26results about How to "Realize data transmission" patented technology

The utility model discloses a measuring device for measuring stress and strain of a large composite material structure. The measuring device comprises a first group of sensors, a second group of sensors, a decoder and a data processing module, the first group of sensors and the second group of sensors are respectively arranged on the surfaces of the composite material structure in the corner area and the periphery of the opening part; the decoder is electrically connected with the first group of sensors and the second group of sensors or is in optical communication with the first group of sensors and the second group of sensors so as to obtain measurement signals acquired by the first group of sensors and the second group of sensors, and the data processing module is in communication connection with the decoder, receives data from the decoder and converts the data into readable stress-strain graphs and / or tables. The measuring device can directly measure the stress strain of the large composite material structure in different states, and the stress strain change of the composite material structure in different states can be obtained by comparing the measurement data in different states, so that the accuracy of the measurement result is greatly improved.

The utility model discloses a chip structure used for a printer ink cartridge, comprising a substrate with two mounting surfaces, the substrate is provided with terminal groups on the two mounting surfaces, the terminal groups on the two mounting surfaces are arranged in mirror symmetry, and the terminal groups on the two mounting surfaces are arranged on the substrate. A sub-control unit used for controlling signal and voltage input or output of the terminal set is arranged on one installation face of the substrate. According to the utility model, the terminal group on any mounting surface of the substrate can be coupled with the contact pins on the printer to realize data transmission, and the chip can be well matched with the printer without distinguishing the front and back surfaces during mounting, so that the function disorder caused by the change of the mounting direction is avoided, and the mounting convenience is improved.

The application relates to the technical field of computers, in particular to a data interaction method and device, computer equipment and a readable storage medium, which are applied to data interaction between application programs, the method comprising the following steps: when a first process is started, the first process writes a first data body into a first shared memory, and a system function stored in advance is called to start a second process; after the first shared memory is written, the second process reads the first data body stored in the first shared memory, so that a second application program responds to instruction information; the second process writes a second data body into a second shared memory; after the second shared memory is written, the first process reads the second data body stored in the second shared memory, so that a first application program acquires production information. According to the embodiment, two shared memories are established to realize data interaction between two application programs, the dependence on a database environment is reduced, and the interaction efficiency is improved.

This invention discloses a 3D imaging system for chemical treatment of contaminated soil, comprising the following steps: 1) Data collection via a BIM+GIS system data collection device: The BIM+GIS system data collection device is placed within the contaminated soil area; the BIM+GIS system data collection device includes a main body, a shock-resistant device, and a mounting base; 2) Offline data upload: The BIM system within the BIM+GIS system data collection device completes real-time collection of sensor transmission data and supervisory inspection data in an offline state; 3) A data integration server parses and applies the data in the database. This invention utilizes the data collection device used in the BIM+GIS system, achieving both earthquake resistance and offline data transmission.

The utility model provides a battery system bus in a vehicle and the vehicle. According to the battery system bus in the vehicle and the vehicle, M bus switching modules and N battery monitoring modules are arranged on the battery system bus; wherein at least one battery monitoring module in the N battery monitoring modules is arranged between the adjacent bus switching modules; m and N are positive integers greater than 0; wherein signals are transmitted between the battery monitoring module and the battery management system on the battery system bus through the bus exchange module. According to the battery system bus in the vehicle and the vehicle, the stability of signal transmission of the battery system bus is improved.

The application provides a SOMEIP communication method, a vehicle and a medium, which are applied to an embedded real-time operation QNX system, the QNX system comprising a first application process and a SOMEIP daemon process, and the method comprises the following steps: the first application process sends a first request to the SOMEIP daemon process through a first channel, the first request is used for requesting to query a destination communication endpoint corresponding to to-be-sent data in the first application, and the first channel is determined based on a client identifier of the SOMEIP daemon process; after the SOMEIP daemon process queries the destination communication endpoint in response to the first request, the SOMEIP daemon process transmits the to-be-sent data of the first application to a second application based on the destination communication endpoint. In this way, the technical problems of the QNX system in the prior art, such as communication performance bottleneck, can be solved.

The application provides an IP address allocation method, device, equipment and storage medium. The method is applied to a target access device, and includes the following steps: generating an IP address allocation request; determining a target IP address for a target communication device after the target communication device establishes a target link; generating a configuration request message based on the target IP address; sending the configuration request message to the target communication device, so as to instruct the target communication device to determine and use the target IP address based on the configuration request message, and generate a configuration response message based on the target link, the target IP address and preset stop message interaction instruction information; in response to receiving the configuration response message sent by the target communication device, controlling not to send a message about IP address allocation to the target communication device according to the stop message interaction instruction information, and determining that the target communication device accesses a network by using the target IP address based on the target IP address.

The utility model relates to the technical field of solenoid valve decoders, and discloses a solar wireless valve controller. The utility model aims to solve the technical problems that a wired decoder in the prior art needs to lay a large number of wires, the labor cost is high, the maintenance is complicated, and the solar energy utilization efficiency is low. The system comprises a controller connected with a plurality of electromagnetic valves, the controller is connected with a motor driving module and a wireless communication module, and the motor driving module comprises two motor driving chips RZ7899 so as to realize double-shaft tracking rotation of a solar panel; the wireless communication module comprises a LoRa radio frequency chip; the input end of the power supply module is connected with the solar panel, and the output end of the power supply module is connected with the energy storage battery; the power supply module further comprises a signal processing circuit, and the signal processing circuit comprises two optical couplers. According to the utility model, automatic control and management of the electromagnetic valve are realized. The efficiency and the reliability of the system are improved, the operation cost is reduced, and remarkable economic and social benefits are achieved.

Embodiments of the present application provide a data transmission method and device, electronic equipment and storage medium, belonging to the technical field of data transmission. The method is applied to a sending end, and the sending end includes a virtual network card sending layer and an application sending layer. The method includes: obtaining candidate sending data of the application sending layer; the candidate sending data includes a candidate transmission mode and candidate transmission data; if the candidate transmission mode is a transparent transmission mode, the candidate transmission data is formatted and encapsulated to obtain formatted transmission data; the formatted transmission data is written into a candidate virtual network card sending buffer of the virtual network card sending layer through a candidate application sending buffer, a write pointer and a candidate write address of the application sending layer to obtain a selected virtual network card sending buffer; and data of the selected virtual network card sending buffer is sent to a receiving end through a virtual network card interface, so that the receiving end receives data sent by the sending end to obtain application layer receiving data. The embodiments of the present application can ensure the integrity of data in the data transmission process.

This utility model relates to a smart glasses device, comprising: a glasses case and smart glasses; wherein the glasses case includes a first chip; the first chip includes: a cellular communication module, a first wireless communication module, and a configuration module; the smart glasses include: temples; a second chip is included inside the temples, the second chip including a second wireless communication module; the glasses case and the temples are communicatively connected. Even when the user is outdoors, in situations where it is inconvenient to carry a mobile phone, or is a person who is unable to use a mobile phone, the smart glasses can still be used normally. This allows people who are unable to use mobile phones to also use smart glasses, increasing the adoption rate of smart glasses.

The utility model provides a runoff sediment measuring device belongs to hydrological monitoring equipment technical field, include: support, machine case, data processing module, rack, weighing sensor, sampling cylinder, detachable filter screen, drain pipe, high pressure shower nozzle, liquid level sensor, sampling pipe, surface runoff pipe and flow sensor, the utility model in use surface water body enters by surface runoff pipe, when the pipeline of flow sensor, data processing module obtains the real -time flow through the calculation according to the flow velocity from flow sensor, sampling pipe gathers surface water body and sends into sampling cylinder, through weighing sensor gives the data processing module after the data collected to the sediment content after processing, obtains the data, through high pressure shower nozzle water cleaning, the sample in sampling cylinder is discharged by drain pipe, prepares for next sampling, can realize real -time continuous measurement, data transmission and data analysis processing to the sediment content and flow of many path flow simultaneously.

This disclosure relates to a housing assembly and an electronic device. The housing assembly includes a housing, a mounting portion, an interface assembly, and a driving portion. The outer surface of the housing has a first mounting through-hole. The mounting portion is movably disposed in the first mounting through-hole and includes an outer end face and a side surface connected to the outer end face. The interface assembly is fixed to the mounting portion, and its connector is exposed through the side surface of the mounting portion. The driving portion is drivenly connected to the mounting portion and drives the mounting portion to move between a first position and a second position. In the first position, the mounting portion extends into the housing, and the outer end face of the mounting portion seals the opening of the first mounting through-hole on the outer surface of the housing. In the second position, a portion of the mounting portion extends out of the first mounting through-hole, exposing the connector outside the housing. This facilitates a hole-free design for the electronic device, thereby further improving its waterproof and dustproof performance and enhancing its reliability.

The disclosure provides a multi-hop relay communication system and a method for constructing a multi-hop relay communication network. The system comprises a management node and at least one cluster head node and cluster member node in a cluster network; the management node is configured to send network management information in a time slot corresponding to the management node, the network management information comprising time slot allocation information and cluster network indication information, the time slot allocation information being used to indicate a time slot available to a target node, the target node being any one of a node in the system and a node to be networked, and the cluster network indication information being used to indicate a corresponding relationship between the cluster head node and the cluster member node in each cluster network; the cluster head node is configured to send the network management information in a corresponding time slot, and send authentication information received from the node to be networked; and the management node is further configured to determine the cluster network indication information according to a network topology. The system diffuses network control information hop by hop with the management node as the center, and constructs a multi-hop relay communication network in a clustered and layered manner.

The utility model discloses a kind of PCB board structure for telescopic data line, including first PCB board main body, second PCB board main body, first through-hole is equipped in the middle of the first PCB board main body, contact ring is equipped with in the surface of the first PCB board main body around first through-hole, second through-hole is equipped in the middle of the second PCB board main body, second through-hole and first through-hole are coaxially arranged, contact terminal is equipped in the surface of the second PCB board main body, contact terminal and contact ring contact to realize electrical connection, first welding contact point is also equipped in the side of the first PCB main body.The utility model provides a kind of PCB board structure for telescopic data line, adopt two corresponding mutually matched connection PCB board body, to meet the stretch demand of one end of existing telescopic data line.

The invention discloses an underwater wireless photoelectric integrated information and energy transmission device which comprises a photoelectric transmitting assembly and a photoelectric receiving assembly, and an optical vision guiding module, a wireless communication module and a wireless charging module are integrated on the photoelectric transmitting assembly and the photoelectric receiving assembly respectively. The wireless communication module is arranged in a central optical axis area of the photoelectric transmitting assembly and the photoelectric receiving assembly, and the wireless charging module is arranged on the periphery of the wireless communication module in a surrounding mode. The wireless photoelectric transmitting assembly and the wireless photoelectric receiving assembly are respectively arranged on the resident docking station and the underwater unmanned vehicle, so that light visual guidance of the underwater unmanned vehicle and long-distance low-speed data transmission between the underwater unmanned vehicle and the resident docking station are realized, and the problem of underwater wireless power supply is solved; the underwater residence time of the underwater unmanned vehicle is prolonged; and close-range high-speed data transmission between the unmanned underwater vehicle and the resident docking station is realized.

The application provides a compound eye type visible light multiple access communication method, and belongs to the technical field of visible light communication. The communication method fully utilizes the characteristics of a complex channel environment, designs a light receiving end composed of multiple PDs in a VLC system into a compound eye type multiple PD receiving layout mode, and provides a corresponding communication method according to the designed compound eye type PD receiving layout mode. Compared with using a single PD to realize data transmission of the VLC system, the application can fully utilize the characteristics of the complex channel environment, design the light receiving end composed of multiple PDs into the compound eye type receiving layout mode, not only can sufficiently utilize the visible light signals in the complex space scene, improve the received light signal strength, but also can multiplex the visible light communication channel, realize data communication transmission of multiple LEDs, and further improve the data transmission rate of the VLC system.

The invention discloses an RDMA (Remote Direct Memory Access)-based data transmission method and related equipment thereof, which can reduce the time cost and the performance overhead required by the whole data transmission process to a certain extent. The method comprises the following steps: a first processor can provide a memory block for a first RDMA network card, wherein the memory block comprises a plurality of sub-memories such as a first sub-memory and a second sub-memory; after the second RDMA network card sends the message to the first RDMA network card, the first RDMA network card can generate the first address of the first data due to the fact that the message carries the first data generated by the second processor. Then, the first RDMA network card can store the first address in the first sub-memory and store the first data in the second sub-memory, and the first address is used for describing the position of the first data in the second sub-memory; and then, the first RDMA network card can notify the first processor to read the first address from the first sub-memory so as to read the first data from the second sub-memory based on the first address, thereby realizing data transmission.

The utility model discloses a flat panel with health detection function relates to health detection field, and its technical scheme main points are: including flat panel, the bottom of flat panel is detachably connected with base, is provided with a plurality of detection socket on the base, is provided with a pair of electrode piece on the side frame of flat panel, is provided with heart rate blood oxygen monitoring module and infrared body temperature sensor on flat panel. The utility model includes detachable base and flat panel, through detachable base integration multi -type detection socket, support electrocardiogram, blood oxygen, temperature, blood pressure parameter's measurement. Flat panel built -in electrode piece and sensor, base provides the external device expansion ability, and USB interface realizes power supply and data transmission, so that flat panel computer can satisfy daily portable detection health data, and can also be extended to professional health monitoring terminal.

The application discloses a multicast service processing method and device and a readable storage medium, and belongs to the technical field of communication. The method comprises the following steps: a first network function receives first indication information and multicast related information from a second network function; and the first network function sends the first indication information and the multicast related information to a third network function. The first indication information is used for indicating a target AF, and the target AF is an AF for providing a multicast service.

This invention provides a data transmission method and system for smart devices based on a 5G communication module. The data transmission method includes: real-time hierarchical processing of data packets to be transmitted according to a preset hierarchical strategy; real-time monitoring and acquisition of communication link status parameters, and prediction of the service quality change trend of each communication link within a short future time window based on historical status data using a time series prediction model; dynamic decision-making on the transmission path and transmission mode of single or batch data packets based on the priority of the data packets and the current and predicted communication link status, using a preset communication optimization strategy; encrypting the data packets using a data security strategy selected according to the priority and security requirement level of the data packets; and sending the encrypted data packets to a network edge node or cloud as the receiving end. This invention effectively ensures the low latency and high reliability transmission requirements of high-priority data, reducing overall energy consumption and traffic costs under 5G networks.

A kind of test assembly for electric meter, including insulating seat, and test lead core is installed on insulating seat, test lead core is equipped with at least two and is left and right side by side on insulating seat, two ends of test lead core are respectively set as first conductive end and second conductive end, first conductive end and second conductive end are used to connect the test end of electric meter and the detection end of intelligent detection terminal, first connecting structure is further provided on insulating seat, and first connecting structure makes test assembly detachably mounted on electric meter or the intelligent intelligent detection terminal.The utility model realizes the purpose of data transmission to electric meter on power test, and adopts modular design, can be independently installed with electric meter or intelligent detection terminal, can realize the purpose of disassembly and replacement.

The utility model belongs to the field of suction guns, particularly relates to an intelligent digital display suction gun, and aims to solve the problems that a capillary tube of an existing traditional suction gun is usually arranged at an air inlet of a suction gun tube, the capillary tube of the suction gun is easily blocked in the actual use process, the measurement effect is further influenced, the capillary tube is inconvenient to disassemble, clean or replace, the maintenance is inconvenient, and the work efficiency is high. According to the scheme, the device comprises a handle, one end of the handle is communicated with a probe pipeline, the end, away from the handle, of the probe pipeline is communicated with a connecting piece, the end, away from the probe pipeline, of the connecting piece is detachably connected with a filter head, and the filter head is used for filtering moisture and dust of sucked gas. When the gas filter is used, impurities such as water, oil mist, dust and the like in gas can be filtered out, so that the accuracy of subsequent detection is ensured, the blockage of a rear pipeline is avoided, the aim of conveniently disassembling the filter head is fulfilled, and the filter head which is used for a long time can be cleaned or replaced.

This application provides a SOMEIP communication method, vehicle, and medium, applied to an Android system. The Android system includes a first application process, a SOMEIP daemon process, and a system service management binder manager process. The method includes: the first application process obtaining a remote handle to a first binder of the SOMEIP daemon process from the binder manager process; the first application process sending a first request to the SOMEIP daemon process through the remote handle of the first binder; and the SOMEIP daemon process, after responding to the first request and finding the destination communication endpoint, transmitting the data to be sent by the first application to a second application based on the destination communication endpoint. This solves the technical problems of communication performance bottlenecks in existing Android systems.

This utility model discloses a dual verification bracket for an access control device. Relating to the technical field of access control devices, it includes a bracket assembly and a verification assembly. The bracket assembly includes a support frame with a mounting base fixedly installed on its top. The mounting base houses a controller with a wireless communication module. Two mounting slots are formed on the top of the mounting base, and a connecting connector is fixedly installed at one end of each slot. The verification assembly includes three verification modules: a card reader module, a password input module, and a face recognition module. Connecting blocks are fixedly installed at the bottom of each of the card reader module, password input module, and face recognition module. This utility model allows for the selection of either a strong identity binding dual verification scheme or a weak identity binding dual verification scheme according to actual needs, achieving a highly secure, flexible, and convenient access control solution with significant practical value.

This application discloses a data exchange circuit, a power tool, and a data update system. The data exchange circuit includes a controller, a first interface, a first switching module, and a voltage detection module. The first interface includes a first pin and a second pin, with the second pin connected to the controller. The first switching module is configured to: be in a first on state or a first off state in response to a first communication signal output by the battery pack, to output a second communication signal to the controller; or be in a second on state or a second off state in response to a third communication signal output by the controller, to output a fourth communication signal to the battery pack. The voltage detection module is configured to: generate a voltage detection signal to the controller based on the voltage generated on the first pin by a first power source, so that the controller determines the voltage on the first pin based on the voltage detection signal. This configuration allows for data transmission using both communication and non-communication methods, simplifying operation.

The utility model discloses a multifunctional telescopic line, a rotating assembly in the multifunctional telescopic line comprises a rotating wheel core, and the rotating wheel core can rotate relative to a shell; the transmission line group at least comprises a first transmission line and a second transmission line, the first transmission line and the second transmission line are electrically connected, and the first transmission line and the second transmission line are both wound around the rotating wheel core; the rotating wheel core rotates relative to the shell so as to wind or release the first transmission line and the second transmission line, the first transmission line and the second transmission line each comprise an interface end, and the interface ends are used for being connected with electric equipment or power supply equipment; the charging module is arranged in the accommodating space, and the charging module can store electric energy and charge electric equipment; and the charging module is electrically connected with the transmission line group. By applying the multifunctional telescopic line provided by the invention, the occupied space can be reduced under the condition of flexibly adjusting the length of the transmission line group, and the portability is improved; and electric equipment can be independently charged without a power supply.