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104results about How to "Increase the degree of reuse" patented technology

Code automatically generating device based on model component, system and method

The invention discloses a code automatic generation method used for constructing a code automatic generation device, comprising a data layer, a component layer, a process layer, a control layer and a user interface layer, wherein, the five-layer structure is divided in accordance with functions, and every layer is independent and creates a corresponding processing model to complete data processing, component extraction, flow processing, function control and user interface processing. At the same time, a code template is created based on certain rules, and different processing codes are formed for different business objects. Based on the five-layer model and the code template, a code generating engine controls and calls the model of layers and the code template, which cooperate to complete the code automatic generation process. The invention also discloses a code automatic generation device and system; by adopting the invention, the development efficiency, the reusability and the standardization of software can be enhanced and code quality is improved.
Owner:北京中企开源信息技术有限公司

Method and device for automatically testing WEB (World Wide Web) application

The invention discloses a method and a device for automatically testing WEB (World Wide Web) application. The method comprises the following steps: deploying preconfigured test cases in a task form in sequence; calling the test cases deployed in the task form by using a batch command; and transmitting the test cases to a test server and testing the test cases by using the test server. The method and the device for automatically testing the WEB (World Wide Web) application, which are provided by the invention, are combined with the automation of the test cases to automatically test the test cases which need to carry out regression testing and need to be executed under various configurations and refine the common service test types, thereby improving the multiplexing degree and effectively solving the problems of low repeated utilization factor, incomplete functions and indistinct test results in the traditional automatic test tool for the WQEB application.
Owner:山东中创软件商用中间件股份有限公司

Performance test stimulator, and message package module, message packaging and sending method thereof

The invention discloses a performance test stimulator, a method for stimulating a back end system to send messages, and a message package module and a message packaging and sending method thereof in a bank system performance test. The message packaging method for testing the performance of a bank system comprises the following steps: reading at least one message style definition; reading general messages and packaging the general messages according to the read message style definition to obtain response messages. The performance test stimulator, the method for stimulating the back end system to send the messages, the message package module and the message packaging method are implemented in the bank system performance test to package the general messages according to the message style definition of various back-end systems to obtain various types of response messages corresponding to the back end system, thus realizing the purpose that various back end systems corresponding to the system to be tested can be stimulated through one performance test stimulator and bringing great convenience for test work of banks.
Owner:CHINA CONSTRUCTION BANK

Multi-scene graph construction method in distributed virtual environment

ActiveCN104183023AQuick cropping methodDoes not affect positional relationshipImage data processingTerrainComputer graphics (images)
The invention discloses a multi-scene graph construction method in distributed virtual environment. The method comprises the following steps: 1) dividing a scene graph in a scene graph server into a public scene graph and a private scene graph; 2) setting access right and the private scene graph which can be accessed by each registered user through a right server; and 3) operating the private scene graph by the user according to the access right, editing the editable private scene graph or creating a sub-scene graph to serve as the private scene graph of the user, and storing the private scene graph of the user into the scene graph server, wherein each scene graph corresponds to one type of scene object set in one scene area, scene objects are various static or dynamic entity objects, except terrain scenes, in description virtual reality environment, each scene object corresponds to a scene node in the scene graph, logic relationship between the scene nodes is determined according to the logic relationship between the scene objects, and each scene graph is provided with a root node used for representing the scene graph. Scene drawing efficiency is improved.
Owner:北京微视威信息科技有限公司

Laying type conformal array sonar apparatus based on interference type optical fiber hydrophone

The invention provided a paving type conformal array sonar device based on interference optical fiber hydrophone, comprising a laser source array, an interference optical fiber hydrophone time division multiplexing array, a wave-divided mixer, a dense wavelength division demultiplexer, a phase generation carrier wave demodulator and a data generator, wherein the laser source array transmits laser beam pulses of different wavelengths to be input into the interference optical fiber hydrophone time division multiplexing array; the interference optical fiber hydrophone time division multiplexing array modulates the laser beam pulses according to underwater acoustic signals to generate interference laser beam pulses; the wave-divided mixer processes wave-divided mixing on all interference laser beam pulses; the dense wavelength division demultiplexer demultiplexes and separtes the mixed interference laser beam pulses into a plurality of interference laser beam pulse groups of single wavelength; the phase generation carrier wave demodulation processes phase detection, photoelectric conversion and digital demodulation on the interference laser beam pulses; and the data generator generates multi-path sonar digital signals of conformal array according to the digital demodulation result.
Owner:INST OF ACOUSTICS CHINESE ACAD OF SCI

Semi-physical simulation landing guide analog system based on decimeter-wave instrument landing system

The invention discloses a semi-physical simulation landing guide analog system based on a decimeter-wave instrument landing system. The semi-physical simulation landing guide analog system is characterized by comprising a ground equipment simulator for simulating a localizer, a glide-slope localizer and a ranging response signal of the decimeter-wave instrument landing system according to an instruction of the simulator and providing simulated angle information and distance information for airborne equipment, and an airborne equipment simulator for demodulating and decoding the simulated information sent from the ground equipment simulator and providing the simulated information to a flying control system. The semi-physical simulation landing guide analog system has the beneficial effects that the processes of navigation audio signal generation, angle beacon calculation and calibration, control and detection and the like are all digitalized; the ground equipment simulator adopts a digital pulse amplitude modulation mode for generating a simulated high angular resolution signal, and the airborne equipment simulator adopts a digital filtering mode and the like for effectively improving the calculating precision and the ranging precision of an angle localizer; the circuit multiplexing degree is high, the working process is stable and reliable, and the intelligentization, integration and miniaturization are realized.
Owner:AIR FORCE UNIV PLA

Outsourcing method for supporting development of elastic cloud computing platform

The invention discloses an outsourcing method for supporting development of an elastic cloud computing platform. In the method, after functional demands and non-functional demands of users of a cloud computing platform terminal are determined, the following steps of functional demands matching, non-functional demands matching, non-functional quality indexes converging, matched candidate resources evaluating and optical outsourcing resources determining are performed, wherein in the step of non-functional quality indexes converging, for matched candidate resources, a converging matching domain of reference indexes is determined according to the dependence relationship between the reference indexes and subordinate indexes; in the step of matched candidate resources evaluating, a priority sequence of the matched candidate resources is determined according to an evaluation criterion of the cloud computing platform and the converging matching domain of the reference indexes; and in the step of optimal outsourcing resource determining, the optimal matched candidate resources in the evaluation sequencing are taken as the optimal outsourcing resource of the cloud computing platform. The method can be widely applied to the large-scale scientific research problem-solving environment, resource optimal distribution of the medium-sized and small enterprises, electronic commerce and individualized terminal application; and the method supports the configuration selection of the outsourcing resources and the development deployment of the elastic cloud computing platform.
Owner:NANJING UNIV

Transfer coder adaptive to high efficiency video coding (HEVC) standard

The invention discloses a transfer coder adaptive to a high efficiency video coding (HEVC) standard and mainly solves the problems in the prior art that transfer blocks are different in sizes and too many multipliers are used. The transfer coder adaptive to the HEVC standard comprises a one-dimensional discrete cosine transformation / discrete sine transformation (DCT / DST) module (1), a transposing bugger module (2) and a top layer control unit (3). The one-dimensional DCT / DST module (1) is provided with a unified HEVC transfer coding framework and is combined with a butterfly-shaped structure and a matrix multiplication array to achieve resource selection sharing. The transposing bugger module (2) uses path delay between registers and different storing and reading sequences of storages to finish transposing operation of data efficiently, simply and conveniently. The top layer control unit generates rest signals and enable signals of the one-dimensional DCT / DST module and the transposing bugger module, controls the one-dimensional DCT / DST module to perform one-dimensional row transfer for input data and controls the transposing bugger module to transpose the transfer results and output the transfer results to the one-dimensional DCT / DST module so as to finish one-dimensional rank transfer. The transfer coder has the advantages of being simple and ordered in structure, high in reuse degree and capable of achieving integrated circuits, and can achieve high-throughput transfer coding.
Owner:西安电子科技大学重庆集成电路创新研究院

Transition coder applicable to HEVC ( high efficiency video coding) standards

The invention discloses a transition coder applicable to HEVC ( high efficiency video coding) standards and mainly solves the problems of multiple use of multipliers and a complicated circuit in the prior art. The transition coder comprises a one-dimensional DCT (discrete cosine transformation) module (1), a transposition buffer module (2) and a top layer control module (3), wherein the one-dimensional DCT module (1) adopts a plurality of butterfly computing units and a plurality of odd coefficient processing units for completing each DCT in the HEVC standards, the odd coefficient processing units resolve the complicated multiply operation into multistage circuits and adopt a shifter, an adding device and a subtracter, i.e. the multistage shifter, the adding device and the subtracter are used for replacing a matrix multiplier, and the circuit structure is simplified. The transition coder has the advantages that the structure is simple and regular, the reusability is high, the key route is short, the lock frequency is high, and the integration is easy. The transition coding on video residual data is efficiently realized under the condition of not using the multipliers.
Owner:XIDIAN UNIV

Image processing method and device based on algorithm library

The invention discloses an image processing method and device based on an algorithm library. The algorithm library comprises a parent class, an interface, an interface realization subclass and an underlying library. An algorithm library framework which comprises the parent class, the interface, the interface realization subclass and the underlying library is constructed; according to different types of products of the same medical image system or different versions of algorithm functions of the same type of product of the medical image system, analysis parameters corresponding to the algorithm functions are analyzed through the parent class to obtain a separation parameter capable of realizing the interface realization subclass; the interface realization subclass is called through the interface; in the interface realization subclass, an image processing flow and parameter configuration are realized; and on the basis of the image processing flow and the parameter configuration, a corresponding image processing algorithm in the underlying library is called, a purpose that any one medical image system uses the algorithm libraries of the same framework is realized. The image processing algorithm can be reused, has the advantages of being high in reuse degree and large in reuse range, and can effectively lower system maintenance cost.
Owner:SHANGHAI UNITED IMAGING HEALTHCARE

Log management method and system

Disclosed is a log management method. The log management method comprises the following steps of performing log collection, wherein a plurality of logs generated by a demand side are collected; performing log gathering and pushing; performing log preprocessing, wherein format arrangement, data filtering and log classification are included, and log classification is used for dividing logs into cold data and hot data; performing log storage, wherein the hot data is stored into a distributed file storage system, and the hot data is stored into a distributed search engine; performing log moving, wherein cooled logs in the distributed search engine are moved into the distributed file storage system; performing log retrieval analysis; performing result output. A convenient log management system is provided for development engineers and data engineers, the structured data can be subjected to search and statistical analysis, the consumption for processing file logs through scripts can be reduced, the working efficiency can be greatly improved, and the method is applicable to management of a large number of logs.
Owner:IOL WUHAN INFORMATION TECH CO LTD

Linear multi-channel fiber acoustic vibration sensing device and method

ActiveCN103308148AConvenient serial connectionOvercoming the Difficulty of Multipoint MeasurementSubsonic/sonic/ultrasonic wave measurementUsing wave/particle radiation meansMultiplexerSignal analyzer
The invention discloses linear multi-channel fiber acoustic vibration sensing device and method. The linear multi-channel fiber acoustic vibration sensing device comprises a light source, a transmission fiber, micro all-fiber relay multiplexers, fiber acoustic vibration sensors and an optical signal analyzer. The light source, the micro all-fiber relay multiplexers and the optical signal analyzer are in linearly series connection through the transmission fiber, probe light is input to the fiber acoustic vibration sensors via the micro all-fiber relay multiplexers, and after acoustic modulation, optical signals are returned to the optical signal analyzer along the transmission fiber so to be processed. Linearly series connection of multiple fiber acoustic vibration sensors can be realized, system complexity is reduced effectively, and synchronous measurement is achieved. In addition, the linear multi-channel fiber acoustic vibration sensing device is adaptable to various application fields, and a flexible and variable acoustic vibration sensing network can be constructed.
Owner:TIANJIN UNIV

Unmanned aerial vehicle one-station multi-machine system air-ground data link channel distribution method

The invention discloses an unmanned aerial vehicle one-station multi-machine system air-ground data link channel allocation method, and aims to provide a link channel allocation method capable of reducing the operation complexity and improving the channel resource reuse degree. The method is realized through the following technical scheme: a ground control station obtains unmanned aerial vehicle platform position information, counts the number of air-ground data links, calculates included angles between every two air-ground data links, and performs descending order arrangement on all includedangle values; then, starting from the air-ground data link corresponding to the maximum included angle, a 'super link' is constructed according to the relation between the included angle between the links and a 'multiplexing threshold', and the number of the air-ground data links contained in the super link is taken as the weight of the super link; the ground control station iteratively performs the super link merging process until no super link which can be further merged exists, and the channel resources are evenly distributed to each super link; and after the distribution process is finished, the channel distribution result is sent to the unmanned aerial vehicle platform through the uplink air link.
Owner:10TH RES INST OF CETC

Vehicle and energy conversion device and power system thereof

The invention relates to the technical field of electronics, and provides a vehicle and an energy conversion device and a power system thereof. In the application, an energy conversion device which comprises a motor coil, a bridge arm converter and a bidirectional bridge arm and integrates driving and charging functions is adopted; therefore, the energy conversion device can work in a driving mode, a direct-current charging mode and an alternating-current charging mode. Motor driving and battery charging of the vehicle are realized by adopting the same system; especially, direct-current charging and alternating-current charging can be achieved through the same circuit topology, the component reuse degree is high, the system integration degree is high, the structure is simple, and thereforethe system cost is reduced, the system size is reduced, and the problem that an existing motor driving and charging system is complex in overall structure, low in integration degree, large in size and high in cost is solved.
Owner:BYD CO LTD

Basic information interaction system

The invention discloses a basic information interaction system. The basic information interaction system comprises a configuration platform module, a unified authority management module, a service governing module, a reception container module, an outlet container module, a core route module, a flow rate control module, a flowing water reversing module and a monitor platform module, wherein the service governing module is used for service standard management, metadata management and enquiry export; the core route module is used for service search and route service, supports various communication protocols, and supports extension of a communication protocol; the monitor platform is used for dimension defining, index defining, data acquisition analysis, statement statistical analysis and warning mechanism; the system further comprises a load balancing device. The system utilizes the separation function and the channel detection function of the load balancing device to realize separation of system failure; the service standard management comprises establishment of service specification and technical specification of a bank; the service governing module is further used for realizing management of whole life cycle of bank services.
Owner:神州数码融信软件有限公司

Point type high-voltage transmission line optical fiber detection network

The invention discloses a quasi-distributed high-voltage transmission line optical fiber monitoring network. The point type high-voltage transmission line optical fiber detection network comprises a transformer substation controlling unit, a first wavelength division multi-channel multiplexer, a second wavelength division multi-channel multiplexer, a third wavelength multi-channel multiplexer and two base rod tower monitoring subsystems. The transformer substation controlling unit comprises a communication controlling module, an optical signal demodulation module and a fourth wavelength division multi-channel multiplexer, and each base rod tower monitoring subsystem comprises a first optical path selection switch, a second optical path selection switch, a third optical path selection switch, a photovoltaic conversion module, a controller, a first electro-optical conversion module, a second electro-optical conversion module and a tower state sensor set. The point type high-voltage transmission line optical fiber detection network improves detection accuracy of aeolian vibration, conductor temperature and tower inclined degrees of the high-voltage transmission lines, and improves detection efficiency of the above-mentioned parameters.
Owner:STATE GRID CORP OF CHINA +2

Multi-mode satellite communication device based on VPX framework

The invention discloses a multi-mode satellite communication device based on a VPX framework, and belongs to the technical field of satellite communication. The device comprises a mother board module,and a service access control module, a power supply module, a wireless security module, a TD base band module, an FD base band module, an intermediate frequency module, a security equipment module, abroadcast service module and a video module connected with the mother board module, wherein the mother board module is used for achieving bus transmission and high speed data interconnection betweenthe modules, and providing an external interface. The device provided by the invention has the advantages of being standard, universal, high in integration degree, stable, reliable, low in cost, convenient to operate, and strong in expandability, and is an important improvement on the prior art.
Owner:NO 54 INST OF CHINA ELECTRONICS SCI & TECH GRP

Visible-light communication multiplex modulated antenna

The invention discloses a visible-light communication multiplex modulated antenna. The visible-light communication multiplex modulated antenna comprises a sending antenna and a receiving antenna, wherein a transmitting antenna comprises a modulated circuit, N light data transmitting heads (N is larger than or equal to 2), a light collector and a spotlight bowl, and the receiving antenna comprises a spotlight bowl, a light splitter, N light data receiving heads and a demodulated circuit. A filter filters parasitic light which is different from signal light of the light data transmitting heads or the light data receiving heads in wavelength range. Receiving light of the N light data receiving heads and transmitting light of the N light data transmitting heads are corresponding one-by-one in wavelength ranges, and the wavelength ranges of the transmitting light of the N light data transmitting heads are not overlapped. The modulated circuit of a sending end divides data into multiple paths and conducts modulation on the multiple paths of the data, and sends the multiple paths of the data in a converging light beam mode after passing through the light data transmitting heads, the light collector and the spotlight bowl. At a receiving end, the spotlight bowl receives the converged light, the converged light is spitted into the multiple paths of light signals of different wavelength ranges, after passing through the light data receiving heads, the multiple paths of light signals are demodulated, reorganized and restored into original data through the demodulated circuit. The visible-light communication multiplex modulated antenna improves multiplex degrees of antennas and transmission rates of the data in a multiple mode.
Owner:HECHI INST OF MEASUREMENT TESTING

Vehicle electric control unit flexible HIL test center and test method

The invention discloses a vehicle electric control unit flexible HIL test center and a test method, and relates to an HIL test system for vehicle ECU. The vehicle electric control unit flexible HIL test center comprises a test management unit, a real-time systems, a test signal simulation unit, f fault injection units, a resource matching matrix, a sample management unit, a transmission unit, a refreshing station and n test stations which are connected according to related functions. The test method comprises: inputting ECU software, test cases and a controlled object model into the test management unit, and storing ECU hardware in the sample management unit; respectively inputting the test case and the controlled object model into a real-time system; after ECU hardware is transmitted to the refreshing station updating software, sending the ECU hardware to the sample management unit to form a to-be-tested piece; analyzing and obtaining test resources required by each set of test cases;transmitting the to-be-tested piece to a test station; allocating test resources to the test stations; and the real-time system starts to automatically execute the test cases. The HIL test can be quickly, accurately and efficiently finished on the ECU for the vehicle.
Owner:北京祥远通达科技有限公司

Code automatically generating device based on model component, system and method

The invention discloses a code automatic generation method used for constructing a code automatic generation device, comprising a data layer, a component layer, a process layer, a control layer and a user interface layer, wherein, the five-layer structure is divided in accordance with functions, and every layer is independent and creates a corresponding processing model to complete data processing, component extraction, flow processing, function control and user interface processing. At the same time, a code template is created based on certain rules, and different processing codes are formed for different business objects. Based on the five-layer model and the code template, a code generating engine controls and calls the model of layers and the code template, which cooperate to complete the code automatic generation process. The invention also discloses a code automatic generation device and system; by adopting the invention, the development efficiency, the reusability and the standardization of software can be enhanced and code quality is improved.
Owner:北京中企开源信息技术有限公司

Bare chip KGD screening method based on adapter substrate

The invention discloses a bare chip KGD screening method based on an adapter substrate. The method comprises the steps of step 1, determining the number of FC bare chips which are placed on a siliconadapter standard substrate and of which the sizes to be measured; 2, sequentially preparing a TSV blind hole with the bottom filled with a conductive material, multilayer metal wiring and a bonding pad on the front surface of the silicon adapter standard substrate, thinning the back surface of the obtained silicon adapter standard substrate to expose the conductive material at the bottom of the TSV blind hole, and finally sequentially performing the multilayer metal wiring on the back surface and the bonding pad on the back surface; 3, inversely mounting the tested FC bare chips on the TSV silicon adapter standard substrate; and 4, filling a gap between the FC bare chips to be tested and the TSV silicon adapter standard substrate, then curing, and screening the obtained standard assembliesthrough a KGD test. According to the invention, one or more bare chips with different sizes and lead-out points with different physical distribution are converted into the standard sizes and standardlead-out points for arrangement, so that the test cost is reduced.
Owner:XIAN MICROELECTRONICS TECH INST

Method for real-time generating flash-storage testing vector

A method for generating flash memory test vector in real time includes compiling erasing operation, reading operation and writing operation of flash memory separately to be erasing library function, reading library function and writing library function of flash memory in advance then calling these library functions to generate test vectors on real time in test.
Owner:SHANGHAI HUAHONG GRACE SEMICON MFG CORP

Intelligent power building block and distributed space power supply system based on intelligent power building block

The invention provides an intelligent power building block and a distributed space power supply system based on the intelligent power building block, and belongs to the field of power supply systems.The intelligent power building block comprises a standard power conversion circuit and a cut-off switch, one end of the standard power conversion circuit is electrically connected with a power supplydevice; the other end of the standard power conversion circuit is electrically connected with a power bus; the cut-off switch controls the connection and disconnection between the standard power conversion circuit and the power bus; the intelligent power building block further comprises a driving unit and an intelligent control unit. The input end of the driving unit is connected with the output end of the intelligent control unit; the output end of the driving unit is connected with the input end of the standard power conversion unit and the input end of the circuit breaker switch, the outputend of the standard power conversion unit is connected with the input end of the sampling unit, the output end of the sampling unit is connected with the input end of the intelligent control unit, and the intelligent control unit is further connected with the communication bus. According to the invention, fusion among a plurality of power generation units, an energy storage unit and a plurality of loads in the spacecraft is realized.
Owner:BEIJING INST OF SPACECRAFT SYST ENG +2

Application component generation method, server and terminal

The embodiment of the invention provides an application component generation method, which comprises the steps of packaging acquired original data into a component data packet conforming to a component specification based on the component specification defined by a preset component definition model; and sending the component data packet to a terminal, so that the terminal analyzes the component data packet to generate a target application component. According to the application component generation method provided by the embodiment of the invention, any application component is subjected to modeling definition according to the component specification defined by the preset component definition model, so that the service logic code and the UI component code are separated, the coupling degreeof the service and the UI is reduced, and the reuse degree of the service code is improved.
Owner:CHINA MOBILE GROUP ZHEJIANG +1

Electronic cigarette lighter for automobile

The invention discloses an electronic cigarette lighter for an automobile. The electronic cigarette lighter comprises a cigarette lighting head and a cigarette lighting and charging multiplex circuit. The cigarette lighting head is provided with a metal block. The cigarette lighting and charging multiplex circuit comprises an LC resonance circuit, a synchronous rectification Buck-Boost circuit, a USB interface, a first switching circuit, a second switching circuit, an output current sampling circuit, a limited current sampling circuit and a master control circuit. The master control circuit is used for selectively enabling one of the first switching circuit and the second switching circuit to be connected. When the first switching circuit is connected, an induction heating coil of the LC resonance circuit is made to generate an alternating magnetic field, so that vortex is generated in the metal block to heat the metal block. When the second switching circuit is connected, the charging mode of equipment to be charged can be recognized, and the synchronous rectification Buck-Boost circuit is controlled to output charging voltage and charging current corresponding to the recognized charging mode. According to the electronic cigarette lighter, the cigarette lighting and charging functions can be achieved at the same time, the multiplex degree of the circuit is high, and the manufacturing cost of the electronic cigarette lighter is low.
Owner:KEBODA TECH CO LTD

Realization method for sorting charging event route in business support system

The invention provides a realization method for sorting a charging event route in a business support system. The method comprises the following steps: packing all the events with macro definition by adopting concepts of event components and event elements; and competing works such as conversion, judgment, verification and the like, in processing specific communication business one event by one event. The method specifically comprises the following steps: 1. allocating rearrangement event information, allocating rearrangement rule extraction according to the requirement of the business; and adding a rearrangement field extraction module, a calling list distributing module, a common performance obtaining module and a local processing interface event module; 2. planning and building a document catalogue, preparing corresponding office data, and inducing memory data and a standard calling list sent by a data communication interface module; and 3. sequentially completing all event functions according to a preset event performance sequence, and providing a normalized business calling list for a subsequent charging module. The method adopts an intuitive allocation method to directly set the processing events in an allocation file; and a program sequentially performs the events according to an event sequence.
Owner:LINKAGE SYST INTEGRATION

Energy conversion device and vehicle

The invention provides an energy conversion device and a vehicle, the energy conversion device comprises a motor coil of a motor, a bridge arm converter, a bus capacitor connected in parallel with thebridge arm converter and a controller connected with the bridge arm converter, and when the energy conversion device is connected to an external power supply, according to the to-be-driven power of the motor and the to-be-charged power of the external battery, the controller controls the bridge arm converter to enable the electric energy of the external power supply to flow to the driving and charging circuit, and the current of the driving and charging circuit is adjusted to enable the external power supply to drive the motor to output the driving power while charging the battery; accordingto the application, the battery can be charged while the external power supply drives the motor to output the driving power only by controlling the bridge arm converter to adjust the current flowing to the driving and charging circuit from the external power supply, so that the problems of complex overall structure, low integration level, large size and high cost of a motor driving and charging system in the prior art are solved.
Owner:BYD CO LTD

Priority scheduling unit and model and implementation method

ActiveCN107634917AImplement priority schedulingOptimize allocationData switching networksTraffic capacityMultiplexing
The invention discloses a priority scheduling unit and model and an implementation method, and relates to the field of network traffic management. Different types of nodes are taken as scheduling units for constructing a scheduling model; a model is selected according to a service priority to perform priority scheduling; on the basis of two-level scheduling of a queue and a port, scheduling nodeson a middle layer are added; eight-priority scheduling is realized through combination multiplexing and the like; scheduling parameters of the nodes are configurable; and meanwhile the expandability is taken into consideration to realize scheduling functions of queues, middle layers and ports. Through adoption of the priority scheduling unit and model and the implementation method, configuration of priority weights is realized on different nodes respectively; CIR (Commit Information Rate) and EIR (Excess Information Rate) functions are realized; the service demands of difference scenes are met; and scheduling resource waste is avoided.
Owner:FENGHUO COMM SCI & TECH CO LTD

Vehicle and energy conversion device and power system thereof

The invention belongs to the technical field of electronics, and particularly relates to a vehicle and an energy conversion device and a power system thereof. According to the vehicle, the energy conversion device which comprises the motor coil and the bridge arm converter and integrates driving and charging functions is adopted, so that the energy conversion device can work in a driving mode anda direct-current charging mode, motor driving and battery charging of the vehicle can be realized by adopting the same system, the reuse degree of components is high. The system is high in integrationdegree and simple in structure, so that the system cost is reduced, the system size is reduced, and the problems that an existing motor driving and charging system is complex in overall structure, low in integration degree, large in size and high in cost are solved.
Owner:BYD CO LTD
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