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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 18. Отображено 18.
11-07-2023 дата публикации

Storage device and convolutional neural network processing device

Номер: CN116415628A
Автор: LI SEN, LEI YAXIONG, ZHAO ZHIDA, GAO YUECHAO
Принадлежит:

The invention discloses a storage device and a convolutional neural network processing device, belongs to the field of convolutional neural networks, and is used for improving data transmission efficiency, increasing convolution calculation speed and reducing power consumption. According to the main technical scheme, the storage device comprises a first-stage storage, a second-stage storage and a third-stage storage; wherein the primary memory is used for storing a point multiplication operation result obtained by a point multiplication processing module in the convolutional neural network processing device; the secondary memory is used for storing a point multiplication operation result transmitted from the primary memory; the second-level memory is also used for transmitting a point multiplication operation result of which the storage time is greater than a preset time threshold value and which has no accumulated object to the third-level memory; and the third-stage memory is used for ...

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Номер записи: 1
11-07-2023 дата публикации

Convolutional neural network processing method and device

Номер: CN116415629A
Автор: LI SEN, LEI YAXIONG, ZHAO ZHIDA, GAO YUECHAO
Принадлежит:

The invention discloses a convolutional neural network processing method and device, belongs to the field of convolutional neural networks, and is used for improving the data transmission efficiency, optimizing the calculation process of deep learning, improving the calculation speed and reducing the power consumption. According to the main technical scheme, the method comprises the steps of inputting weight data to a multiplier array according to a first preset mode; determining a sub-feature data set corresponding to each row of multipliers based on a channel corresponding to each piece of weight data in each row of multipliers; based on the sub-feature data set corresponding to each row of multipliers, inputting the sub-feature data set into the multiplier array, and performing point multiplication operation on weight data in each multiplier of any row of multipliers and each element feature data in the sub-feature data set corresponding to the row of multipliers to obtain a first point ...

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Номер записи: 2
18-06-2014 дата публикации

Sound source positioning device

Номер: CN103869288A
Автор: GAO YUECHAO, WANG GENG, XI WEILI, DOU XIAOZHE
Принадлежит:

The invention provides a sound source positioning device, relates to the field of a communication technology and aims to solve the problems that the existing device can not be carried along, and cannot be used for timely accurately judging the sound position of an enemy and making a right response scheme. The sound source positioning device comprises a sound collection module, a sound detection module, a sound positioning module and a sound outputting module; one end of the sound detection module is connected with the sound collection module; the other end of the sound detection module is connected with one end of the sound positioning module of which the other end is connected with the sound outputting module; the sound collection module comprises an array formed by at least four microphones which are distributed at four corners of the device for receiving audio signals in the environment; the sound positioning module comprises an operation unit formed by an Fpga (field programmable gate ...

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Номер записи: 3
25-06-2014 дата публикации

Intelligent sound source joint distribution positioning and orienting method

Номер: CN103885032A
Автор: GAO YUECHAO, WANG GENG, XI WEILI, DOU XIAOZHE
Принадлежит:

The invention provides an intelligent sound source joint distribution positioning and orienting method. The method comprises the steps that firstly, a plurality of gunshot positioning modules are utilized for automatically carrying out networking through the ad hoc network algorithm, and one of the gunshot positioning modules is selected as a service module according to the ad hoc network algorithm; secondly, the gunshot positioning modules calculate the respective gunshot orientation and distance and send the calculation results, the respective gps information and the respective gunshot information to the service module; thirdly, the service module analyzes the data sent by the gunshot positioning modules and rejects invalid data in the data and operates the left data to obtain the ultimate gunshot orientation and distance of the gunshot positioning modules; fourthly, the service module sends the ultimate gunshot orientation and distance of the gunshot positioning modules to all the gunshot ...

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Номер записи: 4
28-04-2023 дата публикации

Convolution calculation method and device

Номер: CN116028764A
Автор: LEI YAXIONG, GAO YUECHAO
Принадлежит:

The invention discloses a convolution calculation method and a convolution calculation device, which are used for optimizing the energy consumption problem and the efficiency problem caused by the fact that a large amount of data is possibly accumulated at the input end of an adder to wait for calculation and waste calculation time due to time mismatching of multiplication and addition in the existing convolution calculation process. According to the method and the device, by multiplexing the weight and inputting the feature data, a plurality of calculation units perform parallel calculation, so that the calculation speed and power consumption are improved; meanwhile, by optimizing the calculation sequence of the data, after the data are compressed, data competition does not exist, additional storage hardware and time are not needed for processing calculation blocking, and calculation module stagnation caused by channel blocking is avoided; and the method is not only suitable for compressed ...

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Номер записи: 5
13-06-2023 дата публикации

Convolution calculation method and device

Номер: CN116258171A
Автор: LEI YAXIONG, GAO YUECHAO
Принадлежит:

The invention discloses a convolution calculation method and device which are used for optimizing the energy consumption problem and the efficiency problem in an existing convolution calculation process. According to the main technical scheme, feature data and weight data are input into a computing unit through an internal memory according to blocks, and a multiplier input end queue is dynamically allocated. By optimizing the calculation process in the calculation unit and utilizing the channel data characteristics, the output results in the single multiplier group are coherent, and the weight data of the input ends of the multipliers in the same multiplier group belong to different convolution kernels, so that data competition is not generated, the adder can perform direct calculation, and the calculation efficiency is improved. And the multiplier output does not need queue waiting. In addition, the size and the form of the convolution kernel and the data reading mode have no influence ...

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Номер записи: 6
10-08-2011 дата публикации

Method for constructing agricultural drainage and ecological purification system

Номер: CN0102145957A
Автор: CHAO WANG, PEIFANG WANG, HOU JUN, JIN QIAN, YUECHAO GAO, WANG CHAO, WANG PEIFANG, QIAN JIN, GAO YUECHAO
Принадлежит:

The invention relates to a method for constructing an agricultural drainage and ecological purification system. The method comprises the following steps that: an elliptic ecological buffer area is formed at the tail end of an agricultural drainage channel and before an agricultural drainage culvert pipe; aquatic plants which can easily absorb N and P nutrient elements are planted in the ecological buffer area; an agricultural drainage ecological purification barrel is arranged in the agricultural drainage culvert pipe; a biological purification ring is arranged on the ecological purification barrel; water drained out of a farmland flows through the ecological buffer area by the agricultural drainage channel; certain suspended pollutants are settled and intercepted by staying for a certainperiod of time in the ecological buffer area to achieve a preliminary water purification effect and the effect of controlling the flow rate and the retention time; and larger suspended sundries are further ...

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Номер записи: 7
28-04-2023 дата публикации

Convolution calculation method and device

Номер: CN116028765A
Автор: LEI YAXIONG, GAO YUECHAO
Принадлежит:

The invention discloses a convolution calculation method and device which are used for optimizing the energy consumption problem and the efficiency problem in an existing convolution calculation process. According to the method, special optimization is made for convolution calculation with stride larger than or equal to 2, and meanwhile the method is compatible with a use scene with stride equal to 1. According to the method, by optimizing the calculation process, the coherence probability of output results of the calculation units at the same time is reduced, data competition is reduced, and additional hardware is added to process potential competition data. And meanwhile, weight data and pulse multiplexing input feature data are multiplexed, so that the bandwidth requirement and the data migration power consumption are reduced.

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Номер записи: 8
13-06-2023 дата публикации

Convolution calculation method and device

Номер: CN116257785A
Автор: LEI YAXIONG, GAO YUECHAO
Принадлежит:

The invention discloses a convolution calculation method and a convolution calculation device, which are used for optimizing the energy consumption problem and the efficiency problem caused by the fact that a large amount of data is possibly accumulated at the input end of an adder to wait for calculation and waste calculation time due to time mismatching of multiplication and addition in the existing convolution calculation process. According to the method and the device, by multiplexing the weight and inputting the feature data, a plurality of calculation units perform parallel calculation, so that the calculation speed and power consumption are improved; meanwhile, by optimizing the calculation sequence of the data, after the data are compressed, data competition does not exist, additional storage hardware and time are not needed for processing calculation blocking, and calculation module stagnation caused by channel blocking is avoided; and the method is not only suitable for compressed ...

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Номер записи: 9
18-06-2014 дата публикации

Gunshot positioning orienting method

Номер: CN103869287A
Автор: GAO YUECHAO, WANG GENG, XI WEILI, DOU XIAOZHE
Принадлежит:

The invention provides a gunshot positioning orienting method, comprising the steps of judging the type of a collected gunshot signal, if the gunshot signal is a shock wave signal, detecting the shock wave signal, judging whether the shock wave has a bore port wave, if the judgment result is yes, calculating the shock wave signal and a bore pore wave signal to obtain the azimuth of the shock wave signal and the azimuth of the bore port wave signal, obtaining the distance between a gun source position and a sound collection device according to the azimuth of the shock wave signal and the azimuth of the bore port wave signal, and sending alarm information; if the gunshot signal is the bore port wave signal, sending the alarm information after the direction and pitch angle of the gun source are calculated. Related parameters of the gun source position as well as the distance between the gun source position and the collection device are obtained by processing the collected gunshot, the sound ...

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Номер записи: 10
21-01-2015 дата публикации

Multi-element aggregation type integrated device for online detection of safety of transformer substation

Номер: CN104296807A
Автор: ZHONG WEI, JIA XIAOZHENG, JIANG ZUOHAN, ZHANG YUFENG, WANG REN, ZHANG WENJIE, WEI QINGKE, JIN YUN, GAO YUECHAO
Принадлежит:

The invention discloses a multi-element aggregation type integrated device for online detection of the safety of a transformer substation. The multi-element aggregation type integrated device for online detection of the safety of the transformer substation comprises a shell, wherein a cooling unit, multiple carrier concentrators, multiple power modules, an interconnection backboard and multiple pluggable board cards are arranged in the shell, the cooling unit, the carrier concentrators, the power modules and the multiple pluggable board cards are all connected with the interconnection backboard, the cooling unit is used for supplying cooling air to devices in the shell, so that the phenomenon that the interior of a system is too hot is avoided, the power modules are used for supplying power to the integrated device, each pluggable board card comprises a CPU, a network processing unit, a storage module and multiple I/O modules, the pluggable board cards are connected to the interconnection ...

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Номер записи: 11
25-10-2019 дата публикации

Vehicle identification system based on virtual camera

Номер: CN0209543573U
Автор: GAO YUECHAO, LIU NIANHONG, QIN QIXIN
Принадлежит: BEIJING LIEHU ZHIXIN TECH CO LTD, BEIJING LIEHU ZHIXIN TECHNOLOGY CO., LTD.

The utility model discloses a vehicle identification system based on a virtual camera. The system comprises a plurality of bolts, setting by number of regions, the gunlock is used for capturing imagesof a vehicle head and a vehicle tail and images of parking spaces entering the area respectively; the dome cameras are used for monitoring a plurality of adjacent areas; the camera is used for capturing each parking space image of a monitored area. And the image storage module is used for storing the identification information of the guns and the dome cameras, the captured vehicle information andthe parking space information, and the processor is used for setting the guns and the dome cameras included in each virtual camera and storing the video or the picture as a complete picture or videocorresponding to the region according to a preset picture splicing region. Compared with the prior art, a plurality of gun cameras and ball cameras are bound to form a plurality of virtual cameras, parking ...

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Номер записи: 12
25-10-2019 дата публикации

Roadside parking management system

Номер: CN0209543572U
Автор: QIN QIXIN, GAO YUECHAO, LIU NIANHONG
Принадлежит: BEIJING LIEHU ZHIXIN TECH CO LTD, BEIJING LIEHU ZHIXIN TECHNOLOGY CO., LTD.

The utility model discloses a roadside parking management system. The system comprises a plurality of fixed vehicle identification units, the device is used for being installed at a fixed position toobtain the following information. Identifying vehicle information, wherein the fixed vehicle identification unit is used for identifying parking information, the at least one portable vehicle identification unit is used for handheld acquisition of the following information: vehicle identification information and parking information, and the far-end server is used for receiving the information acquired by the fixed vehicle identification unit and the portable vehicle identification unit through a network and feeding back abnormal parking information to the portable vehicle identification unit.Compared with the prior art, according to the utility model, the fixed identification unit and the portable identification unit are combined; vehicle information and parking space information can be acquired ...

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Номер записи: 13
11-06-2014 дата публикации

Gunshot positioning and orienting device

Номер: CN103852746A
Автор: GAO YUECHAO, WANG GENG, XI WEILI, DOU XIAOZHE
Принадлежит:

The invention relates to a sound source positioning device, in particular to a gunshot positioning and orienting device. The gunshot positioning and orienting device comprises a initializing module, a signal to noise ratio judging module, a fragment intercepting module, a fragment type judging module, a calculating module a, a shock wave signal detection module, a calculating b, a gunshot position calculating module, and an alarm message sending module. According to the gunshot positioning and orienting device, relevant parameters of a gunshot position and distance between the gunshot position and a collecting device are obtained through treatment of the collected gunshots, so that enemy sound source position is judged at any moment, accurate judgment and response options are made, and soldier safety factor is greatly improved.

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Номер записи: 14
28-04-2023 дата публикации

Data processing method and device, computer equipment and storage medium

Номер: CN116028763A
Автор: LI SEN, LEI YAXIONG, ZHAO ZHIDA, GAO YUECHAO
Принадлежит:

The invention discloses a data processing method and device, computer equipment and a storage medium, belongs to the technical field of convolutional neural networks, and is used for optimizing a neural network and accelerating the calculation speed of the neural network. The whole process is processed based on a compression format without coding and decoding, and the calculation amount is reduced. According to the main technical scheme, input data and a convolution kernel are compressed; splitting the input data; carrying out multiplication and/or addition operation to obtain small output data blocks; combining the small output data blocks to obtain output data blocks; pooling and/or activating and/or quantifying the output data block to obtain output data; and taking the output data as the input data of the next layer, and repeating the steps until a final result is output.

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Номер записи: 15
18-06-2014 дата публикации

Sound source positioning method

Номер: CN103869286A
Автор: GAO YUECHAO, WANG GENG, XI WEILI, DOU XIAOZHE
Принадлежит:

The invention provides a sound source positioning method, relates to the field of a communication technology, and aims to solve the problems that the existing device can not be carried along, and cannot be used for timely accurately judging the sound position of an enemy and making a right response scheme. The method comprises the following steps of receiving audio signals, detecting the audio signals, filtering interference signals, transmitting the rest audio signals to a sampling circuit unit to perform analog electric conversion on the audio signals, and converting the audio signals to digital signals to transmit to a sound positioning module; receiving the digital signal by the sound positioning module and outputting the position information of the digital signal; responding to the positioning information and sending an alarm by a sound output module, and uploading the position information to a personal gateway by a Bluetooth unit. The method achieves the portability, and can be used ...

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Номер записи: 16
13-06-2023 дата публикации

Convolutional neural network processing method and device

Номер: CN116258170A
Автор: LI SEN, LEI YAXIONG, ZHAO ZHIDA, GAO YUECHAO
Принадлежит:

The invention discloses a convolutional neural network processing method and device, belongs to the field of convolutional neural networks, and is used for improving the convolution calculation efficiency of any convolution form. According to the main technical scheme, the method comprises the following steps: in a process of performing a first round of calculation on a first feature layer of an input feature map, determining a storage position of each calculation result of the first round of calculation process in an output feature map based on a lookup table corresponding to the first round of calculation process; and based on the determined storage position, performing corresponding storage on each calculation result.

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Номер записи: 17
25-10-2019 дата публикации

Roadside parking management system based on detection equipment

Номер: CN0209543574U
Автор: GAO YUECHAO, QIN QIXIN, LIU NIANHONG
Принадлежит: BEIJING LIEHU ZHIXIN TECH CO LTD, BEIJING LIEHU ZHIXIN TECHNOLOGY CO., LTD.

The utility model discloses a roadside parking management system based on detection equipment. Including a detection device, cAPTURING VEHICLE POSITION INFORMATION, determining whether a vehicle is parked in or driven away from the parking space or not; wherein the at least one portable vehicle identification unit is used for obtaining vehicle information and parking information in a handheld mode, and the far-end server is used for receiving information of the detection device, analyzing and obtaining parking space information, sending the parking space information to the portable vehicle identification units and obtaining information fed back by the portable vehicle identification units. Compared with the prior art, according to the utility model, the detection device and the portable identification unit are combined; existing hardware equipment resources are reasonably utilized, the detection equipment can be existing equipment or newly-added equipment in the parking lot, vehicle information ...

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Номер записи: 18