118results about How to "Flexible communication" patented technology

The utility model relates to an embedded SoC chip-based industrial wireless network monitoring system, pertaining to the Industrial monitoring technique field of the electronic communication. The system comprises a monitoring center, a couple of acquisition converters, a couple of collectors and the software. The collectors are subject to the acquisition converters and the software is installed on the collectors and the acquisition converters. Also, related software is available for the monitoring center's server. The SoC chips inside the collector and the acquisition converter is equipped with the built-in 32-bit RISC processor core, which support more than five types of the power consumption patterns; also, the built-in network protocol stack is adopted to meet the overall requirements needed by the wireless observe and control leading end for the high performance, the high reliability and the low power consumption. The ZIGBEE standard-oriented short distance wireless communication network is introduced to realize the wireless route and the on-site intelligent monitoring. In addition, VPDN technology is adopted to conduct the remote data transmission. The utility model has the advantages of low cost, high performance index as well as easy upgrading and maintenance afterwards. So, the utility model is applicable to the e-transaction terminal, the water monitoring system and relevant monitoring system.

The invention provides a message processing method, an instant messaging client, and an instant messaging system. The method is used in an instant messaging client connected with an instant messaging server. The method comprises: receiving a first message corresponding to a current communication window including a user list, wherein the user list comprises a first user corresponding to the instant messaging client and N second users and N is an integer more than or equal to 0; acquiring first topic information corresponding to the first message if the first message is used for creating a topic; on the basis of the first topic information, creating a first sub window corresponding to the first topic information in the current communication window in order that all users in the current communication window may communicate in the first sub window.

The invention discloses a wind power plant remote real-time monitoring system and method based on a wireless sensor network. The system comprises wireless sensor nodes, a base station, a monitoring center and a mobile monitoring device. The wireless sensor nodes are installed on a wind driven generator and are responsible for obtaining operation data of a wind power plant, wherein the operation data includes status data of the wind driven generator and meteorological data of the wind power plant. Each sensor node has a unique ID number address. The base station is responsible for two-way information interaction between the monitoring center and the wireless sensor nodes. The monitoring center collects measuring data of the wireless sensor network and analyzes, processes, stores and displays the data. The mobile monitoring device obtains various kinds of operation status information of the wind power plant at any time and any place through the wireless network. The system has the advantages of being small in size, easy to install and maintain, easy to expand and flexible in communication and facilitating monitoring, and can remotely monitor the wind power plant in real time.

The invention discloses a test system for measuring the repositioning precision of an industrial robot. The test system has the structure that a detection device is connected with a data processing terminal through a data acquisition unit; three axial brackets are arranged on a bracket sliding rod of the detection device; three laser displacement sensors are mounted on the axial brackets and are perpendicular to one another in space; when the industrial robot arrives at the test centers of the laser displacement sensors, three paths of light are projected to the tail end of the industrial robot to measure the positions of the three coordinates in space. Due to the adoption of the structure, compared with traditional equipment and a traditional operation manner, the test system provided by the invention is simple in process, is relatively low in cost, is improved in measuring precision, is high in transmission rate, is flexible in communication way, is not restricted to the measurement of a single workstation, can be applied to measurement of the repositioning precision of a multi-workstation robot, and can also be applied to on-the-spot monitoring in factories.

An Internet-of-things communication method of the invention enables a monitoring terminal to identify device data sent by a device terminal. The method comprises a device model building step in which each device terminal, after accessing a communication network, sends corresponding device metadata to a monitoring terminal to enable the monitoring terminal to generate a device model corresponding table, a sending rule setting step in which a user sets data sending rules between the device terminals and the monitoring terminal based on the network condition of the communication network, a data packet generating and sending step in which a sender among the device terminals and the monitoring terminal generates a data packet based on the data sending rules and sends the data packet to a receiver based on predetermined communication rules, and a data packet receiving and parsing step in which the receiver receives the sent data packet and parses the data packet to get corresponding data information, wherein the device metadata includes a device acquisition data item table, an acquisition task table and a device command table, and the monitoring terminal stores an identification number parsing table.

This invention relates to a diversity receiving system for total digitalized space optical communication array signals including a host receiver and multiple under communication receivers mounted on the rotation unit of each universal shaft, each receiver includes a following module and a communication receiving module, the host receiver includes a host signal process module, each under communication receiver scans and follows signal sources on the total space angles independently and communicates with it, which can be used in the rigorous spacial laser channels including atmosphere sea channels of satellite and sea channels for under water target.

The method involves producing a data frame (46) with data fields by a station (14), and assigning one data field to another station. The data frame is transmitted from one station to next as a forwarding data frame (46', 46''). Last station (20) transmits the data frame as a returning data frame (46''') to the stations. The stations read external transmission data from the data fields of the returning data frame. Independent claims are also included for the following: (A) a control system for automatically controlling a device for transmitting data (B) a communication module for a station in a control system.

The invention discloses a communication device and method for realizing communication between a DSP and a PC by means of a PCIE on the basis of an FPGA, and belongs to the technical field of communication. The invention aims to solve the problem that the communication between a DSP board card and the PC by means of the PCIE is poor in flexibility. According to the communication device and method for realizing communication between the DSP and the PC by means of the PCIE on the basis of the FPGA, the DSP interface logic, share memory interface logic and PCIE interface logic relevant to the communication between the DSP and the PC are integrated in FPGA, the integration of a PCIE communication interface between the DSP and the PC, other logic function modules and the like by means of the FPGA, thus the communication is more flexible, the structure is simple, integration is high, modification is easy in order to match with different needs, and thus the flexibility of a system is increased. The communication device for realizing communication between the DSP and the PC by means of the PCIE on the basis of the FPGA is suitable for the communication between the DSP and the PC.

The invention discloses a redundant communication method for realizing multi-internet access IP address sharing based on a white list. The method is characterized by comprising the following steps: step one, a network card driver detects link states of multiple ports of a network card and selects the current network card working port according to multi-network switching logic; step two, the white list corresponding to the current network card working port is set, an allowable-to-receive MAC address of the current network card working port is written in the white list, and the white list corresponding to other port is eliminated at the same time; step three, when receiving the data: the current network card working port only receives a message with a destination address written in the white list, and other data is directly abandoned, and other port is prohibited to receive the data; when sending the data: the network card driver assigns to send the data from the current working port. By use of the redundant communication method disclosed by the invention, the communication is realized under the condition that the multiple internet accesses of the device have the same IP address and the same MAC address.

An adaptor that includes a male connector, a control circuit, and a wireless transceiver coupleable to a corresponding female connector on a portable electronic device provides push-to-talk functionality on the portable electronic device. In conjunction with the device operating system, the adaptor converts a first incoming signal to a first number of low impedance/high impedance pulses detectable by the portable electronic device to initiate a push-to-talk session. During the push-to-talk session, the adaptor transceiver wirelessly transmits and receives communication signals (e.g., audio signals) to and from an accessory device communicably coupled to the adapter. In conjunction with the device operating system, the adaptor converts a second incoming signal to a second number of low impedance/high impedance pulses detectable by the portable electronic device to terminate the push-to-talk session.

The application provides a service authorization method, equipment and system. The service authorization method includes: receiving application information of a service authorization application from a client; sending the application information to a service server, and receiving from the service server information to be signed which is obtained based on the application information; sending the information to be signed to the client, and receiving from the client countersign information obtained based on the information to be signed; and sending the countersign information to the service server, receiving a signature verification result of the countersign information from the service server, and deciding whether to approve the service authorization application according to the signature verification result. A communication link with the client is a first communication link, and a communication link with the service server is a second communication link. By adoption of the technical scheme of the service authorization method, an off-line authorization service between the client and the service server can be realized.

The invention discloses an electric monitoring bracelet which is characterized by comprising a bracelet body, wherein a wristlet A is connected to one end of the bracelet body; a wristlet B is connected to the other end of the bracelet body; the wristlet A is connected with the wristlet B through a button; a microprocessor, an approach electric alarm, a GPS (Global Positioning System) positioning module and a battery for supplying power to the bracelet body are arranged inside the bracelet body; an LED lamp and a light inductive plate are arranged on the upper surface of the bracelet body; a power supply switch and a camera are arranged on a side surface of the bracelet body. The electric monitoring bracelet has the advantages that the electric monitoring bracelet can be worn on a wrist of an overhaul operator, the structure is simple and compact, the labor cost can be lowered, electric operation procedures can be specified, and the working efficiency and the personal security of overhaul operators can be greatly improved.

The invention discloses a variable lane indicating plate control system having various communication ways. The variable lane indicating plate control system comprises a vehicle detector, an LED display screen, a display screen communication module, a signal, an electronic police, and a command center. The LED display screen is additionally provided with the communication module, and is capable of supporting ISM frequency range wireless control, 3G/4G remote control, Ethernet control, and signal lamp control at the same time, and therefore control ways are flexible and convenient, command burdens of traffic police is reduced, and police resources are saved. The variable lane indicating plate control system has various communication ways, and can be set flexibly according to actual conditions, and under a condition of not changing conventional road facility provision, actual vehicle requirements are satisfied by changing driving directions of lanes or turning the directions, and therefore utilization efficiency of a whole road is improved, a queue length is reduced, and delay is reduced.

The present invention relates to a communication connection system and method of home furnishing internet of things. The system comprises a terminal device, a server and a mobile control terminal. The terminal device comprises a main terminal and a plurality of slave terminals, the main terminal and the slave terminals are provided with a Bluetooth module, and the mobile control terminal is provided with a Bluetooth module; and the main terminal is in direct communication connection with the mobile control terminal through the Bluetooth mode, or is in communication connection with the server through the network and then is in communication connection with the mobile control terminal; the slave terminals are in direct communication connection with the mobile control terminal through the Bluetooth mode, or is in communication connection with the main terminal through the Bluetooth mode, then is in communication connection with the server through the network, and is finally in communication connection with the mobile control terminal. Compared to the prior art, the communication mode is flexible and changeable, and the communication data is interacted in time.

The invention provides an indoor forklift positioning method and system, the system comprises at least three positioning base stations M1-Mi, at least one positioning tag T arranged on a forklift anda server. All position tags T are in interaction with all the positioning base stations M1-Mi in a UWB manner, all positioning base stations M1-Mi upload the positioning signals obtained through interaction of the positioning base stations M1-Mi and the positioning tags T to the serve in a UDP manner, the server builds an equation set to the distances of all positioning signals, and the coordinateof the forklift is solved according to the equation set. According to the industrial indoor forklift positioning method, the positioning accuracy is high, the forklift can be controlled to take the materials according to the obtained forklift coordinate, the pre-typed-in material area and the information obtained from the materials, the error rate of material taking of the forklift is reduced, and the management efficiency of the factory is improved.

The invention provides a graphic processor system. The graphic processor system comprises a central processing unit; A first high-speed serial computer expansion bus standard switch is connected withthe central processing unit; A second high-speed serial computer expansion bus standard switch is connected with the first high-speed serial computer expansion bus standard switch and is in downlink connection with a plurality of graphic processors; A third high-speed serial computer expansion bus standard switch is connected with the first high-speed serial computer expansion bus standard switchand is in downlink connection with a plurality of graphic processors; and a management board is respectively connected with the first high-speed serial computer expansion bus standard switch, the second high-speed serial computer expansion bus standard switch and the third high-speed serial computer expansion bus standard switch for management setting. According to the invention, flexible communication between multiple hosts and multiple terminals is realized, and the problem of low P2P communication bandwidth between GPUs is solved.

The invention relates to a method communicating with network access equipment, and the method comprises the following steps: allowing a terminal corresponding to a user identifier bound to equipment to use a light application or instant messaging software to receive a communicating request sent by the equipment; detecting a start operation connecting and communicating with the equipment, and triggering a communication interface corresponding to the equipment identifier if the start operation is detected; using the communication interface to communicate with the equipment, thus improving equipment communicating convenience and flexibility. In addition, the invention also provides a device communicating with the network access equipment, a network access equipment communication method and device, and a network access equipment communication system.

The invention discloses a mobile terminal control device. The mobile terminal control device comprises an obtaining module and a setting module, wherein the obtaining module is used for obtaining a first surplus flow value in a preset time interval of a first subscriber identity module card for performing network communication currently, and obtaining a second subscriber identity module card installed on a mobile terminal with the first subscriber identity module card and having a surplus flow threshold value more than a second preset threshold value when the first surplus flow value is less than or equal to a first preset threshold value; and the setting module is used for setting the second subscriber identity module card as the subscriber identity module card for performing network communication currently. The invention further provides a mobile terminal control method. According to the invention, flow waste of other subscriber identity module cards, besides default subscriber identity module cards, can be avoided; simultaneously, flow exceeding of the default subscriber identity module cards can be avoided; and thus, the mobile terminal is more flexible to communicate.

The invention relates to the field of management communication, in particular to a multi-mode communication hand-held device, management system and method based on community management. The hand-held device comprises a controller, a spread spectrum communication module, an FSK communication module and a Bluetooth communication module. The multi-mode communication hand-held device has the advantages that the spread spectrum communication function and the Bluetooth communication function other than the FSK communication mode are added, and the problem that the multi-mode communication hand-held device is easily interfered and cannot communicate equipment terminals of other communication manners when the multi-mode communication hand-held device has only the FSK mode is solved. The multi-mode management system and method has the advantages that the system and method is suitably for being used by equipment of various communication modulation modes in a mixed manner, the compatibility problem of old community management equipment is solved, and community management efficiency is increased greatly.

In order to solve the problem of low data acquisition efficiency and unreliable data transmission of a distributed environmental monitoring instrument, the present invention provides a method for checking transmission of distributed environment monitoring data comprising: (1) detecting the connection status of the environmental monitoring instrument, acquiring ID of the instrument when connected and proceeding to following processes, or otherwise continuing the step of detecting; (2) sending a control instruction for the environmental monitoring instrument; (3) receiving data returned from the environmental monitoring instrument; (4) analyzing and checking the data received in step (3); (5) when the analyzing or checking in step (4) is failed, repeating step (2) until the analyzing and checking in step (4) are passed. The method for checking transmission of a distributed environmental monitoring instrument of the present invention has high expandability and realizes flexible and general communication and control protocol in environmental monitoring field.

The invention provides a monitoring system of a reconfigurable type SVC/ DC-based deicing composite device. The system utilizes a layered distributed structure including a bottom layer, a middle layer and an upper layer, which comprises a superior automation system, a communication supervisor, a primary equipment microcomputer protection unit, a front end computer, a data collecting unit, a protecting logic unit, a monitor unit, an adjusting unit, an input and output unit, an operating executing unit, and water cooling system monitoring and valve base electronics. By communicating with the superior automation system to automatically perform switching operation of relative switches connected with the primary equipment, the monitor can realize reconfiguration of two operating modes including the SVC and the deicing, and exchanges information with a transformer substation integral automation system, thereby guaranteeing consistency of the operating mode and the working status of the primary equipment, meeting system requirements upon both normal condition and ice coating conditions in winter.