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45results about How to "Flexible and configurable" patented technology

IC card having improved electrical contacts

An IC Card includes a microchip having memory portions storing programs and a plurality of electrical contacts including a first set of electrical contacts connected to the microchip for supporting respective and predetermined functions, according to a predetermined ISO 7816 standard that reserves a second set of the electrical contacts for future use. At least one electrical contact of the second set is further connected to the microchip and is configured by one or more of the programs for supporting respective additional functions.
Owner:INCARD

Multi-dimensional multiplexing photon terahertz communication system

The invention discloses a multi-dimensional multiplexing photon terahertz communication system, and the system comprises an optical frequency comb generation module, a wavelength division multiplexingmodule, a signal modulation module, an optical branching module, a space division multiplexing fan-in module, a multi-core optical fiber, a space division multiplexing fan-out module, a terahertz signal transmitting module, a terahertz prism and a terahertz signal receiving and demodulating module which are connected in sequence. According to the invention, the optical frequency comb generation module is adopted to generate optical frequency combs with wide bands and flat power distribution, and multiple paths of optical signals are simultaneously transmitted through the space division multiplexing fan-in fan-out module and the multi-core optical fiber. According to the photon terahertz wireless communication system, multiple multiplexing technologies are combined with the photon terahertz wireless communication system, the system can adjust the number of carriers through the wavelength division multiplexing module and adjust the number of branches through the space division multiplexing module, the data propagation rate of the Tbit / s magnitude can be achieved, the system capacity can be flexibly configured, the structure is simple, and the spectral efficiency is high.
Owner:ZHEJIANG UNIV

Participant response system and method

A participant response system comprises a plurality of handsets for allowing a participant of an event to input a response. Each handset comprises a wireless handset having a keyboard for allowing a user to input a response. The handsets are configurable either as a participant response handset to allow a participant to enter a response, or as a base station. The handset also includes audio capability to allow participants to receive and input audio
Owner:I M L

Method and system for realizing reconfiguration of multiple hash algorithms

The invention discloses a method and system for realizing reconfigurable multiple hash algorithms, and relates to the field of network security, and the method comprises the steps: dividing to-be-authenticated data into a plurality of message blocks, and storing the initial values and constant data Kt of four algorithms: SHA-1, SM3, SHA-224 and SHA-256; expanding the SHA-1 algorithm into 80 piecesof expansion data, and expanding the SHA-224 or SHA-256 algorithm into 64 pieces of expansion data to obtain Wt; expanding the SM3 algorithm into 132 pieces of expanded data to obtain Wt and Wt '; starting from the initial value corresponding to the selected algorithm, performing 64 or 80 rounds of iterative compression operation on each message block in combination with Kt, Wt and Wt 'to obtainan intermediate hash value; and taking the intermediate hash value of the previous message block as an iterative initial value of the next message block, and calculating again until all the to-be-authenticated data is calculated. The invention can be applied to various scenes needing hash calculation, and the depth of a reconfigurable level is improved.
Owner:FENGHUO COMM SCI & TECH CO LTD +2

Heterogeneous platform neuron positioning three-stage pipeline parallel method, system and medium

The invention discloses a heterogeneous platform neuron positioning three-stage pipeline parallel method and system and a medium. According to the method, slice image data are calculated into block parameters according to the image size and the calculation granularity; storage space allocation is performed on the CPU end and the GPU end respectively based on the partitioning parameters; variablesand storage space are initialized; task scheduling is carried out by CPU, a three-level assembly line mode is adopted by a CPU and a GPU at the same time to execute a calculation task, wherein each calculation task comprises three steps of parallel data reading, positioning calculation and data writing-back, and each round of calculation task in the middle executes positioning calculation while executing data writing-back of the previous round of calculation task, and executes data reading-in of the next round of calculation task. The processing speed of neuron positioning can be improved, and the method has the advantages of high neuron positioning speed, short program execution total time, flexible three-level assembly line implementation, parameter configuration supporting and easinessin transplantation and popularization.
Owner:NAT UNIV OF DEFENSE TECH

Dynamic simulation system for small current grounding of power distribution network and modeling method of dynamic simulation system

The invention provides a dynamic simulation system for small current grounding of a power distribution network and a modeling method of the dynamic simulation system. The system comprises a power simulation unit, a circuit simulation unit, a fault simulation unit, a grounding unit and a controller, wherein an output end of the power simulation unit provides a power signal of the system; the circuit simulation unit is connected with the power simulation unit and used for simulating circuits of the power distribution network; the fault simulation unit is connected with the circuit simulation unit and used for simulating ground faults of the system; the grounding unit is connected with the output end of the power simulation unit; the grounding unit forms a neutral point in the position wherethe grounding unit and the output end of the power simulation unit are connected, the neutral point is connected with different grounding structures through a connection / disconnection device, and theconnection / disconnection device is controlled by the controller to connect or disconnect, so that different grounding manners are constructed. The problem that the neutral point grounding manner of the current dynamic simulation system for the power distribution network is not flexible is solved at least.
Owner:SHANGHAI WISCOM SUNEST ELECTRIC POWER TECH

High-availability network memory system based on configureable virtual disc array

The high-availability network memory system based on configurable virtual disc array includes virtual memory server to virtualize disc array device connected to the network into virtual disc array pond; virtual configuration and management unit connected to the virtual memory server to configure and manage the virtual disc array pond; and server to realize the virtual disc array. The virtual disc array is distributed in several servers and supports several serving nodes to raise the performance expandability of the system greatly. In addition, different virtual disc arrays may be configured based on different availability requirement of different services. The present invention can support several servers and realize expansion of availability and flexible configuration and management.
Owner:INST OF COMPUTING TECH CHINESE ACAD OF SCI

Remote maintaining system for overseas satellite ground application system

The invention discloses a remote maintenance system for an overseas satellite ground application system. The remote maintenance system is characterized in that the system includes: a uniform network sub-system for conducting uniform monitoring on a plurality of overseas business systems; a remote maintenance sub-system for receiving and collecting log and breakdown alarm information of the plurality of overseas business systems; and a remote maintenance supporting center sub-system for receiving the log and breakdown alarm information and providing corresponding support. According to the invention, the remote maintenance system is characterized by flexibility and configurability, can establish different product groups on the basis on the types of monitoring systems and establish teams according to the product groups in such a manner that different people in charge of different tasks. The system is further characterized by mutual communication at home and abroad in such a manner that the remote maintenance sub-system which is disposed abroad can be connected to the remote maintenance supporting center sub-system which is disposed domestically via a VPN network, so that when implementation workers at abroad can not address a breakdown, the breakdown can be forwarded to a domestic remote maintenance sub-system via the VPN network and relevant experts or engineers at home can address the breakdown in time.
Owner:SPACE STAR TECH CO LTD

FIR filter bank and filtering method

The embodiment of the invention discloses a FIR (Finite Impulse Response) filter bank and a filtering method. The FIR filter bank comprises a control circuit and a data processing circuit that are coupled with each other. The data processing circuit comprises a data flow bus array, a buffer memory resource pool, an arithmetic logic unit (ALU) resource pool, and an accumulator resource pool. The control circuit comprises a data flow controller, a buffer memory resource mapping device, a filtering coefficient memory, an ALU controller, an accumulating resource organizer, and an output sequential controller.
Owner:SANECHIPS TECH CO LTD

Method and apparatus for quick prototyping of embedded peripherals

The disclosure describes methods and apparatus for quickly prototyping of a solution developed using one or more sensing devices (e.g., sensors), functional blocks, algorithm libraries, and customized logic. The methods produce firmware executable by a processor (e.g., a microcontroller) on an embedded device such as a development board, expansion board, or the like. By performing these methods on the apparatus described, a user is able to create a function prototype without having deep knowledge of the particular sensing device or any particular programing language. Prototypes developed as described herein enable the user to rapidly test ideas and develop sensing device proofs-of-concept. The solutions produced by the methods and apparatus improve the functioning of the sensor being prototyped and the operation of the embedded device where the sensor is integrated.
Owner:STMICROELECTRONICS INT NV

Network message processing strategy generation method and system, and medium

The invention discloses a method for generating a network message processing strategy, which comprises the following steps: S1) acquiring a network message, extracting a message header field and a user-defined field, and configuring an initial message attribute characteristic value; s2) matching the user-defined field and the initial message attribute characteristic value in a preset first contentaddressing memory and an analysis strategy table in sequence to obtain an analysis strategy and a corresponding message attribute characteristic value, analyzing the content of the message header field according to an analysis strategy, and replacing the initial message attribute characteristic value with the corresponding message attribute characteristic value; and S3) matching the parsed message header field and the replaced message attribute characteristic value in a preset second content addressing memory and a processing strategy table in sequence to obtain a processing strategy, and generating a corresponding processing action according to the processing strategy. According to the method and the device, the problems of low processing efficiency and inconvenience in upgrading of unsupported or unknown protocol messages are solved.
Owner:常州楠菲微电子有限公司

Device for read-write control based on time division multiplexing in DDR3

PendingCN111694775AImprove storage bandwidth utilizationImprove throughputElectric digital data processingComputer hardwarePathPing
In order to solve the problem that read-write control of a DDR3 over different signals needs to be reasonably achieved in order to achieve data storage and conversion of multiple paths of independentsignals on one DDR3, the invention provides a device for read-write control based on time division multiplexing in DDR3. The device comprises a time division multiplexing module, a DDR3 write controlstate machine module, a DDR3 read control state machine module, a DDR3 read-write data module, a DDR3 read-write address module and a read-write command signal generation module. The time division multiplexing module is used for generating exclusive read time slots and write time slots of independent signals, and the read and write processes of the paths of signals are completely independent; theDDR3 read and write control state machine modules are used for controlling the data reading and writing processes of the DDR3 respectively; and the DDR3 read-write data, address and read-write commandsignal generation modules are used for completing the most direct data interaction process with the DDR3. The hardware implementation structure is simple, flexible and configurable, the implementation cost can be reduced, and the system operation frequency can be improved under certain conditions.
Owner:UNIV OF ELECTRONICS SCI & TECH OF CHINA

Integrated service processing method and system of satellite communication network

ActiveCN105530242AReal-time access to operating dataRealize multi-service operationTransmissionProduct typeTelecommunications
The invention discloses an integrated service processing method and system of a satellite communication network. The method comprises: obtaining a service order, sending service provisioning instructions to a satellite direct broadcast system, a very small aperture terminal and a remote education system according to the product types and / or service types in the service order, wherein the service provisioning instructions are used for provisioning services corresponding to the service types, receiving the feedback information returned by the satellite direct broadcast system, the very small aperture terminal and the remote education system, wherein the feedback information represents whether to provision the services. Through the method, the satellite direct broadcast system, the very small aperture terminal, the remote education system and so on can be effectively and uniformly scheduled, therefore multi-service and multi-system scheduling and monitoring can be realized, and further, the service processing efficiency of the system is promoted.
Owner:SPACE STAR TECH CO LTD

High-precision band-limited signal digital-to-analog converter and using method thereof

The invention provides a high-precision band-limited signal digital-to-analog converter and a using method thereof. The convertor comprises a digital signal processor, a field programmable logic gate array, a digital-to-analog conversion module, which are connected successively. The using method comprises the following steps that: firstly, the digital signal processor inputs numeric codes to the field programmable logic gate array; then the field programmable logic gate array improves the sampling rate of the numeric codes through equivalent interpolation and digital filtering, filters out mirror of frequency spectrum of the numeric codes, and finally inputs the numeric codes into the digital-to- analog conversion module for conversion into simulating signals. The high-precision band-limited signal digital-to-analog converter provided by the invention can effectively simplify the design of a mirror-resistant filter and improve the precision of output signals and has relatively strong generality.
Owner:CSIC WUHAN LINCOM ELECTRONICS

Method for identifying at least one function of an operating system kernel

A method for identifying a function of an operating system kernel of a virtual machine. The method includes: identifying an initial instruction included in the code of the operating system. kernel of the virtual machine, and locating at least one following block of instructions belonging to a function of the operating system kernel of the virtual machine, the following block being situated in a memory area following the initial instruction; locating at least one preceding block of instructions belonging to a function of the operating system kernel, the proceeding block situated in a memory area preceding the initial instruction; identifying a first block and a last block of instructions of the function of the operating system kernel from among the at least one following and preceding blocks, and recording start and end function addresses in association with the function of the operating system kernel.
Owner:ORANGE SA (FR)

Full-life-cycle management system for amusement equipment products

The invention relates to a full-life-cycle management system for amusement equipment products, which comprises an operation center subsystem, a scenic spot platform subsystem, an administrative supervision platform subsystem and a manufacturing unit platform subsystem; the operation center subsystem controls and manages the scenic spot platform subsystem, the administrative supervision platform subsystem and the manufacturing unit platform subsystem; a low-coupling and coarse-grained distributed structure is adopted, and the overall functions of the system are divided into four functional platforms; the implementation inside a scenic spot platform and a manufacturing unit platform is also decoupled, and the platform has good transportability and expandability by being decomposed into a terminal connection management service, a monitoring data processing service and a Web management service, so that the condition that the data volume of the acquired PLC is increased can be easily dealtwith; and meanwhile, a plurality of decoupled platform services are better integrated together by using a message service and a shared cache service to realize data consistency, so that the product information of the recreation facility is effectively traced, and the product quality and the service quality are effectively improved.
Owner:GUANGDONG JINMA ENTERTAINMENT CORP LTD

Modular operation method with variable bit width, and modular operation circuit

The invention relates to a modular operation method with the variable bit width, and a modular operation circuit. Firstly, a modulus is shifted leftwards, the left shifting result and the modulus are combined with the bit width of an operand, N+1 intervals are formed according to the sequence from large to small, one bit is shifted leftwards, the minimum value of the first interval is subtracted from the operand, and the size of the obtained result and the value is judged; when the result is greater than the value, the result is used for replacing the operand to continue subtraction operation until the obtained result is smaller than the operand, then next interval operation is carried out, if the result is smaller than the operand at the beginning, the next interval is directly entered, the operation is repeated until the last interval is entered, subtraction and comparison operation is carried out, and modular operation is completed; and when left shifting is carried out by two or more bits, the interval where the operand is located is judged, then the operand skips to the corresponding interval, and c subtraction and comparison operation are directly performed on the later interval according to the previous process; and corresponding circuits need to be configured with a plurality of shifters, registers, subtracters and selectors.
Owner:XI AN JIAOTONG UNIV

File synchronization operation method, terminal equipment and storage medium

The invention relates to a file synchronization operation method, terminal equipment and a storage medium. The method comprises the steps that a file synchronization operation is achieved through a built universal task execution engine, wherein the task execution engine comprises a connection address configuration and more than one task component, each task component comprises a scanning componentand more than one responsibility chain component, the scanning component is used for scanning all files under a file directory, distributing the files scanned by the scanning component to each responsibility chain component in sequence, and configuring the thread number of all responsibility chain components under one task component during execution through a configurable variable, each responsibility chain component is composed of a plurality of sub-task components, the plurality of sub-task components are executed from top to bottom in sequence, and the sub-task components are used for executing file operation. According to the method, a multi-thread execution mode can be configured for each task, so that each task and each file can be processed in parallel, and the execution efficiencyis greatly improved.
Owner:XIAMEN MEIYA PICO INFORMATION

Digital pre-distortion training method and device and storage medium

The invention discloses a digital pre-distortion training method and device and a storage medium. The method comprises the following steps: performing digital pre-distortion training on a first input parameter by adopting a first digital pre-distortion training model to obtain a first training result; and adopting a second digital pre-distortion training model to carry out digital pre-distortion training on the second input parameter and the first training result. According to the invention, the accuracy of the trained digital pre-distortion model can be ensured through joint optimization, the network structure is simplified, and training weight parameters are reduced. The pre-distortion model can be trained for multiple PAs, the modeling precision is improved, and the universality of the model architecture is improved. Different neural network models or combined models can be adopted according to requirements, the structure is flexible, model convergence can be guaranteed, different RRU power amplifier requirements are met, and resource sharing is achieved.
Owner:CHINA MOBILE COMM LTD RES INST +1

Subcarrier multiplexing optical network uplink transmission system based on filter multi-carrier modulation

The present invention provides a subcarrier multiplexing optical network uplink transmission system based on filter multi-carrier modulation, which includes a sequentially connected access control module, a filter-based multi-carrier modulation module, a subcarrier modulation module, a multiplexing module, and a feeder Type optical fiber, optical amplifier, demultiplexing module, photodetector, subcarrier demodulation module, uplink data receiving module. In the present invention, the data generated by the access control module is modulated by a filter-based multi-carrier modulation method, and the modulated user data is modulated to different optical sub-carriers by using the radio frequency sub-carrier modulation of the optical carrier for transmission. The data of the unit is multiplexed to the upstream fiber channel. The present invention utilizes filter-based multi-carrier modulation technology combined with sub-carrier multiplexing technology to make efficient use of uplink spectrum resources, and at the same time has good performance against inter-symbol interference and inter-subcarrier interference between uplink users, thereby supporting Higher transmission rate and spectral efficiency.
Owner:SHANGHAI JIAOTONG UNIV

A multi-dimensional multiplexing photonic terahertz communication system

The invention discloses a multi-dimensional multiplexing photonic terahertz communication system, which comprises an optical frequency comb generation module, a wavelength division multiplexing module, a signal modulation module, an optical branching module, a space division multiplexing fan-in module, a multiple Core fiber, space division multiplexing fan-out module, terahertz signal transmitting module, terahertz prism, terahertz signal receiving and demodulating module. The invention adopts an optical frequency comb generation module to generate an optical frequency comb with wide band and flat power distribution, and simultaneously transmits multiple optical signals through a space division multiplexing fan-in and fan-out module and a multi-core optical fiber. The invention combines multiple multiplexing technologies with the photonic terahertz wireless communication system. The system can adjust the number of carriers through the wavelength division multiplexing module, and adjust the number of branches through the space division multiplexing module, which can realize Tbit / s level The data transmission rate is high, the system capacity can be flexibly configured, the structure is simple, and the spectrum efficiency is high.
Owner:ZHEJIANG UNIV

Internet of Things MME log data processing method and device

The embodiment of the invention provides an Internet of Things MME log data processing method and device. The method comprises the following steps: collecting and storing original MME log files in a classified mode, and obtaining corresponding classified storage paths; generating a configuration file, reading an original MME log file, and equally dividing the original MME log file; identifying corresponding configuration information in the configuration file according to the classified storage path in each sub-file; and obtaining a target field in each sub-file and a processing template corresponding to the target field, processing the target field to obtain a processed MME log file, and performing classified storage according to the user type. According to the invention, log files of different types reported by each manufacturer device can be processed rapidly, efficiently, flexibly and cooperatively, batch processing is carried out on original MME logs, classified storage and standard storage of various user information are realized, server resources are saved, and MME signaling data storage and analysis of Internet of Things users are realized.
Owner:CHINA UNITECHS

Network service grid system based on Kubernetes

The invention provides a network service grid system based on Kubernetes, and belongs to the field of Kubernetes network governance systems in cloud computing technologies. The system comprises a terminal, a client, a registry, a manager and a grid forwarder, wherein the terminal is responsible for providing network service for the outside, receiving requests from one or more clients and providing the network service for the clients; the client is a client needing to use a dynamic advanced network function; a registry of related objects and components in the network service grid; the manager is a control component of the network service grid; and the grid forwarder is a data plane component that provides an end-to-end connection from a client to a network service terminal. According to the method, a dynamic advanced network function can be provided for applications deployed in the Kubernetes, and the defect that the Kubernetes support a cloud native application network is overcome.
Owner:SHANDONG LANGCHAO YUNTOU INFORMATION TECH CO LTD

Complex computing power system parallel processing method for realizing performance optimization based on flexible configuration

The invention belongs to the technical field of complex computing power systems, and particularly relates to a complex computing power system parallel processing method for realizing performance optimization based on flexible configuration, which comprises the following steps: an application system receives a plurality of parallel job tasks and completes configuration of task relevance configuration files; the main control node machine monitors the idle computing power resources of all the parallel node machines to obtain an idle computing power resource result; the main control node machine allocates idle computing power resources of the parallel node machines to the parallel job tasks; the master control node machine generates a task execution instruction corresponding to each parallel node machine according to the allocation result of the idle computing power resources of the parallel node machines; and the parallel node machine carries out corresponding job processing, and in the job processing process, flow control is carried out according to the task relevance configuration file until the job is completed or stopped. According to the method, rapid parallel computing under multiple algorithms and grouping tasks under different task types can be realized, and the execution efficiency of parallel computing is greatly improved.
Owner:航天科工智能运筹与信息安全研究院(武汉)有限公司

Method and apparatus for quick prototyping of embedded peripherals

The disclosure describes methods and apparatus for quickly prototyping of a solution developed using one or more sensing devices (e.g., sensors), functional blocks, algorithm libraries, and customized logic. The methods produce firmware executable by a processor (e.g., a microcontroller) on an embedded device such as a development board, expansion board, or the like. By performing these methods on the apparatus described, a user is able to create a function prototype without having deep knowledge of the particular sensing device or any particular programming language. Prototypes developed as described herein enable the user to rapidly test ideas and develop sensing device proofs-of-concept. The solutions produced by the methods and apparatus improve the functioning of the sensor being prototyped and the operation of the embedded device where the sensor is integrated.
Owner:STMICROELECTRONICS INT NV

A system implementation method for data storage and push of a large number of devices in the Internet of Things system

ActiveCN108965483BReduce data volumeReduce concurrent write operationsTransmissionEngineeringData store
The invention discloses a system implementation method for data storage and push of a large number of devices in the Internet of Things system, including the following steps: Step 1: respectively divide each device into the group to which it belongs; Step 2: query according to the source of the data collected from the device device-topic table, get the group topic to which the data belongs, and then insert it into the push-data table; Step 3: Establish a mapping relationship between topic and url, and insert it into the okhttp-push table; Step 4: Use okhttp-push The value of topic and mid in each row in the push table is used to query the push-data table, and the data under the topic that has not been successfully received by the user corresponding to the url address is sent sequentially with okhttp; step 5: through the response data of okhttp , to determine whether the user has successfully received the push message, and if it is successfully received, update the mid corresponding to the topic and url in the okhttp‑push table. The present invention realizes storing a large amount of data collected from various devices, such as gateway devices, terminal nodes and other arbitrary devices, in a database, and pushing them to each user.
Owner:武汉慧联无限科技有限公司
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