57results about How to "Realize wireless data transmission" patented technology

The invention relates a TV set with wireless transmission function, it includes audio processing module on TV main board, video switching module, analog-to-digit module, image processing module, image processing controller and flash couplet module. The flash couplet module is a type of circuit module that accords with 'FLASH COUPLET STANDARDS 1.0'and contains a wireless network card, flash couplet processor and flash couplet signal decoder. The flash processor connects with image processing controller through USB; the outputting terminal of decoder connects with the input end of the audio processing module and the input end of the video switching module respectively.

The present invention discloses a wireless data transmission device. It is characterized by that said wireless data transmission device adopts two interfaces, and makes said two interfaces be connected with wireless transmission module. At the same time said invention also discloses a method for implementing wireless data transmission and a display module for implement wireless display.

The invention discloses a radio network coverage method, a radio network coverage device and a radio network coverage system. The radio network coverage method comprises the following steps that: a radio network coverage master node monitors a network environment, determines the working frequency point information of the master node and sends the frequency point information to a radio network coverage slave node through a Bluetooth interface; and the radio network coverage slave node receives the frequency point information of the master node through the Bluetooth interface, selects a frequency point, which accords with the frequency point of the master node, from the monitored network environment as a working frequency point, and issues the working frequency point to a secondary slave node. By the invention, radio network coverage cost can be reduced, network coverage quality is improved, and the defects of difficulty in communication network construction, high cost input and low network coverage quality in the prior art are overcome.

The invention provides a smart bracelet and a processing method of a wristlet of the smart bracelet. The smart bracelet comprises a shell and the wristlet which are in detachable connection, the wristlet is provided with a clamping fastener and through holes, the clamping fastener is matched with the through holes and is fixedly connected with the wristlet, a reflecting infrared sensor and a touch screen are arranged on two sides of the shell respectively, a master control chip, a power management chip and a Bluetooth module are arranged in the shell and are in sequential closed electric connection, the master control chip is in signal connection with the reflecting infrared sensor and the touch screen, and the power management chip, a vibrator and a triaxial accelerator are arranged on the outer side of the master control chip. The smart bracelet is simple in structure and convenient to use and has exercise data and heartbeat measurement functions; since the shell is detachable, the smart bracelet is adjustable according to requirements of different users; the smart bracelet made of wristlet materials and processed according to the processing method can be kept flexible and resistant to wear, thereby being long in service life.

The invention discloses a pipeline fluid monitoring system which comprises the components of a system host, a plurality of signal acquisition devices, and a plurality of pipeline fluid monitors which are mounted on the pipeline in an insertion manner. The pipeline fluid monitors are in wireless signal connection with one another. The plurality of pipeline fluid monitors are divided into a plurality of sets. One pipeline fluid monitor in each set of pipeline fluid monitors is successively connected with the signal acquisition device and the system host. Each pipeline fluid monitor comprises a housing, a controller arranged in the housing, a detecting sensor which is electrically connected with a controller, a sonar sensor which is used for receiving information that is transmitted from other pipeline fluid monitors, and a sonar sensor which is used for transmitting information of the pipeline fluid monitor on which the sonar sensor is mounted. The pipeline fluid monitoring system realizes wireless data transmission through the sonar sensors and can prevent an influence by a plurality of external environment factors. The pipeline fluid monitoring system has advantages of no requirement for communication cable, low fabrication cost, low maintenance cost, simple structure, small size, low cost and high effect. Furthermore the pipeline fluid monitoring system can be mounted into the pipeline through drilling and insertion.

The embodiment of the invention discloses an operation monitoring system and method of a high-voltage power transformer. The system is composed of a current transformer, a voltage transformer, a current/voltage data recorder, an information controller, an information processor, a terminal equipment interface, a power supply and a monitoring cabinet. One end of each of the current transformer and the voltage transformer is electrically connected with three sides of a three-winding transformer and the other end is electrically connected with the current/voltage data recorder; the output terminal of the current/voltage data recorder is electrically connected with the input terminal of the information controller; the output terminal of the information controller is electrically connected with the input terminal of the information processor electrically; and the output terminal of the information processor is electrically connected with the terminal equipment interface. On the basis of a power quality index analysis and evaluation mechanism, the operation state of the high-voltage power transformer can be monitored in real time, the state information can be fed back instantly, and checking, maintenance, and troubleshooting can be carried out on the transformer conveniently.

The embodiment of the invention discloses a method and system for transmitting data between electronic terminals and an electronic terminal. The method comprises the following steps that: a third-party server returns a first unique identifier according to a request of a first electronic terminal; a second electronic terminal starts a server application, and transmits a second unique identifier and connection information of the server application to the third-party server; if the third-party server determines that the first uniform identifier is the same as the second uniform identifier, the third-party server transmits the connection information to the first electronic terminal; and the first electronic terminal transmits data input by a user to the second electronic terminal according to the connection information. Through adoption of the method and system, wireless data transmission between the first electronic terminal and the second electronic terminal can be realized effectively.

The invention discloses a bionic flexible pressure sensor, a pressure measuring device and a pressure measuring system. The pressure sensor comprises a bionic patch module, a sensor module and a wireless transmission module, wherein the bionic patch module comprises a patch substrate and a bionic structure group, the sensor module comprises a first polar plate, a second polar plate, a third polarplate and a dielectric layer, the second polar plate and the third polar plate are arranged in parallel in the same plane, the plane is parallel to the first polar plate, the dielectric layer is arranged between the plane and the first polar plate, the bionic structure group is arranged on a surface of the patch substrate, and data measured by the sensor is sent to external equipment through the wireless transmission module. The bionic flexible pressure sensor is advantaged in that technical problems that in the prior art, the pressure sensor and a to-be-measured object are difficult to make good contact and fix, so that measured data have large deviation, and the measured data cannot be sent to the external equipment in a wireless transmission mode are solved, and the bionic flexible pressure sensor can achieve wireless data transmission and is high in measurement precision.

The invention relates to a subway safety protection pavement patrol and record system based on a GPS/ BD technology. The concrete working steps are as follows: 1, establishing a rail red line data standard in a safety protection range for the system; 2, inputting rail red line data into a terminal device; 3, configuring a subway structure and a geographic information base map into the terminal device; 4, issuing a patrol task by a control platform; 5, enabling patrol personnel to patrol the pavement within the safety protection range by using the terminal device; 6, enabling the patrol personnel to patrol, measure and explore the monitored projects which breaks rules and regulations, check the travelling track and carry out data exchange on the subway structure and the geographic information by the GPS/ BD location technology, and immediately signing and issuing notices of violation after the projects are verified to break rules and regulations; 7, uploading the collected information of the monitored projects and the external risk source profile information into a management module of the system; 8, providing track management for the construction projects which are declared after the notices of violation are signed and issued.

The invention discloses an intelligent instrument data transmission method based on the LoRa technology. The method comprises the following steps: an intelligent instrument generates a target data packet by using collected field data, and encrypts the target data packet by using a corresponding encryption operator, wherein each intelligent instrument has the respective corresponding encryption operator; the intelligent instrument sends a handshake signal to a gateway on a corresponding channel via an LoRa module, wherein each intelligent instrument has the respective corresponding channel; when the gateway monitors the handshake signal on the channel, the gateway feeds back a handshake success signal to the intelligent instrument on the channel; the LoRa module sends the encrypted target data packet to the gateway on the channel after receiving the handshake success signal; the gateway decrypts the encrypted target data packet by adopting a decryption operator corresponding to the encryption operator after receiving the encrypted target data packet; and the gateway forwards the decrypted target data packet to an enterprise server. By adoption of the intelligent instrument data transmission method disclosed by the invention, the objective of reliable multipoint-to-single-point remote wireless data transmission can be achieved.

The invention provides a bill printing implementation method and device. The bill printing implementation method comprises the steps that an NFC unit, a WIFI unit, a BT unit and/or USB unit in printing auxiliary equipment receive externally-input bill information through wireless or wired connection; a controller controls the NFC unit, the WIFI unit and/or the BT unit to transmit the bill information to a bill printer through wireless connection, and the bill printer decodes and prints the received bill information. According to the bill printing auxiliary equipment, the equipment provides a plurality of wireless or wired connection manners, and a plurality of wired or wireless technologies such as the WIFI direct wireless technology or the BT wireless technology or the NFC technology or the USB technology are utilized for obtaining bill information; wireless data transmission between the equipment and the bill printer can be achieved, and bill information of the bill printer is transmitted in a variety manner; and the cable access complexity of the bill printer is not increased, an encryption unit and a decryption unit are arranged, and safety of bill information can be effectively ensured.

The invention discloses a safety nipple thermometer, belongs to the field of baby products and aims to solve the problems that a mercurial thermometer is not applied to the measurement of the temperature of a baby under three years old and a non-contact type infrared thermometer is high in price and is not suitable for being used by a common family. The safety nipple thermometer comprises a base, a nipple part and a stop part, wherein the base, the nipple part and the stop part are solidified into an integrated silica gel piece; the stop part is arranged between the base and the nipple part; the base and the nipple part are provided with a communicated inner cavity in which a control circuit is arranged; the control circuit comprises a temperature sensor, a data acquisition circuit, a signal conditioning circuit, a wireless transmission circuit, an over-temperature alarm circuit, a wireless charging module, a rechargeable battery and a power switch; the temperature sensor acquires the oral temperature of the baby; a temperature signal acquired by the temperature sensor is conditioned and is transmitted in a wireless manner by the wireless transmission circuit; the over-temperature alarm circuit is used for giving an over-temperature voice alarm; the wireless charging module receives a wireless charging signal; the wireless charging module charges the rechargeable battery.

The invention provides a wireless communication device. The device includes a power module, an audio and video encoding module, a data exchange module and a wireless transmission module; the power module is connected with the audio and video encoding module, the data exchange module and the wireless transmission module, and the data exchange module is connected with the audio and video encoding module and the wireless transmission module; the audio and video encoding module receives collected audio and video signals, and outputs encoded audio and video data to the data exchange module; and the wireless transmission module receives the audio and video data from the data exchange module, and sends out the audio and video data in a wireless mode.

The invention discloses a livestock motion quantity detecting system based on an inclination sensor, comprising an inclination acceleration sensor module for collecting three-dimensional angular velocity and motion acceleration of the livestock, an information transmission module, a sorting circuit, and at least one upper computer for receiving an output signal of the information transmission module, wherein the input end of the information transmission module is connected with the output end of the inclination acceleration sensor module, for transmitting acceleration data obtained by the tiltacceleration sensor module; the sorting circuit is arranged between the information transmission module and the inclination acceleration sensor module; the input end of the sorting circuit is connected with the output end of the inclination acceleration sensor module, and the output end of the sorting circuit is connected with the input end of the information transmission module; the upper computer recognizes the motion state and motion quantity of the livestock according to the three-dimensional angular velocity data and the motion acceleration data generated by the inclination accelerationsensor module. The livestock motion quantity detecting system based on an inclination sensor has the advantages of small volume, convenient use, and accurate monitoring of livestock movement quantityso as to obtain livestock state.

The invention provides a hydrophone integrated module which is highly integrated, functionally rich, small and light, and can easily meet the requirements of a small installation environment. The hydrophone integrated module includes a substrate which is equipped with a hydrophone sensor, a pressure sensor, a communication module and an ASIC chip. The hydrophone sensor, the pressure sensor, the communication module and the ASIC chip are encapsulated in an injection molding layer. The hydrophone sensor has a sound inlet opening at the upper end. The pressure sensor has an induction opening communicated with the outside at the upper end. The hydrophone sensor is connected with the pressure sensor through a conductor and a conductive wire which is arranged in the substrate. The hydrophone sensor and the pressure sensor are connected with the conductive wire arranged in the substrate through conductors. The communication module and the ASIC chip are connected with the conductive wire through solder balls. The conductive wire is connected with bottom pads arranged on the lower surface of the substrate. The invention further provides a manufacturing process of the hydrophone integrated module.

The invention discloses an intelligent circuit breaker control system based on IEC (international electrotechnical commission)-61850 standards, and belongs to the field of power control and power protection. The intelligent circuit breaker control system comprises a main control panel and an input and output power supply board, wherein the main control panel comprises an MMS processor, a protection task processor, a GOOSE/SMV processor, an analog acquisition unit and a communication unit, realizes the analog acquisition, and protects the test and control function logical operation, and the input and output power supply board comprises an IO processor, an input quantity input unit, an output quantity output unit and a power supply module, and realizes circuit breaker position signal and handcart stroke switch position signal collection and circuit breaker divide-shut brake output control. The intelligent circuit breaker control system is arranged inside a circuit breaker case, so that the circuit breaker becomes an intelligent circuit breaker integrating on-off operation, measurement, protection, control and communication.

The invention provides a wireless transmission display system, comprising a terminal part and a host part, wherein the terminal part comprises a terminal data unit for acquiring and processing terminal data and a wireless terminal transceiving unit for performing wireless data transmission with the host part and sending the acquired data to a host; and the host part comprises a wireless host transceiving unit for performing wireless data transmission with the terminal part and receiving the data acquired by the terminal part, a control unit for judging whether the data acquired by the terminal part is displayed or not according to a text message verification code, a display unit for displaying the data acquired by the terminal part and a text message unit for receiving the text message verification code and transmitting the text message verification code to the control unit.

The invention discloses an electronic scale using voice frequency to transmit data. The electronic scale using the voice frequency to transmit the data comprises a scale body, an intelligent terminal and a voice frequency transmission/receiving system, wherein wireless data transmission is carried out between the scale body and the intelligent terminal, and the voice frequency transmission/receiving system is used for receiving audio signals generated by the scale body or the intelligent terminal, and transmitting the audio signals generated by the scale body or the intelligent terminal. According to the electronic scale using the voice frequency to transmit the data, due to the facts that the voice frequency transmission/receiving system is used for transmitting voice frequency carriers with frequencies larger than 20KHz to achieve wireless data transmission between the scale body of the electronic scale and the intelligent terminal of the electronic scale, and the frequencies which are larger than 20KHz cannot be recognized by human ears, the mode is low in cost, the cost is greatly reduced compared with the cost of the Bluetooth and the cost of the WIFI, and the problem that wireless transmission of the electronic scale is limited by the cost is solved.

The invention discloses a remote automatic meter reading system. The remote automatic meter reading system comprises a management center, wherein the management center is connected with at least one concentrator; each concentrator is connected with at least one acquisition unit; and the acquisition device is connected with an electric meter matched with each user to use. According to the remote automatic meter reading system, data of an electric power system, which is acquired by a clustered type intelligent electric meter, is transmitted to each grade of concentrated monitoring center in real time, so that uniform monitoring and distributed management of electric power monitoring equipment are realized. A GPRS (General Packet Radio Service) network can provide a simple and effective communication transmission means to the electric power system; the remote automatic meter reading system has the advantages of sufficiently utilizing an existing network, shortening a construction period and reducing the construction cost; and the equipment is convenient to mount and simple to maintain, human resources can be reduced, the maintenance time is shortened and the special line construction cost is saved.

The invention discloses a network control-based driver for a road lighting LED. The network control-based driver comprises an EMI input filter circuit, a PFC power factor correction circuit, an LLC variable-frequency conversion circuit, a control module and an RF module, wherein an input end of the EMI input filter circuit is electrically connected with electric supply; an output end of the EMI input filter circuit is electrically connected with the input end of the PFC power factor correction circuit; the output end of the PFC power factor correction circuit is electrically connected with the input end of the LLC variable-frequency conversion circuit; the output end of the LLC variable-frequency conversion circuit is electrically connected with an LED lamp; the control module is electrically connected with the RF module, a control end of the EMI input filter circuit and the control end of the LLC variable-frequency conversion circuit; and a radiator is also arranged on the driver. The network control-based driver for the road lighting LED can achieve the functions of timing control, dimming control, data wireless transmission and the like of the road lighting LED; and the power factor and the efficiency are improved.

The invention dislcoses a device suitable for limited space environment gas detection and communication. A detection unit (A), a control unit (B) and a communication unit (C) are connected in sequence; the detection unit (A) is formed by connecting a camera module (1) and a gas sensor module (2) in parallel; in the control unit (B), an SPI communication module (3), an AD conversion module (4) anda 485 communication module (5) are connected in parallel and then are connected with an input end of a microprocessor circuit (6) in series, and a UART-to-AP interface circuit (7) and a UART-to-GPRS interface circuit (8) are connected in parallel and then are connected with an output end of the microprocessor circuit (6) in series; the communication unit (C) is formed by connecting an AP module (9) and a GPRS module (10) in parallel; a power supply unit (D) consists of multiple isolated power circuits. The device has the advantages of simple structure, simple maintenance, low cost, universality, versatility and data communication function; two wireless communication modes are provided, short-distance and long-distance wireless data transmission can be realized, and a user can select for use according to specific needs.