33results about How to "Reduce communication errors" patented technology

A bicycle control system is basically provided with a first power supply, a plurality of electric drive devices and an operating apparatus. The electric drive devices are electrically coupled to the first power supply to receive electric power supplied from the first power supply. The operating apparatus wirelessly operates the electric drive devices by wireless signals.

The invention discloses a fault location and display method for automation equipment based on virtual reality technology, which includes a virtual connection of automation equipment, a fault location device and a visual display device. The device includes a real-time early warning device, a communication fault fast locator, a remote control failure locator, a remote signal jitter locator and a telemetry dead number locator, and the visual display device includes a control center display, a mobile intelligent terminal and a fault command vehicle. The invention realizes graphical display through the SCD virtual connection definer, predicts the state of the network or equipment through the fault location device, facilitates fault finding, makes remote control problems well-documented, and improves remote signal jitter and remote measurement dead number problem searching The efficiency of mobile smart terminals reduces communication errors, and the fault command vehicle improves the accuracy of reaching equipment fault points.

A service connection system and a method for a Bluetooth-enabled device for avoiding error caused by Hands-Free Profile (HFP) mismatch in a service level connection initialization procedure are provided. A service connection method for Bluetooth communication includes receiving, at a master device, a first command containing a first set of features supported in a slave device, extracting the first set of features from the first command, matching a second set of features with the first set of features, and transmitting a second command including the second set of features to the slave device.

A serial communication transceiver includes a trapezoidal wave signal generation circuit for producing a trapezoidal wave signal responsive to a control signal. The trapezoidal wave signal generation circuit decreases harmonic components in the trapezoidal wave signal and suppresses superimposed noise. The serial communication transceiver also includes a driver circuit for delivering the trapezoidal wave signal to a communication line and a receiver circuit for receiving the trapezoidal wave signal over the communication line. The receiver circuit includes a filter circuit that has a filtering time at the rise of a logically bi-leveled signal substantially equal to a filtering time at the fall of the logically bi-leveled signal.

A method of operating a near field communication (NFC) device includes receiving, by the NFC device, a first signal from an NFC reader, transmitting, by the NFC device, a response to the first signal to the NFC reader and changing selectively, by the NFC device, a radio frequency (RF) configuration parameter associated with signal transmission operation during a signal transmission interval, based on determining whether the NFC reader recognizes the response.

The invention discloses a device for simulating magnetic data transmission by a mobile phone. The device comprises the mobile phone, and a transmission module and a drive circuit mounted in the mobile phone. The transmission module comprises a magnetic material and an excitation circuit; the drive circuit is configured for receiving coding signals obtained by processing magnetic data stored in the mobile phone; the drive circuit generates an alternating magnetic field through the transmission module; the generated magnetic field signals are sensed by an external reading magnetic head, thus finishing reading the magnetic data. According to the method, the magnetic data can be transmitted and read securely and reliably only by placing the mobile phone at a position close to the magnetic head; the device has high compatibility with the existing magnetic data reading system; many cards in one machine can be realized; and the device can be applied in multiple aspects such as magnetic data management and storage conveniently.

The invention discloses a method, device and system for correcting communication information errors. All the method, device and system can be used for acquiring channel estimation quality information reflecting channel estimation quality, therefore, the channel estimation quality information can be used for carrying out error correction on downlink channel information to be sent and transmitting the downlink channel information subjected to the error correction. The error correction can be used for compensating communication errors caused by the problems of jamming and the like in a communication process, and therefore, by means of the method, the device and the system provided by the invention, the communication errors caused by communication jamming and other problems can be effectively decreased, and the communication quality can be effectively improved.

The present invention provides a method for reducing propagation errors in an optical communication system which includes an optical element and an optical transmission medium. In the present invention, a relative position of the optical element and an end face of the optical transmission medium, at which light emitted from the optical element is incident, is set to a (relative) position which is different from a relative position of the optical element and the end face of the optical transmission medium with which energy of light that is propagated is maximized. Then, light emitted from the optical element is propagated in multimode by the optical transmission medium.

The present invention relates to setting more than one vehicle terminal antenna in such a manner that the direction of the received light beam around the base station of the roadside equipment installed at the highway toll station is the same as the direction of reception of the vehicle terminal, and the installation of the antenna having the best received power is specially installed. The invention relates to a room mirror device for a communication vehicle terminal. The present invention includes an indoor mirror housing portion attached to the vehicle through a bracket, and an antenna plateinstalled on the rear surface of the indoor mirror housing portion for arranging signals for transmitting and receiving signals to a roadside base station. A plurality of transceiving antennas are arranged; a button and an external activity input section are used to select an operation mode of the antenna; and an information processing module is provided inside the above-mentioned indoor mirror housing section and transmits and receives signals through the above-mentioned transceiving antenna and a roadside base station. The charging of the electronic toll collection system is performed, andthe above-mentioned information processing module selects the transmission and reception antennas with the largest received signal size among the plurality of transmission and reception antennas, andprocesses the charges using the selected transmission and reception antennas.

The present invention discloses a radiation structure naming standardization method, apparatus and device and a computer readable storage medium. The method comprises the steps of: receiving an inputoriginal structure file, and obtaining a first original structure name of the original structure file; performing signifying preprocessing of the first original structure name to generate at least onecharacter string; according to the at least one character string, generating a first regular expression; according to a trained standardization model, performing expression matching for the first regular expression; according to a second regular expression in the standardization model matching with the first regular expression and a structure word bank associated with the second regular expression, converting the first original structure file to a standard structure name, wherein the structure word bank is configured to store the standardization name of each tumour radiotherapy treatment structure; and outputting the standard structure file according to the standard structure name to avoid confusion caused by inconsistent and improper names.

The invention relates to a single-line serial half-duplex communication method with wide clock tolerance. The master sends a serial data frame to a slave during communication, and the slave receives and returns a serial data frame. When the data line is idle, the data line is in a high level, when the serial data frame is transmitted, the starting bit is a low level of the time length D, each databit comprises two parts of a continuous clock synchronization unit and a data representation unit, the clock synchronization unit is a high level of the time length A, and the data 0 and 1 in the data representation unit are low levels of the time length B and C, respectively. A clock synchronization unit and a data representation unit detect a start bit, detect a data bit, and detect a data representation unit after detecting a clock synchronization unit when the data bit is detected. This method can effectively avoid the communication error caused by the accumulated error in the continuoustransmission of multiple data bits in the communication process, and has a complete serial data frame initiation and verification mechanism.

The invention provides an intelligent mobile robot multi-vehicle cooperative control floating system and a control method thereof. The intelligent mobile robot multi-vehicle cooperative control floating system comprises a floating control module; the floating control module comprises a floating control unit and a floating adjusting device, and the floating control unit comprises a camera, an angleencoder and a limiting switch; the camera is used for collecting floating quantity deviation of the floating adjusting device in the x direction, the y direction and the z direction, the angle encoder and the limiting switch are used for collecting floating quantity information of the floating adjusting device and transmitting the information to an AGV motion controller, and the AGV motion controller is in signal connection with a navigation positioning module, a driving module and an alarm module. According to the multi-vehicle cooperative control floating system of the intelligent mobile robot and the control method of the multi-vehicle cooperative control floating system, system resource consumption can be reduced, communication errors can be reduced, cooperative control over multipleAGVs is more efficient and stable in operation, and the multi-vehicle cooperative control system plays a greater role in an intelligent factory.

The invention discloses a control system and control method of a steering engine. The steering engine comprises a DC motor and a control system thereof. The control system includes a main control chip, a power supply circuit, a motor driving circuit, a position acquisition circuit and a host computer. The power supply circuit supplies power to the main control chip, the motor driving circuit and the position acquisition circuit. The main control chip is connected to the motor driving circuit and the position acquisition circuit. The position acquisition circuit is used for collecting a position of the steering engine and sending the signal to the main control chip. The host computer is in communication connection with the main control chip to send an operation instruction to the main control chip. The main control chip is used for calculating and outputting a PWM wave according to the position information of the steering engine and the operation instruction and sending the PWM wave to the motor driving circuit. The motor driving circuit is connected to the DC motor to control the DC motor according to the PWM wave to further control the movement of the steering engine. According to the control system and control method of a steering engine, a problem of a complex control mode is solved.

The invention discloses an LMS management system of a detection mechanism. INCLUDING LMS MANAGEMENT SYSTEM, the LMS management system comprises a detection mechanism server, a manufacturer server, a buyer server and an LMS storage medium. Every two of the detection institution server, the manufacturer server and the buyer server can be communicated through an LMS management system, and the detection institution server, the manufacturer server and the buyer server are communicated with an LMS storage medium through the LMS management system. According to the LMS management system of the detection mechanism, requirements of customers in the LMS management system can be processed immediately without errors or delay, and all contacts (records) are stored in an LMS storage medium, so that communication errors are reduced; the LMS management system can effectively prevent fraudulent activities, ensure the quality of results and benefit all stakeholders; the automatic result can eliminate human errors, so that not only is the labor cost reduced, but also the certificate issuing sensitivity can be improved, and errors caused by transfer of records in manual calculation are avoided.