37results about How to "Implement postback" patented technology

The invention relates to a method for realizing an unattended substation networking five-defense block system, which specifically comprises the following steps: 1. establishing a system network; 2. and establishing a system interface: (1) establishing a graphic display and processing COM module; (2) adopting FTP documents to upload or download to keep the graphic data synchronization mainly by the method of transferring local graphic data; (3) and establishing standard communication stipulations between the five-defense block system and the computer key. The invention has the beneficial effects that a networking five-defense block management platform is established to realize five-defense block function; the unity of once wiring diagram graphic data and the information sharing between an electric transmission and transformation geographical information system and the five-defense block system substation are realized; and the download and pass back of the computer key data between the five-defense block system and a plurality of manufacturers is realized based on the standard communication stipulations between the five-defense block system and the computer key.

The invention discloses a rotor unmanned aerial vehicle mooring power supply and communication system. The system comprises a power supply conversion module which is used for converting a high-voltage direct current of a ground power supply system into a low-voltage direct current required by a rotor aerial vehicle, a communication module and other loads; a photoelectric composite mooring line which is used for transmitting power and transmitting information; a mooring line deploying and retracting device which is used for adjusting a deploying length of the photoelectric composite mooring line in real time according to a height of the aerial vehicle; the ground power supply system which is used for converting ground power into A power form applicable to transmission of the photoelectric composite mooring line and supplying the power to the aerial vehicle and task loads; a control system which is used for monitoring a posture of the rotor unmanned aerial vehicle; a communication system which is used for supplying a communication interface between the task loads carried by the rotor unmanned aerial vehicle and a ground device; and a communication module which is used for communicating with the communication system and is used as a communication relay of the ground device for sending wireless information.

An OFDM-based broadband access system of a cable television network is provided, which comprises a CATV photoreceiver, a television, an OFDM-based coaxial cable exchanger, a data mixer, a data jumper, a CATV distribution network, and an OFDM-based data terminal. The OFDM-based coaxial cable exchanger comprises an Ethernet optoelectronic converter, an OFDM modulation / modulation module, a power supply module, an Ethernet interface unit, an Ethernet reception / transmission unit, a CPU, a radio-frequency reception / transmission unit, a test signal source, and a radio-frequency interface unit. The invention has the advantages that the common cable transmission of television signal and data signal is realized; the OFDM modulation technique helps to enhance the system resistance to noise and ensure the system operation more stable and reliable; and the value of the existing cable television network is increased with low investment.

The invention discloses a video segmenting storage method and system applied to media data access. The method comprises the steps that: S101: high-code-rate materials are loaded; S102: segmenting processing is carried out high-code-rate video and audio files / signals according to fixed time or according to groups of pictures; S103: the high-code-rate materials and low-code-rate internet video fileswith the same contents with the high-code-rate materials form a time-domain corresponding relationship; S104: every when one segment file is partitioned, information of MPD / M3U8 is updated; S105: information recorded in MPD / M3U8 files comprises segment file information of media files; and S106: in the MPD / M3U8 files, files of a high-code-rate part are separately described. The system comprises amedia data server, an internet access terminal, a file simulation service module and a professional network access terminal. The video segmenting storage method and system disclosed by the invention sufficiently accord with the characteristics of the category of media files, are beneficial for transmitting video and audio files while accessing, and improve production efficiency.

The invention relates to a method and an apparatus for realizing wired screen transmission. The method includes the following steps: providing more than two communication protocol ports for a first device based on a pre-installed universal driver of the first device, and establishing a USB communication connection between a home terminal and the first device through the communication protocol ports and a first USB interface of the home terminal; when detecting that the first USB interface receives information from the first device, detecting the port transmitting the information, and if the port is a port used for transmitting audio and video data, identifying the information as audio and video data, and playing corresponding audio and video on the home terminal; and acquiring a control signal for the first deice detected by the home terminal, adapting the control signal to the port used for transmitting control signals, and sending the control signal to the first device through the first USB interface. Through the method and the apparatus, wiring for screen transmission can be simplified, and the difficulty of wiring for users can be reduced.

The invention relates to an LED lamp panel, a tail end terminating module, an LED control card and an LED display system. A channel selection circuit is arranged on the LED lamp panel, a data storing, reading, writing, inputting and outputting circuit is arranged on the tail end terminating module, an input and output marking signal is generated by the LED control card in a matched mode to control the functions of a data wire on the LED lamp panel at different moments, and time multiplexing of the data wire is achieved. Thus, return of detected data is achieved under the condition of not influencing load of the LED control card, performance of the LED control card is optimized, the performance index of the LED control card is greatly improved, and meanwhile the detection function of the lamp panel is achieved.

The invention relates to a layered exploitation production string controlled in a bidirectional wireless identification mode and a regulation device, and balanced layered exploitation in an oil well can be realized. The production string comprises a releasing tool, a packer and a centralizer which are connected in series through oil pipes. The production string is released under the well through the releasing tool, and underground intelligent balance production control valves are connected below the packer and the centralizer through an oil pipe string. The regulation device used in cooperation with the production string comprises an adapter, a wireless identification electromagnetic induction charger and a wireless radio frequency identification docking adapter, a cable is sequentially connected with the adapter, the wireless identification electromagnetic induction charger and the wireless radio frequency identification docking adapter, and the regulation device is in butt joint with the underground intelligent balance production control valves in the mode that the cable moves into the layered exploitation production string. The bidirectional wireless radio frequency identification technology is adopted between the layered exploitation production string and the regulation device, and real-time monitoring, intelligent regulation and manual regulation of oil well production parameters can be completed.

The invention provides an intelligent balanced downhole production control valve capable of realizing balanced layer mining in an oil well. The intelligent balanced downhole production control valve comprises a rechargeable power supply system, a data acquisition recording system, a CPU (central processing unit) centralized management system and a traffic control system. The above systems are arranged between a central pipe and an outer cylinder jacket and are connected through a connecting piece, and an upper joint and a lower joint are respectively arranged at two ends of the central pipe and are in serial connection with an oil pipe. The intelligent balanced downhole production control valve is used in a production string for layer mining, real-time monitoring, intelligent controlling and artificial controlling on production parameters of the oil well are completed between the production string and a controlling device through the two-way radio frequency identification technology, and balanced mining of oil deposit is realized.

The invention relates to a relay protection test system based on a mobile platform, which comprises an upper computer, a lower computer and a handheld device, wherein the handheld device, the upper computer and the lower computer are sequentially connected; the lower computer comprises a main control board, an indication lamp and a keyboard; the main control board is connected with the indicationlamp and the keyboard respectively; the main control board comprises a communication module and an STM32 module; the STM32 module is connected with the upper computer; the STM32 module is connected with the upper computer through an RS485 interface; the communication module is provided with 3 power grid ports and 2 optical Ethernet ports; two of the 3 power grid ports are RJ45 interfaces; the twoRJ45 interfaces are connected with a network switch through a network transformer; the other power grid port is connected with the upper computer; the 2 optical Ethernet ports are connected with the network switch through a resistor-capacitor network respectively; and the network switch is connected with each check device. Compared with the prior art, the relay protection test system based on themobile platform has the advantages that the working efficiency is greatly improved; the reliability of the test process is ensured; the reliability performance of data communication is stable; operation and management are facilitated; and the like.

The invention relates to a method and an apparatus for realizing wired screen transmission. The method includes the following steps: providing a plurality of communication protocol ports for a first device through a first USB interface of a home terminal, and establishing a USB communication connection between the home terminal and the first device through the communication protocol ports and thefirst USB interface, wherein the communication protocol ports can be identified by the universal driver of the first device; when detecting that the first USB interface receives information from the first device, detecting the communication protocol port transmitting the information, and if the communication protocol port is a port used for transmitting audio and video data, identifying the information as audio and video data; forwarding the audio and video data to a second device through a second USB interface of the home terminal; and when detecting that the second USB interface receives a control signal from the second device, adapting the control signal to the port used for transmitting control signals, and sending the control signal to the first device through the first USB interface.Through the method and the apparatus, wiring for screen transmission can be simplified, and the difficulty of wiring for users can be reduced.

The invention provides an automatic wireless locating and control system for an electric flat carriage. In the system, the process of pushing a kiln car by the electric flat carriage is controlled in a way of combining automatic wireless locating and configuration monitoring, an electric flat carriage controller is in wireless connection with an electric flat carriage nose controller, and the electric flat carriage nose controller is connected to a configuration monitoring host by a 485 bus. The system can realize the functions of automatically locating and pushing the kiln car by the electric flat carriage, automatically detecting self failure by the electric flat carriage, remotely monitoring the process of pushing the kiln car by the electric flat carriage and the like. The system provided by the invention has the advantages that 1, the electric flat carriage and the kiln car can be accurately located automatically, and the reliability of the system is improved; locating information can be sent in a wireless way, and manual operation is reduced; 3, the safety and the reliability of the system are enhanced by automatic failure detection; and 4, the real-time monitoring of a configuration network enables the operation of the system to be more convenient and flexible. In a word, the system having the characteristics of accuracy in locating, reliability in control, convenience in operation and high safety is suitable for being used in tunnel kiln production lines and has great economic and social benefits.

The invention relates to the field of wireless communication, particularly to a relay communication method based on LTE (Long Term Evolution). The method comprises the following steps: processing a baseband signal through a first relay station, to be specific, performing decoding, analog-digital conversion and signal conversion comprising converting the digital signal to an intermediate frequency signal and converting the intermediate frequency signal to a radio frequency signal; sending the signal to a terminal which sends the baseband signal to a near-end device through the first relay station, so as to implement link return, wherein the first relay station has an encoding function and a decoding function. The first relay station has the forwarding function, so that the quality of the transmission link can be greatly improved through relaying and forwarding between the relay stations; meanwhile, channel information feedback between the relay stations is implemented and correlation of the relay stations is considered about, so as to reduce interference to synergistic transport streams, increase the signal to noise ratio of the relay stations, and improve the link capacity.

The invention discloses dual channel-fused emergency video encryption transmission equipment. The equipment comprises a 3G / 4G communication module, a 3G / 4G routing control module, first encryption anddecryption equipment, a microwave radio frequency front end, a microwave baseband processing module and a coding, decoding and processing module; the 3G / 4G communication module is used for achieving3G / 4G communication with remote equipment; the 3G / 4G routing control module is used for achieving conversion between 3G / 4G data and IP data; the first encryption and decryption equipment is used for decrypting the IP data sent by the 3G / 4G routing control module and encrypting the output IP data; the microwave radio frequency front end is used for receiving and transmitting a radio frequency signal; the microwave baseband processing module is used for achieving conversion between radio frequency data and the IP data; and the coding, decoding and processing module is used for achieving IP datacommunication with the microwave baseband processing module or the 3G / 4G routing control module and conducting video coding and decoding. The dual channel-fused emergency video encryption transmissionequipment has the high security and the advantages of being low in cost and wide in transmission bandwidth and is applicable to surveillance of cities and surrounding areas, terrorism countering, emergency communication and the like.

The invention discloses a drive debugging method, a behavior analysis method and a drive debugging system. The drive debugging method comprises the following steps of: responding to a drive debugginginstruction, keeping a monitoring list and a response list of an embedded device, wherein the drive debugging command comprises configuration information of at least one monitoring object in an embedded device, a monitoring list is used for recording a target address of one or more monitoring objects, and the response list is used for recording action information of each monitoring object; and when any record in the monitoring list or the response list is changed, generating a push message of record and outputting a push message in real time. Due to the fact that the embedded device is provided with the monitoring list and the response list, each monitoring object and each debugging action can be conveniently recorded in real time through the monitoring list and the response list when theembedded device is driven and debugged, and therefore the whole process of driving and debugging can be monitored in real time.

The invention discloses a wireless monitor and control method of oil well layered segment production parameters. The production, wireless monitor and control of an oil well intelligent balanced layered segment can be achieved, the real-time transmission and dynamic control of oil well production data can be achieved, and an effective intelligent monitor and control mode is provided for oil well balanced layered segment production. The method includes the steps of making borehole intelligent balanced production control valves connected into a layered segment production string and corresponding to an oil layer, and releasing the layered segment production string in a well through a releasing tool, wherein the valves can achieve automatic intelligent control periodically according to pre-settings; when borehole parameters of the valves need to be manually interfered with and controlled or the valves need to be charged, putting down a bidirectional wireless recognizing control device through a cable, wirelessly uploading the monitor parameters of all the valves to a ground device, wirelessly transmitting redeployed production parameters and deploy instructions to the valves, and conducting wireless recognizing and electromagnetic induction charging on the valves.

The invention discloses a data transmission method and a system for a digital television terminal, the method comprises the following steps of: sending a code scanning request to a management terminalthrough a user terminal, in accordance with a scan request, sending a two-dimensional code display instruction to a subscriber's set-top box, generating a two-dimensional code containing subscriber data according to the two-dimensional code display instruction by the set-top box of the subscriber, and displaying the two-dimensional code in a picture played by the digital television terminal. Thesubscriber scans the two-dimensional code displayed on the digital television terminal through the user terminal, and then transmits the two-dimensional code data obtained by scanning the two-dimensional code to the management terminal. Therefore, the invention can display the two-dimensional code on the digital television terminal according to the demand of the subscriber, thereby enabling the subscriber to scan the two-dimensional code conveniently at any time and realizing the return transmission of the subscriber data.

The invention provides an unmanned aerial vehicle plasma flow control flight test measurement and control system which comprises two parts of a sky end and a ground end which are connected through wireless signals. An operator inputs a command into the ground end, the ground end converts the command into the wireless signal and sends the wireless signal to the sky end, and the sky end receives thecommand and executes corresponding operation; and after the sky end measures required data, the sky end converts the data into the wireless signal and sends the wireless signal to the ground end, theground end receives the signal and displays the data contained in the signal. The system can remotely control on-off and parameter change of an onboard plasma power source in the flight process of anunmanned aerial vehicle, record and transmit an airfoil image and an airfoil pressure distribution condition back in real time and test a flow control effect.

The embodiment of the invention relates to the field of audio and video product design, and discloses an HDMI switcher. A control unit is used for sending audio format identification data to an external signal source, so that the external signal source identifies a first audio format supported by the HDMI switcher according to the audio format identification data; a first audio signal matched with the first audio format is sent to an external receiving device; and an audio processing unit is also used for receiving the ARC audio signal matched with the first audio format from the external receiving device through the first ARC audio return channel, and returning the ARC audio signal matched with the first audio format to the external power amplifier equipment through the second ARC audio return channel. According to the HDMI switcher and the HDMI switching system provided by the embodiment of the invention, ARC audio return between the external power amplifier equipment and the external receiving device (such as a television) can be supported, so that high-quality audio can be obtained.

The invention relates to a method and a device for realizing wired screen transmission. The method includes: providing the first device with more than two communication protocol ports based on the pre-installed universal driver of the first device, establishing USB communication between the local end and the first device through the communication protocol ports and the first USB interface of the local end Connect; detect that the first USB interface has information from the first device, detect the port for transmitting the information, if it is a port for transmitting audio and video data, then identify the information as audio and video data, and play the corresponding Audio and video: acquiring the control signal detected by the local end to the first device, adapting the control signal to a port for transmitting the control signal, and sending it to the first device through the first USB interface. The invention can simplify the wiring when transmitting the screen, and reduce the difficulty of wiring for users.

The invention relates to an information collection system for an artificial influence weather rocket projectile. The information collection system comprises a rocket projectile data wireless emittingdevice, a lift-off data collecting device and a background control terminal, wherein the rocket projectile data wireless emitting device is mounted in a to-be-launched rocket projectile and is connected with a flight data collecting device of the rocket projectile; the lift-off data collecting device is mounted in an unmanned aerial vehicle or a captive balloon and is connected with a control device of the unmanned aerial vehicle or the captive balloon; the lift-off data collecting device is used for remotely measuring the landing position of the rocket projectile, controlling the flight stateof the unmanned aerial vehicle or the captive balloon and shooting and photographing the surrounding environment of the landing site of the rocket projectile and weather phenomena in air and is in wireless communication with the rocket projectile data wireless emitting device for data communication; and the background control terminal is remotely connected with the lift-off data collecting deviceso as to transmit instructions and data. According to the technical scheme of the invention, the problems that post-back data is lost and cannot be acquired after a rocket projectile falls to the ground in the prior art are solved.

The invention discloses a communication method, equipment slaves, a building equipment management system and a storage medium. The communication method is used for the equipment slaves, and a plurality of equipment slaves are connected with a BMS host through physical channels; the communication method comprises the following steps: judging whether a BMS request message sent by a BMS host is received within a preset duration or not every other preset duration; if so, generating a BMS response message and an autonomous message according to the BMS request message; and adding the autonomous message to the BMS response message, generating a comprehensive message, and sending the comprehensive message to the BMS host. According to the invention, through a single physical channel, multiple logic channels are realized, the equipment cost is reduced, and the complexity of comprehensive wiring is reduced.

The invention relates to an LED lamp panel, a tail end terminating module, an LED control card and an LED display system. A channel selection circuit is arranged on the LED lamp panel, a data storing, reading, writing, inputting and outputting circuit is arranged on the tail end terminating module, an input and output marking signal is generated by the LED control card in a matched mode to control the functions of a data wire on the LED lamp panel at different moments, and time multiplexing of the data wire is achieved. Thus, return of detected data is achieved under the condition of not influencing load of the LED control card, performance of the LED control card is optimized, the performance index of the LED control card is greatly improved, and meanwhile the detection function of the lamp panel is achieved.

The invention provides a Beidou monitoring data acquisition and return system. The system comprises data monitoring stations arranged globally, data transmitting centers and a data receiving station arranged locally, the data transmitting center comprises a serial server, an industrial switch, an industrial control computer, a satellite modem and a satellite signal transmitting antenna which are connected in sequence; the serial server is connected with a plurality of second data transmission radio stations for performing wireless data transmission with the data monitoring stations; and the satellite signal transmitting antenna is used for realizing wireless data transmission between the data transmitting centers and the data receiving station through a communication satellite. The data monitoring stations and the data transmitting centers are arranged globally, the data receiving station is arranged locally, data in the global construction process are processed through the satellite modem and then transmitted to the communication satellite through the satellite signal transmitting antenna to be transferred, and therefore the data are transmitted back to the local. And local technical experts can conveniently analyze and remotely guide the data

The embodiment of the invention relates to the field of audio and video product design, and discloses an HDMI switcher. An audio processing unit is used for acquiring a first audio format supported by external power amplifier equipment and sending the first audio format to a control unit; the control unit is used for sending the first audio format to an external signal source, so that the external signal source sends a first audio signal matched with the first audio format to an external receiving device; and the audio processing unit is also used for receiving an eARC audio signal matched with the first audio format from the external receiving device through the first ARC audio return channel, and returning the eARC audio signal matched with the first audio format to the external power amplifier equipment through the hot plug interface channel and the second ARC audio return channel. According to the HDMI switcher and the HDMI switching system provided by the embodiment of the invention, eARC audio return can be realized between external power amplifier equipment with different audio formats and an external receiving device (such as a television), so that high-quality audio can be obtained.

The invention discloses a control system for a water-cooled wall climbing robot. The control system comprises a control module, a mapping and obstacle avoidance module, a driving module and a function module, wherein the mapping and obstacle avoidance module and the driving module are in signal connection with the control module, and the function module is in signal connection with the control module. The control module comprises a main control module, a remote control module, a lower computer and a standby controller, wherein the remote control module and the lower computer are in signal connection with the main control module, and the standby controller is in signal connection with the remote control module. The standby controller is in signal connection with the main control module. The function module comprises a cleaning module, a polishing module, a thickness measuring module, a welding module and an OR detection module. According to the invention, the robot is controlled to crawl on the wall surface and has the functions of rolling brush cleaning, wall surface polishing, wall surface spraying and water-cooled wall tube thickness measurement when the robot is firm, and the situation in the furnace is observed through video in real time, so that the furnace maintenance work is simpler, safer and more intelligent and can be backtracked and checked.

The invention belongs to the technical field of deep space exploration, aims to solve the problem of data loss when the extraterrestrial celestial body detector has a landing fault, and particularly relates to a data rescue system applied to the extraterrestrial celestial body detector. The data rescue system comprises a first data wireless return module arranged in a first device, a data acquisition control module, a master control module and a second data wireless return module arranged in a second device, the first device and the second device are detachably connected; the second data wireless return module is used for backing up the process detection data stored in the first data wireless return module in real time; and the master control module performs online analysis on the landingprocess state based on the data acquired by the data acquisition control module, and judges whether the landing process state can be successfully landed or not so as to execute whether the second device is separated for data return or not. According to the system, rescue of key data in the landing process can be realized so that data reference and support are provided for subsequent engineering design.