74 results about "Signal interaction" patented technology

This invention discloses a ranging method and system based on a network data link, relating to the field of wireless communication ranging technology. The method includes the following steps: synchronizing the clocks of all nodes in the network and aligning the transmit and receive timings between nodes; each node in the network transmitting a synchronization signal within its allocated fixed transmission time slot according to a preset fixed frame structure; the receiving node calculating the theoretical time at which it receives the synchronization signal when the signal propagation delay is zero based on the synchronization clock and the preset fixed frame structure, and recording the actual time of receiving the synchronization signal; and the receiving node calculating the distance between itself and the node that transmitted the synchronization signal based on the time difference between the theoretical and actual times. This invention effectively eliminates ranging errors caused by crystal oscillator clock deviations between nodes, requires no external satellite signals or two-way signaling interaction, and achieves ranging by multiplexing the synchronization signal. It significantly reduces hardware costs while achieving high-precision, low-latency, and environmentally adaptable inter-node ranging.

The application discloses a robot joint driving board external control method, system and related device, which is used for realizing the externalization of the driving board to optimize the heat dissipation and space layout of the robot joint, and ensuring the timing coordination of the signal interaction between the driving board and the joint side. The method comprises the following steps: the driving board runs based on a preset control period, and sends a synchronization signal to the acquisition board through a synchronization signal channel at the starting stage of each control period; the acquisition board performs a clock synchronization operation in response to receiving the synchronization signal, so as to calibrate the internal working timing of the acquisition board; the acquisition board collects joint sensor data after performing the clock synchronization operation, and sends the joint sensor data to the driving board through a data communication channel; and the driving board performs timing alignment processing on the joint sensor data based on the timing corresponding relationship between the sending time of the synchronization signal and the receiving time of the joint sensor data, and completes joint control calculation.

This disclosure relates to the field of wireless communication technology, and in particular to a mobility handover method, apparatus, electronic device, and computer program product. The method includes: sending a first message to a terminal device, wherein the first message instructs the terminal device to perform a state or function transition, the terminal device being in an energy-saving state or having an energy-saving function enabled. This disclosure proposes to perform state transitions in advance for terminal devices in an energy-saving state or with energy-saving functions enabled, thereby reducing transmission performance losses due to mobility; and to provide advance configuration for the terminal device, enabling the terminal device to remain in and / or switch to an energy-saving state, achieving mobility handover between the terminal device and / or the network under deep energy-saving conditions through low-power signal interaction.

This invention belongs to the field of space laser communication and deep space exploration technology, and discloses an integrated detection device for space laser communication monitoring and interaction. The device includes a main body, on which are integrated a solar panel, a navigation imaging device, a communication antenna, a communication receiver, a radar, a landing support, and functional components for communication monitoring, environmental perception, and interactive operation. This invention forms a closed-loop system through electrical, signal, and mechanical connections, enabling simultaneous execution of multiple tasks, significantly improving the device's space operation efficiency, reducing the load pressure on space launch vehicles, and adapting to the space constraints of on-orbit operations. The communication antenna and receiver achieve bidirectional signal interaction through a high-speed laser communication module and are linked with the navigation imaging device and environmental sensors to ensure stable transmission and status monitoring of laser communication signals, which is beneficial for practical applications and operations.

The application provides a communication method and device, in which a terminal device sends context information stored by the terminal device to a network device (an access network device and / or a core network element). In this way, the network device before handover does not need to send the context information of the terminal device to the network device after handover, and the signaling overhead between the network devices can be saved; or the access network device and the core network element do not need to perform signaling interaction to create the context of the terminal device, and the signaling overhead between the access network device and the core network element can be saved.

This disclosure provides a network service interaction method, device, apparatus, and storage medium. The method, applied to a terminal, includes: acquiring network auxiliary information; determining network selection information based on the network auxiliary information; the network selection information indicating the service network selected by the terminal; sending a service request; and the service request including the network selection information. In this embodiment, network auxiliary information is provided to the terminal, enabling the terminal to select appropriate networks and resources according to its own service needs when initiating a service request, thereby saving signaling interaction overhead and improving the service interaction experience.

The application provides a motor train city area braking software integrated test system, and relates to the motor train city area braking software test technical field.The system comprises: a plurality of electronic brake control unit cabinets to be tested, a plurality of sub-simulation nodes, a main simulation node and a test service node; the sub-simulation nodes are electrically connected with the corresponding electronic brake control unit cabinets respectively, are used for simulating the external input signals of the electronic brake control unit cabinets and collecting the output signals of the electronic brake control unit cabinets; the main simulation node is used for controlling the signal interaction between the sub-simulation nodes and the electronic brake control unit cabinets by managing the train communication network and simulating the train bus control instructions; the test service node is used for uniformly configuring, parameter issuing and scheduling controlling the main simulation node and the sub-simulation nodes, and analyzing the output signals to generate a test report.The application realizes software configuration instead of physical replacement, significantly shortens the test preparation time, improves the test stability and prolongs the hardware life.

This invention discloses an adaptive control system for inspection drones, belonging to the field of drone intelligent control technology. This adaptive control system can automatically inspect the furnace, greatly reducing workload and improving inspection efficiency compared to traditional inspection methods. Furthermore, the automatic inspection avoids high-altitude operations, reducing the danger of inspection work. This invention can achieve continuous self-positioning of the drone based on preset reference objects within the furnace. This method can operate independently of GPS navigation, enabling rapid updates of the drone's spatial position even in furnaces with weak GPS signals. The entire process can be performed without signal interaction with other devices or platforms, significantly reducing the impact of signal interference. Additionally, when performing inspection tasks, the drone can operate outside of visual range without affecting its autonomous positioning, greatly enhancing the drone's inspection range and capabilities.

The application discloses a kind of adaptive spectrum truncation method, device, terminal and medium for single-carrier frequency division multiple access system, method includes: obtaining the context information of current transmission;Based on context information, from the plurality of candidate truncation factors predefined, determine the target truncation factor used by current transmission, wherein the target truncation factor is the ratio of the target frequency domain sample number to be cut off and the original discrete fourier transform point number;The target truncation factor is synchronized to the transmitting device and the receiving device, and the target truncation factor is used to perform discrete fourier transform and spectrum truncation processing on the modulation symbol to be currently transmitted, to generate and send the final time-domain waveform signal.The application focuses on the lightweight adaptive mechanism of frequency domain sample truncation, determines the target truncation factor through context information, realizes the dynamic trade-off of spectral efficiency and transmission power under the premise of no machine learning training and no complex signaling interaction, and is especially suitable for devices sensitive to complexity and latency.

This invention discloses an electric vehicle power domain controller. The power domain controller integrates seven controllers: a vehicle controller, a charging control unit, a motor controller, a main control board for the battery management unit, an on-board charger controller, a DC-DC converter controller, and a vehicle-to-charging station interconnection module. By integrating these seven controllers into a single power domain controller, this invention improves component reuse, reduces hard-wired connections, and saves on mounting brackets for each controller, resulting in a smaller and lighter vehicle, thus significantly saving space and weight. It also reduces communication signal interaction between the individual controllers, lowers the load on the communication network, and ensures more stable and reliable vehicle communication.

The utility model provides a kind of detection cable for airplane standard interface real bullet ground joint test, belong to electronic equipment test technical field, including discrete signal line group, it is used to detect the signal interaction function of missile;Power line group, it is used to detect the power supply line of various components inside missile;Address line group, it is used to detect and feedback missile detection port insert position;Bandwidth line group, it is used to detect the satellite launch signal function inside missile;Bus line group, it is used to detect the data transmission function inside missile;The utility model can detect each function module of missile without disassembling missile, so as to avoid damage when missile is mounted.

The utility model discloses a kind of rotating speed steering detection equipment, including a detection equipment, the detection equipment is equipped with laser emission device and laser receiving device, still including a switching head of adaptation to be detected equipment, the switching head is equipped with bar code area, the bar code area is composed of high reflection area and low reflection area alternately arranged, the laser emission device and laser receiving device are respectively used to signal transmission and receiving signal to the bar code area, to obtain the rotating speed and steering data of to be detected equipment.The signal interaction mode of laser emission device and laser receiving device is used in the application, combined with the high reflection area and low reflection area alternately arranged in switching head bar code area, laser signal feedback difference is obvious, the motion characteristics of to be detected equipment can be accurately captured, the efficient collection of rotating speed and steering data is realized, and the design of switching head adaptation to be detected equipment breaks the single to be detected equipment adaptation limitation, and improves the versatility of to be detected equipment.

This application discloses a call signaling tracing method and related apparatus, relating to the field of signaling tracing technology. The method includes: acquiring call signaling and a tracing identifier generated by the calling party, and establishing an association between the call signaling and the tracing identifier; parsing message parameters from the call signaling; acquiring the sequence formed by the source ports during the signaling interaction process to obtain a port sequence; and performing path backtracking on the call signaling session path based on the association, message parameters, and port sequence to obtain the signaling tracing result. This application can trace call signaling.

This invention discloses a single-port multidimensional measurement system and method based on optical fiber, comprising: an optical fiber interface for injecting optical signals into a multidimensional topology, the multidimensional topology including: an optical splitter's main channel end optically coupled to the optical fiber port; a multi-wavelength excitation signal end connected to the first branch end of the optical splitter, configured to output excitation signals of multiple wavelengths; and a multi-channel detection component connected to the second branch end of the optical splitter, configured to detect and process the multidimensional physical quantity signals reflected after the interaction between the optical signals and the excitation signals. A controller is configured to coordinate the output optical signals from the external detection fiber, the output excitation signals from the multi-wavelength excitation signal end, and the detection and analysis of the physical parameters of the original optical signal by the multi-channel detection component. This system enables the testing of multiple physical parameters of optical signals within the optical fiber without manually switching the optical link, effectively improving testing efficiency and accuracy.

The application discloses a server cooperative power-on and power-off device, method, system and medium, relates to the technical field of servers, and is used for realizing cooperative power-on and power-off between servers, aiming at the problem that the system power-on and power-off reliability and stability between servers realized through a BMC are insufficient at present, and providing a server cooperative power-on and power-off device, which establishes a communication connection between an existing main server CPLD and a pooled server CPLD, so that the main server CPLD and the pooled server CPLD can realize signal interaction without a BMC as a relay. The PWRGD end of a power management chip of the rest components of the server is connected with the CPLD and monitored by the CPLD, so that the CPLD can detect the power-on state of the server, and the BMC does not need to be used, thereby effectively solving the problem that the server cannot be cooperatively powered on and powered off when the BMC is in an operation and maintenance upgrade state, and improving the reliability and stability.

The present disclosure provides a communication method and device, system and storage medium, wherein the method comprises: receiving a first message and a first identifier sent by a terminal; wherein the first identifier is used to indicate a core network device; and sending the first message to the core network device according to the first identifier. The present disclosure reduces the signaling interaction delay between the terminal and the core network device, improves the availability of the service-based radio access network architecture, and improves the flexibility, scalability and automation degree of network deployment.

This invention discloses an emergency broadcasting method and system for core network outage scenarios. The method is executed by a base station with edge computing capabilities. The base station autonomously determines that a link outage has occurred with the core network by monitoring the transmission link, neighbor cell information, and signaling interaction status. After the outage, active terminals within the coverage area are selected as information sources based on signal quality, service activity, and other conditions. Emergency information collection requests are initiated to these terminals through methods such as simulating core network signaling. Using the edge computing module deployed on the base station, the danger information crowdsourced from the terminals is fused, analyzed, and intelligently processed to determine the details of the emergency event. Finally, the base station autonomously generates and broadcasts a detailed public warning system alert. This invention overcomes the single-point failure defect of traditional centralized early warning systems during core network outages by introducing autonomous decision-making and information processing capabilities at the network edge, improving the reliability and timeliness of public safety early warnings in extreme situations.

This invention discloses a signal transmission interface for a coating machine, including a base with latches on both sides. A spring lock is located at the top of each latch. An insulating core is fixedly connected inside the base, and a metal upper shell is provided outside the insulating core. A cable cover is located on the top of the metal upper shell. This invention provides a dedicated 42-pin physical interface, clearly defining the signal direction and function between the coating machine and external automated equipment. It supports standard status signal interaction such as ReadyForOperation and RequestToLoad, enabling rapid coordination with robotic arms for material handling and avoiding wiring errors and debugging costs. Simultaneously, the 36-pin conductive socket uses silver-plated copper alloy and an elastic spring structure, resulting in low contact resistance and strong anti-interference capability. Combined with a standardized timing protocol, it can provide real-time feedback on the workpiece process status, providing data support for production quality analysis and traceability.

The present disclosure relates to a communication method, a device, a communication system, a storage medium and a program product. The method may be executed by a RAN node, and comprises: sending first information to a first network element, which first information is used for indicating an initial message of a terminal, wherein the first information further comprises a first terminal identifier allocated by the RAN node to the terminal, and / or, the first information is further used for instructing the first network element to allocate a second terminal identifier to the terminal; and the first network element is used for access and mobility management, and the first terminal identifier and / or the second terminal identifier is used for signaling interaction related to the terminal between the RAN node and a network function (NF) network element. The present application can effectively ensure that a terminal can be accurately identified when an NF network element performs signaling interaction with a RAN node, thereby ensuring the reliability of signaling transmission.

The present application provides an NFC processing method, a system, and a related apparatus. Upon entering a radio frequency field of an NFC card reading device, an electronic device receives a first card seeking request and a second card seeking request which are sent by the NFC card reading device, the first card seeking request being used for indicating that the NFC card reading device supports a first NFC protocol, and the second card seeking request being used for indicating that the NFC card reading device supports a second NFC protocol. The electronic device sends a second card seeking response to the NFC card reading device, the second card seeking response being used for indicating that the electronic device supports the second NFC protocol. An access layer signaling interaction process is executed with the NFC card reading device on the basis of the second NFC protocol, and a card swiping service of a first NFC emulated card is executed with the NFC card reading device on the basis of the first NFC protocol at an application layer. In this way, the electronic device and the NFC card reading device can be compatible with a plurality of NFC protocols, thereby implementing card swiping services of NFC emulated cards of different NFC protocols.

This application discloses an automated testing method for SOME / IP signal interaction in SOA vehicle infotainment systems, relating to the field of vehicle system development. The method includes: S1, Real-time Semantic Verification: The MO (Automotive Object) terminal inputs SOA service, event, and field signal information through a graphical modeling tool; the input data is transmitted to the rule engine in real time; the rule engine determines the data compliance based on the embedded SOME / IP communication rule library; if the data is found to be non-compliant, the front-end reports an error and locks the save button, forcing modification to compliance; S2, Metamodel Solidification: Compliant data is serialized into a metamodel file in XML or JSONSchema format and stored in a version control system as the sole source of fact; S3, Source Code Generation: A code generator is called to read the metamodel file and synchronously generate network protocol stack configuration files and application layer stub code; S4, Virtual Integration Simulation: Two virtual nodes are started on the PC to simulate the server and client, and based on the generated protocol stack configuration, a SOME / IP communication handshake is executed to verify the correctness of the communication logic.

This invention discloses a hierarchical mobility management method and system for satellite-ground collaboration in low-Earth orbit (LEO) satellite networks. It primarily addresses the problems of excessive mobility signaling overhead and over-reliance on ground stations leading to network robustness issues in existing technologies for user mobility management. The solution involves: selecting key nodes for deploying Mobility Management Functions (AMFs) through network deployment planning to eliminate the maintenance overhead of virtual clusters; decoupling location updates from high-speed satellite movement by constructing dynamic activity areas for users and implementing a lazy location update strategy; establishing a mapping relationship between user identifiers and multiple nodes to achieve distributed on-board storage of user data, avoiding strong dependence on ground stations; and establishing a hierarchical paging mechanism, calculating the PCI index based on the user mobility model, and dynamically selecting paging strategies to achieve an optimal balance between paging overhead and paging latency. This invention can significantly reduce the overall signaling interaction cost while ensuring service continuity and eventual data consistency, effectively improving the robustness and autonomous operation efficiency of large-scale LEO satellite networks in scenarios with limited satellite-ground links, and can be applied to satellite communication networks.

This application provides a remote control and a vehicle, relating to the field of vehicle technology, to solve the technical problem of cumbersome storage and inconvenient operation of remote controls and microphones. The remote control includes a remote control body, a microphone module, and a switching button. The remote control body includes a housing and a signal interaction unit, which is disposed within the housing and configured to transmit remote control commands to a display screen and receive feedback information to achieve remote control functionality. The microphone module is disposed on the remote control body and configured to collect voice signals to achieve microphone functionality. The switching button is movably disposed on the outer surface of the housing and is configured to change the operating state of the remote control, switching it between remote control and microphone functions. This application solves the problem of cumbersome storage and inconvenient operation when the remote control and microphone are separate components, reducing storage complexity and improving operational convenience, thus enhancing the user experience.

The application relates to the technical field of HiL testing, and discloses a single and joint debugging HiL testing method based on multi-controller dynamic switching, which comprises the following steps: S1, configuring test parameters, selecting a test mode and a measured controller combination through an upper computer control unit, wherein the test mode comprises a single test mode and a joint debugging mode; S2, constructing a target test loop through a relay switch box according to the test parameters, wherein the target test loop is a single controller test loop or a multi-controller linkage loop; S3, running a simulation model through a real-time processor, generating simulation working condition signals and transmitting the simulation working condition signals to the measured controller, and realizing signal interaction between an integrated HiL test cabinet and the measured controller through IO board cards and communication interface cards; and S4, collecting feedback signals of the measured controller and operation data of the target test loop, uploading the feedback signals and the operation data to the upper computer control unit for analysis and processing to generate a test report, so that full coverage of single testing and joint debugging of multiple controllers is realized, and the completeness of the test is ensured.

This invention discloses a fully automated immunofluorescence staining system and method, relating to the field of staining machine technology. The system includes an operating table equipped with a central control system and, through signal interaction with the central control system, a sample processing module, a reagent loading module, a cleaning needle module, a mounting module, a fluorescence imaging module, and an antigen loading module. The sample processing module is configured with several independent sample needle modules, each equipped with an independent Z-axis drive mechanism and an independent Y-axis drive mechanism. The central control system coordinates the operation of all modules, forming a fully automated closed loop from sample scanning, dilution, incubation, cleaning, secondary antibody loading to mounting, fluorescence imaging, and preliminary interpretation. This completely eliminates the limitations of traditional manual operation and the fragmented functionality of existing equipment, eliminating the need for manual coordination between experimental steps, significantly reducing reliance on manual labor, and effectively improving the detection efficiency of large batches of samples.

This application provides a payment method and related apparatus. The method includes: when an electronic device is in a proximity smart card (PICC) mode, such as when it is in PICC mode while locked, it receives a first carrier wave transmitted by a receiving device in a proximity coupling device (PCD) mode via near-field communication (NFC). The first carrier wave has a first encoding feature. After receiving the first carrier wave, the electronic device activates PCD mode, performs NFC signaling interaction with the receiving device, and completes the payment using a first payment application and the receiving device. In this way, the electronic device in PICC mode can complete the payment application through NFC interaction, eliminating the need for extensive user intervention and improving the efficiency of payment using electronic devices.