27results about How to "Fast data transfer" patented technology

The embodiment of the invention provides a communication mode self-adaptive switching method, device and equipment based on an SDN (Software Defined Network), which are applied to the technical field of communication, and the method comprises the following steps: receiving a real-time monitoring result reported by a channel state monitoring unit, analyzing the monitoring result, and obtaining a current communication demand and channel state information; according to the current communication requirement and the channel state information, whether communication mode switching or transmission resource redistribution needs to be carried out is judged; if communication mode switching or transmission resource redistribution needs to be carried out, a corresponding instruction is generated and sent to the programmable network equipment; therefore, after the programmable network device receives the instruction, corresponding operation is executed, and communication mode switching or transmission resource redistribution is completed. In this way, the limitation of a single communication mode and fixed transmission resource allocation can be effectively overcome, and a more reliable, efficient and flexible communication solution is provided for the modern communication field.

The invention discloses a method and a system for improving data interaction efficiency of a hyper-converged architecture, relates to the technical field of hyper-converged architectures, and aims to solve the problems of network bottleneck and storage delay of data transmission among different virtual machines or containers in the conventional hyper-converged architecture. According to the scheme, a data transmission optimization module needs to be introduced into a hyper-converged architecture, so that the data access speed and the network efficiency are improved through data prefetching and an intelligent routing technology; the distributed cache module is used for relieving the pressure of a single node and ensuring accurate synchronization of data through data locality optimization and cache consistency management; the parallel data processing module is used for improving the data processing efficiency through task parallelization and data fragmentation technologies; and the self-adaptive load balancing module is used for dynamically adjusting resource allocation according to the system load and the resource use condition so as to realize the balance of calculation, storage and network load. The method reduces the delay, improves the throughput, and improves the overall performance and resource utilization rate of the system.

The invention relates to an IP and IPFC bridging device based on an FPGA, belongs to the technical field of Ethernet network and FC-AE network communication, and solves the problem of complexity of Ethernet network and FC-AE network communication equipment in the prior art. The bridging device comprises an IP data transmission module used for analyzing an IP data frame sent by an Ethernet network, transmitting the IP data frame to a conversion control module, and transmitting the IP data frame converted by the conversion control module to the Ethernet network; the IPFC data transmission module verifies the FC data frames sent by the conversion control module, transmits the FC data frames without errors to the FC-AE network, and transmits the FC data frames sent by the FC-AE network to the conversion control module; the conversion control module converts effective data sent by the IP data transmission module into FC data frames, sends the FC data frames to the IPFC data transmission module, converts the FC data frames sent by the IPFC data transmission module into IP data frames, and sends the IP data frames to the IP data transmission module. Communication between the Ethernet network and the FC-AE network is realized, and the device is simple.

A communication method and system are provided for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT). The disclosure can be applied to smart services based on 5G communication technologies and IoT-related technologies, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. The disclosure relates to a scheme for improving operation of a terminal in an RRC inactive mode.

The embodiment of the invention discloses a data transmission method and device based on a longitudinal encryption authentication device and a readable medium. A specific embodiment of the method comprises the following steps: carrying out dynamic identity confirmation on a target substation; generating a data transmission tunnel and transmission configuration information; carrying out data packet grouping on to-be-transmitted data packets in the to-be-transmitted data packet sequence; generating an identity verification label corresponding to the to-be-transmitted data packet group; according to the data security configuration information and the longitudinal encryption authentication device, performing data encryption on a data load in a to-be-transmitted data packet in the to-be-transmitted data packet sequence and the obtained identity verification tag sequence; and transmitting the encrypted data packet sequence to the target substation through the data master transmission tunnel, and transmitting the encrypted identity verification tag sequence to the target substation through the data slave transmission tunnel. According to the implementation, the data transmission logic is optimized, the data delay is reduced, and the data security of the data related to the power system in the data transmission process is ensured.

The application provides a CT stand, a signal transmission method of the CT stand, a CT device and a storage medium. The application can realize simple structure, low cost, low power consumption, stable data transmission and fast data transmission speed. The CT stand comprises a rotating part, an X-ray tube ball and a detector; a fixed part supporting the rotating part; a slip ring for power transmission and transmission of communication signals based on power line carrier communication between the rotating part and the fixed part; a parameter determination part for determining actual communication channel estimation parameters corresponding to the communication signals based on a channel estimation data model according to the rotating speed and rotating angle of the rotating part of the CT stand at the time when the communication signals are transmitted; and a signal transmission control part for controlling the transmission of the communication signals by modulating / demodulating the communication signals using the actual communication channel estimation parameters.

The invention relates to an intelligent driving data transmission method and device, an intelligent cabin system and a vehicle, the method is applied to the intelligent cabin system, and the method comprises the following steps: receiving intelligent driving data based on an external Ethernet interface, and receiving demand information of each function application in the intelligent cabin system based on an internal Ethernet interface; according to the demand information of each function application, the intelligent driving data is classified, multiple groups of data streams are obtained, and each group of data streams corresponds to at least one function application; and transmitting the data stream to a corresponding function application based on an internal Ethernet interface. According to the invention, data distribution and transmission among functional applications in the intelligent cockpit system based on the Ethernet are realized, the transmission path is short and relatively fixed, and the Ethernet is adopted to transmit data in the whole vehicle network system, so that the vehicle data transmission efficiency is high.

The utility model discloses a television and a television mainboard. The television mainboard comprises a central processor, a protocol conversion main control chip, a first interface and a USB HUB module. Wherein the central processor is connected with the protocol conversion main control chip and the USB HUB module, and is connected with external equipment through the USB HUB module; and the protocol conversion main control chip is also connected with the first interface and is externally connected with a solid state disk through the first interface. The television mainboard provided by the embodiment of the utility model can be connected with the solid state disk by arranging the external interface. According to the embodiment of the utility model, the central processing unit is connected with the protocol conversion main control chip, so that the storage space is expanded, compared with peripherals such as a USB external USB flash disk, the storage scheme provided by the utility model is larger in capacity and faster in transmission, and the central processing unit provided by the embodiment of the invention can be connected with a USB HUB module, so that a plurality of USB interfaces on a television mainboard are expanded, and the problem that the USB interfaces are not enough due to connection with the protocol conversion main control chip is avoided.

The present invention discloses an ACIM architecture circuit based on SRAM that can realize inter-core interconnection, which is composed of a plurality of computing core circuits that communicate with each other, and the computing core circuit includes a DPW-CIM macro circuit based on a dual-port parallel weight read (DPW) strategy and a near memory extensible communication module (NM-eCM) circuit. The DPW-CIM macro circuit reads and writes the weights in the storage unit in SRAM mode; and performs multi-bit multiplication and addition operations through a dual-port parallel weight read strategy in CIM mode. The NM-eCM circuit realizes an interconnection network between DPW-CIM macro circuits by means of a "priority" judgment mechanism and adjacent broadcast communications. This architecture circuit is designed to improve the work efficiency, data throughput and general scalability of the ACIM architecture used to accelerate neural network calculations, and is suitable for inference acceleration tasks of neural network models of different scales.

The invention relates to the technical field of instant messaging, and discloses an intelligent block chain point-to-point instant encryption communication method and system, and the method comprises the steps: obtaining all devices, and recording the devices as a first device, a second device,..., and an Nth device, acquiring the signal-to-noise ratio and the required time length of the signal transmitted between any two devices through a signal-to-noise ratio test strategy and a transmission time length test strategy; when a user sends a signal to target equipment, if the target equipment does not receive the signal, selecting a signal transmission path according to a signal transmission path selection strategy; if the signal is received, judging whether the signal meets the standard or not according to a first judgment strategy, if yes, directly sending the signal, and if not, selecting a signal transmission path and dynamically adjusting the signal in the path; the system comprises a signal transmitting module, a signal receiving module, a control module, a signal-to-noise ratio testing module and a transmission duration testing module.

The present invention belongs to the technical field of digital circuit design optimization, and more specifically, relates to a timing-balanced large-scale integrated circuit design logic optimization method, device and computer-readable storage medium. The method includes obtaining a netlist to be optimized, taking out a combinational logic chain with more than Z cascaded combinational logic devices of the same type in the netlist; analyzing the operational characteristics of the logic gates or logic blocks in the combinational logic chain, and designing the minimum logic unit; using the minimum logic unit to optimize the combinational logic circuit structure corresponding to the combinational logic chain to compare whether the functions of the combinational logic circuit structure generated by the minimum logic unit and the combinational logic chain before optimization are completely consistent. The present invention solves the problem that the logic gate optimization has the disadvantages of increasing complexity and extending the design cycle in the timing optimization of large-scale integrated circuit design.

The present invention discloses a wireless network communication interaction method and system based on cloud computing, which relates to the cross-technical field of the Internet of Things and cloud computing, including collecting real-time data of wireless channel status, network traffic demand and device energy status; storing real-time data in the distributed storage architecture of the cloud computing platform to form a real-time data set and a historical data warehouse; using the real-time data set and the historical data warehouse in the cloud computing platform to build a deep learning model and generate prediction results; implementing dynamic coding methods, modulation mode adjustments, optimized routing strategies, and cross-layer resource interaction and collaborative optimization of network slices on edge cloud computing nodes based on dynamic coding adjustment parameter sets. The present invention realizes intelligent dynamic optimization of wireless network resources by integrating cloud computing, deep learning and genetic algorithms, improves spectrum utilization and energy efficiency, ensures high performance and stability of the network, provides a strong adaptive strategy for wireless communication interaction, and promotes significant performance enhancement.

The present invention relates to the field of electrical communication technology, and in particular to a communication method and a communication system applied to a communication network, which are used to solve the problems that the existing equipment and method for controlling base stations of a communication network cannot analyze the network base stations that are being connected for communication, have not set up alternative network base stations and cannot analyze the ones that cannot be set up, and cannot ensure the stability of the communication network; the communication system includes a network monitoring module, a communication network platform, a base station management module, a data acquisition module and a data analysis module; the communication method can analyze the network base stations that are being connected for communication in real time through deviation values, and then analyze the alternative network base stations, and finally select the best network base station for communication connection, which can realize fast and convenient data transmission, and can also ensure the efficiency and reliability of data transmission. The communication method is suitable for various communication network environments and has broad application prospects.

The application provides an array antenna cluster interference processing method, an electronic device and a storage medium. The method comprises the following steps: determining a virtual steering vector corresponding to a virtual interference source, and determining an interference steering vector corresponding to a previous interference source and an interference steering vector corresponding to a current interference source; determining an optimal weight vector corresponding to the previous interference source; determining an optimal weight vector corresponding to the current interference source according to the optimal weight vector corresponding to the previous interference source, the interference steering vector corresponding to the current interference source, a coefficient corresponding to the current interference source and a preset constraint condition; and determining a null level corresponding to the current interference source according to the virtual steering vector, the interference steering vector corresponding to the current interference source and the optimal weight vector corresponding to the current interference source. The application realizes accurate control of the level at a specific angle, and then realizes accurate suppression of cluster interference by a single radar.

The invention provides a network connection method and device, electronic equipment, a storage medium and a program product. The method comprises the steps of performing network initialization on a target container in response to a starting operation on the target container, and generating an initial configuration file; acquiring network parameters of the wireless bandwidth network; establishing a target tunnel between the target container and the wireless bandwidth network according to the initial configuration file and the network parameters; and accessing the target container to the wireless bandwidth network according to the target tunnel. According to the method, the communication efficiency of the network is improved.

The application provides a carrier frequency synchronization method applied to a frequency hopping data transmission system, the frequency hopping data transmission system comprising a transmitting end and a receiving end, and the method comprises the following steps: the transmitting end processes to-be-sent data into a data frame, adds a pilot head based on a ZC sequence to the data frame to form a frequency hopping data transmission frame, and sends a radio frequency signal carrying the frequency hopping data transmission frame to the receiving end; the receiving end acquires the radio frequency signal, processes the radio frequency signal into a digital signal; carrier synchronization processing is performed on the digital signal, carrier frequency scanning is performed on multiple frequency hopping points to screen effective communication frequency points; the starting position of the data frame is determined according to the effective communication frequency points, data demodulation and decoding are performed on the data frame, and original data is recovered. Through the application, the excellent autocorrelation characteristics of the ZC sequence and the intelligent double-peak detection mechanism are utilized to realize carrier frequency synchronization without strict time synchronization, and fast and anti-interference data transmission is completed.

The present disclosure describes systems and techniques for controlling access to user information using transient user identifiers. In one aspect, a method includes determining, for a given domain, a user's engagement with content provided by the given domain for display by an application at a client device of the user. Based on the user's engagement, a link between a user identifier of a user extending the application for the given domain is determined. In response to determining a link between the user identifier of the user extending the application for the given domain, one or more future domain-specific transient user identifiers for the user and the given domain are obtained. An attestation record including a current domain-specific transient user identifier and one or more future domain-specific user identifiers is generated, and the attestation record is sent to the given domain.

A method at a first communication node side for wireless communication with a second communication node, at least one of the first communication node and the second communication node being in a reduced power consumption state for wireless communication related activities, the method has the following steps: transmitting a first data set to the second communication node in accordance with predefined or preconfigured control information; the control information is only arranged in a backspacing downlink control information format; or the control information is only arranged in a first simplified backoff downlink control information format; or the control information is arranged in a format selected from a plurality of fallback downlink control information formats and / or one or more second simplified fallback downlink control information formats.

The embodiment of the present application provides a data transmission method based on master-backup switching, which comprises the following steps: in the case of switching a target backup base station into a target master base station, sending reset request information to a target terminal; in the case of receiving reset completion information from the target terminal, using first communication data, second communication data and an uplink sequence number to perform data transmission on the target terminal for to-be-transmitted data. The method provided by the embodiment of the present application simplifies backup operation, saves resources for backing up the uplink sequence number, realizes fast and efficient backup, thereby further improving the efficiency of master-backup switching, and the data transmission for to-be-transmitted data can be quickly recovered.

The present disclosure relates to the field of artificial intelligence computing hardware, in particular to a double-chip OAM board card module, an accelerator module and an accelerated computing server, the double-chip OAM board card module comprising: an OAM substrate; two acceleration chips arranged on the OAM substrate along a first direction; and two optical engine modules arranged on the OAM substrate along a second direction, and the two optical engine modules are respectively located on two sides of the two acceleration chips, and the second direction intersects the first direction. The present disclosure helps to simplify the wiring of the high-speed electrical interconnection link from the high-speed input / output interface of the acceleration chip to the optical engine module in the OAM substrate, and helps to solve the problem of signal integrity of the physical link from the high-speed input / output interface to the optical engine module, thereby helping to improve the data transmission speed of the acceleration chip, and helping to break through the computing power bottleneck of the accelerated computing server.

The invention provides a data transmission method of a multi-link data transmission terminal, which comprises the following steps that the following steps are carried out in sequence; the method comprises the following steps: step 1, acquiring all networks selected by a mobile phone terminal, acquiring the type of each network, and creating a socket according to the network type; 2, the number of sockets is created according to the number of the networks obtained in the step 1, all the sockets are in one-to-one correspondence with the networks, and each socket is connected with the corresponding network; a network is divided into a wired network and a wireless network, and the wired network and the wireless network are processed by different threads; for a wired network, acquiring an ip and a port of the wired network, and creating a socket and a connection network according to the ip and the port; the method comprises the following steps: for a wireless network, acquiring network ip and ports respectively according to access point names of Wifi and 2G, 3G and 4G cellular networks, and establishing a socket connection network according to respective ip and port; and step 3, after each socket is created, periodically sending a heartbeat packet to the server for detecting whether each network is unobstructed or not.

The invention relates to the technical field of off-line interaction, and provides an off-line voice cross-device control method and device, equipment, a medium and a product, the method is applied to voice equipment, and the method specifically comprises the following steps: in an off-line state, obtaining a user voice instruction; a controlled device and a control instruction are determined according to the user voice instruction; the control instruction is sent to the controlled device, and an execution result is fed back to the user according to the state of the controlled device within the preset time; through the above mode, on the premise that the equipment is not networked, cross-machine control of other equipment can be realized through offline voice recognition and offline communication technologies, more application scenes are adapted, and more convenience and security are provided for users.

The embodiment of the invention provides a compressible flow simulation method and device, computer equipment and a storage medium, and the method comprises the steps: arranging a multi-core structure of a target chip architecture into a preset two-dimensional structure, and obtaining a plurality of operation cores of the target chip architecture; dividing preset compressible flowing fluid data into a plurality of data blocks, and inputting the divided data blocks into each operation core; in each operation core, fluid parameters at the moment n + 1 in the data with the number k are determined according to the fluid parameters at the moment n in the data with the number k, n is an iteration time step, and the value ranges from 0 to a preset value; an analog calculation result of the target chip architecture on the preset compressible flow is determined according to the fluid parameters at the n + 1 moment under the condition that n is a preset value in all the operation cores, parallel calculation of the multiple operation cores and data transmission among the operation cores are achieved through the multiple operation cores of the target chip architecture, the complexity of intermediate transmission is reduced, and the data transmission efficiency is improved. And the calculation efficiency is improved.

The application discloses a Bluetooth transmission method and system, the method comprises the following steps: sending a plurality of Bluetooth data packets while detecting Bluetooth connection; after sending the Bluetooth data packet each time, judging whether the ACK response is correctly received; if yes, increasing the initial maximum transmission window of Bluetooth in response to the correct reception of the ACK response; if not, using dichotomy to find the optimal window size of the current transmission between the initial maximum transmission window and the transmission window threshold, the transmission window threshold being smaller than the initial maximum transmission window; repeatedly calculating the optimal window size of several transmissions, and determining the best Bluetooth transmission window based on the optimal window size of several transmissions for data transmission; the application can improve the efficiency of Bluetooth transmission data.

The invention provides a data transmission method and device, electronic equipment and a medium. The method comprises the steps that a command block package sent by an application in a cloud desktop is received, a command block is used for indicating a USB device to conduct read operation or write operation, and the data transmission amount in the command block package is larger than 0; sending a first command block reply packet corresponding to the command block packet to the application, and forwarding the command block packet to the USB device; if a data packet sent by the application is received and a second command block reply packet corresponding to the command block packet sent by the USB equipment is received, sending the data packet to the USB equipment; and if a data reply packet corresponding to the data packet sent by the USB device is received, forwarding the data reply packet to the application.

The invention discloses a compression representation method for fundamental wave parameters in alternating current parameters, and the method comprises the following steps: for each phase of electrical parameter of a three-phase alternating current, compressing sign bits of a real part and an imaginary part of a fundamental wave to the last 2 bits of corresponding power when a full wave is greater than a certain preset value, the sign bit of the fundamental current is compressed to the last two bits of the active power, and the sign bit of the fundamental voltage is compressed to the last two bits of the reactive power. The compression method is visual, rapid and convenient to use, and the comprehensive precision of three-phase alternating current signal measurement cannot be reduced.

The invention relates to the technical field of power system relay protection, and discloses a power dedicated chip-based distribution network relay protection method and system, and the method comprises the steps: selecting a chip matched with a power distribution terminal, installing a debugging device, and debugging the software running in the chip through debugging software; the debugging software sends a debugging command and data to the operating system, and the operating system converts the debugging command into a wireless signal according to the selected path and sends the wireless signal to the circuit board; the circuit board receives a wireless signal and transmits the wireless signal to the wireless protocol controller in the chip; the wireless protocol controller is configured to be in a debugging mode, converts received wireless signals into receiving data and sends the receiving data to the wireless debugging command analysis module. According to the method, remote debugging of the power distribution terminal is realized through dynamic data interaction between the wireless protocol controller and the debugging device. And the flexibility and convenience of the existing debugging scheme are improved.