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49results about How to "Strong real-time processing" patented technology
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Sensitive information shielding method and system for remote desktop applications
ActiveCN104484612AEnsure safetyEffective shieldingDigital data protectionInternal/peripheral component protectionData informationInternet privacy
The invention discloses a sensitive information shielding method and system for remote desktop applications. The method includes the steps that when a remote desktop communication connection is established between a server and a client, the server sends collected data information to the client, and the client displays an image after shielding processing on a display interface the client of after shielding sensitive information in the data information, wherein the server is a remote desktop server serving as a VTM (Virtual Teller Machine) terminal, the client is a remote desktop client serving as a remote teller, and the shielding processing is any of the following modes of covering the display area of sensitive information with mosaics, covering the display area of sensitive information with pure color block and displaying sensitive information after replacing the sensitive information with set characters. The sensitive information shielding method for remote desktop applications can shield sensitive information so as to effectively protect the safety and privacy of sensitive information of a user.
Owner:CHINA ELECTRONICS GREAT WALL CHANGSHA INFORMATION TECH
Virtual agent system for remote VTM and implementation method of virtual agent system
ActiveCN104469287AReduce misuseImprove misuseClosed circuit television systemsTwo-way working systemsStreaming dataHuman–machine interface
The invention discloses a virtual agent system for a remote VTM and an implementation method of the virtual agent system. The implementation method includes the following steps of data acquisition of a VTM terminal, data transmission, data exhibition at a remote virtual agent end and information back-pass. In the step of data acquisition of the VTM terminal, data comprise VTM end high-definition video stream data, service and operation relevant information and data and various states of VTM end equipment. In the step of data exhibition at the remote virtual agent end, the remote virtual agent end displays corresponding operational guidelines and pictures on a display screen of the VTM terminal in real time dynamically according to the received data, and the acquired VTM end high-definition video stream data serve as a dynamic background of a human-machine interaction module. By the adoption of the virtual agent system for the remote VTM and the implementation method of the virtual agent system, through a VTM self-service equipment environment, operation of clients of banks and seamless connection of an agent virtual face-to-face operating platform, an agent remotely assists the clients of banks in handling relevant financial services on the VTM self-service terminal, implementation is easy, and a human-machine interface is friendly.
Owner:CHINA ELECTRONICS GREAT WALL CHANGSHA INFORMATION TECH
Method and device for resource scheduling and computer storage medium
ActiveCN108683613AImprove business processing efficiencyStrong real-time processingData switching networksCluster basedOperating system
The embodiment of the invention discloses a method and device for resource scheduling and a computer storage medium. The method comprises the following steps: receiving resource configuration information for a 3D video service sent by a first MEC server; dividing the 3D video service into at least two tasks to be shunted based on the resource configuration information and demand information corresponding to the 3D video service; determining a second MEC server for undertaking the tasks to be shunted from an administered MEC server cluster based on the demand information; and allocating the tasks to be shunted to the first MEC server and the second MEC server respectively for processing.
Owner:GUANGDONG OPPO MOBILE TELECOMM CORP LTD
Online testing device and testing method used in machine tool spindle thermal error
ActiveCN106908240AHigh measurement accuracyStrong real-time processingMachine gearing/transmission testingProgramme control in sequence/logic controllersThermal deformationEngineering
The invention discloses an online testing device and testing method used in a machine tool spindle thermal error. The testing method comprises the steps of using an eddy current sensor and a thermal imaging instrument to measure in real time the temperature of a spindle temperature sensitive point and thermal deformation at the front end of the spindle in the axial direction and the radial direction of a machine tool in an actual working condition, then the temperature and thermal deformation data are transmitted to a computer through the thermal imaging instrument and a PLC respectively, through a data processing part of thermal error testing software, a temperature sensitive point temperature rise-time curve, a spindle axial thermal deformation-time curve, and a spindle radial thermal deformation-time curve are obtained, and finally a spindle thermal error model is obtained through calculation. The testing device comprises the thermal imaging instrument, the eddy current sensor, a sensor signal conditioner, the PLC, a PLC analog quantity unit, the computer and a support; the thermal imaging instrument is utilized to take the place of a temperature sensor to measure the temperature data of the spindle temperature sensitive point, and the problems that the number of temperature sensors is large, wiring is complicated, and installation is difficult in actual measurement are solved.
Owner:HEBEI UNIV OF TECH
Novel method and device for safety supervising of human body moving target video frequency detection
InactiveCN101251941AStrong real-time processing abilityEquipment efficientBurglar alarmHuman bodySecurity rule
The invention provides a novel and reliable method used for detecting a video of human moving target and a device thereof, which accurately identifies a human moving target by using a technology of dynamic cluster and moment invariants based on human body models, monitors the behavior of a human body according to a preset safety regulation and sends out an alarm. The device adopts TMS320DM6446 as a platform of core software and hardware, a high-performance dual-core structure and a platform tool of a chip guarantee that the device not only has a powerful capability of real-time processing, but also has an excellent function of peripheral management. The device can be used in the prior video monitoring system, and has strong universality and advancement for application.
Owner:JIANGSU WISCOM TECHNOLOGY CO LTD +1
Distributed multi-source information fusion system suitable for multi-satellite formation
PendingCN111948687AImprove real-time performanceHigh degree of intelligenceCharacter and pattern recognitionSatellite radio beaconingInformation processingFeature extraction
The invention provides a distributed multi-source information fusion system and method suitable for multi-satellite formation. The system comprises a module M1 which takes charge of completing the target detection and feature extraction of single-source information through a formation member star information processing unit as a local information processing node; and a module M2 which is used forsending the target detection and feature extraction of the single-source information to a central satellite information fusion unit by each member satellite to perform multi-source information fusionprocessing, completing the calculation load balance of each member satellite and realizing the cooperative processing in a spatial distributed environment. The system can make full use of the advantage that each member satellite of a multi-satellite system is configured with different types of sensors, adopts a multi-source data information fusion means to realize multi-source data on-orbit comprehensive processing, has the characteristics of high processing real-time performance, high autonomy degree, rich result information and the like, and is especially suitable for multi-source information fusion under multi-satellite formation.
Owner:SHANGHAI SATELLITE ENG INST
Automatic driving high-reliability vehicle-mounted computing device, system and method based on artificial intelligence
InactiveCN109557997AReduce occupancyReduce power consumptionDigital data processing detailsRedundant hardware error correctionComputer moduleHeartbeat detection
The invention discloses an automatic driving high-reliability vehicle-mounted computing device based on artificial intelligence and belongs to the technical field of computing. The device comprise a control unit, an image data processing unit, a GPU and a power supply, the control unit comprises a master control unit and a slave control unit, the master control unit and the slave control unit arerespectively connected with the image data processing unit, and the image data processing unit is connected with a front-end camera device; and the master control unit and the slave control unit are connected through heartbeat detection. The automatic driving high-reliability vehicle-mounted computing system based on artificial intelligence comprises an image data acquisition module, a core control module and a peripheral function module. According to the automatic driving high-reliability vehicle-mounted computing method based on artificial intelligence, a computing unit adopts a redundancy technology, and a power supply, an FPGA data processing module and a CPU core control module all adopt two paths. The method is high in real-time processing capacity, high in reliability and applicableto various automatic driving systems.
Owner:JINAN INSPUR HIGH TECH TECH DEV CO LTD
Variable-resolution phase unwrapping method based on point diffraction interferometer
ActiveCN111561877ARealize splicingHigh precisionUsing optical meansNeural architecturesPoint diffraction interferometerData set
The invention discloses a variable-resolution phase unwrapping method based on a point diffraction interferometer. The method comprises the following steps: generating network model training and verification data by actually acquiring by the interferometer; establishing a training / verification data set after carrying out wrapping processing, and extracting interferogram phase data by adopting a four-step phase shift method; establishing a convolutional self-encoding neural network model, inputting the training data into the model, iterating the training network for multiple times until the network is in an optimal state, and then predicting to-be-processed data acquired by the instrument; carrying out region division on a wrapped phase diagram according to the resolution before prediction,and carrying out full-width unpacking through a subsequent splicing strategy; taking the original wrapping phase as a reference, extracting data jump points to obtain a wrapping region contour, usingan initial prediction result, denoising by taking the region as a unit, and optimizing the prediction result to improve the unpacking accuracy; and splicing a plurality of groups of adjacent phase data by using an Iterative Closest Point algorithm to realize adjustable resolution. And the unpacking precision is high, the universality is strong, and the real-time processing capability is strong.
Owner:XI AN JIAOTONG UNIV
Switching current technology-based analog continuous wavelet transform circuit
ActiveCN101944891AGood high frequency characteristicsLarge dynamic rangeDigital technique networkVIT signalsWavelet filter
Owner:HUNAN UNIV
Four-channel high-speed synchronous FMC acquisition device
PendingCN112104366AReduce volumeReduce connectionsAnalogue-digital convertersData transmissionA d converter
The invention discloses a four-channel high-speed synchronous FMC acquisition device, and relates to acquisition devices in the fields of measurement and control, communication and the like. Accordingto the technical scheme, an AD acquisition circuit converts a single-ended signal into a differential signal which can be received by an AD chip through a two-stage transformer by using four paths ofinput signals, and a clock shunt circuit outputs a sampling clock and a sampling synchronization signal required by an analog-to-digital converter AD through frequency multiplication and frequency division. Meanwhile, two groups of AD sampling clocks and AD sampling synchronization signals are respectively sent to corresponding AD chips, synchronization data is sent to an FMC connector, and a data processing clock is sent to a signal processing carrier plate; the FMC connector configures a value required for working of an AD chip register through a serial peripheral interface SPI, two groupsof synchronous signals of AD data transmission are respectively provided for corresponding AD, after the AD works normally, data of four output channels are sent to a carrier plate through an FMC connector plug, and synchronous sampling and transmission of four paths of intermediate frequency data are completed.
Owner:10TH RES INST OF CETC
Off-grid photovoltaic VRLAB (Valve Regulated Lead Acid Battery) energy storage control device and working method thereof
ActiveCN104253475AImprove power generation efficiencyImprove charge and discharge efficiencyBatteries circuit arrangementsSecondary cells charging/dischargingCharge and dischargePeripheral
The invention relates to an off-grid photovoltaic VRLAB (Valve Regulated Lead Acid Battery) energy storage control device and a working method thereof. The off-grid photovoltaic VRLAB energy storage control device comprises a photovoltaic array, a filtering unit, an energy management unit, a VRLAB unit, a DC / DC (Direct Current) converter, a DC / AC (Alternating Current) converter, a DC load and an AC load, wherein the photovoltaic array is unidirectionally connected with the DC / DC converter through the filtering unit, and is unidirectionally connected with the energy management unit, and the energy management unit is bidirectionally connected with the VRLAB unit; the VRLAB unit is bidirectionally connected with the output end of the DC / DC converter, and the output end of the DC / DC converter is unidirectionally connected with the DC load and is unidirectionally connected with the AC load through the DC / AC converter. The off-grid photovoltaic VRLAB energy storage control device provided by the invention has the beneficial effects of effectively improving the power generation efficiency of a small off-grid photovoltaic system, improving charging and discharging efficiency and prolonging the life of an energy storage device by taking VRLAB grouping switch operation and combined charging and discharging control strategies, and having simple structure of external equipment, mature and stable technology, and easiness in implementation and control.
Owner:STATE GRID CORP OF CHINA +2
On-line detection system and method for winding space of twisted pair
InactiveCN106780596AReduce volumeReduce power consumptionImage enhancementImage analysisImaging processingSynchronous dynamic random-access memory
The invention discloses an on-line detection system and method for the winding space of a twisted pair. The system comprises an image acquisition device, an FPGA (field programmable gate array), an SDRAM (synchronous dynamic random access memory), a display and a terminal, wherein the FPGA comprises a NiosII processor, a VGA controller and an SDRAM controller, the image acquisition device acquires an image of the twisted pair in real time and sends the image to the NiosII processor to serve as an original image, the NiosII processor processes the original image to obtain the processed image and performs calculation on the basis of the processed image, and the winding space of the twisted pair is obtained. The on-line detection system and method have the advantages that the image is processed in the FPGA, the problem of poor timeliness due to the fact that a serious of processes such as image saving, compression, decompression and the like are required for image processing in existing software platforms and cause signal delay is solved, and therefore, the on-line detection method for the winding space of the twisted pair is ensured to have higher real-time processing capacity.
Owner:NINGBO UNIV +1
FOD detection radar system
PendingCN110231622AStrong real-time processingReduce volumeRadio wave reradiation/reflectionCommunication interfaceRadar systems
The invention relates to an FOD detection radar system. The FOD detection radar system comprises an antenna feeder subsystem, an intermediate frequency subsystem, a digital subsystem, a power subsystem and an auxiliary debugging system, wherein the antenna feeder subsystem comprises an antenna and a receiving-transmitting front-end; the antenna comprises an antenna support, a transmitting antennaand a receiving antenna; the intermediate frequency subsystem mainly comprises a transmitting frequency synthesizer, a local oscillation frequency synthesizer and a receiver / LFM source; the receiver / LFM source provides a homogenous LFM signal for the transmitting frequency synthesizer and the local oscillation frequency synthesizer, meanwhile receives an output signal of a receiving link of the receiving-transmitting front-end and outputs the output signal to a signal processor after frequency conversion; the digital subsystem comprises the signal processor and a communication interface module; the signal processor is a core component of the system, is connected with an upper computer system of an airport and receives control information of the upper computer system; and the communicationinterface module is used for converting the signal of the signal processor and performing communication between an FOD detection radar and the upper computer system. The FOD detection radar system hasthe advantages of being small in size, stable in performance, high in practicability and high in anti-interference capability.
Owner:西安大合智能科技有限公司
Automatic throw-in device of backup closing coil for 10kV vacuum breaker
ActiveCN104218666APowerful real-time data processing capabilityImprove linearityEmergency power supply arrangementsBurning outOperating environment
The invention discloses an automatic throw-in device of a backup closing coil for a 10kV vacuum breaker. The automatic throw-in device comprises a backup coil auto-throw-in loop, an original closing loop, a control power source and a measurement and control device. The control power source comprises a control power negative end and a control power positive end. The backup coil auto-throw-in loop is characterized in that a control relay A is serially connected between an original closing coil and the control power negative end on the basis of the original closing loop; a series loop is parallelly connected between a normally closed assistant contact QF and the control power negative end; the series loop comprises the backup closing coil and a control relay B; the original closing loop is not changed. The backup closing coil is parallelly connected on the basis of the original closing coil, the backup closing coil can be automatically switched after an original brake coil burns out, power supply reliability is improved, service life of the closing coil is prolonged, and a closing coil operating environment is improved.
Owner:ZAOZHUANG POWER SUPPLY COMPANY OF STATE GRID SHANDONG ELECTRIC POWER +1
Belt load distribution detection system and method based on multi-sensing information fusion
ActiveCN111046761AThe test result is accurateTest results are stableUsing subsonic/sonic/ultrasonic vibration meansLinear/angular speed measurementData setData acquisition
The invention relates to a belt load distribution detection system and method based on multi-sensing information fusion. The system comprises a data acquisition and information fusion platform, a mining visual material flow sensor, a mining visual lump coal sensor, a mining ultrasonic ranging sensor and a mining belt speed sensor, a data set is constructed after installation, data collection and data preprocessing in sequence, feature fusion, field data feature fusion and decision-level fusion are achieved through a neural network, and a global optimal decision is made. According to the invention, under the cooperation of hardware and software, the efficiency and performance of the detection method are both considered, the processing method is optimized on the premise of ensuring the detection accuracy, the stability and robustness to interference and noise processing are high, the equipment is simple, the method is easy to implement, and the real-time processing effect is strong.
Owner:TIANDI CHANGZHOU AUTOMATION +1
System and method for detecting voltage drop for superconducting energy storage system
InactiveCN103487642AWide operating frequency rangeHigh precisionMeasurement using digital techniquesCommunication unitImage resolution
A system for detecting voltage drop based on a superconducting energy storage system is characterized by comprising a voltage sensor, an amplification filter circuit, a CPU, a superconducting energy storage system control unit and a CAN bus communication unit. The working method includes the steps of signal acquisition, signal conversion, signal filtering and signal transmission. The system and method for detecting the voltage drop for the superconducting energy storage system have the advantages that the device is simple and practical, measuring accuracy is high, resolution ratio is smaller than 1V, real-time performance is good, the reliability of the system is high, and practical value is high.
Owner:TIANJIN UNIVERSITY OF TECHNOLOGY
Wiring circuit of interference electricity protector
InactiveCN103560489AEnsure safetyAvoid startingEmergency protective circuit arrangementsProcess systemsElectricity
The invention relates to a wiring circuit of an interference electricity protector. The wiring circuit comprises the interference electricity protector and a power supply state input interface, two power supply interfaces of the interference electricity protector are connected with the end N and the end L1 of an alternating current power supply respectively, a remote control interface of the interference electricity protector is connected with a remote controller, the interference electricity protector is switched off in the starting process of interference electricity self-starting delay, and is switched on in other time frames. When the input voltage of a power supply interface is larger than 80% of a nominal voltage, the power supply state input interface is closed, and is opened normally otherwise. The safety of a power supply and distribution network is effectively guaranteed, power distribution inlet wire breaker tripping caused by the starting of a motor group is avoided, and according to the requirements of a production process, a motor is started fast by itself, the work condition of a process system before interference electricity is restored, a normal production operation procedure is guaranteed, and shut losses caused by the interference electricity are greatly reduced. The interference electricity protector is provided with a contact switch specially matched with a DCS in a remote control mode, the remote control operation is automatically blocked in the self-starting process, and remote control error group starting is avoided.
Owner:GUANGZHOU HOKO ELECTRIC
Dynamic planning-based collaborative optimization method for distributed database systems
ActiveCN108170861AGuarantee full optimizationImprove efficiencyProgram initiation/switchingResource allocationExecution planDynamic planning
The invention discloses a dynamic planning-based collaborative optimization method for distributed database systems. The method comprises the following steps of: dividing a distributed data set into data elements which cannot be divided by adoption of a data flow blocking method; optimizing concurrent processing tasks; optimizing load balance of distributed resources; and dynamically scheduling plan tasks. According to the method, a dimensionality reduction type search strategy is provided, so that the whole-course optimization of task execution plans is ensured in the multitask random processing process of distributed big data; and the method has the advantages of being high in efficiency, good in load balance, high in resource utilization rate and strong in real-time processing ability.
Owner:中润普达(十堰)大数据中心有限公司
Real-time switching method and device for VPNs (Virtual Private Networks) and GPRS (General Packet Radio Service) networks
InactiveCN102651895AAchieve zero switchingDoes not affect normal communicationWireless communicationData connectionGeneral Packet Radio Service
The invention relates to a real-time switching method and a device for VPNs (Virtual Private Networks) and GPRS (General Packet Radio Service) networks. The method comprises the following steps of: 1) acquiring communication state information of the VPN of all RTUs (Remote Terminal Units) in real time by a PLC (Programmable Logic Controller) master station; 2) judging whether the communication of the VPNs of all the RTUs is normal, if so, executing a step 3), and if not, executing a step 4); 3) maintaining a connecting channel of a data registering area and a main data area of the VPNs, adopting uploaded data of the VPNs as operation and display data and returning the step 1); and 4) if the communication of the VPN of certain RTU is abnormal, enabling data connection of the RTU on the main data area of the PLC master station to point at the data registering area of the GPRS immediately, and returning to the step 1). The device comprises the PLC master station, a first GPRS antenna, a core switch, the GPRS network, the VPN and the RTU. Compared with the prior art, the invention has the advantages of high efficiency, stability, reliability and the like.
Owner:SHANGHAI YUANDONG SCI & TECH
Multi-program PCR correction system and multi-program PCR correction method
ActiveCN105306971AStrong real-time processingReduce consumptionSelective content distributionFault toleranceCorrection method
The invention provides a multi-program PCR correction system and a multi-program PCR correction method. The system comprises a code rate regulation module, an arbitration module, a PCR correction control module, a PCR incremental calculation module, a new PCR calculation module and a packet gap calculation module. The method comprises the following steps of: outputting TS packets of a constant code rate, extracting TS packet information and outputting the extracted information; after arbitration treatment, outputting the TS packet information which needs to be processed currently, and initiating a PCR correction initial command; controlling and coordinating the PCR incremental calculation module, the new PCR calculation module and the packet gap calculation module to complete PCR correction treatment, wherein the PCR correction treatment comprises ' counting TS packets of each channel, executing neighbor packet gap calculation and PCR incremental calculation for the currently corrected PCR PID, obtaining a corrected PCR value of the currently processed PCR packet, and correcting a packet gap value'; allocating the corrected PCR value to corresponding channels; and substituting the original PCR value with the corrected PCR value, and outputting. By means of the system and the method provided by the invention, real-time processing for multi-channel and multi-program PCR can be achieved, less resources are consumed, and better fault tolerance features for abnormal TS streams are achieved.
Owner:HUIZHOU WELLAV TECH
A high-speed massive real-time data acquisition and processing system
InactiveCN102902829BHighly integratedExpandable and flexibleData acquisition and loggingDouble data rateDisk pack
A high-speed acquisition and processing system for mass real-time data relates to a data acquisition processor and comprises an RAID (redundant array of independent disks) card, an FPGA (field programmable gate array), a data input unit, a DDR2 (double data rate 2) memory, an SATA / SAS (serial advanced technology attachment / serial attached SCSI) disk pack, a DSP (digital signal processor), a PHY (physical layer) chip and an RJ145 network port. The FPGA is respectively connected with the RAID card, the data input unit, the DDR2 memory and the DSP. The RAID card is connected with the SATA / SAS disk pack. The DSP is respectively connected with the DDR2 memory and the PHY chip. The PHY chip is connected with the RJ145 network port. The high-speed acquisition and processing system for mass real-time data is large in data transmission bandwidth, high in real-time processing capacity, high in disk flow speed and flexible in memory capacity expansion, provides a high-speed expansion interface facilitating expansion, and is suitable for popularization.
Owner:中国人民解放军海军七二厂
FPGA-based fiber end face testing method and system
InactiveCN108227078AProcessing speedThe search result is accurateImage enhancementImage analysisFiberComputer science
The invention provides an FPGA-based fiber end face testing method and system. A camera is mounted on FPGA, and transmits every frame of the shot image into the FPGA in real time; the FPGA executes the following steps: responding to a field synchronizing signal of current-frame image, selecting the brightness values of pixel points in current-frame image according to a sampling range, and calculating to obtain a shadow brightness value; comparing the brightness values of the pixel points in the sampling area with the shadow brightness value, to determine the positions of the upper and lower edges of the cladding and the upper and lower edges of the fiber core, in the current-frame image; responding to a field synchronizing signal of next-frame image; comparing the brightness values of thepixel points on each row between the upper edge of the cladding and the upper edge of the fiber core and between the lower edge of the fiber core and the lower edge of the cladding, with the shade brightness value one by one, to determine the left-side end face point and the right-side end face point on each row; and connecting or fitting the left-side end face points and the right-side end face points between the upper edge and the lower edge of the cladding respectively, to determine the end face.according to the invention, the end face can be quickly found to reduce time consumption.
Owner:INNO INSTR (CHINA) INC
Distributed power grid fault recovery controller and working method thereof
ActiveCN104316828AStrong targetingSimple structureProgramme controlComputer controlGrid faultCommunication unit
The invention relates to a distributed power grid fault recovery controller and a working method thereof. The distributed power grid fault recovery controller is composed of a DSP chip, a power supply unit, a communication unit, an upper computer, a storage unit, an AD processing unit and a reset circuit. The power supply unit is connected with the DSP chip and the communication unit; the communication unit is connected with the DSP chip and the upper computer; the upper computer is connected with the communication unit and the power supply unit; the storage unit is connected with the DSP chip; the AD processing unit is connected with the DSP chip and the upper computer; and the reset circuit is connected with the DSP chip and the power supply unit. The provided controller has following beneficial effects: firstly, the equipment utilization rate is high, the distributed modularization access is realized, and the compatibility is high; secondly, the software pertinency and the execution efficiency are high; thirdly, the processor operation is in a high speed state and the real-time processing capability is strong; and fourthly, the peripheral external equipment has a simple structure, the technology is mature and stable, and the controller is easy to realize and control.
Owner:STATE GRID CORP OF CHINA +4
Distributed fluid dynamics calculation method based on Apache Flink
PendingCN114372429AStrong real-time processingNo delayDesign optimisation/simulationComputational scienceData acquisition
The invention discloses an Apache Flink-based distributed fluid dynamics calculation method, which comprises the following steps of: data acquisition: receiving fluid data generated by a specific drainage basin, and collecting the fluid data acquired in real time in a distributed manner; data cleaning: using a map operator splitting function of an Flink platform to convert the collected fluid data one by one, using a flatmap operator splitting function of the Flink platform to convert each fluid data record from one line to multiple lines, using a keyby operator partitioning function of the Flink platform to perform data partitioning on each fluid data record according to a speed value field, and using a speed value field as a data partition; and putting the same speed value into the same partition. By using the flink framework, the data real-time processing is very strong, the data delay is not generated, the data consistency is ensured, and the data throughput is very strong, that is, the data can be frequently written into the flink and cannot be lost.
Owner:澜途集思生态科技集团有限公司
Method, device and computer storage medium for resource scheduling
ActiveCN108683613BImprove business processing efficiencyStrong real-time processingTransmissionEngineeringProcessing
Owner:GUANGDONG OPPO MOBILE TELECOMM CORP LTD
An ARM-based remote monitoring system and method for ventilator equipment detection
InactiveCN104483921BReal-time grasp of working statusGood topologyTotal factory controlProgramme total factory controlData displayAutomatic control
Owner:CETC NINGBO MARINE ELECTRONICS RES INST
A Chip Width Estimation Method for DS Signals
ActiveCN106100693BThe principle of the method is simpleThe principle is simpleChannel estimationMulti-frequency code systemsSignal-to-noise ratio (imaging)Estimation methods
The invention discloses a direct sequence spread spectrum signal chip width estimation method. The run distribution characteristic of a pseudo code of a direct sequence spread spectrum signal, i.e., a run with a length of 1 has the highest probability of occurrence, the pseudo code with the length of 1 corresponds to one chip of the direct sequence spread spectrum signal, and by searching intervals of zero crossing points of baseband signals with the highest probability of occurrence, estimation on a width of the chip is obtained. The method disclosed by the invention improves chip width estimation accuracy, is suitable for the condition of a low signal-to-noise ratio, has a low computation burden, and has high practical application value.
Owner:SOUTHEAST UNIV
A method and system for shielding sensitive information in remote desktop applications
ActiveCN104484612BEnsure safetyEffective shieldingDigital data protectionInternal/peripheral component protectionComputer hardwareRemote desktop
The invention discloses a sensitive information shielding method and system for remote desktop applications. The method includes the steps that when a remote desktop communication connection is established between a server and a client, the server sends collected data information to the client, and the client displays an image after shielding processing on a display interface the client of after shielding sensitive information in the data information, wherein the server is a remote desktop server serving as a VTM (Virtual Teller Machine) terminal, the client is a remote desktop client serving as a remote teller, and the shielding processing is any of the following modes of covering the display area of sensitive information with mosaics, covering the display area of sensitive information with pure color block and displaying sensitive information after replacing the sensitive information with set characters. The sensitive information shielding method for remote desktop applications can shield sensitive information so as to effectively protect the safety and privacy of sensitive information of a user.
Owner:CHINA ELECTRONICS GREAT WALL CHANGSHA INFORMATION TECH
Circuit for realizing data ordering and method thereof
ActiveCN100561421CStrong real-time processingReduce sorting timeData conversionMultiplexerProcessor register
The invention discloses a circuit and a method for realizing data sorting, which is invented to solve the problem that the existing software sorting time is long and does not meet the real-time requirement. The circuit and method of the present invention: according to the number of extreme values n to be searched, determine the register group, the comparator group, the n-select 1 multiplexer group, the first group 2-select 1 multiplexer and the second group The depth of the multiplexer and the extreme value pointer register, and the width of the first group of 2-to-1 multiplexers and the second group of multiplexers and the extreme value pointer register group; according to the number m of data sources, determine the circuit The running time is m clocks; select the output type of the comparator according to the type of the search value; reset the register group and the extreme value pointer register group; input one sample data to the circuit every clock cycle; stop the circuit after m clocks, At this time, the n extreme values are stored in the register group. The circuit and the method of the present invention have strong real-time processing performance, and the sorting time is doubled.
Owner:SANECHIPS TECH CO LTD
Direct sequence spread spectrum signal chip width estimation method
ActiveCN106100693AThe principle of the method is simpleThe principle is simpleChannel estimationSignal-to-noise ratio (imaging)Estimation methods
The invention discloses a direct sequence spread spectrum signal chip width estimation method. The run distribution characteristic of a pseudo code of a direct sequence spread spectrum signal, i.e., a run with a length of 1 has the highest probability of occurrence, the pseudo code with the length of 1 corresponds to one chip of the direct sequence spread spectrum signal, and by searching intervals of zero crossing points of baseband signals with the highest probability of occurrence, estimation on a width of the chip is obtained. The method disclosed by the invention improves chip width estimation accuracy, is suitable for the condition of a low signal-to-noise ratio, has a low computation burden, and has high practical application value.
Owner:SOUTHEAST UNIV
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