beam training process, a terminal device implements beam training by means of determining interference related indication information, selection criteria for a packet reporting beam, and a ranking condition, and selects a beam meeting the conditions of related factors for reporting in order to implement on-demand downlink beam training; in an uplink beam training process, the network side implements beam training by means of indicating the gain adjustment and taking into account the gain factor in order to implement on-demand uplink beam training. The present solution can implement effective on-demand beam training by means of taking into account different factors such as interference and channel conditions in the beam training process.

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13-02-2014 дата публикации

CELL SWITCHING METHOD, DEVICE, AND SYSTEM BASED ON WHITE FREQUENCY SPECTRUM

Номер: WO2014023126A1
Принадлежит:

Embodiments of the present invention provide a cell switching method, device, and system based on white frequency spectrum. The method comprises: receiving a switching request message sent by a switching source node, sending a white frequency spectrum authorization obtaining message to a database, and receiving an authorization response message fed back by the database. In the cell switching method based on white frequency spectrum provided by the embodiments of the present invention, before accessing a new cell, a user equipment notifies a database and obtains allowance of the database, so that after entering into the new cell, the user equipment can legally use white frequency resources.

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13-11-2014 дата публикации

RELAY COMMUNICATION METHOD, DEVICE AND SYSTEM

Номер: WO2014180328A1
Принадлежит:

The embodiments of the present invention provide a relay communication method, device and system. The method comprises: sending a first relay establishment instruction to a first equipment to which a first base station provides a service; sending a second relay establishment instruction to a second user equipment to which a second base station provides a service; and according to the first relay establishment instruction and the second relay establishment instruction, establishing a relay link for the first equipment to perform a communication service with the second base station via the second user equipment. The solution realizes that when the first equipment in an area covered by the first base station cannot perform a communication service satisfying a service demand via the first base station and cannot access to other base station due to reasons such as too long a distance, a relay base station and a relay user equipment are determined, and the service is provided for the first equipment ...

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23-08-2018 дата публикации

MULTI-CODEWORD TRANSMISSION METHOD AND DEVICE

Номер: WO2018149273A1
Принадлежит:

The application discloses a multi-codeword transmission method and device. The method comprises: network equipment generating downlink control information corresponding to each of a plurality of codewords of terminal equipment, wherein the downlink control information corresponding to each of the codewords comprises at least one of the following: a physical downlink shared channel resource element mapping indication and a quasi-co-location information indication, an antenna port, a scrambling indication, and a layer number; and the network equipment transmitting to the terminal equipment the downlink control information of the plurality of codewords. Also disclosed is a corresponding device. In the technical solution of the application, the network equipment generates the downlink control information corresponding to each of the plurality of codewords of the terminal equipment, the terminal equipment can perform data demodulation on the plurality of codewords according to the downlink control ...

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02-07-2020 дата публикации

SECONDARY CELL ACTIVATION METHOD AND COMMUNICATION APPARATUS

Номер: WO2020135341A1
Принадлежит:

The present application provides a secondary cell activation method and a communication apparatus. The method comprises: a terminal device receives an activation signaling of a secondary cell sent by a network device, the activation signaling comprising at least one piece of first quasi co-location indication information; the terminal device activates the secondary cell according to the activation signaling. The technical solution provided by the present application can reduce the activation delay of the secondary cell.

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19-12-2013 дата публикации

METHOD FOR REGISTERING TO DATABASE, TERMINAL, ACCESS POINT, DATABASE, AND COMMUNICATION SYSTEM

Номер: WO2013185486A1
Принадлежит:

Embodiments of the present invention relate to the field of communications, and provide a method for registering to a database, a terminal, an access point, a database, and a communication system, which can enable a user terminal to register to a database, so that the user terminal can obtain a right of using a spectrum provided by the database, and therefore the user terminal can use spectrum resources. The method comprises: sending a registration request message to an access point, so that the access point converts the format of the registration request message and forwards the converted registration request message to a database (S101); and receiving a registration response message sent by the access point (S102). The embodiments of the present invention enable a user terminal to register to a database.

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27-06-2023 дата публикации

Moisturizing and repairing composition as well as application and preparation method thereof

Номер: CN116327636A
Принадлежит:

The invention discloses a moisturizing and repairing composition as well as application and a preparation method thereof. The skin care composition for moisturizing and repairing is prepared from the following components in parts by weight: 0.01 to 0.1 part of dimethyl silanol hyaluronate, 0.1 to 1.0 part of tetrahydromethylpyrimidine carboxylic acid and 1.0 to 10.0 parts of cynanchum wilfordii. The components of the skin care composition are reasonably matched and scientifically proportioned, the skin repair effect can be achieved through multiple ways of promoting expression of barrier related genes, repairing the form of epidermal tissues, promoting generation of ceramide, inhibiting expression of inflammatory factors and the like, and meanwhile the skin care composition has a good moisturizing effect. The components have a synergistic effect, and skin problems such as skin dryness and sensitivity and skin barrier damage can be effectively relieved.

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02-08-2018 дата публикации

METHOD, DEVICE AND SYSTEM FOR CONFIGURING INFORMATION

Номер: WO2018137397A1
Принадлежит:

Provided in an embodiment of the present invention are a method, device and system for configuring information. The method comprises: generating, by a network apparatus, first configuration information, the first configuration information comprising at least one of the following information items: information indicating reception of a beam by a terminal apparatus, information indicating transmission of a reference signal (RS) and a channel state information (CSI) feedback cycle, information indicating a function of the RS, and information indicating a beam scanning method; and transmitting the first configuration information to the terminal apparatus by means of Layer-1 or Layer-2 signaling. Also provided in the embodiment of the present invention is a solution addressing an issue relating to configuration of measurement information when a narrow beam technique is adopted at a high frequency band.

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08-11-2018 дата публикации

REPORTING MEASUREMENT METHOD AND APPARATUS

Номер: WO2018202191A1
Принадлежит:

The present invention relates to a method, device, and system for processing closed subscriber group subscription data requests. The method comprises: a closed subscriber group user server receives a closed subscriber group subscription data request sent by a mobility management network element, the closed subscriber group subscription data request comprising an ID of the mobility management network element and an ID of a UE, and being used for requesting the acquisition of closed subscriber group subscription data of the UE; if closed subscriber group subscription data of the UE does not exist, then the closed subscriber group user server stores the ID of the mobility management network element and the ID of the UE. The present method can prevent the mobility management network element from being unable to acquire closed subscriber group subscription data after the UE is updated.

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12-12-2013 дата публикации

METHOD, TERMINAL, AND BASE STATION FOR SPECTRUM AND POWER NOTIFICATIONS

Номер: WO2013181943A1
Автор: GONG, Lei, WANG, Xiaona
Принадлежит:

Embodiments of the present invention relate to the technical field of communications. Disclosed are a method, terminal, and base station for spectrum and power notifications, capable of solving the problem that, before the terminal establishes a communication link to the base station, the terminal is unable to utilize a white spectrum found in a radio spectrum resource to establish the communication link to the base station. The method comprises: adding terminal transmission information into a system message; broadcasting the system message to the terminal thereby allowing, when the system message is received by the terminal, same to establish the link to the base station on the basis of the terminal transmission information. The present invention is applicable in the establishment of the communication link between the terminal and the base station.

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25-07-2023 дата публикации

Biological drying treatment method for biogas residues with high water content

Номер: CN116475209A
Принадлежит:

The invention relates to a high-water-content biogas residue biological drying method which specifically comprises the following steps: (1) inoculating a geobacillus thermophilus seed solution into an LB culture medium according to the inoculum size of 1-5%, and carrying out aerobic culture at 40-60 DEG C for 24-48 hours to obtain a geobacillus thermophilus solution; (2) adding 0.1-5% of geobacillus thermophilus liquid into the biogas residues with the water content not lower than 80%, and uniformly mixing to obtain a biological drying substrate; and (3) adding the bio-drying substrate prepared in the step (2) into a bio-drying reactor, and drying for 7-15 days at the temperature of 40-60 DEG C to obtain the organic fertilizer. The method disclosed by the invention can be used for treating biogas residues with high water content (greater than 80%), auxiliary materials do not need to be added to adjust the carbon-nitrogen ratio, and the treatment time is shortened and the energy consumption ...

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06-08-2020 дата публикации

REFERENCE SIGNAL MANAGEMENT METHOD, APPARATUS AND SYSTEM

Номер: WO2020156059A1
Автор: WANG, Xiaona, GUAN, Peng
Принадлежит:

Disclosed in embodiments of the present application are a reference signal management method, apparatus and system, used for solving the problem of large system overheads in the existing high-frequency beam management process. The method comprises: a terminal device receives first information sent by a network device, wherein the first information is used for indicating a first reference signal group of a first carrier; the first reference signal group of the first carrier has a correspondence to a first reference signal of a second carrier, and the first reference signal group of the first carrier comprises at least two reference signals; the terminal device receives the first reference signal group of the first carrier sent by the network device.

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16-07-2020 дата публикации

SIGNAL MEASUREMENT METHOD AND COMMUNICATION APPARATUS

Номер: WO2020143654A1
Автор: GUAN, Peng, WANG, Xiaona
Принадлежит:

The present application provides a signal measurement method and a communication apparatus. The method comprises: a terminal device receives a first signal and a second signal, the second signal being an interference signal of the first signal; the terminal device determines the received power of the first signal and the second signal; the terminal device determines a signal to interference plus noise ratio (SINR) of the first signal according to the received power of the first signal and the second signal, wherein the SINR of the first signal is related with at least one of the following factors: the number of antenna ports of the first signal, the number of antenna ports of the second signal, a polarization mode of the antenna port of the first signal, a polarization mode of the antenna port of the second signal, a transmitted power offset value of the first signal, a transmitted power offset value of the second signal, a transmitted power enhancement factor of the first signal, and a ...

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25-04-2023 дата публикации

Road foundation pit enclosure structure for road construction

Номер: CN116006020A
Принадлежит:

The invention relates to the technical field of road construction, in particular to a road foundation pit retaining structure for road construction, which comprises two support rods, a plurality of groups of retaining rods for retaining are arranged between the support rods, a middle rod is arranged between the support rods, and the plurality of groups of retaining rods are respectively arranged on two sides of the middle rod. The multiple sets of stop rods between the middle rod and the supporting rod are arranged in the vertical direction, each set of stop rods comprises a first connecting rod and a second connecting rod, the first connecting rods are rotationally connected with the second connecting rods, the ends, away from the second connecting rods, of the first connecting rods are rotationally connected with the middle rod, and the ends, away from the first connecting rods, of the second connecting rods are rotationally connected with the supporting rod. The construction method has ...

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08-06-2017 дата публикации

METHOD OF DETERMINING COMMUNICATION BEAM, AND CORRESPONDING DEVICE

Номер: WO2017092536A1
Принадлежит:

The present invention discloses a method of determining a communication beam, and corresponding device, and is employed to address the problems in the prior art in which a time-consuming and costly method of traversing and scanning narrow beams is used to determine a communication beam. The method comprises: a network side device transmits, respectively via M beams having a first width, downlink detection signals, wherein any two of the M beams having the first width have main lobes in different orientations, and M is not less than 2; the network side device receives a detection result returned by a user equipment (UE), and determines, according to the detection result, N beams having a second width, wherein the second width is smaller than the first width, a coverage area of the collection of the N beams having the second width is smaller than a coverage area of the collection of the M beams having the first width, and N is not less than 2; and the network side device transmits, respectively ...

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12-07-2018 дата публикации

INFORMATION INDICATION METHOD, NETWORK DEVICE, AND TERMINAL DEVICE

Номер: WO2018126764A1
Принадлежит:

Provided in the embodiments of the present application are a channel indication method, a network device, and a terminal device. The method comprises: the network device generates channel state information reference signal (CSI-RS) measurement configuration information; the CSI-RS measurement configuration information comprises first indication information, second indication information and third indication information, the first indication information being used for indicating a plurality of CSI-RS resources, the second indication information being used for indicating the network device to send beam index information of the plurality of CSI-RS resources or indicating the terminal device to receive the beam index information of the plurality of CSI-RS resources or beam pair information corresponding to the network device and the terminal, and the third indication information being used for indicating a measurement method of the plurality of CSI-RS resources; and the network device sends ...

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07-07-2016 дата публикации

PREDICTION ANTENNA RECONFIGURATION METHOD, APPARATUS AND SYSTEM

Номер: WO2016106669A1
Принадлежит:

Provided are a prediction antenna reconfiguration method, apparatus and system. The method comprises: according to antenna structure information about a mobile device, a first channel signal-to-noise ratio and a first channel correlation measurement, obtaining first prediction antenna configuration information, the first prediction antenna configuration information comprising an identifier of a prediction antenna; and sending the first prediction antenna configuration information to the mobile device. By means of the channel information obtained by the prediction antenna configured in the present invention, a channel condition of a predicted antenna can be accurately reflected.

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02-07-2020 дата публикации

INTERFERENCE MEASUREMENT METHOD AND COMMUNICATION APPARATUS

Номер: WO2020134944A1
Принадлежит:

The present application provides an interference measurement method and a communication apparatus. In embodiments of the present application, a network device sends first configuration information to a first terminal device for indicating an interference measurement resource of the first terminal device, wherein a frequency domain of the interference measurement resource is the full bandwidth of a current activated bandwidth part (BWP) of the first terminal device; then the first terminal device performs interference measurement on the interference measurement resource, so that the first terminal device need not perform interference measurement on a pilot resource of an interference beam, and thus the system signaling overhead is reduced. Moreover, there is no need to configure a pilot resource for interference measurement for a network device, and the system signaling overhead is reduced.

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30-01-2020 дата публикации

COMMUNICATION METHOD AND APPARATUS

Номер: WO2020019959A1
Принадлежит:

A communication method and apparatus. The method comprises: a network device sending measurement configuration information, comprising measurement resource configuration information and measurement reporting configuration information and being used for interference measurement; and the network device sending a reference signal based on the measurement configuration information; and a terminal device performing interference measurement on the reference signal based on the measurement configuration information, and reporting an interference measurement result, wherein the interference measurement result comprises one or more of the following: RSRP, RSRQ, an RSSI, CQI, an SINR, a PMI, an LI, an iL, a channel measurement resource identifier, and an interference measurement resource identifier. By using the solution of the present application, a terminal device performs interference measurement and reporting according to the actual measurement configurations, and measurement resources used for ...

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11-07-2023 дата публикации

Waste gas treatment system of ammonia fuel engine and ammonia fuel engine

Номер: CN116412015A
Принадлежит:

The present invention relates to an exhaust gas treatment system of an ammonia fuel engine and the ammonia fuel engine, the exhaust gas treatment system of the ammonia fuel engine comprising: a plasma device (4) comprising an inlet for connecting an exhaust gas port of an engine body (1) of the ammonia fuel engine and an outlet for discharging oxidized exhaust gas; the washing tower (5) comprises a shell (10), a waste gas inlet and a first spraying component (8); the waste gas inlet is formed in the shell (10) and is connected with an outlet of the plasma device (4); the first spraying component (8) is arranged in the shell (10) and is used for spraying an alkaline solution to waste gas.

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01-08-2023 дата публикации

Continuous rolling and continuous annealing processing equipment for flexible fireproof cable

Номер: CN116511242A
Принадлежит:

The invention belongs to the technical field of cable processing, and discloses flexible fireproof cable continuous rolling and continuous annealing processing equipment which comprises an equipment shell, a plurality of conveying rollers are arranged on the equipment shell, a hot rolling roller is rotationally connected to the equipment shell, a heating furnace is fixedly connected to one side of the equipment shell, and the heating furnace is fixedly connected to the other side of the equipment shell. An annealing furnace is fixedly connected to the other side of the equipment shell, and a winding drum is arranged on the side, away from the equipment shell, of the annealing furnace; the hot rolling roller comprises a motor, the outer side face of the motor is fixedly connected with a connecting bearing plate, the outer side face of the motor is further fixedly connected with a cooling mechanism, the output end of the motor is fixedly connected with a hot rolling wheel, and the lower portion ...

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04-07-2023 дата публикации

Zinc negative electrode, preparation method thereof and aqueous zinc-based electrochemical energy storage device

Номер: CN116387646A
Принадлежит:

The invention discloses a zinc negative electrode, a preparation method thereof and an aqueous zinc-based electrochemical energy storage device. The zinc negative electrode comprises a negative electrode substrate formed by metal zinc and a tungsten oxide protective layer; and the tungsten oxide protective layer is formed by in-situ electrochemical reaction of metal zinc and tungstate radicals. The preparation method comprises the following steps: providing a negative electrode substrate; contacting with a reaction solution and carrying out an in-situ electrochemical reaction, and depositing a tungsten oxide protective layer to obtain a zinc negative electrode; wherein the reaction solution contains tungstate radicals. The zinc negative electrode provided by the invention has excellent corrosion resistance, can significantly reduce water-induced side reactions in an acidic electrolyte, avoids additional zinc loss, and improves the coulombic efficiency and the utilization rate of the zinc ...

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18-08-2023 дата публикации

Foldable stretcher-lifting type exoskeleton device

Номер: CN116604531A
Принадлежит:

The foldable stretcher-lifting type exoskeleton device comprises a shoulder bone supporting piece and a spine supporting piece which are connected with each other, the spine supporting piece comprises a first spine supporting connecting piece and a second spine supporting connecting piece which can be connected in a relatively rotating mode, and the two ends of the side, away from the spine supporting piece, of the shoulder bone supporting piece are each connected with a shoulder joint locking pipe fitting; the end, away from the shoulder bone supporting piece, of the shoulder joint locking pipe piece is connected with a hook stretcher piece, the other end of the shoulder joint locking pipe piece is connected with a locking and adjusting base, and the shoulder joint locking pipe piece is movably clamped with the shoulder bone supporting piece through the locking and adjusting base. According to the device provided by the invention, a rescue worker can wear the device and lift the stretcher ...

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28-04-2023 дата публикации

Medicament mixing preparation device

Номер: CN116020319A
Принадлежит:

The invention relates to the technical field of medicament preparation, and discloses a medicament mixing preparation device which comprises a mixing seat, a mixing barrel is fixedly mounted on the mixing seat, a supporting disc is mounted on the edge of the upper end of the mixing barrel through a plurality of supporting frames, a supporting cylinder is rotatably mounted on the supporting disc, and a plurality of movable frames are mounted at the bottom of the supporting cylinder; wherein a fixed frame is fixedly installed between every two movable frames, a mixing shaft is rotatably installed at the joint between the movable frames and the fixed frame, mixing blades are installed on the mixing shaft, and an adjusting mechanism used for adjusting the revolution angle of the mixing blades is further arranged at the upper end of the supporting cylinder. According to the invention, through mutual cooperation of the fixed frame and the movable frame, effective revolution of the mixing blade ...

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03-06-2010 дата публикации

SNOW AND ICE THAWING METHOD FOR ROAD

Номер: WO2010060388A1
Принадлежит:

A snow and ice thawing method for road is provided. The method involves steps as follows: laying a thermal insulating layer (3), a heat transferring layer (4), a carbon fiber-fiberglass compound knitted mesh (1) handled by an electric insulating treatment and a sand-adhered treatment and a heat transferring layer (4) orderly on a basis layer (2), furthermore, a temperature measurement element (5) is laid in the surface layer of a body to be heated, the carbon fiber bundle heating body is connected to a controllable electrical source (7) with a protect function in a series and parallel way by a conducting silver glue and a wire; a control parameter of a digital proportional integral derivative (PID) temperature control system (8) is optimized and adjusted according to a surface temperature of a material to be heated, wind speed of a surface of the material to be heated, thickness of snow and ice and air temperature and expected time for thawing snow and ice.

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06-05-2016 дата публикации

INTER-CELL HANDOVER METHOD, APPARATUS AND SYSTEM

Номер: WO2016065580A1
Принадлежит:

The present invention provides an inter-cell handover method, apparatus and system. The inter-cell handover method comprises: a destination base station receives a handover request message sent by a source base station, the handover request message comprising state information of a user equipment to be handed over, the source base station being a serving base station of a source cell, and the destination base station being a serving base station of a destination cell; the destination base station determines, according to the state information of the user equipment to be handed over, a collaborative user equipment assisting the user equipment to be handed over to perform handover, and determines, according to a timing advance (TA) of the collaborative user equipment, a TA of the user equipment to be handed over; and the destination base station sends a handover response message to the source base station, the handover response message comprising the TA of the user equipment to be handed ...

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02-08-2018 дата публикации

METHOD AND APPARATUS FOR WIRELESS COMMUNICATION

Номер: WO2018137450A1
Автор: WANG, Xiaona, GUAN, Peng
Принадлежит:

Embodiments of the present invention provide a method and an apparatus for wireless communication. The method comprises: configuring measurement parameters of channel state information for a terminal device, the measurement parameters comprising a channel state information-reference signal configuration and a co-location indication, the channel state information-reference signal configuration comprising a configuration of at least two groups of antenna ports, and the co-location indication being used to indicate whether the at least two groups of antenna ports have a co-location relationship; and sending the measurement parameters to the terminal device. A corresponding apparatus is also disclosed. By using the solutions in the embodiments of the present invention, when measurement parameters of channel state information are configured for a terminal device, a co-location indication is used to notify the terminal device to respectively measure channel state information at each group of ...

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13-06-2023 дата публикации

Pure ammonia engine waste gas treatment system and method based on microwave catalytic reduction

Номер: CN116255230A
Принадлежит:

The invention belongs to the technical field of ship waste gas treatment, and mainly relates to a pure ammonia engine waste gas treatment system and method based on microwave catalytic reduction, and the pure ammonia engine waste gas treatment system based on microwave catalytic reduction comprises a pure ammonia engine, a microwave catalytic reaction device, a washing tower, a solution storage tank and a liquid ammonia tank, the waste gas output end of the pure ammonia engine is connected with the waste gas input end of the microwave catalytic reaction device, the waste gas output end of the microwave catalytic reaction device is connected with the waste gas input end of the washing tower, and the solution output end of the solution storage tank is connected with the washing liquid input end of a spraying pipeline of the washing tower. And the liquid ammonia tank provides an ammonia source for the pure ammonia engine. The device can realize denitration and ammonia trapping at the same ...

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16-05-2023 дата публикации

Cooperative processing system and method for waste dry batteries and kitchen garbage

Номер: CN116116867A
Принадлежит:

The invention relates to the technical field of environmental engineering, in particular to a waste dry battery and kitchen garbage co-processing system, which comprises a crushing quantitative feeding unit used for crushing waste dry batteries; the anaerobic fermentation acid production unit is used for performing fermentation treatment on the kitchen garbage and generating fermentation acid liquor and acid gas; the double-leaching physicochemical sorting unit is used for carrying out water leaching and acid leaching on the waste dry battery; wherein the water leaching is used for leaching alkaline substances in the waste dry battery and forming an alkaline leaching solution; acid leaching is conducted, metal ions in the waste dry batteries are leached out through fermentation acid liquor and acid gas, and acid leaching liquor is formed; and the multi-stage inclined plate precipitation unit is used for titrating the acid leaching solution through an alkaline leaching solution and extracting ...

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09-05-2023 дата публикации

Electrospinning composite nanofiber membrane, preparation method and application

Номер: CN116077350A
Принадлежит:

The invention discloses an electrospinning composite nanofiber membrane as well as a preparation method and application thereof. According to the invention, an electrostatic spinning method is adopted to successfully prepare a sandwich structure composite fiber membrane of an adhesion layer (a biocompatible electrospun polyvinyl alcohol/sodium hyaluronate nanofiber membrane), a functional layer (a nanofiber membrane containing chitosan, hyaluronate and derivatives thereof, and collagen peptide) and a flexible breathable layer (an ultrathin thermoplastic polyurethane nanofiber membrane); the mask cloth has good flexibility, hydrophilicity, water swelling property and mechanical property, and overcomes the defects of resource waste, environmental pollution, non-fitting with skin and the like caused by difficult recovery of the protective layer and the functional layer of the traditional mask. Meanwhile, the mask cloth is not only used as a carrier, but can be automatically dissolved to play ...

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04-07-2023 дата публикации

Method for designing mRNA (messenger ribonucleic acid) vaccine sequence based on sequence and structure information

Номер: CN116386727A
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The invention relates to the technical field of medical molecular biology, in particular to an mRNA (messenger ribonucleic acid) vaccine sequence design method based on sequence and structure information, which predicts important epitope sites of a target protein through an artificial intelligence prediction model in combination with an immune epitope database, a human proteome and the characteristics of residue flexibility, sequence conservative type, immunogenicity and the like. Screening out an immune source sequence with a wide allele coverage range according to the MHC type coverage condition of Chinese population; the method can be widely applied to RNA viruses, intelligent planning and automatic execution of common epitope analysis schemes are achieved, and an efficient method and technical support are provided for various researches of basic and clinical combination.

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06-06-2023 дата публикации

Waste gas treatment system of ammonia fuel engine and ammonia fuel engine

Номер: CN116220867A
Принадлежит:

The present invention relates to an exhaust gas treatment system of an ammonia fuel engine and the ammonia fuel engine, the exhaust gas treatment system of the ammonia fuel engine comprising: a denitration reactor (5) comprising an exhaust gas input for introducing exhaust gas to be treated; the plasma generating device (4) is connected with the denitration reactor (5) and is configured to provide plasmas for denitration to the denitration reactor (5); the washing tower (7) comprises a shell (12), a waste gas inlet and a first spraying component (13); the waste gas inlet is formed in the shell (12) and connected with the waste gas output end of the denitration reactor (5); the first spraying component (13) is arranged in the shell (12) and is used for spraying a washing solution for absorbing ammonia gas; the nitrogen oxide in the waste gas can be removed, and the ammonia gas in the waste gas can also be removed.

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11-02-2004 дата публикации

四维物镜驱动装置

Номер: CN0001138262C
Принадлежит:

... 本发明属于光盘技术领域,它包括:可动部件、线圈、滑动轴、用于形成磁路的内磁轭、外磁轭、磁铁;该滑动轴的顶部为球状结构,可动部件与轴顶端的球状结构结合处为套筒结构,所述可动部件内设置磁性物质,它沿所述滑动轴的轴线成对称结构配置。本发明不但在聚焦方向和寻轨方向的定位可以高重演性和高精度地执行,而且具有跟踪光盘倾斜的运动特性,并具有部件的数目少、成本低、结构简单紧凑、容易加工的特点。 ...

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07-04-2023 дата публикации

Flexible optical fiber sensor applied to data glove, preparation method, test method and application

Номер: CN115931594A
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The invention provides a flexible optical fiber sensor applied to a data glove, a preparation method, a test method and application. The device comprises a flexible optical fiber, a light source, a power supply, a miniature camera and an external package wrapping the components, the power supply is connected with the light source, the miniature camera is used for collecting gray value changes of the section of the flexible optical fiber, and a contrast optical fiber is arranged between the light source and the miniature camera. The flexible optical fiber is used for compensating the change of light intensity generated by reduction of the electric quantity of a power source in the using process, the flexible optical fiber is in a U shape, the length of the flexible optical fiber exceeds the length of a finger, the flexible optical fiber is embedded into a latex tube after being folded in half through a shaft wheel, and then the latex tube is bonded to the data glove in an indirect bonding ...

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25-08-2023 дата публикации

Anti-aging composition and application thereof in liquid crystal cream

Номер: CN116637060A
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The invention discloses an anti-aging composition and application thereof in liquid crystal cream. According to the invention, the salicylic acid-ascorbic acid compound, the collagen and the clavidsoniae leaf extract are compounded, so that the effective anti-aging effect can be achieved by promoting the proliferation of fibroblasts and the synthesis of the type I collagen. By compounding the collagen with salicylic acid-ascorbic acid and the vidsoniae leaf extract, the efficacy of the collagen is remarkably improved, the dosage of the collagen is also reduced, and the formula cost of the cosmetics is reduced. The invention also applies the anti-aging composition to the liquid crystal cream. Experiments prove that the skin feeling evaluation of the liquid crystal cream is better than that of common system cream, and human body experiment data show that the liquid crystal cream containing the anti-aging composition can significantly improve the skin elasticity and compactness, improve cheek ...

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15-08-2023 дата публикации

Double-layer spherical tank

Номер: CN116592264A
Принадлежит:

The invention relates to the technical field of spherical tanks, and discloses a double-layer spherical tank which comprises an inner ball and an outer ball, the inner ball is located in the outer ball, the double-layer spherical tank further comprises an annular reinforcing ring, the annular reinforcing ring is located in the horizontal middle of the outer ball, the inner side of the annular reinforcing ring is located in the outer ball, and the outer side of the annular reinforcing ring is located outside the outer ball. A plurality of rib plates are arranged on the inner side of the annular reinforcing ring and connected with a steel wire mesh used for bearing the inner ball, and a plurality of supporting mechanisms used for supporting the outer ball are arranged on the outer side of the outer ball. According to the scheme, the steel wire mesh is connected with the inner ball, so that the area of a connecting part is reduced, the temperature rise speed of a ball shell and a medium of ...

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09-05-2023 дата публикации

Green soy bean peeling device

Номер: CN116076753A
Принадлежит:

The invention discloses a green soy bean peeling device which comprises an outer baffle, a conveying mechanism and a peeling mechanism, the conveying mechanism comprises a first conveying belt, a plurality of conveying grooves are formed in the surface of the first conveying belt, a partition plate is arranged on the outer baffle located above the first feeding end, a material blocking strip is connected to the partition plate, and the material blocking strip is connected with the peeling mechanism. The material blocking strip extends into the conveying groove and is away from the bottom surface of the conveying groove by a height which only allows a single green soy bean to pass through; the peeling mechanism comprises a second conveying belt, a plurality of parallel limiting strips are arranged on an outer baffle located above the second conveying belt, a channel corresponding to the conveying groove and allowing green soy beans to pass through is formed between every two adjacent limiting ...

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23-06-2023 дата публикации

Multi-sensing state estimator for aircraft survey

Номер: CN116295342A
Принадлежит:

The invention discloses a multi-sensor state estimator for aircraft survey, which comprises the steps of establishing a detailed mathematical model for a four-rotor unmanned aerial vehicle, performing model description on the multi-sensor state estimator based on optimization, solving the exploration problem of the unmanned aerial vehicle on an unknown environment, and realizing tight coupling estimation and visual image tracking of an image and IMU data. The method comprises the following steps of: completing inertial sensing pre-integration, and entering initialization after completing the steps, which comprises three links. According to the method, the advantages of tight coupling and loose coupling are combined, and the short-time stability of the low-cost inertial measurement unit (IMU) in the image sampling interval time is utilized, so that the higher sampling frequency of a visual system is realized, and the unmanned aerial vehicle can perform stable pose tracking under the conditions ...

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28-07-2023 дата публикации

Method for preparing compound feed for indoor cultivation of strongylocentrotus intermedius seedlings

Номер: CN116491609A
Принадлежит:

The invention discloses a method for preparing a compound feed for indoor cultivation of strongylocentrotus intermedius fries, and belongs to the technical field of aquaculture. The raw materials of the compound feed comprise effective components and additives, the effective components comprise the following components in percentage by mass: 30-40% of kelp powder, 10-28% of undaria pinnatifida powder, 5-15% of sargassum thunbergii powder, 5-7% of sargassum powder, 5-7% of ulva powder, 6-10% of defatted fish meal, 4-10% of soybean protein powder, 2-6% of lecithin and 1-5% of scallop skirt powder; the additive comprises a vitamin premix, an immunopotentiator and a microecological preparation. The sea urchin fry compound feed is wide in raw material source, has the characteristics and advantages of being low in price, complete in nutrition, easy to store and the like, and can completely replace traditional macroalgae.

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13-06-2023 дата публикации

Insulator ball head plastic cleaning device and construction method

Номер: CN116251781A
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The invention discloses an insulator ball head plastic cleaning device and a construction method.The insulator ball head plastic cleaning device comprises a hanging rod, a displacement rod and a positioning sleeve, the top of the hanging rod is sleeved with a first clamping plate and a second clamping plate, the lower end of the hanging rod is slidably connected with a displacement sleeve, the positioning sleeve is hinged to the lower end of the displacement sleeve, and a spraying pipe penetrates through the positioning sleeve; a nozzle is arranged at the front end of the spray pipe, and the rear end of the spray pipe is connected with a water source through a hose. The device solves the problem of spraying and sweeping dislocation or empty spraying caused by unstable center of gravity of the spray pipe during high-altitude insulation string cleaning operation, dirt on an insulator can be quickly and accurately cleaned, the construction stability is ensured, and the device is convenient ...

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11-04-2023 дата публикации

Tungsten nanoparticle reinforced CuCr alloy and preparation method thereof

Номер: CN115948667A
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The invention belongs to the technical field of metallurgy, and particularly relates to a tungsten nanoparticle reinforced CuCr alloy and a preparation method thereof.The preparation method comprises the steps that CuO and Cr2O3 are used as raw materials, Al powder is used as a reducing agent, CaO is used as a slag former, KClO3 is used as a heat generating agent, and a CuCr alloy melt and alumina-based reduction smelting slag which are mutually soluble at high temperature are obtained through aluminothermy self-propagating; in the tempering and refining process of alloy melt under electromagnetic induction slag protection, a mixture of Mg powder and WO3 subjected to high-energy ball milling activation pretreatment is blown into the high-temperature melt in a stirring and blowing mode, dispersion adding of nano W particles is achieved through in-situ reduction, the performance of the CuCr alloy is strengthened, and the adding amount of the nano W particles is smaller than 5%.

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27-08-2021 дата публикации

Programmable logic controller device of direct current cabinet

Номер: CN214067648U

The utility model discloses a direct current cabinet programmable logic controller device, which comprises a host and an expansion machine, the host comprises a host backboard, a power supply, a high-speed switching value output board, a mainboard, a high-speed switching value input board, an analog quantity input board and a host expansion board, and the host expansion board comprises a first expansion board and a second expansion board; the host backboard is provided with six sockets for inserting plates; the mainboard adopts a dual-core CPU (Central Processing Unit) processing chip; the expansion machine comprises a first expansion machine, a second expansion machine and a third expansion machine, the first expansion machine, the second expansion machine and the third expansion machine are respectively composed of a back plate and expansion plates, the back plate is provided with jacks corresponding to the expansion plates in number, and the expansion plates are vertically inserted into ...

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02-05-2023 дата публикации

Digital visual intelligent management platform for automobile road rescue

Номер: CN116051052A
Принадлежит:

The invention belongs to the technical field of automobile road rescue management, and particularly discloses a digital visual intelligent management platform for automobile road rescue. The platform comprises a road rescue station information extraction module, a rescue instruction information extraction module, a vehicle rescue emergency analysis module, a road rescue information base and a rescue order delivery analysis feedback terminal. The vehicle rescue emergency analysis is used for carrying out rescue emergency analysis on the current to-be-rescued vehicle, and setting a suitable rescue duration corresponding to the current to-be-rescued vehicle according to an analysis result, so that the reliability and rationality of corresponding rescue suitability evaluation of each subsequent road rescue center are improved, and the subsequent road rescue normalization is ensured; and the rescue order delivery analysis feedback terminal is used for carrying out rescue order distribution analysis ...

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07-07-2023 дата публикации

Pure ammonia engine waste gas treatment system and method

Номер: CN116398274A
Принадлежит:

The invention belongs to the technical field of ship waste gas treatment, and particularly relates to a pure ammonia engine waste gas treatment system and method.The system comprises a pure ammonia engine, an arc plasma generating device, a denitration reactor, a washing tower, a mixer, a liquid ammonia tank and a solution storage tank; the waste gas output end of the pure ammonia engine is connected with the waste gas input end of the denitration reactor through an exhaust pipeline, and the ammonia output end of the liquid ammonia tank is connected with the ammonia input end of the pure ammonia engine, the input end of the arc plasma generation device and the input end of the mixer. The solution output end of the solution storage tank is connected with the input end of the mixer, and the output end of the mixer is connected with the washing liquid inlet end of the spraying pipeline of the washing tower. The device can realize denitration and ammonia trapping at the same time, is high in ...

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25-08-2023 дата публикации

Photo-assisted charging super capacitor, photoactive electrode material, and preparation method and application of photo-assisted charging super capacitor and photoactive electrode material

Номер: CN116646187A
Принадлежит:

The invention discloses a photo-assisted charging supercapacitor, a photo-active electrode material, and a preparation method and application of the photo-assisted charging supercapacitor and the photo-active electrode material. The photoactive electrode material comprises a conductive substrate and a photoelectric active material, the photoelectric active material comprises a copper-based metal organic framework material with two-dimensional hexagonal lattice structures or an oxidation product of the copper-based metal organic framework material, a plurality of two-dimensional hexagonal lattice structures are stacked to form a one-dimensional channel, and the one-dimensional channel is used for transmitting photon-generated carriers. According to the photoactive electrode material provided by the invention, the illumination uniformity in the structure is ensured, the utilization rate of solar energy is improved, and finally the storage capacity of the photo-assisted charging supercapacitor ...

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