33results about How to "Realize long-distance wireless transmission" patented technology

The invention relates to a third generation (3G) communication network-based transmission line fault area positioning system. The system consists of three subsystems, namely a signal acquisition system, a data transmission-remote terminal control system and a monitoring centre control system. A manager uses a common microcomputer as an operating terminal which does not need to install any special program, and can access a monitoring centre system anytime and anywhere, know a fault state in time, determine a fault position rapidly, perform data inquiry, and participate in fault removal processing. For the manager using a mobile phone, the mobile phone can serve as a terminal for receiving fault information in real time. Therefore, transmission line fault monitoring forms a complete network system. Moreover, the labor intensity of workers is greatly reduced; the labor efficiency is improved; and the fault positioning accuracy is improved greatly.

The invention discloses a ship energy efficiency monitoring management system, which relates to the technical field of ship energy conservation. The system comprises a sensing function module, a dataacquisition module, a remote transmission module, an energy efficiency analysis module, an auxiliary decision module and a ship management module. The sensing function module converts the collected energy efficiency physical signals into electrical signals. The data acquisition module converts the electrical signal into digital signal. The remote transmission module remotely transmits the ship-side monitoring data to the shore-side, and remotely controls the ship-side main controller according to the shore-side control command. The energy efficiency analysis module calculates and stores monitoring data in real time, and automatically generates energy efficiency statistical reports; The assistant decision-making module realizes the speed optimization and pitch optimization based on big dataanalysis as well as the early warning of entering the emission control area. The ship management module inputs the ship operation information at the ship end and inquires the ship dynamics at the shore end remotely. Reduce carbon dioxide emissions from ships, improve energy efficiency and reduce operating costs.

The invention discloses a respiratory monitoring and breath analysis system, belongs to the field of medical equipment, and particularly relates to a respiratory mechanics monitoring and breath constituent analysis device. By means of the respiratory monitoring and expiration analysis system, respiratory mechanics parameters of a human body, enrichment breath sol particles and volatile organic compounds (VOCs) can be detected and analyzed. The respiratory monitoring and breath analysis system mainly comprises a respiratory mechanics parameter detection module, a breath constituent enrichment detection module and a data processing module. The respiratory mechanics parameter detection module comprises a temperature and humidity sensor, a flow sensor, an air flow direction sensor and a respiratory mechanics parameter auxiliary detection part. The breath constituent enrichment detection module mainly comprises a breath constituent enrichment module and a breath constituent analysis module. The respiratory monitoring and breath analysis system can be used for respiratory monitoring and breath constituent analysis of patients suffering from respiratory diseases and early auxiliary screening of some diseases such as lung cancer, and can also be used for daily physical examination.

A big data power supply wireless transmission charging system relates to the technical field of big data mobile internet and the technical field of FM high-frequency carrier wireless transmission. The big data power supply wireless transmission charging system comprises a system management platform, charging base stations and mobile charging terminals. The charging base station is used for receiving management of the system management platform, applying an output charging superposition synthesizing principle of synchronous in-phase re-transmission, synchronous receiving demodulation and current parallel/voltage series of data power supply carriers, and adopting an FM high-frequency carrier to remotely and wirelessly transmit a data power supply to the mobile charging terminal. The mobile charging terminal is used for receiving management of the system management platform, transmitting a charging data command identification code to the system management platform, and receiving charging of the charging base station, which has been affirmed by the system management platform and is preferably the charging base station having the closest distance to the mobile charging terminal. The mobile charging terminal can receive data power supply carriers which are wirelessly transmitted, and can achieve charging through direct demodulation and rectification without any active secondary power amplification circuit. The big data power supply wireless transmission charging system achieves remote wireless transmission of the data power supply, and achieves the dream of mobile passive charging.

The invention discloses a multi-parameter water quality on-line monitoring device based on a deep violet photoelectric external detector and a using method thereof. The invention belongs to the technical field of water resource, water environment and water quality monitoring. The device comprises a data acquisition unit, the output end of the data acquisition unit is electrically connected with acentral control unit; the output end of the central control unit is electrically connected with a remote sending unit; the remote sending unit is in signal access to the Internet of Things; the remotesending unit is in signal connection with a remote end server through the Internet of Things; the remote end server is in signal connection with a client; the data acquisition unit and the central control unit are electrically connected with a solar power supply management unit for supplying power; the on-line water quality monitoring device can automatically detect multiple water quality parameter indexes such as COD, BOD, TOC, turbidity, sediment and UV in a water body in situ, and can realize data remote wireless transmission, development trend prediction and danger early warning.

The invention discloses an automatic rapid weighing system. The automatic rapid weighing system comprises a first motor, a rack, a core processor, a storage module and an information output module, wherein a conveying bed is mounted on the surface of the rack; a first transmission device is mounted under the conveying bed; the first motor is embedded and mounted into the rack; a second motor is mounted on the right side of the first motor; a rotary shaft is mounted above the second motor; a guide disc is mounted at the top of the rotary shaft; and a second transmission device is arranged under the conveying bed and is located on at the right side position of the guide disc. A weighing sensor is used for weighing an object clamped by the guide disc, the weighing speed is high, and the working efficiency is high; in a weighing process, self information of the object is read by a laser scanner to form a complete information base, and the problem of information scattering is effectively solved; and remote wireless transmission of data can be realized, the transmission speed is high, and the data processing efficiency is high.

The invention discloses an area controller of an underground integrated pipe gallery and a working method thereof, including: an environmental data collection step: using the area controller of the underground integrated pipe gallery to realize the collection of the internal environment data of the underground integrated pipe gallery; and the linkage control step: the underground integrated pipe gallery The regional controller processes the collected environmental data to realize on-off control of the fan or water pump; fault detection steps: use the regional controller of the underground comprehensive pipe gallery to realize the fault detection of each sensor. The invention can realize the monitoring of the environment in the pipe gallery.

The invention provides remote data transmission system and method. The system comprises a pressure acquiring unit and a terminal, wherein the pressure acquiring unit is used for acquiring and converting a first pressure signal of a pipeline; the terminal is used for processing the first pressure signal by analog-digital conversion to obtain a second pressure signal, screening the second pressure signal according to a preset sampling cycle so as to obtain a third pressure signal, packaging and encrypting the third pressure signal and then transmitting the third pressure signal to a mobile monitoring center through the wireless network; the mobile monitoring center is used for storing the received third pressure signal, displaying the third pressure signal through a first display screen, and sending the third pressure signal to a fixed monitoring center, wherein the fixed monitoring center is used for storing the third pressure signal from the mobile monitoring center to a database and displaying the third pressure signal through a second display screen. With the adoption of the system and method, data transmission can be performed through wireless network.

The invention provides a protection device for chicken raising in fruit gardens. The device comprises a separation device and a monitoring part. The separation device is composed of fixed piles, a protection net, blocking nets and electric isolating wires. The protection net is installed between the fixed piles. The electric isolating wires are distributed between the blocking nets. The multiple electric isolating wires are spaced at equal intervals and the electric isolating wires are parallel to the ground. The monitoring part is composed of a camera module, a controller, a connecting wire, a microprocessor and a wireless communication module. The microprocessor and the wireless communication module are distributed in the interior of the controller. The camera module is installed at the top position of one fixed pile. The protection device for chicken raising in fruit gardens has the following beneficial effects: by adding the camera module, the edge position of the protection net is observed to see whether special incidents happen; the design of the blocking nets can effectively separate chickens raised from animals on the outside; finally, remote wireless transmission can be achieved through the wireless communication module; and a lot of manufacturing cost is saved.

The invention discloses a code-scanning door opener. The code-scanning door opener comprises a panel and a bottom casing, a controller is arranged at the top in the bottom casing, a slide block nut, ascrew rod, a motor and a battery are arranged in the bottom casing, the slide block nut is connected with the motor through the screw rod, the motor is connected with a circuit board and the batterythrough a lead and a controller, a lock pressure bar is arranged at the slide block nut, a sliding groove is arranged at the panel, a cellphone code-scanning zone is arranged over the sliding groove,the lock pressure bar slides along the sliding groove up and down, and a master control chip, a memory, an alarm module, a QR code scanning module, a motor-driven module and a GPRS transmission moduleare arranged in the controller. The code-scanning door opener has a simple structural principle, can realize remote control on a door lock, and has the advantages of high intelligentization degree and high safety performance.

The invention is applicable to the technical field of electrical and electronic switches, and provides a self-resetting power generation device, which comprises a base, a key board, a gland, a metal pressing board with a pressing part, a self-generating module with a metal pick, and a PCB, and a rotary supporting seat is arranged in the base; a first pressing column and a second pressing column are arranged in the key board; and the metal pressing plate rotates with the rotary supporting seat as a fulcrum under the action of the first pressing column, and then the metal poking piece is pressedthrough the pressing part. A magnet is arranged on one side of the metal pressing plate and is used for returning the metal pressing plate which is separated from the keyboard plate to the original position. According to the self-resetting power generation device, the existing mode that a spring is adopted to reset the metal poking piece is changed, the attraction force of the magnet to the metalpoking piece cannot be changed along with the change of the pressing force, the power generation voltage of the self-generating module is always kept stable, the service life of the magnet is longerthan that of the spring, and the service life of the self-resetting power generation device is prolonged accordingly.

The invention discloses a collection device based on a single-chip microcomputer and a SIM900A. The device is composed of four subsystem modules, namely, a collection system module, a single-chip microcomputer minimum system module, a wireless transmit-receive module and a liquid crystal display module. The collection system module mainly comprises a first temperature sensor and a second simulation-type humidity sensor, and is used for completing front end humiture sampling. The wireless transmit-receive module takes the SIM900A as a core and is used for sending a humiture signal to an assigned IP or equipment. The collection device is good in stability and reliability and has a high utility value and an application prospect. The collection device is free from restrictions of landforms and common environments, is strong in applicability, and can meet requirements for environmental parameter collection in remote regions and in complex conditions that wiring is difficult and the like.

The invention is applicable to the technical field of mobile communication, and provides a wireless cloud storage device and a cloud storage method. The wireless cloud storage device comprises a 5G mobile communication module, a flash memory, a control manager, a decoding circuit, a power source, a power switch, a printed circuit board and a shell. Compared with the prior art, the wireless cloud storage device can be in wireless data communication with an external mobile terminal through the 5G mobile communication module, data of the mobile terminal can be stored in the flash memory, the speed of transmitting the data by using a 5G network is high, the stability is high, the constraint of data cables can be detached, the long-distance data transmission is achieved, and the data transmission operation is convenient; the 5G mobile communication module and the flash memory can be controlled through the control manager and the decoding circuit, and the wireless data transmission between the 5G mobile communication module and the mobile terminal is facilitated; by means of the cloud storage method, the data is transmitted to the wireless cloud storage device for saving and backup through control software, and the management and operation are convenient and fast.

The invention discloses public municipal and housing construction facility health monitoring research and application. The method comprises the following steps: step 1, equipment arrangement; step 2, data acquisition; step 3, data encryption; step 4, data processing; step 5, wireless transmission; step 6, evaluating and judging; step 7, dangerous case alarm; and step 8, practical application. Data are collected in real time through the sensor, the data are compared and judged through the comparison and judgment module of the data center, a result is obtained, an alarm is given through the alarm device, automatic real-time monitoring is achieved, the labor cost is greatly reduced, and through the arrangement of the alarm device and the wireless transmission device, long-distance wireless transmission of data is realized, alarm information is transmitted to mobile terminals such as a mobile phone and a computer of a worker, the worker can be timely notified of occurrence of a dangerous case, and the transmission data is encrypted, so that improvement of data transmission security is facilitated.

The invention discloses a wireless direct-current-free sensing information transmission circuit, and belongs to the technical field of electronics. The transmission circuit comprises a receiving and transmitting antenna, a drain electrode matching circuit, an open circuit line, a sensor, a transistor containing a heterojunction and a resonant network. One end of the drain electrode matching circuit is connected with the receiving and transmitting antenna, the other end of the drain electrode matching circuit is connected with the drain electrode of the transistor containing the heterojunction,the source electrode of the transistor containing the heterojunction is connected with the open circuit line, the grid electrode of the transistor containing the heterojunction is grounded through the resonant network, and the output end of the sensor is connected between the drain electrode matching circuit and the transistor containing the heterojunction; and the drain electrode matching circuit receives the pumping microwave through the receiving and transmitting antenna and transmits a microwave signal modulated by the sensing information to the receiving and transmitting antenna. The circuit structure is simple, the remote wireless transmission of information can be realized under the conditions of small size and light weight, the use is convenient, and the use range is wide.

The present invention relates to a power data acquisition and remote transmission system based on a GPRS communication module and belongs to the technical field of power system data acquisition and transmission. The power data acquisition and remote transmission system comprises a control system, an electric power acquisition concentrator, and a main station server. The control system is disposed inside a power plant. One end of the electric power acquisition concentrator is in communication connection with the control system via a data interface. The other end of the electric power acquisition concentrator is in connection with the main station server via a GPRS communication interface. The electric power acquisition concentrator comprises a single-chip microcomputer, an AC sampler, a serial communication module, an Ethernet communication module, the GPRS communication module, a transmission interface, and a memory, wherein the single-chip microcomputer is connected with the AC sampler, the serial communication module, the Ethernet communication module, the GPRS communication module, the transmission interface, and the memory. Compared with a prior art, the power data acquisition and remote transmission system efficiently acquires the power generation state and the heat supply state of a power generating enterprise in real time and increases the operation stability and security of power enterprises.