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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 24. Отображено 24.
05-05-2023 дата публикации

Precision-controllable modulation optical micro-electro-mechanical structure

Номер: CN116068224A
Автор: ZHANG HONGBO, WANG CHENLU, REN HENGJIANG, LUO JIE
Принадлежит:

The invention provides a precision controllable modulation optical micro-electro-mechanical structure, which comprises a suspension mass block, a plurality of suspension tethers, a photonic crystal microcavity, a suspension optical waveguide, a first connecting lacing, a suspension beam, a second connecting lacing, a rigid block body and a capacitor, and is characterized in that a first capacitor end of the capacitor is fixed on the suspension beam, and a second capacitor end is fixed on the rigid block body. The optical micro-cavity is modulated by using a capacitance modulation method, so that the optical micro-cavity produced by a photoetching process can be corrected, the actual resonant wavelength of the photonic crystal micro-cavity is perfectly matched with the designed working wavelength, and the offset of the resonant wavelength caused by the change of a working environment can be adjusted, thereby improving the measurement precision. According to the invention, the capacitor only ...

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Номер записи: 1
01-12-2017 дата публикации

Management method and system for intelligent traffic signal lamp

Номер: CN0107424418A
Автор: WANG CHENLU, YAN DONGDONG
Принадлежит:

The invention discloses a management method for an intelligent traffic signal lamp. The method comprises the steps of collecting traffic flow data on a road, and comparing the traffic flow data to obtain a comparison result; according to the comparison result, dynamically adjusting the duration of a traffic signal lamp, and enabling the duration to change correspondingly along with the traffic flow data. According to the management method for the intelligent traffic signal lamp, the utilization rate of road resources is higher and more reasonable, and road resources can be better utilized. Meanwhile, the vehicle passing efficiency of an intersection is improved, and the congestion condition of the urban traffic is relieved. The invention further discloses a management system for the intelligent traffic signal lamp. The management system for the intelligent traffic signal lamp has the above beneficial effects.

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Номер записи: 2
29-08-2023 дата публикации

Power wireless access network slice resource allocation method based on double-layer auction

Номер: CN116669044A
Автор: PENG YUHUAI, YE XIONG'ANG, ZHANG XINYU, WANG JING, WANG CHENLU
Принадлежит:

The invention provides an electric power wireless access network slice resource allocation method based on double-layer auction, which relates to the technical field of wireless slice resource allocation, and comprises the following steps: S1, submitting a slice type demand and a corresponding slice resource block number demand to a mobile virtual operator; s2, initiating a transaction request to a network operator; s3, each mobile virtual operator initializes self combined bidding; s4, defining related parameters in the upper auction; s5, executing upper auction to determine a slice resource allocation result of the mobile virtual operator; s6, defining relevant parameters of lower auction; s7, executing lower auction; and S8, executing a particle swarm optimization algorithm for improving the global search capability in the lower auction so as to select legal bidding vectors capable of realizing maximized social benefits. According to the invention, a double-layer wireless resource auction ...

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Номер записи: 3
04-07-2023 дата публикации

SiO2 barrier layer Ga2O3 vertical UMOS transistor and preparation method thereof

Номер: CN116387361A
Автор: ZHOU HONG, WANG CHENLU, SUN SIHAN, ZHANG JINCHENG, HAO YUE
Принадлежит:

The invention discloses an SiO2 barrier layer Ga2O3 vertical UMOS field effect transistor and a preparation method thereof. The problems that an existing vertical gallium oxide field effect transistor does not have an effective source-drain current blocking structure and is insufficient in device grid control capacity are mainly solved. The device comprises a drain electrode, a gallium oxide substrate layer, a gallium oxide epitaxial layer and a gate oxide layer from bottom to top. A SiO2 current blocking layer is arranged on the periphery inside the epitaxial layer, a U-shaped groove and a T-shaped gate electrode are arranged in the center of the SiO2 current blocking layer, an n-type conducting layer growing through ALD is arranged on the SiO2 current blocking layer, and a source electrode is arranged on the n-type conducting layer. Due to the arrangement of the U-shaped groove and the T-shaped gate electrode, compared with an existing structure, the gate control capability of the device ...

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Номер записи: 4
18-08-2023 дата публикации

Software testing method and device and electronic equipment

Номер: CN116610575A
Автор: HUANG LIANG, SHEN LIUYI, YANG MINGMING, ZHANG WENQING, WANG CHENLU
Принадлежит:

The invention relates to the technical field of computers, in particular to a software testing method and device and electronic equipment, and aims to solve the problem of difficulty in defect positioning in software testing. In the method, in response to receiving a test instruction for re-testing a specified module in to-be-tested software, a target object for triggering the specified module to execute a target execution process is obtained, and then based on the target object, at least one calling sub-object associated with the target execution process is triggered to be started and run in sequence. And obtaining a first test result containing respective calling information of the at least one calling sub-object, then obtaining a second test result associated with the target object, comparing the first test result with the second test result, and taking the comparison result as a target test result of the to-be-tested software. Based on the method, automatic positioning and automatic ...

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Номер записи: 5
24-02-2016 дата публикации

A dull and stereotyped shallow for gas cylinder transport

Номер: CN0205044781U
Автор: WEI QI, WANG CHENLU, XU WEIBIN, LIU ZEHAI, WANG TONGFENG, ZHANG JUN, ZHANG ZHIQIANG, LE JUANJUAN, LUO ZHIJIAN, WANG LIXIANG
Принадлежит:

The utility model discloses a dull and stereotyped shallow for gas cylinder transport, include: the bottom plate, floor width is 50cm, length is 90cm, the bottom surface of bottom plate is provided with four gyro wheels, in the both sides of bottom plate are provided with the guardrail respectively, the guardrail distance the height of bottom plate is 15cm, the one end of bottom plate is provided with the handrail, the handrail is relative the bottom plate slope sets up, the handrail with contained angle a between the bottom plate is 100, the handrail distance the height of bottom plate is 75cm. Adopting the dull and stereotyped shallow of this kind of structure, once can accomplishing the transport of 3 gas cylinders, 1 -2 people can accomplish, and the dangerous phenomenon of removal does not appear in the gas cylinder in handling, artifical transport traditional relatively, and the security obviously improves with efficiency, and this flat board shallow size reasonable in design can ...

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Номер записи: 6
25-04-2023 дата публикации

Vertical-structure Ga2O3 transistor with SiO2 barrier layer and preparation method of vertical-structure Ga2O3 transistor

Номер: CN116013989A
Автор: ZHOU HONG, SUN SIHAN, WANG CHENLU, ZHANG JINCHENG, HAO YUE
Принадлежит:

The invention discloses a vertical Ga2O3 transistor with a SiO2 barrier layer and a preparation method thereof, and mainly solves the problems of poor device performance and reliability caused by the fact that an existing vertical Ga2O3 field effect transistor is not provided with a structure for blocking electric leakage between a source and a drain. The device comprises a drain electrode, a gallium oxide substrate layer, a gallium oxide epitaxial layer, a gate oxide layer and a gate electrode from bottom to top, a SiO2 current blocking layer is arranged on the periphery inside the epitaxial layer, a vertical heavily-doped conductive channel is arranged in the center of the epitaxial layer, an n-type conductive layer growing through ALD is arranged above the vertical heavily-doped conductive channel, and a source electrode is arranged above the n-type conductive layer. Due to the fact that the vertical heavily-doped conductive channel is arranged, compared with an existing structure, the ...

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Номер записи: 7
12-05-2023 дата публикации

Acute myocardial infarction intervention postoperative nursing device and risk prediction system

Номер: CN116098775A
Автор: QIU ZHIQING, TAN LIPING, HUANG HUI, TIAN FENGMEI, CHEN YAN, LU YAQIONG, WANG CHENLU, WANG LU, LI SHUANGSHUANG
Принадлежит:

The invention discloses an acute myocardial infarction interventional postoperative nursing device and a risk prediction system, and relates to the technical field of medical instruments. The device comprises a nursing bed body, two strip-shaped grooves are formed in the left side of the upper surface of the nursing bed body, thigh supporting plates are arranged in the strip-shaped grooves, shank supporting plates are hinged to the left ends of the thigh supporting plates, two fixing plates are oppositely fixed to the front side and the rear side of the lower surface of the nursing bed body, and electric push rods are hinged between the left surfaces of the fixing plates and the shank supporting plates. A movable groove is formed in the lower surface of the nursing bed body, a rotating rod is rotationally arranged in the movable groove, the front end and the rear end of the rotating rod penetrate through the front thigh supporting plate and the rear thigh supporting plate respectively, ...

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Номер записи: 8
22-08-2023 дата публикации

Method, device and equipment for generating test case set of service code

Номер: CN116627815A
Автор: YANG MINGMING, SHEN LIUYI, ZHANG WENQING, WANG CHENLU, ZHENG WEIDA
Принадлежит:

The invention discloses a method, a device and equipment for generating a test case set of a service code, and the method comprises the steps: dividing a service code set into different function modules, marking the code position of each path in the different function modules and a function block where the code position is located, and obtaining a path mark of the service code set; and generating a test case set template corresponding to each function block based on the interface parameter of each path in each function block and the format constraint information of each interface parameter. And assigning the cases corresponding to the paths of the test case template to obtain an original test case set, taking the cases in the test case set as particles, and carrying out iterative variation on particle positions of the particles by using a particle swarm algorithm. When it is determined that the path coverage rate requirement is met according to the test result and the path label, the optimal ...

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Номер записи: 9
02-06-2023 дата публикации

Optical micro-electro-mechanical structure and manufacturing method thereof

Номер: CN116199179A
Автор: WANG CHENLU, ZHANG HONGBO, REN HENGJIANG, LUO JIE
Принадлежит:

The invention provides an optical micro-electro-mechanical structure and a manufacturing method thereof, the structure comprises a detection mass block, a plurality of lower layer supporting tethers, a plurality of upper layer supporting tethers, a suspension waveguide and an optical resonant cavity, the detection mass block comprises a bottom layer, a middle layer and a top layer which are sequentially stacked in the Z direction, the plurality of lower-layer supporting tethers are distributed on the two sides of the detection mass block in the X direction and connected with the bottom layer, the plurality of upper-layer supporting tethers are distributed on the two sides of the detection mass block in the X direction and connected with the top layer, and the suspended waveguide is located on one side of the detection mass block in the Y direction; the optical resonant cavity comprises a first optical crystal strip connected to the detection mass block and a second optical crystal strip ...

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Номер записи: 10
24-02-2016 дата публикации

Shallow of U type guardrail gas cylinder

Номер: CN0205044772U
Автор: WEI QI, WANG CHENLU, XU WEIBIN, LIU ZEHAI, WANG TONGFENG, ZHANG JUN, ZHANG ZHIQIANG, LE JUANJUAN, LUO ZHIJIAN, WANG LIXIANG
Принадлежит:

The utility model discloses a shallow of U type guardrail gas cylinder, include: the frame, the frame includes two parallel arrangement's connecting rod, the both ends of connecting rod set up the semicircular guardrail respectively and connect, the cladding has the anti -skidding and damped area on the guardrail, two the below of connecting rod sets up triangle -shaped's support frame respectively, the bottom of support frame sets up the axletree, the both ends of axletree set up the wheel respectively, one of them the connecting rod is connected with a handle pole. Adopting the shallow of U type guardrail gas cylinder of this kind of structure, once can accomplishing the transport of 1 gas cylinder, 1 people can accomplish, and the dangerous phenomenon of removal does not appear in the gas cylinder in handling, artifical transport traditional relatively, and the security obviously improves with efficiency.

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Номер записи: 11
30-05-2023 дата публикации

Database operation method and server

Номер: CN116186054A
Автор: HUANG FANGLEI, QIU WEIWEI, WANG CHENLU, ZHANG KEJIE, SHANG XUAN
Принадлежит:

The invention provides a database operation method and device, and the method comprises the steps: receiving an operation request instruction which is used for requesting to execute a first operation of a first type on a first file range in a database; according to a preset concurrency control rule, whether an operation conflicting with the first operation exists in the database currently is determined, if a second operation being executed by the database conflicts with the first operation, the first operation is blocked, and execution of the second operation is finished; then executing the step of determining whether the operation conflicting with the first operation exists or not according to the preset concurrency control rule again; and executing the first operation until the operation conflicting with the first operation does not exist in the database. The database operation method is suitable for lightweight databases such as a KV database, and the concurrency control efficiency can ...

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Номер записи: 12
15-08-2023 дата публикации

Double-layer microwave quantum computing chip

Номер: CN116596078A
Автор: WANG CHENLU, ZHANG HONGBO, LIU XINYU, REN HENGJIANG, LUO JIE
Принадлежит:

The invention provides a double-layer microwave quantum computing chip which comprises a first X-direction coplanar waveguide signal transmission line, a second X-direction coplanar waveguide signal transmission line, a Y-direction coplanar waveguide signal transmission line, a signal bridge, a bottom grounding layer and a top grounding layer. The Y-direction coplanar waveguide signal transmission line is located between the two X-direction coplanar waveguide signal transmission lines, the signal bridge spans over the Y-direction coplanar waveguide signal transmission line and is connected with the two opposite ends of the two X-direction coplanar waveguide signal transmission lines, and the bottom grounding layer and the three transmission lines are located on the same plane. The top grounding layer is located above the bottom grounding layer, a gap is formed between the top grounding layer and the bottom grounding layer, and a gap strip with the same path as the signal transmission line ...

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Номер записи: 13
04-08-2023 дата публикации

Sample injection device and method

Номер: CN116544095A
Автор: YU JIANCHENG, TANG XU, TANG KEQI, WANG YALI, MOU LUNSHEN, WANG CHENLU, WU YONG
Принадлежит:

The invention discloses a sample injection device and method.The sample injection device comprises a sample injection unit, the sample injection unit comprises a first sample injection pipe, a liner pipe is fixedly connected to the interior of the first sample injection pipe through a first fixing piece, the top end of the first sample injection pipe is detachably connected with an isolation pad and a purging unit, and the purging unit comprises a purging air inlet pipe and an isolation pad purging pipe; the spacer purging pipe is located between the purging air inlet pipe and the spacer and corresponds to the spacer, the purging air inlet pipe and the spacer purging pipe are both fixedly communicated with the liner pipe, the heating unit and the ion source unit are arranged at the bottom end of the first sample feeding pipe, the ion source unit comprises an ion source cavity, and an outlet is formed in the bottom of the ion source cavity. The whole ion source analysis device is directly ...

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Номер записи: 14
18-08-2023 дата публикации

Block chain-based state data storage method and device

Номер: CN116610670A
Автор: WANG CHENLU, CAI LIANG
Принадлежит:

The invention discloses a block chain-based state data storage method and device, and the method comprises the steps: introducing a water level line and version number cooperation mode, and processing a concurrent state data request; cleaning old state data every N versions, and maintaining the size of the state tree within a reasonable size; recording a Merkle balance tree of a world state and a state Merkle tree in a memory through a layered Merkle balance tree, and persistently updating data into a disk in an asynchronous mode; the equipment comprises a host server and a fragmentation server, the host server is used for recording a Merkle balance tree of a total world state and recording index account state information; and the at least one fragmentation server is used for recording data information. According to the method, the comprehensive advantages of the block chain and data storage are combined, the storage speed of the state data and the verifiability of the data are improved ...

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Номер записи: 15
23-06-2023 дата публикации

Optical micro-electro-mechanical structure with multiple optical cavities

Номер: CN116281832A
Автор: WANG CHENLU, ZHANG HONGBO, REN HENGJIANG, LUO JIE
Принадлежит:

The invention provides an optical micro-electro-mechanical structure with multiple optical cavities, the optical micro-electro-mechanical structure comprises a suspended waveguide, a suspended support beam, an optical cavity group and a suspended detection mass block, the suspended support beam is located at one side of the suspended waveguide in the Y direction and is arranged at an interval with the suspended waveguide, and the optical cavity group is located at the other side of the suspended waveguide in the Y direction; the optical cavity group is located on the side, away from the suspended waveguide, of the suspended supporting beam, the optical cavity group comprises a plurality of optical cavities which are sequentially arranged in the X direction at intervals, and any two optical cavities have different resonance wavelengths; the suspension detection mass block is located on the side, away from the suspension supporting beam, of the optical cavity set. According to the optical ...

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Номер записи: 16
08-08-2023 дата публикации

Adaptive positioning algorithm for target tracking of digital twin machine room

Номер: CN116563336A
Автор: WANG CHENLU, CHEN YE, JIANG JING, ZHANG YAN, CHEN ZHENWEI, LI YI, JI WENYAN, GU WEIXI, LIU CHAO, ZHANG HUI, LU WENQING
Принадлежит:

The invention discloses an adaptive positioning algorithm for target tracking of a digital twin machine room, and the algorithm comprises the steps: firstly building a monocular mobile visual system model, and obtaining the internal reference calibration data of a virtual camera; secondly, for two images of the same target point at different moments by the virtual camera, image features are extracted and matched, and homography matrixes of the two images are obtained; and then solving the external parameters of the model and calculating the three-dimensional information of the pose of the target point at different moments by using the triangulation principle according to the internal parameter data of the virtual camera. And finally, the deflection angle of the digital twin machine room virtual camera is obtained through an algorithm, and the problem of tracking target imaging deviation is solved. The three-dimensional information of the same target point relative to the pose of the virtual ...

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Номер записи: 17
13-06-2023 дата публикации

Mainboard quality detection method, system and equipment based on image recognition and medium

Номер: CN116258683A
Автор: GONG TIANYI, WANG CHENLU, XU QUANGUI, XIAO XINRUI, ZHAO BORU
Принадлежит:

The invention provides a mainboard quality detection method, system and device based on image recognition and a medium, and relates to the field of quality detection.The method comprises the steps that S1, a picture set of a computer mainboard is obtained; s2, carrying out image preprocessing on the picture set; s3, calibrating the image set after image preprocessing by using a labeling tool to obtain a sample training set and a test data set; s4, performing sample classification training based on the sample training set to obtain a model evaluation index; s5, predicting the test data set based on the model evaluation index, and selecting prediction results through an NMS non-maximum suppression algorithm to obtain an optimal prediction result as a mainboard quality detection result; the problems existing in manual quality inspection can be solved, the loss is reduced, and the quality inspection efficiency of the mainboard is improved.

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Номер записи: 18
23-06-2023 дата публикации

Optical micro-electro-mechanical structure with multiple detection mass blocks

Номер: CN116281833A
Автор: WANG CHENLU, ZHANG HONGBO, REN HENGJIANG, LUO JIE
Принадлежит:

The invention provides an optical micro-electro-mechanical structure with multiple detection mass blocks, which comprises a suspended waveguide, a suspended support beam, a detection mass block group and an optical cavity group, and is characterized in that the detection mass block group comprises N suspended detection mass blocks with different masses, and the optical cavity group comprises N optical cavities with the same resonant wavelength, each optical cavity comprises a first suspended photonic crystal and a second suspended photonic crystal, the N first suspended photonic crystals are fixed to the suspended supporting beam, and the N second suspended photonic crystals are connected with the N suspended mass detection blocks in a one-to-one correspondence mode. According to the invention, a plurality of suspended detection mass blocks are adopted to replace an active tuning module, so that a larger mechanical resonance frequency range can be shown in a compact structure, a wider working ...

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Номер записи: 19
29-08-2023 дата публикации

Distributed air-based node task unloading and resource allocation method based on DQN

Номер: CN116669105A
Автор: PENG YUHUAI, ZHANG XINYU, YE XIONG'ANG, WANG JING, WANG CHENLU
Принадлежит:

The invention discloses a distributed air-based node task unloading and resource allocation method based on a DQN, and the method comprises the following steps: S1, representing the unloading cost through a target problem formula P1, and decomposing the unloading cost into a computing resource sub-problem P2 and a transmission sub-problem P3 related to continuous variables; s2, taking an opposite value of the target problem P1 as an excitation function of an upper-layer DQN network, and making decisions of an unloading mode, an unloading destination and channel selection under the condition of giving initial transmitting power and computing resource allocation to realize optimization of discrete variables; s3, inputting the upper-layer optimal discrete unloading decision as a set condition to a lower-layer decision, and respectively solving a convex optimization problem P2 and a non-convex optimization problem P3 by using an iterative algorithm and an artificial hummingbird algorithm based ...

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Номер записи: 20
14-07-2023 дата публикации

Field effect transistor with ultra-wide forbidden band vertical cascode structure and preparation method of field effect transistor

Номер: CN116435362A
Автор: ZHOU HONG, WANG CHENLU, SUN SIHAN, ZHANG JINCHENG, HAO YUE
Принадлежит:

The invention discloses a field effect transistor of an ultra-wide forbidden band vertical cascode structure and a preparation method of the field effect transistor, and mainly solves the problem of electric leakage between a source and a drain due to the fact that an existing vertical ultra-wide forbidden band material field effect transistor is not provided with an effective electrical barrier layer. The device comprises a drain electrode, an ultra-wide forbidden band material substrate layer, an ultra-wide forbidden band material epitaxial layer and a gate oxide layer from bottom to top, a gate electrode is arranged above the gate oxide layer, a SiO2 current blocking layer is arranged on the periphery in the ultra-wide forbidden band material epitaxial layer, an n-type conductive layer is grown above the SiO2 current blocking layer through ALD, a source electrode is arranged above the n-type conductive layer, and a drain electrode is arranged above the source electrode. The outermost ...

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Номер записи: 21
21-04-2022 дата публикации

Kit and method for determination of fentanyl drugs in biological samples

Номер: US20220120721A1
Автор: Chenlu Wang, Jian Zhou, Jiancheng Yu, Micong Jin, Xiaohong Chen
Принадлежит: Ningbo Municipal Center For Disease Control And Prevention

A kit and a method for determination of fentanyl drugs in biological samples are provided, belonging to the field of biotechnology. The method includes: a sample is transferred into a centrifuge tube containing acetonitrile in advance for shaking, extraction and centrifugation; a supernatant is drawn into a purification extraction column by pulling a plunger upwards and fully contacted with absorbents to quickly complete a preliminary purification; the plunger is pulled upwards continuously to absorb a certain volume of air, then a filter is installed at the bottom of the purification extraction column and the plunger is pushed downwards to make a sample extractant comes into contact with mixed absorbents. The filtrate is collected and subjected to analysis on liquid chromatography-tandem mass spectrometry. Compared with existing approaches, the proposed methodology is simpler, faster, more efficient, minimizes the impact caused by insufficient professional experience, thus greatly improves accuracy and precision results.

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Номер записи: 22
29-02-2024 дата публикации

Optical micro-electromechanical system with flip chip packaging

Номер: US20240069292A1
Автор: Chenlu Wang, Hengjiang Ren, Hongbo Zhang, Jie Luo
Принадлежит: Anyon Technologies Pte Ltd

Several optical micro-electromechanical systems (OptoMEMS) are provided. One of the OptoMEMS comprises an OptoMEMS chip, and a photonic chip coupled to the OptoMEMS chip; wherein the OptoMEMS chip comprises a photonic cavity and a first platform on which the photonic cavity is fabricated, and the photonic chip comprises a waveguide and a second platform on which the waveguide is fabricated; wherein the photonic cavity comprises at least one dielectric beam, each of which further comprises at least one array of air holes; wherein the photonic cavity is at least partially made of a photonic crystal, and the lattice constant of the photonic crystal is reduced or increased gradually in a central region of the photonic cavity, allowing the light of a specific frequency to be trapped in the center region.

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Номер записи: 23
14-05-2024 дата публикации

Optical micro-electromechanical system with flip chip packaging

Номер: US11982850B2
Автор: Chenlu Wang, Hengjiang Ren, Hongbo Zhang, Jie Luo
Принадлежит: Anyon Technologies Pte Ltd

Several optical micro-electromechanical systems (OptoMEMS) are provided. One of the OptoMEMS comprises an OptoMEMS chip, and a photonic chip coupled to the OptoMEMS chip; wherein the OptoMEMS chip comprises a photonic cavity and a first platform on which the photonic cavity is fabricated, and the photonic chip comprises a waveguide and a second platform on which the waveguide is fabricated; wherein the photonic cavity comprises at least one dielectric beam, each of which further comprises at least one array of air holes; wherein the photonic cavity is at least partially made of a photonic crystal, and the lattice constant of the photonic crystal is reduced or increased gradually in a central region of the photonic cavity, allowing the light of a specific frequency to be trapped in the center region.

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Номер записи: 24