119 results about "Message frame" patented technology

A communication method is performed by a non-Access Point Station Multi-Link Device (non-AP STA MLD). The method includes: determining a first message frame, wherein the first message frame includes identification information for indicating an operation mode to be maintained, and the identification information corresponds to link information for identifying a link to which the operation mode is applicable; and sending the first message frame.

The invention discloses a fault processing method and device and a storage medium, and relates to the technical field of digital information transmission, and the method comprises the steps: when a communication link between a first EtherCAT slave station and a previous EtherCAT station is detected to be interrupted, when a message frame in a preset format is received, sending the message frame to a first EtherCAT slave station; judging whether a message index corresponding to the message frame is written into a message initial index register of the first EtherCAT slave station or not; if yes, modifying a circular flag bit field in the message frame from 0 to 1 to obtain a modified circular flag bit field; and the modified message frame is sent to a second EtherCAT slave station, so that the second EtherCAT slave station carries out discarding operation on the message frame based on the modified circular flag bit field, and the second EtherCAT slave station is an EtherCAT slave station which is located at the downstream of the first EtherCAT slave station and has the smallest distance from the first EtherCAT slave station. The technical problem that when link interruption occurs between slave stations in an EtherCAT protocol scene, the message continuously oscillates in a disconnected loop is solved, so that continuous oscillation of the message is prevented, and the stability and reliability of a system are improved.

A multi-connection reestablishment method, for use in a first device, and comprising: sending a first message frame, the first message frame comprising: a connection identifier of multiple connections of a first device and a second device, and media access control MAC addresses of the first device, one connection being associated with one MAC address of the first device.

The invention relates to an IRNSS navigation signal simulation generation method and system based on parameter compensation, and the method comprises the steps: receiving original signal data outputted by an IRNSS navigation receiver, and receiving a target machine position coordinate and a velocity vector; analyzing the navigation message to extract ephemeris parameters, and calculating the real-time position and velocity vector of the satellite; calculating a Doppler frequency compensation value and a pseudo code time delay compensation value; according to the pseudo code time delay compensation value and a preset target simulation coordinate, modifying a signal emission time field in the navigation message, generating a simulation navigation message frame, carrying out forward error correction coding processing, generating a coding symbol sequence, and carrying out modulo-two addition operation on the coding symbol sequence and a pre-generated PRN pseudo code sequence to obtain a baseband spread spectrum signal; generating an intermediate frequency carrier signal according to the Doppler frequency compensation value and the carrier phase; and modulating the baseband spread spectrum signal to the intermediate frequency carrier signal, and outputting an intermediate frequency analog signal. According to the invention, the concealment of signal simulation and the success rate of capturing the analog signal by the target receiver can be improved.

The embodiment of the invention provides a multi-link communication method and device, a computer readable medium and electronic equipment. The multi-link communication method comprises the following steps: generating a first message frame, wherein the first message frame is used for requesting to transmit a data packet of a specified service type by adopting multiple links; and sending the first message frame. According to the technical scheme provided by the embodiment of the invention, the transmission efficiency and reliability of the service data packet with a relatively high real-time requirement can be improved.

The invention discloses a data transmission device, which comprises an on-chip network interface module used for receiving messages sent by a first core grain in real time by taking data sub-packets as units and classifying each data sub-packet into a virtual channel matched with the on-chip network interface module according to the message type in each period, the on-chip network interface module internally comprises a plurality of parallel virtual channels; the interconnection control main body module is used for arbitrating and obtaining a target virtual channel in a plurality of virtual channels of the on-chip network interface module in each period, obtaining a data sub-packet from the target virtual channel, packaging a message frame, and sending the packaged message frame to the physical transmission layer module; and the physical transmission layer module is used for sending a message frame received in real time to the second core grain, and the device reduces the transmission delay of a complete message as much as possible on the premise of ensuring the correctness of data transmission between the core grains, and meanwhile, ensures the transmission efficiency and improves the transmission bandwidth.

This disclosure provides a method and system for automotive diagnostic services based on a modular UDS protocol, relating to the field of automotive UDS development technology, including a host computer, PCAN, and an electronic control unit (ECU). The ECU includes a network layer and a session layer. The host computer sends diagnostic messages to the ECU via PCAN. After receiving the diagnostic message from the host computer, the ECU distinguishes the network protocol control information type of the diagnostic message, determines whether the current network state of the network layer allows receiving the diagnostic message frame, and determines whether the addressing mode, session mode, and security level are equal to the ECU's configuration information. If the network layer allows reception, the session layer determines whether the ECU supports the service. After the session layer confirms the response type to be sent, the network layer sends one or more frames according to the protocol type. This disclosure enables rapid iteration when adding or removing UDS services, reducing code modifications.

A communication method and apparatus include: determining a first message frame, where the first message frame includes a transmit power envelope element, and the transmit power envelope element includes information indicative of maximum transmit power for a 320 MHz / 160+160 MHz bandwidth; and transmitting the first message frame.

The present disclosure provides a communication method and a communication apparatus for wireless local area network aware measurement feedback. The communication method comprises: determining an aware measurement setup message frame, wherein the aware measurement setup message frame comprises first information associated with a time slot of the wireless local area network aware measurement feedback, wherein the time slot represents a time interval for feeding back an aware measurement result; and transmitting the aware measurement setup message frame.

A wireless communication method is performed by a first device, and includes: sending a first message frame carrying a flexible multicast service (FMS) descriptor element on a transmission link, wherein the FMS descriptor element at least comprises transmission parameters for transmitting FMS streams on a plurality of transmission links.

A method for multi-link communication includes: determining a first message frame, wherein the first message frame includes first identifier information configured to identify spatial streams used for a transmitting operation, and second identifier information configured to identify spatial streams used for a receiving operation, and the transmitting operation and the receiving operation are performed simultaneously in at least one pair of links supporting simultaneous transmitting and receiving functionality; and transmitting the first message frame.

The embodiment of the present disclosure relates to the technical field of mobile communication, and provides a communication method, device, equipment and storage medium, which can be applied to a wireless local area network sensing initiating device. The method comprises the following steps: receiving a wireless local area network sensing measurement establishment response frame carrying sensing measurement parameters of a wireless local area network sensing measurement response device; determining a first message frame based on the sensing measurement parameters; and sending the first message frame, wherein the first message frame is used to indicate acceptance or rejection of the sensing measurement parameters. The embodiment of the present disclosure can enable the wireless local area network sensing initiating device to send a first message frame to a response device to indicate acceptance or rejection of sensing measurement parameters of the response device in the case that the wireless local area network sensing initiating device receives a wireless local area network sensing measurement establishment response frame carrying sensing measurement parameters sent by the wireless local area network sensing response device.

Embodiments of the present disclosure relate to a secondary channel communication method, a communication device, and a communication system. The secondary channel communication method comprises: a sending end receives a first message frame in a secondary channel, wherein the first message frame comprises: a first identifier indicating the duration of the first message frame; and the first identifier is set as the duration, sensed by a receiving end, in which an overlapping basic service set physical protocol data unit (OBSS PPDU) occupies a primary channel, or is the same as the duration identified by a second identifier of a second message frame sent by the sending end, so as to ensure that the duration of communication in the secondary channel is not greater than a network allocation vector (NAV) timer duration sensed or set in the primary channel, so that both the sending end and the receiving end can perform communication in the secondary channel, thereby meeting UHR transmission requirements.

The present disclosure provides a communication method and a communication device. The communication method comprises: determining a first message frame, wherein the first message frame comprises a transmit power envelope information element, and the transmit power envelope information element comprises information indicating a maximum transmit power of a bandwidth of 320 MHz / 160+160 MHz; and transmitting the first message frame. The example embodiments of the present disclosure can improve the spectrum utilization.

The embodiments of the present disclosure relate to the technical field of communications, and provide a communication method and apparatus, and a device and a storage medium, which can be applied to an AP MLD. The method comprises: determining a first message frame, wherein the first message frame comprises a first information domain, and the first information domain is used for respectively indicating that an operation parameter update request corresponding to each first communication connection is approved or rejected, and is used for indicating the number of first communication connections, or, the first message frame comprises a second information domain and a third information domain, the second information domain is used for respectively indicating that an operation parameter update request corresponding to each first communication connection is approved or rejected, and the third information domain is used for indicating the number of first communication connections, each first communication connection being a communication connection for a non-access point multi-link device (Non-AP MLD) to request that a multi-link operation parameter update is performed; and sending the first message frame. The embodiments of the present disclosure can provide a method for an AP MLD to respectively respond to an operation parameter update request corresponding to one or more communication connections.

A method for communication with multiple connections is provided. The method can include sending a first message frame and a second message frame with a first connection and a second connection among the multiple connections, respectively, and resending the first message frame after a first waiting duration, in response to receiving a second feedback message frame related to the second message frame with the second connection and not receiving a first feedback message frame related to the first message frame with the first connection.

A method for communication on multiple links, includes: determining a first message frame; and sending the first message frame, wherein the first message frame includes parameter information of the communication on the multiple links.

This invention belongs to the field of satellite telemetry, tracking, and command (TT&C) technology, and provides a method and system for real-time scheduling of short message resources during overseas orbit control. The method includes: satellite control software constructing a short message frame library and pre-configuring fixed-length normal frames and orbit control-specific frames; attitude and orbit control software monitoring orbit control status in real time, satellite control software identifying orbit control ignition commands and orbit control stage markers, and initiating a dual-queue parallel transmission mechanism; configuring the link for relay satellites according to the dual-queue parallel transmission mechanism and implementing frequency division multiplexing downlink; and entering a transition period after orbit control monitoring ends, performing periodic attenuation control on the orbit control-specific frames. This invention solves the problem of real-time status monitoring failure for geostationary orbit satellites during overseas orbit control, increasing the orbit control anomaly identification rate to over 99%, breaking through monitoring real-time limitations, and significantly improving the safety and controllability of overseas orbit control; optimizing resource utilization, enhancing adaptive capabilities, and achieving second-level on-demand downlink of key parameters and dynamic optimization of channel resources.

This disclosure relates to the field of mobile communication technology, providing a wireless communication method, apparatus, device, and storage medium applicable to site devices supporting multiple connections. The method includes: determining a first message frame, the first message frame including identification information bits, the identification information bits indicating that the site device supporting multiple connections supports Mobile Multiple Access Point (MMP) functionality; and sending the first message frame to the first site device. The wireless communication method provided in this disclosure can be used to inform the first site device that the currently supporting site device supports MMP functionality, exhibiting high applicability.

A device power saving method, and the method includes: generating a first message frame; sending the first message frame to the second device in one or more links associated with the second device; receiving a second message frame fed back by the second device in the one or more links associated with the second device, determining whether to enter a sleep mode in a sleep-mode-candidate link indicated by the identifier information bit based on the second message frame, and determining that the first device enters a sleep mode in all links with the second device, and then monitoring a downlink frame in one of the one or more links associated with the second device and obtaining time synchronization information for maintaining synchronous communication with the second device while all the plurality of links with the second device are in the power saving mode.

This application provides a data parsing method, apparatus, device, medium, and product. It receives data message frames sent by a water resources monitoring device. The data message frame includes a user data area, which comprises address field data, user data field data, and control field data. The address field data is parsed to obtain the station address of the water resources monitoring device. Based on the function code and station address in the control field data, a target parsing method for the user data field data is determined. The user data field data is then parsed into formatted data according to the target parsing method. The embodiments of this application can improve the data parsing efficiency of water resources monitoring devices.

The application provides a design method of a Beidou short message receiver based on an FPGA, which realizes capturing of global short messages and regional short messages, ensures continuous tracking of signals under truncated m1 sequence spreading, and receives Beidou short message signals without distortion. A short message sampling data buffer module is combined with a capturing module, and through timing control, the capturing module realizes capturing of a regional short message frame header using truncated m sequence spreading and a global short message frame header using periodic short code spreading; a tracking module integrating a pseudo code switching control module, a lead-just-lag code oscillator, a PN code length calculation module, a frequency synchronization loop and a timing synchronization loop is interacted with a short message decoding module, and realizes continuous tracking of global short messages and regional short messages; and the Beidou receiver architecture can receive global short messages and regional short messages.

A communication method, includes: determining a first message frame, wherein the first message frame at least includes a subfield for indicating bandwidth information and the subfield for indicating bandwidth information is configured to identify configuration information for resource units (RUs) at a first channel bandwidth; and sending the first message frame.

Some examples described herein provide for interconnect in chiplet systems, for example system-level techniques for error correction in chip-to-chip interfaces. In an example, a method of error correction includes receiving, at a first chiplet, a data message via a set of interconnect, and transmitting a first control message that requests retransmission of the data message based on detecting an error associated with receiving the data message. The method also includes transmitting one or more instances of a second control message that indicates an idle operation at the first chiplet until the first chiplet receives a third control message that triggers an end of a retransmission mode. The method also includes transmitting a fourth control message frame indicating the end of the retransmission mode, and receiving a retransmission of the data message from the second chiplet.

The invention discloses a man-machine interaction method and system based on MCP large language model dynamic graphical user interface generation, and relates to the field of man-machine interaction, and the method comprises the steps that an intelligent back end maps an identified user interaction intention into a structured MCP message frame through a protocol encoder; after the rendering front end receives the message frame, a virtual component structure tree is generated through strong type protocol specification verification, an interface updating patch is obtained through difference calculation, and a local component is dynamically instantiated to generate a real-time interaction interface; then capturing user operation, packaging the user operation into a state feedback message, returning the state feedback message to a rear end, triggering incremental reasoning of the model to determine whether to update an interface, and forming an intention-protocol-rendering-feedback interactive closed loop; according to the method, dynamic interaction of generation and evolution of a large language model interface along with natural language dialogue is achieved, the stability and safety of generation are improved through protocol layer strong verification, and low-delay response and deep man-machine cooperation are achieved through a difference rendering and event feedback mechanism.

The application belongs to the technical field of automobile electronic communication network testing, and particularly relates to a communication IP core integrated with a multi-protocol interference function and a working method thereof. The communication IP core integrated with the multi-protocol interference function comprises: a protocol frame processing unit configured to dynamically adapt and process communication message frames of a corresponding protocol type according to preset protocol configuration information; an interference scheduling unit configured to monitor a processing state of the protocol frame processing unit in real time, and generate an interference instruction to an interference execution unit according to the processing state and preset interference configuration parameters; and the interference execution unit configured to execute an interference operation on bus messages output by the protocol frame processing unit according to the interference instruction.

The present invention discloses a communication method and apparatus, and supports an IEEE protocol (e.g., the IEEE 802.11be / Wi-Fi 7 / EHT protocol, the IEEE 802.11bn / UHR / Wi-Fi 8 protocol, the IEEE 802.15 / UWB protocol, or the IEEE 802.11bf / sensing protocol). The method includes: a station receives a first radio frame from an access point in a first mode, wherein the first radio frame is used to trigger the station to switch modes, and the first radio frame includes station identification information; the station switches from the first mode to the second mode upon receiving the first radio frame; and the station receives a message frame from the access point in the second mode. The power consumption of the station in the first mode is lower than the power consumption of the station in the second mode. This solution can ensure that the station is enabled, only by a Wi-Fi signal sent to the station, to switch modes, thereby reducing the power consumption of the station.

The invention discloses a communication system and an antenna selection method thereof. The communication system includes a transceiver circuit and a controller circuit. The transceiver circuit sequentially transmits a first trigger message frame and a second trigger message frame to the electronic device, so that the electronic device responds to the first trigger message frame to send a first packet with a first spatial stream number and responds to the second trigger message frame to send a second packet with a second spatial stream number. The transceiver circuitry receives a first packet via a first set of antennas and a second packet via a second set of antennas. The controller circuit determines first channel state information corresponding to the first group of antennas according to the first packet, determines second channel state information corresponding to the second group of antennas according to the second packet, and selects a corresponding group of antennas from the first group of antennas and the second group of antennas according to the first channel state information and the second channel state information. Data is received from the electronic device via the corresponding group of antennas.

This application relates to the field of intelligent connected vehicles, and provides a variable-rate OTA upgrade method, device, and VBOX. The method includes: sending a first message frame to a target ECU at a first master control bus rate; determining a second slave control bus rate and a second master control bus code based on a first slave control load rate and a first slave control bus rate extracted from a first response message; sending the second slave control bus code to the target ECU to cause the target ECU to adjust the first slave control bus rate to a second slave control bus rate corresponding to the second slave control bus code; adjusting the first master control bus rate to a second master control bus rate consistent with the second slave control bus rate; and sending a second message frame to the target ECU at the second master control bus rate. This application can achieve variable-rate data transmission and upgrade flashing based on the ECU's flashing capability and load rate, thereby achieving optimal upgrade flashing with high efficiency.

The invention discloses a positioning time service method for satellite communication and related equipment. The method comprises the following steps: firstly, determining a message frame of a navigation message to be broadcasted by a satellite; the message frame comprises a plurality of message subframes; the target time slot corresponding to any one of the plurality of message subframes is used for broadcasting the message data of any one message subframe, and the remaining time slots except the target time slot in the time domain where the target frequency subband corresponding to any one message subframe is located are used for broadcasting the ranging code of any one message subframe; and then, for each message subframe in the plurality of message subframes, broadcasting a navigation signal of the message subframe to the terminal on the target frequency sub-band corresponding to the message subframe. The method comprises the following steps: determining a target frequency sub-band of each message sub-frame of a navigation message, setting a target time slot corresponding to each message sub-frame as message data of a broadcast message sub-frame, and setting residual time slots, except the target time slot, of a time domain where the target frequency sub-band corresponding to each message sub-frame is located as broadcast ranging codes; the Doppler ranging precision can be improved.