33results about How to "Meet transmission needs" patented technology

The invention relates to a cross-network exchange service flow strategy control method, which comprises the following steps of: S1, constructing a strategy controller and limiting identities of two communication parties; s2, the strategy controller maintains a resource pool based on analysis and prediction; s3, after the transmitting end initiates the transmission service actively, the strategy controller dynamically adjusts the flow control strategy; s4, the cross-network switching processing system processes the transmission service according to a strategy; wherein the strategy controller comprises a strategy management module, a name address directory module, a behavior analysis module and a resource management module. According to the invention, through design oriented to future IPv6, transmission services of corresponding levels are provided for users, services and applications, and the problem of flow control strategies in cross-network transmission is solved.

The embodiment of the invention provides a fuzzy test method based on coverage rate for trusted firmware, and the method comprises the steps: carrying out the variation of functions and parameters based on code coverage information during the variation of a seed, and guiding the generation of a test case through the coverage rate. The situation that the same function or the same segment of code of the BL31 firmware is repeatedly tested due to the fact that the generated test cases are the same is avoided, and on the basis that comprehensive testing of the BL31 firmware is guaranteed, the testing efficiency can be improved.

The invention provides a steel mill production data management method and system, and relates to the technical field of data management. The system comprises a data receiving module, a data preprocessing module, a data analysis module, a data storage module, a data transmission management module and a model training module. According to the method, possible problems and trends in the production process are predicted, so that a decision maker can make a more accurate decision based on a data analysis result, guarantee is provided for the safety and integrity of data, the requirements of steel mill production management and decision are met, the transmission requirements of steel mill production data in different scenes are met, and the production efficiency is improved. And the reliability of data transmission is improved.

The present invention discloses an information transmission method, device, terminal and storage medium. The method comprises: generating carrier scheduling suggestion information; sending the generated carrier scheduling suggestion information to a network device; the carrier scheduling suggestion information is used by the network device to make scheduling decisions on carriers carrying uplink transmission.

The application provides a kind of isolated virtual communication software bus implementation method based on hardware isolation, belongs to the field of virtualization technology, including isolated virtual communication software bus running on privilege layer jailhouse, isolated virtual communication software bus service module is run on the operating system corresponding to each system domain isolated by hardware, communication is realized between each system domain through isolated shared memory.The application improves the flexibility, security and versatility of communication between hardware isolated systems, and simultaneously realizes the decoupling and communication function reuse of communication between isolated systems.

The present invention discloses a method and system for active distribution network routing scheduling and dynamic selection driven by business demand, and belongs to the field of active distribution network control technology. It includes evaluating the physical importance index and information importance index of each business flow according to the physical impact and information demand of each business flow, and comprehensively considering to obtain the comprehensive importance index, sorting to obtain the sorted business flow set; quantifying the real-time performance and reliability of the routing link, and generating a routing distance matrix; inputting the sorted business flow set and the routing distance matrix into the routing scheduling optimization model, and generating the routing scheduling scheme of the overall business flow based on the principle of matching the business flow importance and routing path performance; the present invention comprehensively considers the physical flow importance index and the information importance index to obtain the comprehensive importance index, which solves the problem of incomplete business flow evaluation in the information-physical coupling scenario.

The motor centrifugal switch comprises a positioning base and a positioning sleeve, a contact bracket body is fixedly connected between the two ends of the positioning base, a movable contact is fixedly connected to the middle of the contact bracket body, and fixed contacts matched with the movable contact are fixedly connected to the top and the bottom of the end, close to the movable contact, of the inner side of the positioning base. The outer side of the positioning sleeve is fixedly connected with linear sliding strips, the outer sides of the linear sliding strips at the same end are slidably connected with pressing plates, centrifugal assemblies are arranged at the two ends of the top of the positioning sleeve, and reset assemblies are arranged on the two sides of the top of the positioning sleeve and used for supporting the positions of the centrifugal assemblies. The centrifugal assembly comprises a central shaft rod, a centrifugal plate, a balancing weight, a through groove A, a linkage plate, a guide plate and a supporting shaft rod. Through overall structural cooperation, the connecting stability of all the components can be guaranteed, meanwhile, the components can be conveniently disassembled and assembled, and later maintenance is facilitated.

The utility model discloses a kind of multi-contact mechanism connector of screw interface, comprising: pin connector assembly and jack connector assembly;The pin connector assembly is inserted with jack connector assembly and is sealed under the action of connecting ring and sealing structure.The utility model is through the layout of multiple pin jacks, while meeting the demand of multi-line transmission, effectively reduce the volume of connector, reduce the complexity and occupied space of equipment connection.

This invention discloses an image sampling method for image super-resolution, relating to the field of image super-resolution reconstruction. It aims to solve the problems of low reconstruction detail and unsuitability for decoding in existing technologies. The technical solution involves lossless spatial downsampling through a BRB module combined with a pixel deshuffling operator, and quantizing the original image pixel information using a quantization operator. During reconstruction, the decoder decodes the quantized pixel information to obtain the complete pixel details of the original image, thereby continuously recovering lost high-frequency details during upsampling and achieving highly accurate super-resolution reconstruction.

The application provides a data transmission aid and relates to the field of data transmission.The data transmission aid comprises a data aid transmitter, a power line and a device power supply interface, one side of the data aid transmitter is provided with two USB interfaces and three network interfaces, and the other side of the data aid transmitter is provided with three male serial ports and three female serial ports.The data transmission aid realizes the functions of a serial port distributor, a serial port server, software distribution, data characteristic display, data mutual transmission between different interfaces and the like through the cooperation of internal hardware of the data aid transmitter and internal software of a display screen, so that the data aid transmitter and the display screen are provided with several most commonly used and most general data transmission interfaces, the special-shaped interface and the shell of the different models of the backup interface can be installed and dismounted in the installation slot at any time, the use needs of the data aid transmitter for some backup interface shells which are not commonly used can be ensured, and the application range is ensured.

The present application discloses a method and apparatus used in a node for wireless communication. The first node receives a first signal to determine the quality of a first channel; determines a first speed; determines whether a first time-frequency resource block is included in a first resource pool; selects a target time-frequency resource block from the first resource pool; sends a second signal in the target time-frequency resource block; wherein the first speed is the moving speed of the first node; the first resource pool includes multiple time-frequency resource blocks, and whether the first resource pool includes the first time-frequency resource block is related to the first speed. The present application considers the user's moving speed in the process of resource perception, thereby ensuring that the channel quality of the autonomously selected resources meets the current transmission requirements.

The application discloses a data transmission method and a display device. The method comprises the following steps: outputting a differential dimming signal and a differential clock signal through a display controller, wherein the differential dimming signal is used for carrying dimming data corresponding to a frame of image; receiving the differential dimming signal and the differential clock signal through a dimming controller, and generating target dimming data for backlight control based on the differential dimming signal and the differential clock signal. The dimming data and the clock signal are transmitted in the form of differential signals, so that the data transmission rate can be effectively improved, the layout wiring in the panel can be simplified, the product cost can be optimized, and in addition, the transmission mode of the differential signal can effectively reduce the electromagnetic interference problem and improve the display performance of the equipment.

The application provides a display panel and an electronic device. The display panel comprises a substrate, a plurality of first pins, a plurality of second pins and a plurality of connecting lines. The plurality of first pins are arranged on a first side of the substrate, and the plurality of first pins are arranged side by side. The first pins are used for connecting a flexible circuit board. The plurality of second pins are arranged on the first side of the substrate, and the plurality of second pins are arranged side by side. The second pins are used for connecting a driving chip. The plurality of connecting lines are arranged on the first side of the substrate. One end of the connecting line is electrically connected with the first pin, and the other end is electrically connected with the second pin. The plurality of first pins comprise a first target pin and a second target pin. The area of the first target pin is larger than that of the second target pin. The design of the application can ensure stable transmission of signals.

The utility model relates to a radio frequency module. The radio frequency module provided by the embodiment of the utility model comprises a radio frequency switch circuit, two paths of uplink paths and two paths of downlink paths, the radio frequency switch circuit is configured to select one path from the two paths of uplink paths and the two paths of downlink paths for conduction so as to send signals through the uplink paths or receive signals through the downlink paths; the radio frequency switch circuit comprises a switch stack series-parallel structure; under the condition that the switch stack series-parallel structure comprises the switch stacks connected in series, the order number of the switch stacks connected in series is larger than the order number of other switch stacks. According to the embodiment of the invention, the isolation and linearity of the radio frequency module can be remarkably improved, and the insertion loss is reduced while the power capacity is improved.

The application relates to the technical field of photoelectric devices, in particular to an RC-Micro LED device and a preparation method thereof, which comprises, from bottom to top, a second substrate, a metal conductive support layer, a metal electrode layer, a first mirror layer, a transparent conductive layer, a gallium nitride epitaxial layer and a second mirror layer; the gallium nitride epitaxial layer is in a convex mesa structure, an insulating layer is covered on the sidewall of the convex mesa structure; the first mirror layer and the second mirror layer are oppositely arranged to form a Fabry-Perot resonant cavity structure. The RC-Micro LED device can meet the transmission requirement of high-speed short-distance optical interconnection.

The utility model provides a battery connector combination which comprises a first battery connector and a second battery connector which are connected in an inserted mode, the first battery connector is used for being installed on an external circuit board and provided with a first insulation body and a plurality of first terminals, and the second battery connector is used for being installed on the external circuit board and provided with a second insulation body and a plurality of second terminals. The first battery connector is provided with a first insulating body and a plurality of first terminals, the second battery connector is provided with a second insulating body and a plurality of second terminals, the middle part of the first insulating body is sunken to form a butt joint cavity which is opened upwards, the first terminals are arranged along the lengthwise direction, and the second battery connector is inserted with the first battery connector along the vertical direction. The second insulation body is provided with a butt joint protruding part inserted into the butt joint cavity, the two sides of the second terminal in the width direction are clamped by the first terminal, and the width direction is perpendicular to the lengthwise direction. The battery connector combination provided by the utility model can transmit large current and can effectively reduce the size in the lengthwise direction.

Embodiments of the present disclosure relate to the technical field of mobile communication, and provide a communication method and device, electronic equipment and a storage medium. The communication method comprises: sending a first data frame in a first communication connection with a receiving end; and sending a first block acknowledgement request (BA Request) frame corresponding to the first data frame in a second communication connection with the receiving end. The first communication connection and the second communication connection are a simultaneous transmission and reception (STR) connection pair. Embodiments of the present disclosure solve the problem that the existing BA mechanism is difficult to meet the low-latency transmission requirement.

The utility model discloses a photovoltaic substrate transmission line body and a transmission device, and belongs to the technical field of photovoltaic modules. The photovoltaic substrate transmission line body comprises a rack, a conveying roller assembly and a rotating assembly. The conveying roller assembly comprises a frame seat and a plurality of conveying roller parts, the frame seat is connected to the rack, the conveying roller parts are rotatably connected to the frame seat, the conveying roller parts are uniformly distributed at intervals in the length direction of the frame seat, the conveying roller parts are used for conveying photovoltaic substrates, and the total area of the conveying roller parts is matched with the area of the photovoltaic substrates; the fixed end of the rotating assembly is arranged on the rack, the driving end of the rotating assembly is connected with the frame base, and the rotating assembly is used for rotating the frame base around the Z axis. According to the photovoltaic substrate transmission line body, the transmission requirement of a large-area photovoltaic substrate can be met, and the photovoltaic substrate can meet various different feeding directions; the method can be suitable for transmission demand scenes with long service life and low noise; and meanwhile, rapid replacement of each photovoltaic substrate transmission line body can be facilitated.

The application provides a transmission system and a window body. The transmission system comprises an upper transmission device and a lower transmission device. The upper transmission device realizes the pulling and tilting of the upper edge of a window sash. An upper sliding self-locking mechanism controls the translation of an upper sliding frame and the opening and closing of an upper swing arm transmission mechanism to ensure that the window sash does not tilt when it translates and that the window sash does not translate when it tilts. The lower transmission device realizes the pulling and translation of the lower edge of the window sash. A lower sliding self-locking mechanism controls the translation of a lower sliding frame and the opening and closing of a first lower load-bearing transmission mechanism to further ensure that the window sash does not tilt when it translates and that the window sash does not translate when it tilts. The first lower load-bearing transmission mechanism and the second lower load-bearing transmission mechanism are respectively connected to the side of a window frame. The transmission can be normally realized, and sufficient space can be provided for the arrangement of load-bearing shafts. The load-bearing quality of the door and window can be effectively improved, and the transmission demand of heavy doors and windows can be met.

The invention provides an IDMA communication method and system based on an extensible polarization code, and relates to the technical field of wireless mobile communication, and the method comprises the steps: carrying out the extension coding operation on message bit strings, creating an information bit index set according to the extension bit strings, endowing the bit value of each message bit string to the extension bit strings according to the information bit index set, and carrying out the extension coding operation on the message bit strings; encoding the assigned extended bit string to obtain an extended code word; circulating the extended coding operation for a preset number of times to obtain a complete code word formed by connecting a plurality of extended code words; each complete code word is interleaved to obtain a plurality of interleaved sequences, and each interleaved sequence is modulated to obtain a plurality of modulation signals for communication. According to the invention, the cyclic coding operation is carried out on the message bits of multiple users, so that the improved I DMA system can meet the information transmission requirement of keeping high reliability under different user load and channel conditions, especially the transmission requirement in a short code length scene.

A large-current drawer cabinet comprises a cabinet body, the cabinet body is provided with a cover plate, an insulating mounting plate is arranged in the cabinet body, a circuit breaker is arranged on the insulating mounting plate, one end of the circuit breaker is provided with a first conducting bar, and the other end of the circuit breaker is connected with a second conducting bar through a mutual inductor. According to the drawer cabinet, the drawer cabinet can bear larger current, and the requirements of large-scale industrial equipment, an electric power system and the like for large-current transmission are met.

The invention discloses a method and a system for pushing an SD (Secure Digital) card file, and the method comprises the following steps: a terminal reads a configuration value of a file transmission function from unified configuration in response to a transmission starting command of a file transmission mode sent by a PC (Personal Computer) tool; if the configuration value indicates that the file transmission function is allowed to be used, the terminal returns an allowed opening state value to the PC tool, and a USB management service is called to temporarily open a file transmission mode; the PC tool monitors a file transmission device of the terminal and pushes files to the file transmission device of the terminal through a preset interface, and the file transmission device of the terminal stores the pushed files to a storage area of an internal SD card in the file transmission device. According to the invention, the USB transmission mode is automatically switched to the MTP transmission mode through the PC tool, so that the problem that the transmission mode needs to be switched manually in the prior art is solved, and the file transmission efficiency is improved.

The invention belongs to the technical field of multi-airport jump flight of unmanned aerial vehicles, and particularly relates to a state synchronization control method for multi-airport jump flight of a networked unmanned aerial vehicle, electronic equipment and a storage medium. The method comprises the steps that a ground airport establishes connection with a master station through a network connection middleware program and completes registration; an airport control group is arranged by the main station; the networking middleware program of the ground airport continuously detects the unmanned aerial vehicle, when the unmanned aerial vehicle is detected, the unmanned aerial vehicle is automatically connected, and the ground airport issues an instruction to the unmanned aerial vehicle through the main station; according to the issued instruction, the ground airport updates the instruction state, and transmits information to the master station through the middleware; after receiving the return information, the master station searches for information of an airport control group where the master station is located, encapsulates state information into a message in a mavlink protocol format, and sends the message to other ground airports; and other ground airports analyze the message and update the latest state. According to the invention, multiple airports can have the control right of the unmanned aerial vehicle at any time, and the flexibility during jump flight operation is improved.

The invention provides a data transmission method and apparatus, and a V2X device. The method is applied to a V2X device, and comprises: obtaining pre-configuration information, the pre-configuration information comprising first information and / or second information, the first information being used for indicating a frequency domain resource fixedly used by the V2X device, and the second information being used for indicating a time domain resource fixedly used by the V2X device; determining transmission resources according to the pre-configuration information; and performing data transmission on the transmission resource. According to the scheme, resource collision can be reduced, the packet loss rate of the data is reduced, and the receiving quality of the data is improved.

The application discloses a routing and scheduling based time sensitive network topology design method, and relates to the field of industrial networks.The application carries out mathematical modeling on a TSN topology-routing-scheduling joint problem, designs an optimization target, and solves the optimization target of the TSN topology-routing-scheduling joint problem based on schedulability analysis.The application can not only effectively reduce the number of switches and cables, but also significantly reduce deployment cost and maintenance cost;by simplifying the modeling of the scheduling part and converting complex nonlinear constraints into linear / quadratic modeling, the TSN routing and scheduling problem can be directly input into a commercial solver for efficient solving;the TSN network can be quickly deployed, real-time requirements of an industrial site are met, and the TSN network is adapted to rapid changes of a flexible production environment.

This application discloses a miniature piezoelectric pump that resists high-frequency vibration loosening and supports multi-directional adaptive assembly. It includes an upper pump body and a lower pump body, with multiple sets of mutually cooperating rotary locking mechanisms on both bodies. The upper and lower pump bodies are connected via these mechanisms to support phase reversal installation in 90° increments. A piezoelectric drive assembly configured to operate under 21kHz high-frequency alternating stress is located between the upper and lower pump bodies. Each rotary locking mechanism includes a groove in the upper pump body and a claw in the lower pump body. The inner wall of the groove has a lift angle α, which satisfies the high-frequency dynamic self-locking condition tanα ≤ μ. d / K s The locking end of the slide is equipped with an elastic interference locking structure. This application adopts multiple technical optimizations, such as a rotary locking mechanism, a specially designed piezoelectric drive component, and a refined structural design, to overcome the industry pain points of conventional micro piezoelectric pumps, such as easy loosening, seal failure, assembly limitations, and unstable operation under high-frequency vibration conditions.

This utility model relates to the technical field of pneumatic transmission devices, and discloses a pneumatic transmission device with a temperature control structure. It includes a base, a fan device fixedly mounted on the top of the base, a fan controller fixedly mounted on the front of the fan device, a connecting pipe fixedly connected to the exhaust end of the fan device, and a transmission pipe detachably connected to the right side of the connecting pipe. Through the overall design of the temperature control mechanism, an external temperature transmitter can be attached to the outer wall of the transmission pipe to monitor the temperature of the transmitted material. When the material temperature drops, a small controller will control the heating element to work, heating the transmitted material through the transmission pipe to replenish its heat. When the temperature exceeds a preset value, the small controller will control the heating element to stop working, thus achieving the temperature control function. This avoids the problem of some materials easily deteriorating during transmission, meeting the transmission needs of these materials and improving the applicability of material conveying.

The utility model provides a kind of quick blind insertion connector structure, including male connector and female connector. Male connector includes first pipe body, first spring and the valve core with plugging part, and the sealing of plugging ring of first liquid outlet hole is realized by first spring driving valve core plugging;Female connector includes second pipe body, valve rod and duckbill valve, and independent sealing is realized by duckbill valve closure. When inserting, valve rod is pressed and plugging part is separated from plugging ring, and male channel is opened, and liquid flows out in turn through plugging ring and duckbill valve. The structure breaks through the elastic parameter binding limit of traditional double-off spring, and female end can be adapted to different male ends, improving compatibility. When not inserted, it is bidirectional independent sealing to prevent leakage, and after insertion, connection is firm and smooth, suitable for liquid cooling system and other scenes.

The embodiment of the invention provides a unidirectional data transmission method, device and equipment between high and low security level networks, and is applied to the technical field of data transmission. The method comprises the following steps of: simplifying an integration process of a service system through a standardized communication interface, and reducing development and maintenance costs; a request header signature and white list mechanism is adopted to ensure that only authorized data can be transmitted, so that the security and legality of data transmission are ensured, and the system security is improved; the data transmission state is monitored in real time by using the high-performance network scheduling capability of Netty and the combination of a message queue and FTP, and the real-time performance and reliability of data are ensured; transmission of structured data and unstructured data is supported, and transmission requirements of different types of data are met. In this way, a safe, reliable and efficient solution can be provided for data transmission between a high-security-level network and a low-security-level network, and the security and usability of data transmission are improved.

A new type of electric drive high-speed superhigh pressure rotary joint, it includes shell (1) and motor (4), motor (4) is composed of stator and rotor, stator is fixed in shell (1), rotor and rotating shaft (3) are integrated structure, the rotating shaft (3) is hollow structure, the upper end of rotating shaft (3) is supported in upper bearing (11), the lower end is supported in lower bearing (13), characterized in that, the upper end of rotating shaft (3) is installed with high pressure resistant sealing assembly (15), the lower end is installed with water outlet joint (8), the water inlet end of high pressure resistant sealing assembly (15) is inserted into water inlet gland (2), high pressure water enters high pressure resistant sealing assembly (15) through water inlet gland (2) and flows through the hollow structure of rotating shaft (3) into water outlet joint (8);Water inlet gland (2) is pressed into the end of shell (1) by bolt (16).The application has the characteristics of high speed, high pressure and large flow, and can be widely used in aerospace and high-end equipment.