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30results about How to "Solve the transmission bottleneck" patented technology
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Digital globe antetype system
InactiveCN101110079AAchieve forecastSolve the transmission bottleneckImage data processing detailsSpecial data processing applicationsService systemDigital Earth
The invention relates to the technical field of digital earth, in particular to a digital earth prototype system comprising a data receiving and fast processing sub-system, a metadata service sub-system, a model base sub-system, a space information database sub-system, a mesh calculation sub-system, a map application service sub-system and a virtual reality sub-system. With the adoption of the invention, it is able to construct a data resource sharing platform, a knowledge sharing platform, a computation resource sharing platform and a coordinated operation platform of the digital earth prototype system. Besides, with the establishment of the prototype system, the invention resolves relevant key technologies for the construction of a technology service platform for the application of space data and forms a service system for the application of space information in earth technology.
Owner:REMOTE SENSING APPLIED INST CHINESE ACAD OF SCI
GPU-based video SAR echo simulation parallel implementation method
ActiveCN107229051AAchieve parallelismReduce overheadRadio wave reradiation/reflectionVideo memoryRadar systems
The invention belongs to the field of radar signal processing and discloses a GPU-based video SAR echo simulation parallel implementation method. The method comprises the following steps: copying radar system parameter values from a memory of a CPU to a constant memory of a GPU; transmitting original scene image data in the memory of the CPU to a video memory of the GPU; setting a kernel function and parallelly calculating space coordinates and backscattering coefficients of each point target; setting a kernel function and parallelly calculating space coordinates of a radar platform and instantaneous squint angle between the radar platform and each point target in each azimuth sampling moment; setting a kernel function and carrying out segmentation on all point targets and obtaining echo signals of the point targets in all segmented data; setting a kernel function and obtaining an initial echo signal of the radar at all azimuth moments; and setting a kernel function and obtaining a final echo signal obtained after linear frequency modulation processing as a video SAR echo signal. The method has the advantages of high real-time performance and high efficiency.
Owner:XIDIAN UNIV +1
Application and preparation method of copper-aluminum transitional composite connecting bar and multistage composite connecting bar
ActiveCN102760516AImprove adaptabilityWide adaptabilityLine/current collector detailsSingle bars/rods/wires/strips conductorsElectric power transmissionEngineering
The invention relates to an application and a preparation method of a copper-aluminum transitional composite connecting bar and a longitudinal multistage connecting bar which belong to connecting materials in the field of power transmission. according to the invention, an ultra-thin copper substrate and an ultra-thin aluminum substrate are compounded through a detonating cord in an explosive welding way to form the connecting bar with the thickness less than 1mm, so that the connecting bar has good flexibility and good connecting performance, is easy to secondary shaping and cutting, has transitional conductive capability and is applicable to the embedded coil knuckle transitional connection in a curly state, transitional connection in a spiral winding mode, transitional connection of the substrate in a plane state, ectopic connection of a high-current line board and the like. The connecting bar can effectively solve the structural problems of a conventional longitudinal copper-aluminum transitional device, improves the wiring reliability, reduces the transmission resistance and heating loss and prolongs the service life of electric power facilities.
Owner:PETROCHINA CO LTD +1
Graded control computer system based on optical packet switch and optical multicast
InactiveCN101039528AReal-timeAchieve sharingMultiplex system selection arrangementsWavelength-division multiplex systemsComputer architectureComputerized system
The present invention discloses a grading control computer system based on the optical packet switch and optical multicast, including at least two groups of CPUs (A), and optical interconnection switching devices linked between the CPUs (A). The optical interconnection switching devices include at least a first level node (1) and a second level node (2). The current HPCS usaully takes use of the centralized control mode: each port has to send the request signals to a central dispatcher after it generates a business, and if the distance is longer, it may introduce a trip delay having a larger request and answer signal. The present invention adopts a grading controlled management style, in which the node is only needed sent requests to the local control unit, thus it can greatly reduce such delay, and at the same time, can reduce the storage and computing pressure of each level control unit.
Owner:SOUTHEAST UNIV
Gene sequencing data compression and transmission method
InactiveCN106971090ASave storage spaceImprove data transfer efficiencyHybridisationSpecial data processing applicationsData compressionData capacity
The invention discloses a gene sequencing data compression and transmission method. The method comprises the following steps of A, establishing a standard DNA sequence database; B, deploying the standard DNA sequence database to a data processing device; C, preprocessing DNA sequencing data: comparing the DNA sequencing data with the standard DNA database one by one, generating a corresponding relationship, replacing an original text of the DNA sequencing data with numbers of the standard DNA database, and separately storing a part, different from the standard DNA database, of the DNA sequencing data; D, performing compression; and E, performing storage or transmission. The standard DNA sequence database is stored in the data processing device, so that a large amount of information contained in the DNA sequencing data can be represented by the numbers of the standard DNA database, and the data capacity after the step of preprocessing the DNA sequencing data is greatly reduced; through further compression, the capacity is smaller, so that the storage space of the DNA sequencing data is smaller, and the data transmission efficiency is higher; and the data in the method is matched with output data of a second-generation sequencing technology and even a third-generation sequencing technology.
Owner:首度生物科技(苏州)有限公司 +1
Message transfer method and system and computer device
ActiveCN108833443AImprove transmission efficiencyReduce development difficultyTransmissionSafe handlingSecurity validation
The invention relates to the technical field of a computer and especially relates to a message transfer method and system and a computer device. The method comprises the following steps: after a program starts, a message system loads a safety configuration table, and obtains configuration information from the safety configuration table when the configuration data is need of safety processing; themessage system receives a message obtained after safety processing and sent by a message producer having a certificate; and the message system carries out encryption on the message according to the configuration information to allow a message consumer having a certificate to receive the encrypted message. The method and system adopt the message system as a medium for message transmission and support distributed deployment, so that message transmission efficiency is greatly improved; and safety processing and security verification modes, message formats and verification methods can be configured flexibly, so that development difficulty and maintenance cost of the system after new needs are added are reduced.
Owner:GREAT WALL COMP SOFTWARE & SYST CO LTD
Wireless network system
InactiveCN102546014ASolve the transmission bottleneckSolve bottlenecksNetwork topologiesFree-space transmissionWireless transmissionCarrier signal
The invention discloses a wireless network system which comprises an up link and a down link which have the same set; wherein the down link comprises a signal source, an OFDM (Orthogonal Frequency Division Multiplexing) modulation module, an emitting module, a receiving module, an OFDM (Orthogonal Frequency Division Multiplexing) demodulation module and an information sink; the signal source, the OFDM modulation module and the emitting module are sequentially connected together; and the receiving module, the OFDM demodulation module and the information sink are sequentially connected together. A wireless information channel is arranged between the emitting module and the receiving module; and the wireless information channel is a communication channel which takes LED (Light Emitting Diode) illumination light waves as carrier wave signals. The wireless network system is a wireless transmission network based on the LED illumination light waves; and the receiving module or the emitting module can be made of a light emitting diode. Meanwhile, one part of the system is used as the receiving module while the other part of the system is used as the emitting module by using the same light emitting diode with reverse polarization so as to realize receiving and transmitting the information of the emitting module and the receiving module, contained in the same body. The invention has the beneficial effects of lower cost, high speed, safety and stability.
Owner:郭丰亮
GPU-based large-scale terrain real-time drawing method
PendingCN110852952AUnified size and formatEasy to manageImage enhancementImage analysisImage resolutionCartography
The invention belongs to the technical field of computer graphics, and discloses a GPU-based large-scale terrain real-time drawing method, which comprises the following steps: selecting a Geometric Clipmap algorithm in an LOD technology as a terrain drawing basis, and processing the texture of an earth image: obtaining texture images with different resolutions on an earth region; capturing and reserving screenshots of the texture images one by one according to the texture information of the small areas; splicing the texture information of the small areas into a texture map; dividing the texture map into different levels of small images which are consistent in size, wherein the small images comprise a high-precision image and a low-precision image corresponding to the high-precision image;resetting the precision to obtain a low-precision image, and correspondingly processing the high-precision image and the low-precision image to obtain all required terrain texture data; and loading the terrain texture data to a GPU. According to the scheme, a whole set of terrain texture obtaining and processing flow is provided, finally generated texture images are uniform in size and format, andprogram management, loading and use are facilitated.
Owner:SICHUAN UNIV
Zynq-based high-definition high-frame image acquisition and processing system
InactiveCN110049294ASolve the transmission bottleneckFlexible enoughTelevision system detailsColor television detailsOperational systemDual core
The invention discloses a Zynq-based high-definition high-frame image acquisition and processing system. The system comprises a CMOS image acquisition module, an FPGA module, an ARM processor module and a computer display terminal. The CMOS image acquisition module serves as an image acquisition front end of the whole system, adopts a CMV2000 image sensor and is responsible for converting image information into digital signals and transmitting the digital signals into an FPGA for further processing, and the core essence of Zynq processing platform chip hardware is that dual-core ARM Cortex-A9processor system is used as a main system, a 28nm integrated circuit process is tightly combined; the Zynq processing platform chip hardware has a powerful configuration function and expandability, not only can start an operating system independent of programmable logic when the dual-core ARM processor is started, but also can configure the programmable logic according to needs, and an AXI high-speed interconnection channel based on an AMBA protocol inside solves the transmission bottleneck problem between data and storage; and a mature gigabit Ethernet solution can be applied by using the Zynq platform, and the programmable logic also provides enough flexibility for developers.
Owner:郑晓宇
Digital globe antetype system
InactiveCN100547594CAchieve forecastSolve the transmission bottleneckImage data processing detailsSpecial data processing applicationsDigital EarthKnowledge sharing
The invention relates to the technical field of digital earth, in particular to a digital earth prototype system comprising a data receiving and fast processing sub-system, a metadata service sub-system, a model base sub-system, a space information database sub-system, a mesh calculation sub-system, a map application service sub-system and a virtual reality sub-system. With the adoption of the invention, it is able to construct a data resource sharing platform, a knowledge sharing platform, a computation resource sharing platform and a coordinated operation platform of the digital earth prototype system. Besides, with the establishment of the prototype system, the invention resolves relevant key technologies for the construction of a technology service platform for the application of space data and forms a service system for the application of space information in earth technology.
Owner:REMOTE SENSING APPLIED INST CHINESE ACAD OF SCI
Application and preparation method of copper-aluminum transitional composite connecting bar and multistage composite connecting bar
ActiveCN102760516BImprove adaptabilityWide adaptabilityLine/current collector detailsSingle bars/rods/wires/strips conductorsElectric power transmissionElectrical resistance and conductance
The invention relates to an application and a preparation method of a copper-aluminum transitional composite connecting bar and a longitudinal multistage connecting bar which belong to connecting materials in the field of power transmission. according to the invention, an ultra-thin copper substrate and an ultra-thin aluminum substrate are compounded through a detonating cord in an explosive welding way to form the connecting bar with the thickness less than 1mm, so that the connecting bar has good flexibility and good connecting performance, is easy to secondary shaping and cutting, has transitional conductive capability and is applicable to the embedded coil knuckle transitional connection in a curly state, transitional connection in a spiral winding mode, transitional connection of the substrate in a plane state, ectopic connection of a high-current line board and the like. The connecting bar can effectively solve the structural problems of a conventional longitudinal copper-aluminum transitional device, improves the wiring reliability, reduces the transmission resistance and heating loss and prolongs the service life of electric power facilities.
Owner:PETROCHINA CO LTD +1
Butterfly network coding method based on bidirectional mixed quantum information exchange
ActiveCN112953648ASolve the transmission bottleneckImprove throughputPhotonic quantum communicationForward error control useInformation transmissionEngineering
The invention discloses a butterfly network coding method based on bidirectional mixed quantum information exchange, and the method comprises the following steps: constructing a butterfly network model, crossing and sharing a five-bit Brown channel by a source node, a destination node and a control party, and carrying out particle distribution; enabling a target node to introduce auxiliary particles, executing CNOT operation, enabling two pairs of dialogue parties to select proper measurement bases to measure the particles, enabling the dialogue parties to send measurement results to the other party, and if a control party agrees with information exchange between the dialogue parties, enabling the control party to execute single particle measurement and send the measurement results to the dialogue parties; enabling the dialogue party to send a measurement result to a corresponding intermediate node; enabling the intermediate node to send the information codes to the four dialogue parties; decoding by each dialogue party, and recovering a target state by executing proper unitary operation. The information transmission rate is greatly improved by adopting the butterfly network, the source node and the destination node have the same status, the application range of the quantum channel is expanded, and the operation difficulty coefficient is reduced.
Owner:SUZHOU UNIV
FPGA-based high-speed demodulation apparatus and method of weak fiber grating
ActiveCN107941255ASolve data storageSolve the transmission bottleneckConverting sensor output opticallyLight spectrumDemodulation
The invention discloses an FPGA-based high-speed demodulation apparatus and method of a weak fiber grating. An FPGA is used for carrying out parallel processing on multi-channel data and carrying outparallel pipeline processing on each channel. The demodulation apparatus is composed of an ADC device and an FPGA device. Each channel of the FPGA device consists of an ADC sampling module, a data accumulation module, a grating positioning module, a spectrum splicing module, and a wavelength demodulation and sending module. The ADC sampling module is used for receiving data of the ADC device, carrying out triggering and collection of n data along a rising edge of a pulse, wherein each cycle has m pulses and each channel collects m*n data within one cycle. The data accumulation module is used for accumulating the collected data according to columns. The grating positioning module is used for carrying out peak searching on the accumulation and sequence. The spectrum splicing module is used for extracting respective spectrums from each grating space position based on grating spatial position information. The wavelength demodulation and sending module is used for carrying out peak searching on grating spectrums to obtain wavelengths of all gratings and sending out demodulation results.
Owner:WUHAN WUTOS
Bidirectional optical amplifier applied to extra-long-distance high-precision time transmission
InactiveCN108169857ASolve the transmission bottleneckHigh gainCoupling light guidesBeam splitterOptoelectronics
The invention discloses a bidirectional optical amplifier applied to an extra-long-distance high-precision time transmission system. The bidirectional optical amplifier comprises a first polarizer, asecond polarizer, a first unidirectional Faraday rotator, a second unidirectional Faraday rotator, a birefringence beam splitter and a unidirectional optical amplifier. The first polarizer, the firstunidirectional Faraday rotator, the port 1 and the port 2 of the birefringence beam splitter, the unidirectional optical amplifier, the port 3 and the port 4 of the birefringence beam splitter, the second unidirectional Faraday rotator and the second polarizer form a first amplification optical path. The second polarizer, the second unidirectional Faraday rotator, the port 4 and the port 2 of thebirefringence beam splitter, the unidirectional optical amplifier, the port 3 and the port 1 of the birefringence beam splitter, the first unidirectional Faraday rotator and the first polarizer form asecond amplification optical path.
Owner:INST OF SEMICONDUCTORS - CHINESE ACAD OF SCI
Method for processing external service request in storage local area network
InactiveCN101471949ASolve bottlenecksSolve the transmission bottleneckTransmissionOperating instructionStorage area network
The invention discloses a method for processing an external service request in a storage local area network. The service request is responded in the storage local area network with a plurality of controllers. The method comprises the following steps: a first controller in the storage local area network receives the request packet of an external network; when the first controller judges that the request packet is required to be transmitted to a second controller for really providing service in an internal network, the request packet is transmitted to the second controller; the second controller receives the request packet, and resolves and records the source address of the request packet; the second controller executes an operating instruction corresponding to the request packet and generates a respond packet after executing the operating instruction; and the second controller directly transmits the respond packet to the original request initiating terminal through taking the source address as the destination address of the respond packet.
Owner:INVENTEC CORP
Backhaul link information transmission method and system, agent device, and access device
ActiveCN108184249ASolve the transmission bottleneckReduce bearing pressureNetwork traffic/resource managementNetwork topologiesInformation transmissionAir interface
Owner:HUAWEI TECH CO LTD
Micro-system architecture based on non-shared storage multi-core processor
PendingCN113672549AAchieve sharingGuaranteed reliabilityDigital computer detailsBootstrappingComputer architectureHigh bandwidth
The invention discloses a micro-system architecture based on a non-shared storage multi-core processor. A programmable logic circuit is added in a system, an independent storage interface of each processor core of the multi-core processor expands an RAM (Random Access Memory) type data memory and then is respectively connected to the programmable logic circuit, and an ROM (Read Only Memory) type program memory realizes sharing through the programmable logic circuit; therefore, the system is simplified, the internuclear high-speed and high-bandwidth large-data-volume transmission bottleneck is solved, and the system processing capacity is improved.
Owner:BEIJING MXTRONICS CORP +1
Flexible rocket projectile guidance cabin physical quantity testing system
ActiveCN112747790AImprove test accuracyImprove general performanceAmmunition testingMeasurement devicesControl engineeringEconomic benefits
The invention relates to a flexible rocket projectile guidance cabin physical quantity testing system, and belongs to the field of automatic testing. Through cooperative control of software and a mechanical structure, a front supporting mechanism can be automatically replaced according to the model of a tested product. Through cooperation of the mechanical structure and software control, the system can realize automatic selection of the front supporting mechanism according to the model of a tested product. A rotation alignment mechanism is controlled by a limiting sensor, and the mechanical structure design of the front supporting mechanism, a rear supporting mechanism and a limiting mechanism is combined, so that the product axis and a supporting table top are always kept horizontal in the testing process, and the testing precision is ensured. The system can realize simultaneous automatic testing of three physical quantities of mass center, weight and height of a plurality of rocket projectile guidance cabin products. According to the invention, the product carrying is reduced, the test time is shortened, and higher economic benefits are generated.
Owner:NORTH NAVIGATION CONTROL TECH
Video monitoring image processing unit
InactiveCN105407335AReal-time preprocessingSolve the transmission bottleneckImage memory managementClosed circuit television systemsImage sensorData processing
The invention relates to a video monitoring image processing unit in the field of security monitoring. The video monitoring image processing unit is characterized by being formed through connection of an image preprocessing module and an FIFO buffer module; the input end of the image preprocessing module is communicated with video image data and synchronizing signals; and the output end of the FIFO buffer module outputs the processed video image data and DSP data reading request signals. The video monitoring image processing unit provided by the invention achieves a function of real-time preprocessing of video image data from a high-resolution image sensor, solves the video acquisition port transmission bottleneck problem existing in video image data processing by a DSP, has the characteristics of being simple and convenient to achieve, strong in compatibility, high in stability, and convenient to modify and upgrade, and can be widely applied to video monitoring systems adopting large-pixel image sensors.
Owner:天津市津电能源科技发展有限公司
Graded control computer system based on optical packet switch and optical multicast
InactiveCN100584105CAchieve sharingReduce computing pressureMultiplex system selection arrangementsWavelength-division multiplex systemsComputer architectureComputerized system
The present invention discloses a grading control computer system based on the optical packet switch and optical multicast, including at least two groups of CPUs (A), and optical interconnection switching devices linked between the CPUs (A). The optical interconnection switching devices include at least a first level node (1) and a second level node (2). The current HPCS usaully takes use of the centralized control mode: each port has to send the request signals to a central dispatcher after it generates a business, and if the distance is longer, it may introduce a trip delay having a larger request and answer signal. The present invention adopts a grading controlled management style, in which the node is only needed sent requests to the local control unit, thus it can greatly reduce such delay, and at the same time, can reduce the storage and computing pressure of each level control unit.
Owner:SOUTHEAST UNIV
High-efficiency data center networking method and system in transmission demands
ActiveCN108259290ASimple structureSolve the transmission bottleneckStar/tree networksData centerStructure of Management Information
The invention belongs to the field of computer technology, and discloses a high-efficiency data center networking method and system in transmission demands. The method comprises the following steps: collecting the transmission demands of computer nodes in a data center, and organizing into a two-dimensional table; networking all computers; networking all switches S; and when a plurality of switches T are adopted, needing to repeat all the switches T for networking until networking of all switches is finished. Through adoption of the method disclosed by the invention, the network structure canbe optimized better according to the data transmission demand, and data transmission is allocated evenly throughout the network, thus preventing an individual switch from becoming the bottleneck of transmission.
Owner:杭州毓晟科技有限公司
A message transmission method and system, and computer equipment
ActiveCN108833443BImprove transmission efficiencyReduce development difficultyTransmissionComputer networkComputers technology
The present invention relates to the field of computer technology, in particular to a message transmission method and system, and computer equipment. The method includes: after the program starts, the message system loads a security configuration table, and when the configuration data needs to be processed safely, the security configuration table Obtain configuration information; receive the securely processed message sent by the message producer with the certificate; encrypt the message according to the configuration information, so that the message consumer with the certificate can receive the encrypted message. The present invention supports distributed deployment by using the message system as the medium of message transmission, greatly improves the efficiency of message transmission, can flexibly configure security processing and security verification methods, message formats and verification methods, and reduces the development of the system after new requirements are added Difficulty and maintenance costs.
Owner:新长城科技有限公司
Information transmission method and system for backhaul link, proxy device, and access device
ActiveCN103782644BSolve the transmission bottleneckReduce bearing pressureNetwork traffic/resource managementNetwork topologiesInformation transmissionAir interface
Embodiments of the present invention provide an information transmission method and system for a backhaul link, a proxy device, and an access device, including: the proxy device determines that information to be transmitted needs to be transmitted through a backhaul link, and the backhaul link is between the proxy device and Access devices transmit through the air interface, and the backhaul link is in a deactivated state; activate the backhaul link, and transmit the information to be transmitted through the activated backhaul link; to solve the problem based on a large number of S1 or The backhaul link of the X2 interface consumes a large amount of memory resources, resulting in the transmission bottleneck problem of the backhaul link.
Owner:HUAWEI TECH CO LTD
A maintenance method for a layered hybrid communication system suitable for transmission lines
ActiveCN105896730BImprove anti-interference abilityFull utilization of old resourcesCircuit arrangementsCommunications systemData transmission
The present invention proposes a maintenance method for a layered hybrid communication system suitable for power transmission lines, which uses a layered multi-hop hybrid network communication system that combines power-over-light wireless communication technology and multi-hop wireless communication technology to support the state of power transmission lines The transmission of sensing data adopts the linear link maintenance method to improve the reliability of data transmission; the system includes the central base station BBU, the remote unit RRU, the wireless multi-hop unit and the wireless terminal; the maintenance method solves the reliability of the chain communication network, Prevent network interruption caused by network single point failure.
Owner:GLOBAL ENERGY INTERCONNECTION RES INST CO LTD +2
Quantitative model deployment method and system, storage medium, and equipment
PendingCN113885889ATroubleshoot deployment incompatibilitiesImprove inference speedVersion controlTransmissionEngineeringQuantitative model
Owner:INSPUR SUZHOU INTELLIGENT TECH CO LTD
Device and method for high-speed demodulation of weak fiber grating based on fpga
ActiveCN107941255BSolve the transmission bottleneckHigh speed demodulationConverting sensor output opticallyChannel dataSoftware engineering
Owner:WUHAN WUTOS
Transformer substation on-line monitoring Internet-of-things system with wireless-wired dual backup
ActiveCN104201771AWiredWith wireless two-way interaction capabilityCircuit arrangementsInformation technology support systemWireless dataTransmission technology
The invention discloses a transformer substation on-line monitoring Internet-of-things system with wireless-wired dual backup. The transformer substation on-line monitoring Internet-of-things system is formed by sequentially connecting a working station (10), a substation server (9), a switch (6) and a field intelligent cabinet (11), wherein the field intelligent cabinet (11) comprises capacitive equipment, a metal zinc oxide lightning arrester monitoring device (1), a circuit breaker mechanical characteristic monitoring device (2), a partial discharge monitoring device (3), an intelligent monitoring integrated device (4), wireless data communication equipment (7), and the like. Data sharing is carried out between the field intelligent cabinets of the transformer substation on-line monitoring Internet-of-things system disclosed by the invention, thus solving transmission bottleneck and station level processing efficiency waste due to excessive concentration of data for a station level; the reliability of data transmission is ensured through a method of combining a wired transmission technology with a wireless transmission technology; a monitoring data analysis function can be realized on site on the basis of the wireless transmission technology and by virtue of a portable notebook computer and Ipad.
Owner:YUN NAN ELECTRIC TEST & RES INST GRP CO LTD ELECTRIC INST +1
Parallel Implementation Method of Video SAR Echo Simulation Based on GPU
ActiveCN107229051BAchieve parallelismReduce overheadRadio wave reradiation/reflectionVideo memoryRadar systems
The invention belongs to the field of radar signal processing and discloses a GPU-based video SAR echo simulation parallel implementation method. The method comprises the following steps: copying radar system parameter values from a memory of a CPU to a constant memory of a GPU; transmitting original scene image data in the memory of the CPU to a video memory of the GPU; setting a kernel function and parallelly calculating space coordinates and backscattering coefficients of each point target; setting a kernel function and parallelly calculating space coordinates of a radar platform and instantaneous squint angle between the radar platform and each point target in each azimuth sampling moment; setting a kernel function and carrying out segmentation on all point targets and obtaining echo signals of the point targets in all segmented data; setting a kernel function and obtaining an initial echo signal of the radar at all azimuth moments; and setting a kernel function and obtaining a final echo signal obtained after linear frequency modulation processing as a video SAR echo signal. The method has the advantages of high real-time performance and high efficiency.
Owner:XIDIAN UNIV +1
A high-efficiency data center networking method and system for transmission requirements
ActiveCN108259290BSimple structureSolve the transmission bottleneckStar/tree networksData centerNetwork structure
The invention belongs to the field of computer technology, and discloses a high-efficiency data center networking method and system in transmission demands. The method comprises the following steps: collecting the transmission demands of computer nodes in a data center, and organizing into a two-dimensional table; networking all computers; networking all switches S; and when a plurality of switches T are adopted, needing to repeat all the switches T for networking until networking of all switches is finished. Through adoption of the method disclosed by the invention, the network structure canbe optimized better according to the data transmission demand, and data transmission is allocated evenly throughout the network, thus preventing an individual switch from becoming the bottleneck of transmission.
Owner:杭州毓晟科技有限公司
A substation online monitoring IoT system with wireless and wired dual backup
ActiveCN104201771BRealize analysisSolve waste of processing efficiencyCircuit arrangementsInformation technology support systemTransmission technologyWorkstation
A substation online monitoring Internet of Things system with wireless and wired dual backup, the substation online monitoring Internet of Things system is composed of a workstation (10), a substation server (9), a switch (6), and an on-site intelligent cabinet (11) connected in sequence; Among them, the on-site intelligent cabinet (11) includes capacitive equipment, metal zinc oxide arrester monitoring device (1), circuit breaker mechanical characteristic monitoring device (2), partial discharge monitoring device (3), intelligent monitoring integration device (4), wireless Data communication equipment (7), etc. Data sharing between on-site intelligent cabinets in the present invention solves the transmission bottleneck caused by excessive concentration of data to the station control layer and the waste of processing efficiency at the station control layer; the method of combining wired and wireless transmission technologies ensures the reliability of data transmission ; Based on wireless transmission technology with the help of portable notebooks and Ipads, the monitoring data analysis function can be realized on the spot.
Owner:YUN NAN ELECTRIC TEST & RES INST GRP CO LTD ELECTRIC INST +1
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