27results about How to "Realize communication" patented technology

This invention discloses an intelligent oil production system for electric pump wells, a tubing string, and a method of use, relating to the field of downhole communication technology. The system includes a surface control cabinet, an AC carrier cable, a wireless transceiver connector (upper and lower), a DC carrier cable, and downhole intelligent equipment. The surface control cabinet supplies power to the downhole intelligent equipment via the AC carrier cable, the wireless transceiver connector (upper and lower), and the DC carrier cable. The surface control cabinet performs bidirectional AC carrier communication with the wireless transceiver connector (upper and lower) via the AC carrier cable. The wireless transceiver connector performs bidirectional DC carrier communication with the downhole intelligent equipment via the DC carrier cable. This invention reduces the number of cables, solving the problem of the difficulty of laying multiple cables on the external tubing string during construction, while also reducing tubing string costs and production costs.

The utility model discloses a bluetooth terminal suitable for scanning gun communication and charging, which comprises a base and a cable, a handle support, a contact and a fast pairing bar code are arranged above the base, the back of the base is provided with an RS232 interface, one end of the cable is a USB interface, the other end of the cable is an RJ45 interface, the USB interface is connected with a PC, the RJ45 interface is connected with the RS232 interface of the base, and the USB interface is connected with the RS232 interface of the base. According to the utility model, the compatibility problem between the Bluetooth device and the scanning gun is effectively avoided, the stability of connection and transmission can be ensured, the scanning gun can be fixed, the scanning gun battery can be charged, and the scanning gun scans and rapidly matches bar codes, so that the rapid connection between the scanning gun and the base can be realized. The base is simple in structure and convenient to use, the scanning gun connected with the base can be found through the search key, output is achieved in an HID mode or a serial port mode, and the requirements of different clients can be met.

The utility model provides a kind of system for simulating SPI interface to realize the display of embedded device graphic interface, comprising: main processor, graphic display device, main processor includes embedded main control chip, graphic display device includes LCD display module, embedded main control chip sets up GPIO interface, and GPIO interface connects LCD display module.The utility model can be in the case where hardware SPI interface resource is insufficient or occupied, by using GPIO interface to simulate SPI interface, make full use of the existing GPIO resource of equipment, without additional increase the chip with hardware SPI interface, reduce hardware cost and design complexity, improve the utilization of hardware resources;Through the accurate control of GPIO pin, ensure the stability of simulated SPI interface in data transmission process, effectively reduce the phenomenon such as lag, flicker when graphic display, improve the quality and stability of graphic display, and flexibility and scalability are good.

The application provides a battery device, a UPS and an energy storage system. The battery device comprises: a main battery pack configured to provide or receive electric energy; at least one slave battery pack configured to provide or receive electric energy, the at least one slave battery pack comprising one or more first slave battery packs connected in series, the first slave battery pack being connected in series with the main battery pack, and the main battery pack and the first slave battery pack each comprising one or more battery cells connected in series; and a communication isolation module connected between the main battery pack and the slave battery pack. The battery device, the UPS and the energy storage system provided by the application can reasonably balance the battery cells in the battery device, and improve the performance and service life of the battery device.

The utility model belongs to the technical field of batteries, and discloses a battery cell group, a battery and energy storage equipment, and the battery cell group comprises at least two battery cells; the first end of the battery cell is provided with a first positive pole and a first negative pole, and the second end of the battery cell is provided with a second positive pole and a second negative pole; a battery cell connecting structure is arranged between every two adjacent battery cells, and each battery cell connecting structure is provided with a first jack and a second jack; the first positive pole of the battery cell and the second negative pole of the adjacent battery cell are inserted into the first jack, and the first negative pole of the battery cell and the second positive pole of the adjacent battery cell are inserted into the second jack. According to the battery cell group disclosed by the utility model, series connection of battery cell pole columns is realized through the battery cell connecting structure, convenience of replacement and maintenance of a single battery cell is realized, tedious wiring and wiring harness acquisition are simplified, communication information and temperature information of the battery cells can be directly obtained, integration of power plugging and plugging of the battery cells and communication and temperature information acquisition plugging and plugging is realized, and the battery cell group is convenient to use. And the mounting convenience of the battery cell is improved.

This invention discloses an integrated system and control method for fiber optic coding monitoring and communication. The system includes: a monitoring station comprising a first circulator, a first beam splitter, a first control module, and broadband light sources, a first SOA optical switch, a second SOA optical switch, a spectral module, and a first communication optical wave receiving unit, all connected to the first control module; and auxiliary equipment comprising a second circulator, a second beam splitter, a second communication optical wave receiving unit, a second control module, a pulsed light source, an optical channel switching module, and fiber optic coding. A transmission optical fiber connects the first and second beam splitters. The monitoring station sends monitoring optical waves to the auxiliary equipment, receives fiber optic coded optical waves reflected back through the fiber optic coding, and sends communication optical waves to the auxiliary equipment to switch the optical channels of the optical channel switching module. This enables unique identification of other devices while monitoring the monitored fiber optic cable and using the monitored fiber optic cable to achieve communication between the monitoring station and different other devices.

The utility model discloses a mounting structure of an intelligent equipment management unit and an input and output unit. The mounting structure comprises an intelligent equipment management unit mounting rack and an input and output unit mounting rack, the intelligent equipment management unit mounting rack comprises a power supply, a substrate and a slide rail vertically arranged on the substrate, the slide rail is used for mounting an intelligent equipment management unit, the intelligent equipment management unit mounted on the slide rail is parallel to the substrate, the substrate is detachably connected with the microcomputer cabinet frame, the power supply is arranged on the substrate, and the power supply is arranged on the substrate. The power supply is used for providing electric energy for the intelligent equipment management unit and the input-output unit; the input and output unit mounting rack comprises a top plate and a vertical plate vertically arranged on the top plate, the vertical plate is used for mounting the input and output unit, and the top plate is detachably connected with the microcomputer cabinet frame. An installation foundation is provided for the intelligent equipment management unit and the input and output unit, so that the intelligent equipment management unit and the input and output unit can be additionally arranged in the microcomputer cabinet, communication and control between a microcomputer and intelligent equipment are achieved, and use requirements are met.

The invention relates to a communication interface circuit and a chip. The communication interface circuit comprises: a power supply for providing a supply voltage; the voltage drop module is used for carrying out voltage reduction processing on the power supply voltage to output power supply voltage; the trigger module is used for receiving the communication signal and outputting a first level signal according to the communication signal under the action of the power supply voltage and the grounding voltage provided by the reference ground; the first level signal comprises a power supply voltage or a grounding voltage; the difference value between the power supply voltage and the high-level lower limit value of the communication signal is smaller than the sum of the step-down value and the preset value; the step-down value is the difference between the power supply voltage and the power supply voltage, and the preset value is related to the trigger module; the level conversion module is used for converting the first level signal into a second level signal under the action of the power supply voltage; wherein the voltage value ranges of the second level signal and the communication signal are different. According to the communication interface circuit, communication signals can be converted from a low voltage domain to a high voltage domain only by arranging one power supply, and the structure is simple.

This invention discloses a high-speed laser wireless power transmission and communication composite device, comprising: a total internal reflection reflector and an output reflector forming a resonant cavity for a laser; the laser output from the output reflector is directly projected onto a photodetector and a photovoltaic cell, achieving communication and power transmission through photoelectric conversion demodulation and photovoltaic conversion; a laser gain medium provides laser gain, and when the gain exceeds the coupling output and resonant cavity losses, laser oscillation is formed within the cavity, generating laser output through the output reflector; the total internal reflection reflector and the output reflector are corner cube prisms; an aperture is added at the receiving end to block the apex and ridge of the corner cube prism, ensuring that the laser oscillation optical path can only be laterally displaced through the reflecting surface of the output corner cube prism-type reflector, forming a ring-shaped optical path within the cavity; an optical isolator is introduced at the transmitting end to enable unidirectional traveling wave operation of the laser, eliminating spatial hole burning and allowing the laser to operate in a single longitudinal mode under mode competition. This invention overcomes the problem of low communication rates in existing technologies using spatial intensity modulation methods.

The invention discloses an operation execution method and device, communication equipment and a readable storage medium, and belongs to the technical field of wireless communication, and the operation execution method comprises the steps that first communication equipment executes at least one of first operation and second operation; wherein the first operation comprises at least one of the following items: sending first information, and the first information is used for indicating an interaction mode supported, requested or inclined by the first communication equipment; receiving information used for indicating a first interaction mode, wherein the first interaction mode is an adopted interaction mode; interacting with a network or a network side device by adopting a first interaction mode; wherein the second operation comprises at least one of the following items: selecting a second interaction mode; and sending information for indicating the second interaction mode.

The invention provides electronic equipment, a communication system, a communication method, computer equipment and a medium. An electronic device according to an embodiment includes a serial bus including a clock signal line and a data signal line, and a conversion structure including: a signal modulation circuit that modulates a received first signal with a first data signal from the data signal line to generate a first modulated signal, the first signal comprises clock information of a first clock signal from a clock signal line; the photoelectric and electro-optical conversion circuit is used for converting the first modulation signal into an optical signal output by the electronic equipment based on the control information of the control circuit, and converting the received optical signal into an electric signal based on the control information of the control circuit; and the signal separation circuit separates the electric signal into a second clock signal transmitted to the clock signal line and a second data signal transmitted to the data signal line. According to the electronic equipment disclosed by the embodiment of the invention, two-way transmission of two signals can be realized on one optical fiber.

The invention discloses a process communication method based on an Android virtualization framework and electronic equipment, and the method comprises the steps: a native shared library creates a remote procedure call service and a data forwarding Binder object, and the service information of a server side process in MicroAndroid is registered in a service management center of the native shared library through the data forwarding Binder object; creating a first remote session service through the host to construct a data forwarding channel and obtain a data forwarding Binder agent, wherein the data forwarding Binder agent creates an agent service corresponding to the service information in an agent service management center; when the host receives an access request sent by the client process to the server process, the host searches the proxy service from the proxy service management center, and the proxy service sends the access request to the native shared library through the data forwarding channel; and the native shared library forwards the access request to the server process. According to the application, the communication between the application in the host and the MicroAndroid service is realized.

This invention discloses a method, apparatus, device, and medium for optimizing interrupt handling in a virtualization system, relating to the field of virtualization technology. The method includes configuring the Virtual Machine Monitor (HMGM) to configure MSI interrupt routing; the Virtual Machine Provider (VE) receives requests from the Virtual Machine (VM) or the Virtual Machine Interrupt Service (SPI) and, based on the current state, initiates an MSI interrupt request to the HMGM; the Message Interrupt Handling Component (ITS) in the HMGM receives the MSI interrupt request and converts it into an LPI interrupt, which is then sent to the VM or the HMGM. The HMGM configuration of the HMGM specifies the MSI and LPI interrupts sent to the VM, and specifies the MSI interrupts sent to the HMGM. This application enables communication between virtual machines and between a virtual machine and the host without additional computing power loss, effectively optimizing interrupt handling in automotive processors.

The utility model discloses a protocol adapter for a six-element information collector and a serial port screen. The protocol adapter comprises a data transceiver module, a data analysis module, an on-off control module, a level conversion circuit, a power supply module, an interface and a control circuit. Compared with the prior art, the protocol adapter provided by the utility model solves the communication problem, can effectively solve the problem that the six-element information collector and the serial port display screen cannot communicate due to different protocols, and realizes real-time display of meteorological data. Timed power-on and power-off control of the display screen is realized, equipment energy consumption is reduced, and the service life of the display screen is prolonged The operation is simple and convenient, the hardware cost is low, the software design is simple, and the development cost is reduced; programs can be modified, the method is suitable for information collectors and serial port display screens of various models, and the method has high universality.

The application discloses a kind of three-level n-dimensional digital twin systems supporting coupling operation of coal mine robot group, including terminal layer, edge layer and cloud end layer three levels.The robot group in terminal physical layer generates single-machine behavior level twin in terminal virtual layer based on real-time data through terminal AI model, realizes virtual and real two-way control, and field operator obtains augmented information through AR equipment, feeds back decision-making opinion, and multi-modal control node;Edge virtual layer generates collaborative task level twin based on single-machine behavior level twin, and constructs n-dimensional edge twin system through edge AI model.The computer host of cloud end physical layer provides computing power support for n-dimensional cloud end twin system, and centralized control operator accesses cloud end twin system through VR equipment, to realize remote monitoring and control;Cloud end virtual layer generates global planning level twin based on edge side data, and parallel analysis of n-dimensional cloud end twin system is realized through cloud end AI model, and the optimal global planning is comprehensively obtained.

This utility model relates to the field of data transmission technology, and in particular to a multi-channel analog input / output board, including an FPGA core board, and an analog input module, an analog output module, a power supply module, and a bus interface module connected to the FPGA core board. Both the analog input module and the analog output module are connected to a signal interface module. The signal interface module includes multiple single-ended and multiple differential analog input channels, and multiple single-ended and multiple differential analog output channels. The analog input module includes, in sequence, an analog input protection circuit, a resistor divider circuit, an analog switch circuit, a gain-controlled operational amplifier circuit, and an AD converter. The analog output module is a conditioning circuit composed of a DAC digital-to-analog converter and a voltage follower. This utility model provides a new generation of boards with higher density, wider signal range, stronger synchronization capability, and a standard flexible interface.

The application discloses a kind of miniaturization vehicle-mounted satellite communication dual-frequency circular polarization antennas of transceiving integration.The antenna includes transmitting antenna, receiving antenna and feed network;Transmitting antenna is composed of first dielectric plate and first metal antenna;Receiving antenna is composed of second dielectric plate and second metal antenna;Transmitting antenna and receiving antenna are nested;Transmitting antenna and receiving antenna are placed on feed network;First dielectric plate is surrounded into rectangular structure, and first metal antenna is attached to the outer surface of first dielectric plate on rectangular structure;Second dielectric plate is surrounded into rectangular structure, and second metal antenna is attached to the outer surface of second dielectric plate on rectangular structure;The bottom end of the first metal antenna of transmitting antenna and the bottom end of the second metal antenna of receiving antenna are connected with feed network, for transmitting / receiving electromagnetic signal.Compared with the characteristics of traditional dual-frequency satellite communication antenna, which is large in size and high in operating frequency band, the application realizes a low-profile satellite communication antenna with low operating frequency band.

The utility model provides a kind of circuit and electronic equipment for preventing data line interface overcurrent protection, it is related to electronic circuit technical field, the circuit is applied to electronic equipment, the switch component between the power supply pin and charging unit of the first data line interface connected to electronic equipment, the power supply pin and charging unit between the first data line interface are controlled to be on-off, and then in the case where the charging demand current of electronic equipment exceeds the maximum power supply current that the second data line interface of target device can provide, if electronic equipment needs to communicate and data exchange with target device, it can be avoided that the second data line interface triggers overcurrent protection mechanism by the level signal output by main control unit, and communication and data interaction between main control unit and target device can be realized. The circuit does not need to use USB Hub with independent power supply or install USB isolator, realizes lower cost, and connection relationship is simple, easy to operate, and reduces the difficulty of realization.

This invention proposes a distributed optical fiber sensing integrated system and its implementation method. The system includes a transmitter, a sensing receiver, a communication receiver, and a transmission link unit. The transmitter generates an LFM-PSK sensing integrated optical signal and one LFM optical signal. The sensing receiver performs matched filtering on the LFM-PSK sensing integrated optical signal and the Rayleigh scattering signal returned from the transmission link unit to detect and analyze changes in the phase information of the transmission optical fiber. The communication receiver performs heterodyne correlation detection on the LFM-PSK sensing integrated optical signal and the other LFM optical signal to reconstruct the PSK communication signal, and then obtains the original service signal based on the PSK communication signal. Compared with existing technologies, this system has a higher signal-to-noise ratio and better sensing performance in environments with strong noise interference.

A multi-purpose Internet of Things intelligent lock is composed of a lock catch assembly and an electric control lock body assembly. The electric control lock body assembly can be engaged with the electric control lock body assembly to lock a door cabinet carrier. The electric control lock body assembly comprises a main lock shell, a control circuit board connected to a centralized power supply or a power supply battery assembly, a lock hook unit capable of cooperating with the lock catch assembly to lock the electric control lock body assembly and the lock catch assembly, a driving mechanism acting on the lock hook unit to switch the lock hook unit, a door closing signal acquisition mechanism and an unlocking signal acquisition unit. A data communication module is in communication connection with any one or more of a cloud platform, a local area network platform and a wide area network platform. The application has good adaptability, diversified assembly and use scenarios, and the wire harness can be used in a visible line or a concealed line, and is suitable for steel and wooden carriers. The application can realize centralized power supply and can be connected to a battery box assembly.

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.

The utility model discloses a kind of bluetooth terminal suitable for scanner, including main body and the external antenna connected to the back of main body, the main body top is equipped with indicator light, button and quick pairing bar code, the indicator light includes HID mode indicator light, serial mode indicator light and bluetooth connection state indicator light, the button includes mode switch key and machine key, the quick pairing bar code includes two-dimensional bar code and one-dimensional bar code, the back of main body is equipped with RS232 interface, Type-C interface, reset key and external antenna interface, the utility model avoids compatibility problem between bluetooth equipment and scanner, can guarantee connection transmission stability, by scanner scanning quick pairing bar code on bluetooth terminal, it can be connected quickly, it is convenient to use, by machine key, scanner in the connection with the bluetooth terminal can be quickly found, use HID mode or serial mode output, different customer needs can be satisfied, with wide application prospect, it is beneficial to popularization and application.

The present application relates to the technical field of image communication, in particular to a multi-source data transmission method and a collision-free system for an indoor environment based on the Internet of Things, which comprises the following steps: obtaining two target environment images corresponding to a target vehicle; performing feature point detection processing on each target environment image; performing optical flow matching processing on the two target environment images according to the obtained two target feature point sets; grouping the pixel points in the obtained two target environment images according to the matched optical flow field, and performing importance analysis processing on each pixel point group in the pixel point group set; performing adaptive coding on the pixel point groups in the target environment images; and transmitting the obtained two target environment images according to the target coding set corresponding to the target environment images. The present application realizes the communication of target environment images, reduces the loss of important information in the transmission process, and improves the safety of traffic.

This invention provides a dynamically reconfigurable binning method, comprising: acquiring logic units in a reconfigurable region and a static region respectively; detecting interaction signals connecting the static region and the reconfigurable region; and creating input logic units and output logic units with interface connections between the static region and the reconfigurable region based on the interaction signals. By parsing the input and output ports of the reconfigurable region module, a data interaction interface is generated to realize interaction between the static region and the reconfigurable region. This allows for the rational layout and routing of individually packaged reconfigurable logic unit blocks and the generation of dynamically reconfigurable code streams, overcoming the difficulty of achieving dynamic local reconfigurability and improving system flexibility and compilation efficiency. The reconfigurable module and FPGA chip provided by this invention have corresponding advantages.

This invention relates to the field of bus communication technology, specifically to a bidirectional bridging communication and monitoring method and system. The method includes establishing a basic environment for bridging communication and operation monitoring; configuring parameters for the bidirectional bridge subsystem; performing status detection on the monitoring subsystem; performing link-layer preprocessing to convert raw data into basic message units; buffering and format adapting the basic message units to output a unified format data stream; performing bidirectional conversion processing on data between buses; sending the protocol-converted data to the corresponding target bus and switching between the primary and backup channels based on the bus status; collecting and processing operational status data, and outputting a status signal when preset conditions are met. This invention is used to realize communication between two sets of heterogeneous bus devices, while simultaneously monitoring network status and communication content, achieving unified monitoring and fault diagnosis of the entire hybrid network.

The application provides a communication method, a communication device, an electronic terminal and a computer readable storage medium. The communication method is applied to a multi-core system. The multi-core system comprises a first processing core and a second processing core. The first processing core and the second processing core communicate through a mailbox. The first processing core and the second processing core have a shared memory. The communication method comprises the following steps: storing target data into the shared memory by using the first processing core, storing a first target address of the target data in the shared memory and a target command into the mailbox, and sending an interrupt instruction to the second processing core; in response to the second processing core receiving the interrupt instruction, accessing the mailbox and obtaining the first target address and the target command; and reading the target data from the shared memory based on the first target address, and executing the target command based on the target data. The communication method can efficiently and reliably realize the communication between the multi-core systems based on the mailbox mechanism.

The invention relates to the technical field of air conditioners, in particular to a multi-split air conditioner system, a control method, a storage medium and a controller, and aims to solve the technical problem of how to accurately and efficiently control an electronic expansion valve of a power-off indoor unit of a multi-split air conditioner. In order to achieve the purpose, the multi-split air conditioning system comprises at least one outdoor unit and a plurality of indoor units connected with the outdoor units, and the outdoor units are connected with the indoor units through high-speed communication buses. The high-speed communication bus is used for achieving communication between the outdoor unit and the indoor unit and supplying power to the outdoor unit and / or the indoor unit. According to the invention, the communication process and the power supply function between the indoor unit and the outdoor unit based on the high-speed communication bus can be realized. Under the condition that the indoor unit is powered off, the efficient, accurate and real-time control process of the electronic expansion valve of the powered-off indoor unit is achieved.