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46results about How to "Reduce consumption of resources" patented technology
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Method realizing TCP connection reusing in instant communication
ActiveCN101309233AImprove operating experienceImprove usabilityData switching networksMultiplexingCommunications system
The invention relates to the computer instant communication technical field and proposes a method which realizes the instant communication TCP connection multiplexing, based on an instant communication system composed of an instant communication sender client, an instant communication receiver client and an instant communication server; the method includes the steps that the instant communication sender client loads a TCP connection pool manager and sends an application connection establishing request to the instant communication receiver client; the application connection includes the application label; the TCP connection corresponding to the application label is acquired from the TCP connection pool managed by the TCP connection pool manager; the data is transmitted to the instant communication receiver client according to the TCP connection corresponding to the application label. The method which realizes the instant communication TCP connection multiplexing not only reduces the extra time and resource consumption of the TCP connection caused by the repeated connection and disconnection, but also further improves the operation experience of the various communication modes of the users, the usability and the user experience of the instant communication software.
Owner:TENCENT TECH (SHENZHEN) CO LTD
Data migration method based on cloud platform
InactiveCN104750542APromote migrationReduce performanceSoftware simulation/interpretation/emulationResource consumptionVirtual machine
The invention provides a data migration method based on a cloud platform. The method includes the steps: (1) transmitting virtual machine migration requests to physical hosts within a communication range by a physical host to be migrated; (2) receiving the virtual machine migration requests and then calculating various usable resources by the physical hosts to obtain performance vectors; (3) acquiring adaptive vectors among the virtual machine demands and the physical host performance vectors, and transmitting the adaptive vectors D to the physical host to be migrated; (4) calculating the distance between every two physical hosts and selecting a target physical host the closest to an average value for migration average according to distance ranking results after receiving the adaptive vectors of the physical hosts by the physical host to be migrated. According to the data migration method based on the cloud platform, the migration process of virtual machines is further optimized, performance and resource consumption is reduced, and overall migration time is shortened.
Owner:成都睿峰科技有限公司
Self-adapting method and device for base band unit equipment RRU interface protocol based on FPGA
ActiveCN104053174AReduce complexityGuaranteed unityNetwork topologiesTransmissionTD-SCDMAProcessor register
The invention provides a self-adapting method and device for a base band unit equipment RRU interface protocol based on an FPGA. The FPGA comprises a type register. The method comprises the steps that an RRU loads the FPGA; the FPGA comprises one or more interface protocol types; the RRU has the access to a BBU by adopting any interface protocol type; the RRU detects the current interface protocol type of the BBU; the RRU records corresponding type marks in the cache type register according to the current interface protocol type; the RRU carries out configuration according to the interface protocol types corresponding to the type marks. The method and device are used for detecting and adjusting the interface protocol, guaranteeing uniformity of the protocol and an opposite-end equipment interface protocol, lowering complexity for achieving normal communication, shortening the transformation time that a TD-SCDMA base station is evolved to a TD-LTE base station, and guaranteeing the normal communication of equipment in common networking.
Owner:DATANG MOBILE COMM EQUIP CO LTD
Object adding method and device and electronic equipment
ActiveCN108014497AReduce workloadReduce consumption of resourcesVideo gamesMatch algorithmsMaintainability
The embodiment of the invention provides an object adding method and device and electronic equipment, and relates to the technical field of game making. The method comprises the steps of obtaining original attitude information and animation attitude information of an added object and original attitude information of a to-be-added object, adopting a matching algorithm to calculate animation attitude information of the to-be-added object according to the original attitude information and animation attitude information of the added object and the original attitude information of the to-be-added object, determining to-be-loaded skeleton information of the shape of the to-be-added object according to the animation attitude information of the to-be-added object, obtaining target skeleton information for reflecting the added position of the added object according to the animation attitude information of the added object, and loading the to-be-loaded skeleton information to the target skeletoninformation to add the to-be-added object to the added object. By means of the object adding method and device and the electronic equipment, the game fine art workload and the size of game animationresources can be reduced, and the maintainability of the resources is improved.
Owner:BEIJING PIXEL SOFTWARE TECH
Method for recovery and reuse of polyurethane material
The invention belongs to the technical field of industrial solid waste material recycling, and relates to a method for recovery and reuse of a polyurethane material. The method comprises the steps as follows: adding an alcoholysis agent, a catalyst and an alcoholysis assistant into the recycled polyurethane material, and heating for treating the polyurethane material. The method is capable of treating various types / sources of polyurethane materials, improving the processing efficiency, simplifying process, reducing energy consumption and preventing pollution, and facilitates the follow-up reuse of the recycled material.
Owner:湖南智信酯业新材料有限公司
Domain name updating method, system and main DNS (Domain Name System) server
InactiveCN106612339AReduce the number of requestsReduce consumption of resourcesTransmissionTraffic volumeComputer network
The invention discloses a domain name updating method, a system and a main DNS (Domain Name System) server. The method comprises steps: the main DNS server sends a domain name query request to an authoritative DNS server; the main DNS server receives a domain name query result sent by the authoritative DNS server, and a locally-saved domain name buffer record is updated according to the domain name query result; and the main DNS server synchronizes the updated domain name buffer record to each slave DNS server to enable each slave DNS server to update the locally-saved domain name buffer record. Through arranging the main DNS server and the slave DNS servers, the main DNS server is in charge of domain name updating, the updated domain name buffer record is synchronized to each slave DNS server, the request times from the DNS service node to the authoritative DNS node can be reduced, the resource consumption and extranet flow can be reduced, and the system updating efficiency is improved.
Owner:CHINA TELECOM CORP LTD
Method for reducing PAR of carrier signal
InactiveCN101483627ALower peak-to-average ratioAvoid signal distortion and imbalanceMulti-frequency code systemsTime delaysCarrier signal
The invention discloses a method of reducing the peak-to-mean ratio of multicarrier signals. The method comprises steps of generating hard despicking signals according to multicarrier combining signals and a despicking threshold; generating multicarrier noise peak signals according to time-delayed multicarrier combining signals and the hard despicking signals; estimating the baseband signal power of each carrier on the basis of multicarrier baseband signals, generating carrier power estimated value, compensating the delay caused by power estimation, and obtaining a carrier power estimation value for delay compensation; performing matched filtering to the multicarrier noise peak signals according to the carrier power estimation value for delay compensation to obtained filtered multicarrier noise peak signals; summing the filtered multicarrier noise peak signals and the multicarrier combining signals to obtain multicarrier despicking signals. By adopting the invention, the phenomenon that carriers with different powers can cause signal distortion and imbalance when using a same matched filter gain can be avoided.
Owner:ZTE CORP
Automatic test method
InactiveCN106326127AHigh reuse rateReduce workloadSoftware testing/debuggingAutomatic test equipmentSoftware development
The invention provides an automatic test method, relates to the technical field of automatic test, and comprises the following steps: (1) uploading packaged software by a developer; (2) writing test cases in a system by a tester according to the software; (3) automatically generating testing scripts and test tasks; (4) automatically executing a test, automatically generating bug for the test tasks not passing the test, and delivering to the developer; (5) modifying a code by the developer according to the delivered bug, and delivering to the tester after modifying; (6) modifying and improving the cases and the scripts by the tester, executing a second round test, and repeatedly executing. According to the automatic test method provided by the invention, through integrating the software code, the cases and the scripts, and automatically generating bug, working efficiency is greatly improved, and software development complexity and consumption cost are reduced.
Owner:LANGCHAO ELECTRONIC INFORMATION IND CO LTD
Window management method and terminal
InactiveCN101937317AGuaranteed image display effectAvoid time resourcesInput/output processes for data processingGraphicsVideo memory
The embodiment of the invention discloses a window management method and a terminal and relates to the technical field of a graphical user interface. The invention is designed to reduce calculation consumption of the terminal in the process of image display and optimize the image display method. The method of the embodiment of the invention comprises the following steps: delivering the image data of a first application program window to a local video memory for display by a direct memory access (DMA) way; building a second application program window; and displaying the image data of the first application program window and the image data of the second application program window via a window system. The embodiment of the invention also provides the terminal for realizing the method. The embodiment of the invention is applied to single or multiple window display.
Owner:BEIJING WATCH DATA SYST
IOS-based optional multi-audio-channel hardware mixing, acquisition and playing method
InactiveCN108235052ASolution volumeSolve the shortcomings of occupying trafficSelective content distributionElectricityComputer module
The invention discloses an IOS-based optional multi-audio-channel hardware mixing, acquisition and playing method, which comprises the following steps of establishing an audio acquisition and playingdevice interface, a codec asynchronous processing queue, an anchor microphone connection mixer, an anchor microphone connection encoder, a data network broadcasting module, a data asynchronous sendingqueue, an audio decoder and the like; a whole set of hardware processing mode is adopted and comprises audio hard transcoding, audio track hard mixing and original coding acquisition and processing of audios of input and output devices, the efficient execution of programs can be greatly improved through the hardware core processing, the sound quality loss of audio acquisition and playing is reduced, the system resource occupation is reduced, the standby time of a mobile phone is greatly prolonged, and the standby time of an IOS system can be effectively improved by about 40% after the test.
Owner:安徽小马创意科技股份有限公司
Acrylate adhesive, protective film tape employing same and preparation method of acrylate adhesive
ActiveCN103045129ASolve usabilitySolve the disadvantages of release paperNon-macromolecular adhesive additivesFilm/foil adhesivesTectorial membraneMetal catalyst
The invention discloses an acrylate adhesive, a protective film tape employing the acrylate adhesive, and a preparation method of the acrylate adhesive. The acrylate adhesive comprises the following components in parts by weight: 100 parts of acrylate adhesive, 1.0-5.0 parts of isocyanate hardener and 0.01-0.5 part of metal catalyst, wherein the acrylate adhesive is an acrylate polymer, which is a polymer formed by taking a monomer at least containing an acrylate group in a molecule as a main composition monomer; the weight-average molecular weight (a) of the acrylate polymer is 5,000-500,000; the protective film tape comprises a basic material and an adhesive layer coated on one surface of the basic material; and no release layers are formed on the two surfaces of the basic material. The adhesive is high in hardening speed; the tape prepared with the adhesive can be directly wound from the rear surface without being coated with a layer of release film or release paper; the rear surface of the tape does not need to be coated with a release coating, the release film or the release paper; the problem that the conventional protective film needs to use the release film or the release paper is effectively solved; and the adhesive is convenient to use, environment-friendly and simple in production process, lowers the production cost and the resource consumption of the protective film tape, and is convenient for industrial production.
Owner:NINGBO SOKEN CHEM
Intelligent management system for nursing bed
InactiveCN106137628ACustomer service responsivenessCustomer service \"only supervises but not protects\"Nursing bedsSynchronous controlMedicine
The invention relates to the technical field of medical instruments and computers, in particular to an intelligent management system for a nursing bed. The intelligent management system comprises the nursing bed, a control device and a remote monitoring device. The nursing bed is subjected to real-time video monitoring through the remote monitoring device, a corresponding control instruction is sent to the control device, the control device converts the control instruction into a nursing bed control signal, and therefore the nursing bed is controlled. The system can directly control the control device to achieve the effect of on-site and remote synchronous control. According to the technical scheme, the structure is simple, multi-mode gesture operation is adopted, the intelligent management system is simple and easy to use and can be operated by nurses without training, the advantage of the low manufacturing cost is achieved, and the manufacturing cost and resource consumption are greatly reduced.
Owner:JIANGSU HUIMING SCI & TECH
Bio-based asphalt mixture modifier, preparation method and application
ActiveCN104262752AAvoid easy segregation problemsAvoid quality problemsBuilding insulationsPolyolefinAntioxidant
The invention discloses a bio-based asphalt mixture modifier, a preparation method and an application. The method comprises steps as follows: heating a low-temperature-resistant agent to the temperature of 80-100 DEG C, and stirring a polyolefin material and the low-temperature-resistant agent at the constant speed for 1-2 min; sequentially adding antioxidants, novel bio-based filler and toner for blending, and stirring the mixture for 2-3 min at the stirring speed of 600-1000 r / min to form a mixture, wherein formula ranges of all the materials are as follows: 60-90% of the polyolefin, 10-30% of the novel bio-based filler, 0.1-0.6% of an antioxidant 01, 0.1-0.6% of an antioxidant 02, 0-10% of the low-temperature-resistant agent and 0.4-0.8% of the toner; adding the mixture into a twin-screw extruder through feeding equipment to be plasticized, sheared and molten into a uniform melt, pulling the melt into strips through a die, and shearing the strips into granules through a granulator. With the adoption of the method, needed machining processes when SBS modified asphalt is adopted are reduced, the quality problem of a pavement due to the fact that the SBS modified asphalt is separated easily is solved, and the cost is saved.
Owner:深圳市博富隆新材料科技有限公司
Information sending method and device, information receiving method and device, base station, terminal and communication system
PendingCN110536434AThe transmission was successfully completedAchieve optimal configurationPower managementSynchronisation arrangementInformation transmissionCommunications system
The embodiment of the invention provides an information sending method and device, an information receiving method and device, a base station, a terminal and a communication system. The base station sends uplink transmission configuration information to the terminal, the uplink transmission configuration information comprises configuration information of uplink channel resources and / or configuration information of a downlink control channel search space, and information carried by a downlink control channel in the downlink control channel search space comprises downlink control information DCI. Therefore, the terminal can detect the DCI sent by the base station and realize downlink transmission with the base station. Therefore, the configuration information is indicated through uplink transmission; whether the terminal is in an RRC connection state or an RRC space state is determined. Therefore, information transmission can be smoothly and naturally realized, when the terminal is in anRRC space state, data transmission can be completed without state switching, power consumption and resource consumption caused by state switching of the terminal are reduced, optimal configuration ofterminal resources is facilitated, and user experience of a terminal side is enhanced.
Owner:ZTE CORP
Frame synchronization device and method for T-DMB system receiver
ActiveCN101242539AReduce overheadAvoid interferencePulse modulation television signal transmissionSynchronising arrangementTime domainDecision control
The present invention provides a frame synchronizer of T-DMB system receiver and its method, the device includes adder 1, selftimer 1, adder 2, selftimer 2. adder 3, a comparator, a sign counter and a decision control state machine, wherein the adders 1, 2, the selftimers 1, 2 are used for receiving input signal and the sending in the adder 3 after dot difference; the adder 3 sends the processing result to the comparator and then sends to the sign counter, the sign counter sends the enumerated data to the decision control state machine and receives the feedback of the decision control state machine. The frame synchronizer processes counting by receiving the signl of the signal width and the difference of threshold, and judging null interval, the method is quick and high effect, only using some control state machines and simple adding unit can realize because of having no filter, the method reduces the spending of the hardware, effectively overcomes time pulse.
Owner:MAXSCEND MICROELECTRONICS CO LTD
Priority queue scheduling method and device
InactiveCN107454014AReduce consumption of resourcesReduce design difficultyData switching networksQuality of serviceResource consumption
The invention discloses a priority queue scheduling method and device and relates to the technical field of data communication. The method comprises the steps of when enqueue messages are written into a cache queue, determining a discarding waterline of a current enqueue message according to a plurality of pre-stored message discarding waterlines; and scheduling the enqueue messages according to a current cache state of the cache queue and the discarding waterline of the current enqueue message. According to the method and the device, the resource consumption and design difficulty of a QOS (Quality of Service) function are reduced, and the relatively high economic benefit and performance promotion are provided for a user.
Owner:ZTE CORP
Multi-source heterogeneous vulnerability information duplicate removal and grading methods and apparatuses
InactiveCN107704763ADeduplication implementationReduce computational complexityPlatform integrity maintainancePattern recognitionRisk level
Embodiments of the invention disclose multi-source heterogeneous vulnerability information duplicate removal and grading methods and apparatuses. In the vulnerability information duplicate removal process, firstly weight values of extracted feature words in whole vulnerability information contents are calculated; secondly according to calculated weight value results, the feature words with the weight values sorted in front are selected as effective feature words of vulnerability information; and finally the vulnerability information which the effective feature words can be matched with is classified and grouped to realize vulnerability information duplicate removal. According to the duplicate removal method provided by the invention, vector space dimension calculation is not required, so that the calculation complexity can be lowered; and moreover, the feature words with the weight values sorted in front are screened out to serve as the effective feature words, and a few interference feature words are removed, so that the accuracy of a correlation judgment result can be improved. Likewise, in the information grading process, firstly the feature words of the vulnerability information are extracted; secondly the extracted feature words are subjected to expression analysis of emotional semantics; and through the analysis, the risk levels of the vulnerability information can be obtained.
Owner:CHINA MOBILE GRP GUANGDONG CO LTD +1
Address jump output device and method
InactiveCN102708916AReduce consumption of resourcesReduce error rateDigital storageMultiplexerResource consumption
The invention discloses an address jump output device. The device comprises a cycle counter module, a multiplexer module, a control module and an address output module; wherein the cycle counter module outputs a count value to the multiplexer module; the control module outputs a control command to the multiplexer module so as to control the operation of the count value, and finally, the operation result of the multiplexer module is output to the address output module. With the adoption of the technical scheme, the design cost can be effectively reduced, and the resource consumption and error probability of the jump circuit are reduced.
Owner:TECHTOTOP MICROELECTRONICS
Signal frame receiving method for aviation telemetering channel
InactiveCN106572037AImprove synchronicityThe selection position parameter is adjustableChannel estimationTransmitter/receiver shaping networksAviationData segment
The invention discloses a signal frame receiving method for an aviation telemetering channel. The method comprises: with a training sequence I, a training sequence II, a training sequence III in a frame header, system initial synchronization during channel access is carried out; accessed system working information is determined by using system information in the frame header; wave carrying, regular tracking and compensation, channel estimation, and frequency domain equalization are carried out by using training sequences IV, business information, and training sequences V of all data segments of a frame body part; and demodulation and decoding are carried out on business information of all data segments of the frame body part. Therefore, a problem of realization of reliable transmission of telemetering information under high-dynamic multi-path fading channel can be solved.
Owner:CHINESE AERONAUTICAL RADIO ELECTRONICS RES INST
Regional task detection method and device
InactiveCN110519121AReduce in quantityReduce consumption of resourcesData switching networksResource consumptionOperating system
The invention discloses a regional task detection method and device. The method comprises the steps of obtaining detection task information, wherein the detection task information comprises a target address and a service range to which the target address belongs; and according to the service range to which the target address belongs and the performance of each detector in the service range to which the target address belongs, determining the detector for executing the detection task, and sending the target address to the detector for executing the detection task, so that the detector for executing the detection task performs detection according to the target address. As the detector for executing the detection task can be selected according to the service range of the destination address and the performance of each detector, the number of detectors for executing the detection task can be reduced, redundant detection can be reduced, and the resource consumption and the transmission flowcost of each detector are reduced.
Owner:CHINANETCENT TECH
distribution network FTU fixed-point file management method and device
ActiveCN109521954AReduce occupancyReduce complexityInput/output to record carriersOperational transformationResource consumption
The invention relates to a distribution network FTU fixed-point file management method and device, belonging to the technical field of electric power engineering. The method comprises the following steps: a data area and a temporary file area in the memory are established, and fixed-point data into the data area is stored; When the fixed-point data needs to be uploaded, the fixed-point data is searched in the data area and the found fixed-point data is converted into format and stored in the fixed-point file in the temporary file area, and the fixed-point file is uploaded through the temporaryfile area. By storing only the required dynamic data, the disk space occupancy is effectively reduced; And the xml model operation, which consumes a lot of memory resources, is transformed into the operation of memory directly, and the storage and management of fixed-point data is realized with a little memory overhead, which reduces the complexity of file management and resource consumption under the premise of guaranteeing high performance, and effectively reduces the product cost.
Owner:XUJI GRP +2
Wireless transmission method and system for high-definition video image
InactiveCN106358046AReduce latencyLower requirementDigital video signal modificationMultiple carrier systemsWireless transmissionResource consumption
The invention belongs to the technical field of communication and especially relates to a wireless transmission method and system for a high-definition video image. The method comprises the following steps: performing DCT conversion on the high-definition video image; simply compressing a DCT coefficient, thereby reducing a mapping bit number; performing unequal protecting constellation labeling on the DCT coefficient after compression; framing, thereby forming OFDM symbols and sending each OFDM symbol. No encoder is required for compressing code, so that the data link delay can be greatly reduced; the power consumption is low; the requirement on hardware equipment is lower; the cost and the resource consumption are reduced; the phenomena of frame stagnation and blank screen can be avoided when the signal is weak; low-quality image can be replaced; the important information can be powerfully protected according to the unequal protecting constellation labeling method; the method is beneficial to the wide popularization of the wireless communication application of the high-definition video image.
Owner:深圳市迪威码半导体有限公司
IPTV-based collaborative recommendation method and device, computer equipment and storage medium
ActiveCN111026912AReduce computing pressureReduce consumption of resourcesDigital data information retrievalEnergy efficient computingEngineeringComputers technology
The invention relates to the technical field of computer technologies, in particular to an IPTV-based collaborative recommendation method and device, computer equipment and a storage medium. The IPTV-based collaborative recommendation method comprises the steps of obtaining user basic portrait information and a user identifier corresponding to the user basic portrait information through a front-end device; enabling the front-end device to acquire a corresponding basic video recommendation set from a video cloud according to the basic portrait information of the user; enabling the front-end device to acquire user behavior data, acquire video updating data from the video cloud according to the user behavior data, and update the video updating data to the basic video recommendation set; and if the front-end device obtains the video watching request triggered by the user identifier, calculating user interest data according to the user behavior data and the user basic portrait information,and obtaining a video recommendation result from a basic video recommendation set according to the user interest data. The method has the effects of reducing the calculation pressure of the backgroundserver and improving the efficiency of recommending the video to the user.
Owner:广州市易杰数码科技有限公司
SIFT (Scale Invariant Feature Transform) feature point gradient generation method based on calculation manner optimization
ActiveCN108734180AReduce consumption of resourcesReduce computing timeCharacter and pattern recognitionRatio valueGradient direction
The invention discloses an SIFT (Scale Invariant Feature Transform) feature point gradient generation method based on calculation manner optimization. The method comprises the steps of: dividing feature point neighborhood gradient directions according to a circle and angle subdivision; calculating gradient values of Lx and Ly of x and y directions; calculating the gradient values of Lx and Ly anda gradient ratio values needed for direction judgment; and calculating a gradient quadrant, judging a gradient direction, and assigning values to the gradient direction and gradient intensity. According to the SIFT feature point gradient generation method based on calculation manner optimization provided by the invention, a shape of SIFT feature point neighborhood division in the image is changed,thus an original square neighborhood is replaced by a circular field, thus a calculation manner of gradient generation is changed, ingenious fixed-point operations are used to avoid complex floating-point operations, higher-precision approximation results are calculated and derived, thus resource consumption and calculation time consumption of hardware realization are greatly reduced, and at thesame time, rotation invariance of an image matching system is greatly improved when an image rotation angle is small. The method has broad application prospects.
Owner:SOUTHEAST UNIV
Approach and system for implementing message tracking
ActiveCN104243191ARealize instant analysisGood for backtrackingData switching networksNetwork managementSerial code
The embodiment of the invention relates to the technical field of communication and discloses an approach and system for implementing message tracking. The approach includes the first step that a subsystem which a first track point belongs to obtains to-be-tracked messages from a subsystem which a second track point belongs to and serial number information of the second track point; the second step that the to-be-tracked messages and serial number information of the first track point are sent to a subsystem which a third track point belongs to; the third step that the serial number information of the second track point is added to the to-be-tracked messages and is cached; the fourth step that a response message fed back by a subsystem which a track stop point of a track chain belongs to is received; the fifth step that whether the cached to-be-tracked messages need persistence is judged, and if yes, the cached to-be-tracked messages are uploaded to a network management subsystem; the sixth step that the network management subsystem analyzes at least two uploaded and cached messages and obtains a track trace of the to-be-tracked messages. Through the adoption of the approach, the cached track messages of the network management subsystem can be reduced, consumption of system resources can be reduced, and fault location speed can be improved.
Owner:海宁市黄湾镇资产经营有限公司
Manufacture method and equipment for automobile spring seat
ActiveCN103157715AReduce manufacturing costReduce consumption of resourcesShaping toolsSheet steelMechanical engineering
The invention discloses a manufacture method and equipment for an automobile spring seat. The method is applied to the manufacture equipment which comprises a male die combination and a female die combination. The male die combination comprises a male die and a male die core installed inside the male die. The female die combination comprises a female die and a female die core installed inside the female die. The male die core and the female die core are provided with outer walls or inner walls matched with a turning-up structure of the automobile spring seat. The method includes the steps of heating blank steel plates at preset heating temperature, arranging the blank steel plates on the mould splitting face of the female die, and stamping the male die combination into the female die combination so that the blank steel plate can form a main body structure of the automobile spring seat in a gap between the male die and the female die, and form the turning-up structure of the automobile spring seat in a gap between the male die core and the female die core. According to the technical scheme, the main body structure and the turning-up structure of the automobile spring seat can be simultaneously formed by utilizing one mould, and therefore production cost and energy consumption can be lowered.
Owner:ADVANCED MFG TECH CENT CHINA ACAD OF MASCH SCI & TECH
Neural network model training method and device and secure computing platform
PendingCN114662686AGuaranteed privacyGuaranteed training speedDigital data protectionNeural architecturesPlaintextCiphertext
The embodiment of the invention provides a neural network model training method and device and a device for neural network model training. The method comprises the following steps: acquiring training data from a participant, wherein the training data is a ciphertext; initializing a neural network model by executing the training script, wherein a network layer of the neural network model comprises a plaintext layer and a ciphertext layer; and carrying out iterative training on the neural network model based on the held training data, in each round of iterative training, carrying out security calculation on the training data of the round layer by layer through each network layer of the neural network model, and when an iteration termination condition is not met, according to a model output result, adjusting parameters of each network layer layer by layer through back propagation, so as to obtain the security of the neural network model. When an iteration termination condition is reached, obtaining a trained neural network model; calculation of the plaintext layer is carried out based on plaintext, and calculation of the ciphertext layer is carried out based on ciphertext. According to the embodiment of the invention, on the basis of ensuring data privacy security, communication overhead and resource consumption caused by ciphertext calculation are reduced.
Owner:HUAKONG TSINGJIAO INFORMATION SCI BEIJING LTD
Train monitoring system
InactiveCN113085953AReduce occupancyReduce resource consumptionSignalling indicators on vehicleInformation processingIn vehicle
The invention discloses a train monitoring system. The train monitoring system comprises at least one intelligent master control device arranged on a train; information acquisition and conversion devices which are respectively arranged in each compartment of the train, and first-class vehicle-mounted devices which are connected with the information acquisition and conversion device. The information acquisition and conversion device is in communication connection with the intelligent master control device through a train local area network, and data transmission and protocol conversion between the plurality of first-class vehicle-mounted devices connected with the information acquisition and conversion device and the intelligent master control device are realized, so that independent networking for different types of vehicle-mounted systems can be avoided, and therefore, the complexity of train monitoring is reduced; and moreover, a sub-control device and a plurality of information processing devices for connecting different vehicle-mounted equipment do not need to be arranged in each compartment, so that the resource consumption and the train space occupation are also reduced.
Owner:ZHUZHOU CSR TIMES ELECTRIC CO LTD
Compound power-generating shoe
InactiveCN101721007BImprove efficiencyEasy and Eco-Friendly HarvestingDynamo-electric machinesFootwearEngineeringStructural engineering
Owner:刘新广
Point-to-point network scheduling method and system
ActiveCN112769958AImprove data transfer efficiencyReduce the amount of calculationTransmissionParallel computingData transmission
The embodiment of the invention provides a point-to-point network scheduling method, and the method comprises the steps: obtaining a fragment file list comprising a plurality of fragment files, each fragment file comprising one or more fragments, and each fragment corresponding to a fragment number; downloading fragments lacked in the target fragment file from the other clients according to the downloading progress of each client for each fragment of the target fragment; and when the player requests the target fragment file, stopping downloading the fragments lacked in the target fragment file from the other clients, and downloading the fragments lacked in the target fragment file from the CDN server. According to the embodiment of the invention, the calculation amount and resource consumption of the Tracker server can be reduced, and the data transmission efficiency of the P2P network is improved.
Owner:SHANGHAI BILIBILI TECH CO LTD
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