902 results about "Wired communication" patented technology

The invention discloses a coal mine dust diffusion intelligent monitoring method based on a distributed sensing network, and relates to the technical field of coal mine dust diffusion intelligent monitoring, and the method comprises the following steps: deploying a plurality of sensing nodes in a coal mine, each node having a function of collecting environmental data, a distributed sensing network is formed through a wireless or wired communication module, and when all nodes are started, a unique node identifier is issued through a central controller, and self-inspection is carried out. Through bidirectional delay calculation and a progressive fine tuning strategy, high-precision time synchronization is achieved, and it is ensured that timestamps of data such as dust concentration and airflow are accurate and reliable. And data jump caused by large correction is avoided through gradual fine adjustment, data continuity is guaranteed, and the precision of dust diffusion analysis and an early warning model is improved. A redundant node management and automatic switching mechanism improves the fault processing capability of the system, avoids a monitoring blind area, accelerates maintenance response through fault information reporting, and ensures stable operation of a monitoring network.

The invention relates to the technical field of coal mine fully mechanized mining, in particular to a coal mine communication network system based on a time-sensitive network, and the system comprises a wired communication system, the backbone network of the wired communication system is composed of a plurality of TSN network switches which are in ring network topology connection, and the wired communication system is used for accessing coal mine equipment as a terminal to a TSN network; the wireless communication system is connected with the wired communication system, consists of wireless communication equipment compatible with a TSN protocol, and is used for accessing the coal mine equipment into a TSN network through wireless connection; a communication system based on a time sensitive network (TSN) is established, a real-time, determined and reliable communication network is provided for a coal mine production system, wired and wireless communication systems are adopted, the whole coal mine production control system is covered together, and the requirement of automatic control for data communication is met.

The invention provides a clock signal generating circuit, a wired communication transceiver and electronic equipment, and the circuit outputs a first DC voltage comprising phase difference information and frequency difference information of a reference clock signal and a feedback clock signal through a phase frequency detection module. The pulse generator generates a narrow pulse signal based on the DC voltage and a reference clock signal, the oscillation frequency of each secondary ring oscillator in the cross-coupled ring oscillator is controlled by the first DC voltage, and the cross-coupled loop performs synchronous coupling and phase sequence adjustment processing on each secondary ring oscillator. One output node in the cross coupling ring oscillator receives the narrow pulse signal, frequency and phase locking is completed in an injection locking mode, and the frequency divider is used for conducting frequency division processing on any high-frequency clock signal and outputting a feedback clock signal. Therefore, a high-frequency multi-phase clock signal with low phase noise and high phase precision can be generated by using the low-frequency reference clock signal.

The invention relates to a burning system, in particular to a liquid crystal display burning device which comprises a control module, a storage module, a burning interface module, a verification module, a monitoring module and a communication module. The control module comprises an embedded microcontroller and is used for receiving and analyzing a burning instruction and distributing the instruction to the related modules; the storage module is composed of an EEPROM and a high-speed RAM and used for storing a burning program and temporary data. The burning interface module comprises a plurality of hardware driving circuits supporting I2C, SPI and UART interfaces and is used for being physically connected with the liquid crystal display screen and executing data burning; the verification module consists of a CRC (Cyclic Redundancy Check) processor and a logic control circuit and is used for verifying the integrity of burnt data in real time; the monitoring module integrates a plurality of state detection sensors and an exception handling unit, and is used for monitoring the working state in the burning process and providing an alarm signal; the communication module is composed of a wireless transmission chip and a wired communication interface and is used for remote monitoring and log uploading.

The invention relates to the technical field of access control systems, and discloses a multi-mode biological recognition access control system, a biological recognition module is used for collecting biological characteristic images of a user, and the biological characteristic images at least comprise a fingerprint image, a face image and an iris image; the data processing module is used for performing data processing and analysis on the biological feature image acquired by the biological recognition module, extracting an effective feature value, and obtaining a target feature image; the identity determination module is used for performing multi-mode identification on the target feature image to obtain an identification result, and performing comparison to determine the identity of the user; the control module is used for controlling the opening or closing of the access control according to the comparison result of the identity determination module; the storage module is used for storing a biological characteristic template and access control parameter information of a user; the communication module is used for carrying out communication and linkage with a mobile terminal in a wired communication or wireless communication mode; the safety of the access control system is effectively improved, and the accuracy of identity verification is improved.

The invention relates to the field of power system operation and maintenance, in particular to a three-dimensional visualization method applied to a substation operation and maintenance system, which comprises the following steps of: acquiring a three-dimensional model and position information of substation equipment, constructing an integral three-dimensional model of a substation by utilizing technologies such as laser scanning and photogrammetry and combining positioning technologies such as GPS (Global Positioning System) and RTK (Real-Time Kinematic); a sensor is installed on equipment, operation parameters such as voltage, current, temperature and vibration are collected in real time and transmitted to a three-dimensional visualization system through a wireless or wired communication network, association display of real-time data and a three-dimensional model is achieved, and the system provides a three-dimensional view capable of rotating, zooming and translating. The operation state and fault alarm information of the equipment are displayed in real time, and historical data query and alarm log functions are supported. By analyzing real-time and historical data, the system can identify and predict potential faults of the equipment, generate maintenance plans and optimization suggestions, and support remote collaboration and fault handling.

A device and a method for automatically burning firmware are provided. The device includes a first communication unit, a second communication unit, and a processing unit. The processing unit is connected with the first communication unit and the second communication unit. The first communication unit establishes a communication connection with the first electronic device and receives a to-be-burned firmware from the first electronic device. The second communication unit establishes a wired communication with a PCIe Switch. The processing unit obtains the to-be-burned firmware received by the first communication unit and burns the to-be-burned firmware to the PCIe Switch through the second communication unit.

A data storage device comprising a data port, configured to transceive data via a wired communication channel, a control port, configured to transceive data via a peer-to-peer wireless communication channel, a non-volatile storage medium, and a controller. In response to receiving, from a user device, via the control port, a command to enable control channel access, the controller performs an unlocking process, and, in response to completing the unlocking process, transitions from a locked state to a control channel access state. In response to being in the control channel access state, and in response to receiving, from the user device, via the control port, a write command, the controller stores write data in the storage medium, and, in response to receiving, from a host computer, via the data port, a command to access the storage medium, the controller transmits, to the host computer, a locked state indication.

A data storage device comprising a data port, configured to transceive data via a wired communication channel, a control port, configured to transceive data via a peer-to-peer wireless communication channel, a non-volatile storage medium, and a controller. In response to receiving, from a user device, via the control port, a command to enable control channel access, the controller performs an unlocking process, and, in response to completing the unlocking process, transitions from a locked state to a control channel access state. In response to being in the control channel access state, and in response to receiving, from the user device, via the control port, a write command, the controller stores write data in the storage medium, and, in response to receiving, from a host computer, via the data port, a command to access the storage medium, the controller transmits, to the host computer, a locked state indication.

A measurement system including: a. a sensor system that includes: i. a Light Detection And Ranging (LiDAR) module with a laser emitter configured to generate measurement data representing raw range measurements to measure heights of a crop, and ii. a computing module, including: at least one wireline / wired communications module configured to communicate with the LiDAR module for the computing module to acquire the measurement data from the LiDAR module; and at least one wireless communications module configured for the computing module to communicate using a wireless connection / link with a remote computing system that is configured receive the acquired measurement data and to determine / calculate / estimate phenotypic quantities of the crop based on the measured heights for the purpose of high-throughput plant phenotyping (HTPP); and b. a mobile / vehicle mount configured to hold / support the sensor system above the crop and to direct the laser emitter towards the crop.

The invention discloses a system for improving multi-series parallel power generation of photovoltaic cells, and relates to the technical field of photovoltaic power supply, the system comprises photovoltaic panels, photovoltaic optimizers, a photovoltaic gateway and an inverter, the power output of a photovoltaic array is optimized through a multi-stage cooperative control strategy, each photovoltaic panel is connected with an independent photovoltaic optimizer, and the photovoltaic panels are connected with the photovoltaic gateways. A working point is dynamically adjusted by adopting an MPPT algorithm, real-time data interaction with a photovoltaic gateway is carried out in a wireless or wired communication mode, the photovoltaic gateway automatically detects open-circuit voltage differences of parallel strings, dynamically adjusts the MPPT voltage range of each string and ensures the overlapping proportion of output voltages, the photovoltaic gateway monitors the duty ratio change of the strings, and when shielding is detected, the photovoltaic gateway is switched on and switched off. The MPPT parameters of the affected string are automatically adjusted, and the generating capacity of the system is improved.

An example brake monitoring system for bicycles comprises at least one force sensing element (FSE) for detecting brake pressure. The FSE may be attached to either a brake lever or a brake pad. A component connects to the FSE and reads force data, and includes a custom PCB, a connector, a battery connector, and resistors for logging and storing brake pressure data in non-volatile storage, or relaying it to a remote system using wireless or wired communication. The system also includes a display device to receive and display brake pressure data. The FSE for brake levers, FSE for brake pads, components, and display devices work together to monitor and display brake pressure data. This system has numerous applications in cycling, including training, safety research, bike design improvement, event organization, bike rental monitoring, and city planning.

The invention discloses a calculation management and control system for a power plant secondary screen cabinet holeless passive intelligent lock, and the system comprises a holeless passive intelligent lock terminal which is disposed on a secondary screen cabinet door, has no mechanical key hole on the surface, achieves the non-contact power taking through a wireless induction power supply module, integrates a spring bolt position sensor, a vibration sensor and an encryption communication chip, and is connected with a power supply module. The acquisition module is used for acquiring lock state data and encrypting interaction; and the edge computing node is connected with the intelligent lock through wireless / wired communication. The calculation management and control system of the power plant secondary screen cabinet holeless passive intelligent lockset is reasonable in structure, the lockset adopts a magnetic type holeless design, the surface of the lockset is free of a mechanical key hole, the lock picking risk possibly caused by the mechanical key hole is avoided, the possibility of illegal opening is greatly reduced, the safety of the secondary screen cabinet is guaranteed from the physical level, and the safety of the secondary screen cabinet is improved through graded early warning. Potential security threats can be found and processed in time, the security response capability of the system is improved, and the method is worthy of popularization.

The invention provides an electric field variation measuring method and system. The method comprises the following steps: installing a differential electric field sensor in an electric field variation to-be-measured area; collecting and preprocessing electric field change data of the electric field change quantity to-be-measured area based on a differential electric field sensor; based on the preprocessed electric field change data, an electric field change quantity distribution model is established, and a data analysis result is obtained; and generating an electric field variation monitoring report based on a data analysis result. The system comprises a differential electric field sensing module which is used for capturing an electric field change signal in an electric field change quantity to-be-measured area by adopting a differential electric field sensor; the high-precision data processing unit is used for receiving and preprocessing the electric field change signal to obtain electric field change data; the remote communication module is used for realizing real-time remote transmission of electric field change data by adopting a low-power wide area network technology or a wired communication mode; and the intelligent analysis platform is used for receiving the electric field change data, performing comprehensive analysis and generating an electric field change quantity monitoring report.

The invention discloses a remote control device for remotely controlling underwater equipment, which comprises a sensing module and a first communication module, and the sensing module is directly or indirectly connected with the first communication module; wherein the sensing module is used for collecting a sound signal and / or an image signal of a user, and the first communication module is in wireless communication and / or wired communication connection with underwater equipment so as to send the sound signal and / or the image signal to the underwater equipment or send an operation instruction obtained based on processing of the sound signal and / or the image signal to the underwater equipment. Accordingly, the invention further discloses a remote control system for the underwater equipment, the remote control system is implemented based on the remote control device, the underwater equipment in the remote control system comprises an equipment communication module, and the equipment communication module is in wireless communication connection with the first communication module. And an operation instruction or a sound signal and / or a graphic signal from the remote control device is received. In addition, the invention also discloses a remote control method for the underwater equipment.

The invention is suitable for the technical field of smart factories, and provides a smart factory energy consumption supervision method and system. According to the invention, factory supervision data are acquired, and equipment energy consumption data of a plurality of energy consumption supervision equipment are acquired through a direct wireless and auxiliary wired communication mode; generating a plurality of marked energy consumption data; importing the abnormal data into a supervision detection model, and exporting an abnormal detection result; and when the energy consumption is abnormal, determining equipment with abnormal energy consumption, alarming the abnormal energy consumption, and performing remote consumption reduction control. Through a direct wireless and auxiliary wired communication mode, equipment energy consumption data of multiple pieces of energy consumption supervision equipment can be periodically collected, data processing is carried out, the data are imported into a supervision detection model, anomaly detection is carried out, when energy consumption anomaly exists, energy consumption anomaly equipment is determined, energy consumption anomaly alarm is carried out, and remote consumption reduction control is carried out. Auxiliary cooperation of wireless communication and wired communication can be achieved, and therefore it is ensured that energy consumption data of all energy consumption supervision devices can be comprehensively obtained.

The invention relates to the field of household kitchens, and discloses an FFU control method and system, the FFU control system comprises a sensor module, a control module and a communication module, the sensor module comprises a temperature sensor, a humidity sensor, a differential pressure sensor, a wind speed sensor and a particulate matter sensor, the control module comprises a central controller, a programmable logic controller, a frequency converter and an actuator, the communication module comprises wireless communication, wired communication, a communication protocol and data processing and management, and the user interface module comprises a display screen, a control panel, mobile application and remote monitoring. By monitoring and dynamically adjusting the fan speed and the air valve position in real time, the system can reduce energy consumption as much as possible on the premise of keeping cleanliness, and the frequency converter adjusts the fan speed, so that the fan speed can be flexibly adjusted when requirements change, and the problem of high energy consumption of a traditional constant-speed fan can be avoided.

System and method for improving the shaving experience by providing improved visibility of the skin shaving area. A digital camera is integrated with the electric shaver for close image capturing of shaving area, and displaying it on a display unit. The display unit can be integral part of the electric shaver casing, or housed in a separated device which receives the image via a communication channel. The communication channel can be wireless (using radio, audio or light) or wired, such as dedicated cabling or using powerline communication. A light source is used to better illuminate the shaving area. Video compression and digital image processing techniques are used for providing for improved shaving results. The wired communication medium can simultaneously be used also for carrying power from the electric shaver assembly to the display unit, or from the display unit to the electric shaver.

The invention discloses an edge emergency lighting control network system based on a hierarchical bus domain, which relates to the technical field of emergency lighting and mainly comprises a hybrid topology network, a plurality of wired communication links are constructed by a host, a main gateway, a sub-gateway and sub-equipment in a wired connection mode; the link management module is configured to switch a wired communication link based on a user demand; and the dynamic routing module is configured to start a corresponding single standby wireless link to establish standby communication connection in response to detection of disconnection of the wired communication link between any communication node pair, and control the sub-equipment to start an emergency ad hoc network mode in response to detection of disconnection of both the wired communication link and the single standby wireless link to establish standby communication connection. And transmitting the data to the host through the adjacent normal wired communication link by performing multi-hop wireless relay communication with the adjacent sub-equipment. According to the invention, the problems of inflexible deployment and high cost of a traditional mode are solved, and the survival and reliability of the system in an emergency state are ensured.

Embodiments herein relate to multi-zone filtration monitoring systems and methods. In an embodiment, a filtration monitoring system is included having a plurality of filtration housings, a plurality of filter elements associated with the filter housings, a plurality of wireless communication tags associated with the filter elements, a plurality of zone antennas, and a wireless communication reader in wired communication with the plurality of zone antennas. The reader can be configured to wirelessly send data to and receive data from the wireless communication tags via the zone antennas. Other embodiments are also included herein.

The invention provides a photovoltaic module management system based on wireless communication, and the system comprises a plurality of photovoltaic modules, the interior of each photovoltaic module is integrated with an Internet of Things communication module, and the operation data of the corresponding photovoltaic module are collected through the Internet of Things communication module; the access point is in wireless connection with the Internet of Things communication module of each photovoltaic module so as to manage data acquired by each Internet of Things communication module; and the cloud server is connected with the access point so as to receive the operation data of the photovoltaic module or send a control instruction to the photovoltaic module. Wired communication of a cable is replaced by wireless communication, so that the cost is saved. And meanwhile, the power station cloud platform control center controls photovoltaic module controllers such as a turn-off device and an optimizer, the working mode of the photovoltaic module is optimized, and the working efficiency of solar photovoltaic is improved.

The invention discloses a multifunctional intelligent controller based on real-time parameters, which belongs to the technical field of instrument intelligent control and consists of a core processing unit, a multi-sensor interface module, a communication module, a remote maintenance module and a power management module. The core processing unit is integrated with a high-performance microprocessor and a real-time operating system to realize multi-task scheduling of data acquisition, processing, storage and the like; the multi-sensor interface module dynamically matches sensor types to guarantee stable connection; the communication module supports various wireless and wired communication, so that remote maintenance and OTA upgrading are facilitated; the remote maintenance module constructs a two-way communication link based on the cloud platform to ensure data security; the power management module adopts dual-mode power supply, a detachable structure realizes mode switching, and portability and stability are both considered. The controller can be compatible with various instruments, supports multi-parameter synchronous measurement, achieves automatic calibration, effectively solves the problems of an existing instrument controller, and is widely applied to the fields of industrial automation, instrument monitoring and the like.

The application provides a wireless broadcast service message enhanced transmission method, which comprises the following steps: S1, connecting a broadcast service server and at least one first broadcast service client to a switch network subsystem in wired communication; the switch network subsystem is in communication connection with a Wi-Fi subsystem; the Wi-Fi subsystem is in wireless communication connection with at least one second broadcast service client; S2, presetting the Wi-Fi subsystem; S3, when a broadcast service client is interested in a video, a user feeds back an IP address of the broadcast service client which needs to receive the video; S4, performing legality check on the minimum transmission rate of the at least one first broadcast service client and / or the at least one second broadcast service client; and S5, transmitting by the Wi-Fi subsystem according to the parameters preset in step S2. According to the requirements of different service clients, different processing procedures can be executed correspondingly, so that the requirements of real-time video transmission can be met.

The present application provides a communication module and a wireless test system and test method for a battery. The communication module includes a wireless communication interface and a wired communication interface. The communication module is in wireless and is connected to a battery under test through the wired communication interface. The communication module is configured to receive instruction data sent by the test terminal, and send a test instruction corresponding to the instruction data to the battery under test; and receive a corresponding battery parameter generated according to the test instruction and sent by the battery under test, and send, to the test terminal, test data corresponding to the battery parameter returned by the battery under test.

The invention discloses a dangerous chemical leakage intelligent early warning system based on multi-source sensor fusion. The system comprises a data acquisition layer, a data transmission layer, a data processing layer and an early warning layer user interface layer. The data acquisition layer is provided with a plurality of sensors to acquire relevant data of dangerous chemicals in real time; the data transmission layer adopts a mode of combining a wireless communication technology and a wired communication technology to ensure that data is safely transmitted to the central monitoring platform; the data processing layer cleans, fuses and analyzes the data, improves the accuracy and reliability of the data by using a multi-sensor fusion algorithm and a machine learning algorithm, and evaluates the leakage risk; the early warning layer generates an early warning signal according to a risk assessment result, and notifies related personnel in multiple modes; and the user interface layer provides a visual operation interface and a data display platform, so that a user can make decisions and manage conveniently. According to the system, the early warning accuracy is improved, real-time monitoring is realized, the management efficiency is improved, the safety is enhanced, safety accidents are effectively prevented, and the personnel and property safety is guaranteed.

A charging device is connected to an external device by a power line and charges an electric vehicle. The charging device includes: a communicator that obtains a connection notification signal from the electric vehicle by wired communication, the connection notification signal indicating that the electric vehicle and the charging device are connected; and a converter that converts the connection notification signal obtained into a signal format compliant with a communication standard of first power line communication performed over the power line to obtain a converted connection notification signal, and outputs the converted connection notification signal to the external device by the first power line communication. The wired communication is communication different from the first power line communication.

The invention relates to a node complementation wireless networking communication system applied to an urban rail transit power management system, and aims to solve the problems that a traditional wired communication mode is complex in wiring and poor in expansibility, and a conventional wireless technology is insufficient in reliability in a complex electromagnetic environment of rail transit. According to the system, a wireless communication network with self-organizing and self-repairing characteristics is constructed through an innovative distributed network architecture and an intelligent routing technology, and the system can adapt to communication requirements in a special environment of rail transit. The system mainly comprises five functional modules: a network topology management module adopts a distributed self-organizing architecture, realizes automatic discovery and dynamic networking of nodes, and supports role conversion and elastic expansion; the intelligent routing optimization module adopts an improved dynamic routing algorithm to realize multi-path transmission and self-adaptive modulation, so that the anti-interference capability is remarkably improved; the protocol adaptation conversion module performs wireless optimization on industrial protocols such as Modbus, supports multi-protocol conversion, and solves the problem of equipment compatibility; the network self-healing module provides rapid fault detection and switching capability within 50ms, and ensures the service continuity; the safety management module realizes bidirectional authentication and end-to-end encryption, and meets the high safety requirement of rail transit. In a word, the system remarkably improves the communication reliability of the urban rail transit power supply management system, reduces the construction and maintenance cost, and provides reliable technical support for intelligent operation and maintenance.

The invention relates to the technical field of environment monitoring, and discloses a soil greenhouse gas emission intelligent online monitoring system, which comprises a sensor module, a data acquisition module I, a data acquisition module II, a communication module, a power supply control module and a data processing module, the sensor module is positioned in a sensor arranged in the detection box and is used for monitoring the concentration of greenhouse gas in the soil covered by the detection box in real time. According to the intelligent online monitoring system for soil greenhouse gas emission, the communication module has a wireless communication function and a wired communication function, and through alternate data transmission between a cable and Bluetooth, a soil part covered by the detection box can perform real-time and continuous monitoring on soil greenhouse gas in cooperation with detection equipment of the sensor module; dynamic change of emission is mastered in time, more accurate data support is provided for scientific research and environment management, meanwhile, remote data transmission and monitoring are achieved through the communication module, and a user can know the soil greenhouse gas emission condition anytime and anywhere conveniently.

The present disclosure relates to a serial communication network (400), including: a plurality of network nodes (402) including a primary node (404) and one or more secondary nodes (406a-406d) connected in a daisy chain configuration and configured to communicate according to a first wired communication protocol for serial communication, wherein the first wired communication protocol is the Open System Protocol; wherein at least one of the network nodes (402) is configured to act as bridge node (420), wherein the bridge node (420) includes communication circuitry configured to: enable a communicative coupling with a network node (402) and with an external device, receive from the network node (402) a first message according to the first wired communication protocol, and embed data from the first message into a second message configured according to a second wired communication protocol; and / or receive from the external device a second message configured according to the second wired communication protocol, and embed data from the second message into a first message configured according to the first wired communication protocol, wherein the second wired communication protocol is different from the first wired communication protocol.

Aspects of the subject disclosure may include, for example, obtaining input data, processing the input data to generate output data, the output data including an identification of one or more characteristics associated with tethered communications involving at least a first user equipment, and based on the identification of the one or more characteristics, causing an action to be taken. Other embodiments are disclosed.