94results about How to "Support hot swap" patented technology

This invention relates to auto-control field, which in detail is used to a wireless LAN on-site bus net control station. It comprises main control station and I/O module, wherein, its main control station runs the wireless LAN on-site bus agreements and accomplishes the distribution I/O control through I/O module controller and receives and transmits data to Ethernet through wireless LAN transmission module. The I/O module is to accomplish the collection and conversion of the on-site signals. It is based on intelligence control device of the wireless Ethernet and turns the DCS total distributed system structure into new type of total distribution structure to completely distribute the control into the on site by network control station. This invention especially applies to old industry control system reconstruction to make it possible for old enterprises to enter the new time of on-site bus.

The invention discloses a Flash based PCIE (peripheral component interface express) board for data storage. The board is characterized in that an FPGA chip is used as the master control module, DDR memories are connected to serve as buffer modules and Flash chips are simultaneously connected to serve as storage modules; a PCIE controller, a DDR controller, a command parser, soft Cache hit logics,an X-Card management module, ECC check data logics, Flash block address mapping, an arbiter and a Flash controller are implemented inside FPGA and complete respective functions by downloading the programs to the FPGA. The communication interface adopts the PCIE interface which has high data transmission rate. PCI-E also supports advanced power management, hot plug and synchronous data transmission and optimizes the bandwidth for the preferentially transmitted data.

The invention discloses a pump and pump station integrated tester which comprises a sensing module, a collecting module and a processing module, wherein the sensing module is used for measuring performance parameters of a pump and a pump station and obtaining sensing signals, the collecting module is connected with the sensing module through a connecting wire for collecting the sensing signals obtained by the sensing module and transmitting the sensing signals to the processing module, and the processing module is connected with the collecting module for processing the sensing signals transmitted by the collecting module. The tester of the invention can effectively improve the test precision of the pump and the pump station, and a sensor can not be wrongly connected, and has simple and reliable connection mode and excellent replaceable ability. A collecting card is directly connected with the processing module through a USB interface for realizing data transmission, supports hot-plug, and greatly simplifies the test operation process. In additional, the tester has simple structure, and is convenient for carrying about.

The invention discloses an intelligent network remote terminal unit (RTU) system of an electrified railway. The intelligent network RTU system is characterized by comprising an intelligent RTU, wherein the intelligent RTU comprises a master control communication plugin, a telecommand plugin, a remote control plugin and a telemetering plugin, the master control communication plugin is internally provided with a man-machine interface, an equipment management interface and a communication management interface, the master control communication plugin is communicated with all dispatching master stations through dual Ethernets, and the master control communication plugin is communicated with the telecommand plugin, the remote control plugin and the telemetering plugin through dual CAN (Controller Area Network)-BUS. The intelligent network RTU system is more beneficial to management and monitoring of remote measurement and control, and has the advantages of higher intelligent level, high performance, high stability and high operability.

The invention discloses a multi-business digital light distribution system. The system comprises a near-end machine and a far-end machine, wherein in the near-end machine, a downlink signal entering the near-end machine and is processed, a signal is from a data interface and passes through an Ethernet processing unit, base-band CPRI framing for the downlink signal after processing and the signal from the data interface is carried out, the signals are then converted through a digital light module into light signals or are converted through a fiber or a microwave transceiving unit into microwave signals which are transmitted to the far-end machine; in the far-end machine, the light signals from the near-end machine are converted through the digital light module in the far-end machine into digital signals, the digital signals after CPRI deframing are converted into a base-band signal and an Ethernet signal, the Ethernet signal passes through an Ethernet processing unit and is transmitted through the data interface to other data terminal; the microwave signals from the near-end machine are converted through a microwave antenna in the far-end machine and the microwave reception unit into intermediate frequency signals which enter the digital signal processing unit and are converted into base-band signals after analog-digital conversion, the two types of base-band signals are converted into intermediate frequency signals through the digital signal processing unit, the intermediate frequency signals are then converted into radiofrequency signals through a frequency conversion unit, and the radiofrequency signals after downlink amplification enter a multiplex combiner and are emitted through the antenna.

The invention discloses a cross-block contract asynchronous calling system. The system comprises a distributed system verification unit, a distributed contract execution unit and a contract execution cache unit, wherein the distributed system verification unit comprises one or more service nodes and a plurality of verification nodes, the verification nodes are used for verifying consented {TX}, and {TX} comprises a contract calling request TX and a payment request TX; the distributed contract execution unit is located at a far end of a local verification unit, performs communication with the verification unit through a predefined protocol and is used for acquiring information needed for contraction execution and returning a result to the verification nodes after contract execution is completed; and the contract execution cache unit is used for receiving the contract calling request from the verification nodes, sending the request to the contract execution unit, receiving a contract execution result and returning a current contract execution state to the verification nodes so as to realize asynchronous calling of a contract. According to the system, block consensus does not depend on the contract execution result, the concurrence amount of contract execution and the number of contracts capable of being supported by blocks can be increased, and the fault-tolerant capability of the system is improved.

The invention relates to a data unidirectional lead-in method and a system. According to the method, a UDP (User Datagram Protocol) communication protocol is adopted on a transport layer between a sending end and a receiving end; the sending end is used for reading data in a removable storage medium, fractionating the data on the basis of the data type and encapsulating the data into a data package; the encapsulated data package are sent to the receiving end through an optical fiber transmission channel; documents are restored and reassembled by the receiving end according to the data type in the data package. The sending end of the system comprises a communication module, an outer end lead-in module and an inner end lead-out module. According to the data lead-in method and the system, a sending mechanism based on the optical fiber transmission channel is adopted, the unidirectionality of the information flow is ensured on physical layer and application layer aspects, the system deployment is simple, the utilization is convenient, and the stability and reliability are high.

A USB interface high-speed and real-time sampling logic analyzer comprises a single chip microcomputer system and an FPGA system. The single chip microcomputer system comprises a USB interface module, a GPIF module, an SPI bus module, an FPGA guiding configuration module and an RAM program executing module. The FPGA system comprises an FPGA program executing module, an FIFO controller module, an indicator light module and a channel sampling rate selecting/ sampling module. The structure of the single chip microcomputer system and the FPGA system is adopted, and therefore the USB interface high-speed and real-time sampling logic analyzer has the advantage of being fast and real-time in sampling. By means of the single chip microcomputer system, a synchronous clock of a GPIF state machine can operate with 100MHz, and the purpose that a USB bus transmits 600Mbps sampling original data in real time is achieved.

The invention discloses a multi-point touch data processing method and a multi-point touch data processing system thereof. The multi-point touch data processing method comprises a computer and a touch device with a driver type supporting Autorun function, and an interface module is arranged in the touch device, and a coordinate point calculating program is solidified in the touch device. The method comprises the following steps that the touch device is connected with the computer through the interface module; the computer configures a driving program for the touch device, and identifies the driver type supporting Autorun function of the touch device; the computer runs the coordinate point calculating program solidified in the touch device and appointed by an Autorun.inf file; the computer detects and acquires touch data from the touch device, and executes the coordinate point calculating program to calculate a touch point coordinate; the computer sends the touch point coordinate back to the touch device; and the touch device transmits the touch point coordinate to the computer in a mode of USBHID (universal serial bus human interface device) equipment, and the computer executes the corresponding operation. The touch device can be directly connected and communicated with the computer without mounting any software for the computer, and can calculate the touch point coordinate, realize touch function and really realize free driving.

This invention discloses a method for managing and controlling supply of advanced ATCA system including: separating a load supply from the supply providing to a back plug board/front converting module and controlling the output of the load supply to the back plug board/front converting module according to the needs. This invention can realize independent control to the load supply and support to hot plug by the module. This invention also discloses a device for supply management and control of the ATCA system including a first supply converting/controlling module, a second supply converting/control module and a control circuit.

The invention relates to the technical field of data bus communication, and particularly relates to a bus system and a data transmission method based on a combination of polling and uniform time slots. The bus system includes a bus, bus adapters and electronic equipment, wherein the bus performs two-way communication with multiple bus adapters, and each of the bus adapters performs two-way or one-way communication with multiple sets of electronic equipment; and the communication between the bus and the bus adapters adopts the combination of polling and uniform time slots. According to the scheme of the invention, a combination of polling and competitive time slots is adopted, burst services can be processed in time through the uniform distribution of the competitive time slots, the mean waiting time can be reduced, the real-time response characteristics of the system can be improved, and meanwhile, by setting the polling time slots, congestion data caused by competitive collisions canbe effectively eliminated, the network congestion rate can be reduced, the system throughput can be guaranteed, and the polling and competitive time slots can be customized.

The invention provides an open application service integration framework comprising an open service integration framework client, an open service integration framework server and a message service bus server, which are in communication connection with each other in sequence. The open application service integration framework of the invention can help a large number of medium and small application developers to develop and deploy platform type intelligent mobile applications at lower costs. The framework can be deployed and run independently, docking and integrating with the main client system are realized through interfaces, and service interface exposure and third party service integration and other ability are provided for the main system. The framework can be deployed and run on an independent server. The open application service integration framework interacts with the main client system through an http interface. The open application service integration framework is used for supporting third party system services and dynamic operating page access, supporting dynamic expansion and hot plug and other properties of background service and establishing a platform application system via a cordwood system.

The invention discloses a synchronous high-precision dynamic signal data acquisition functional card. The synchronous high-precision dynamic signal data acquisition functional card is characterized by comprising more than one analog signal input channel, a data acquisition circuit and a PXI (peripheral component interconnect extensions for instrumentation) interface circuit, wherein each of the analog signal input channel comprises an analog signal input port and a signal conditioning circuit which are connected, the signal conditioning circuits are connected with the data acquisition circuit which is connected with the PXI interface circuit, and the PXI interface circuit is connected with a PXI bus. The synchronous high-precision dynamic signal data acquisition functional card is good in stability, high in transmitting speed, capable of transmitting large volume of data, supportive to hot plug, low in cost, and easy to expand and upgrade.

The present invention discloses a link management method for supporting thermal plugging-in and pulling-out. It is a link management method of interconnected network system and its technical scheme is characterized by designing port module of route chip to implement receiving and transmitting of link data, management of link state and management of serial number and information protocol, and the port module is formed from link state machine module, port input module, port output module, port protocol management module and port serial number management module. Said invention also provides the concrete steps of said link management method.

The invention relates to a multi-channel ROF system and an implementation method. Eight paths of radio frequency signals are respectively input to eight optical transfer insertion boxes of optical terminal equipment I for electro-optical transform; eight paths of optical signals are output; the eight paths of optical signals are respectively transmitted to eight optical receiving insertion boxes of optical terminal equipment II through an optical cable; the optical receiving insertion box carries out optical-electro transform on the eight paths of transmitted optical signals; eight paths of radio frequency signals are restored; remote transmission of the eight paths of radio frequency signals is completed; or the eight paths of radio frequency signals are respectively input to eight optical transfer insertion boxes of the optical terminal equipment II for electro-optical transform; eight paths of optical signals are output; the eight paths of optical signal are respectively transmittedto eight optical receiving insertion boxes of the optical terminal equipment I through the optical cable; the optical receiving insertion box performs optical-electro transform on the eight paths oftransmitted optical signals; eight paths of radio frequency signals are restored; and remote transmission of the eight paths of the radio frequency signals is completed. The invention is a flexible and stable multi-channel ROF system with small volume, light weight, high density and low power consumption.

The invention discloses a chip card connector, which is suitable for being arranged on a circuit board having a power supply terminal and a grounded terminal and the chip card is provided with a plurality of power supply pads and a plurality of signal pads. The chip card connector comprises a body, a metal cap body, a first power supply pin, a second power supply pin, a third power supply pin, a detection pin and a plurality of signal pins. The body is provided with an accommodating groove, and the metal cap body is electrically connected with the grounded terminal and covers the body. On end of the first power supply pin is electrically connected with the power supply terminal. One end of the second power supply pin is used for coming into contact with one of the power supply pads; and one end of the third power supply pin is used for coming into contact with another one of the power supply pads. The detection pin is respectively electrically connected with the second power supply pin and the third power supply pin, and the signal pins are respectively used for coming into contact with the signal pads.

The invention discloses a connection device used for communication between a master module and a slave module. The connection device comprises a master module communication line socket, a slave module recognition line socket, a master module address line socket, a slave module communication line socket, a pluggable recognition line socket and a slave module address line socket, wherein short connection is conducted to the communication line socket; the slave module recognition line socket is connected to the pluggable recognition line socket; and the master module address line socket and the slave module address line socket apply high-level and low-level combinations at connecting points in the sockets so as to obtain different sequences of high levels and low levels of the sockets, so that a master module communication address is different from a slave module communication address. The invention also discloses a communication method which applies the connection device to implement the communication. The method comprises the steps that the master module and the slave module are connected; the communication addresses are read; the master module receives and stores the slave module communication address; a low level is disposed at the pluggable recognition line socket of the slave module; the master module judges whether the slave module is connected to a slot; and the communication is implemented between the master module and the slave module. The device disclosed by the invention implements a plug-and-play function of the slave module. The method disclosed by the invention has the advantages that the communication speed is high; and the plug-and-play function of the slave module is supported.

The invention discloses a rack-mounted server. The rack-mounted server comprises a chassis, a backplate, at least one power supply module, at least one switching module, at least one hard disk drive module, a solid state hard disk drive module and/or a computing cache module. At least a first network interface, at least a second network interface, at least a first power interface, at least a second power interface, and at least one power supply interface are provided on the backplate, wherein each of the power supply interfaces is connected to one of the power supply modules; each of the first network interfaces is operable to connect with a hard disk drive module, a solid state hard disk drive module, or a computing cache module; each of the first power supply interfaces is connected to a hard disk drive module, a solid state hard disk drive module, or a computing cache module; each of the second network interfaces and each of the second power supply interfaces is connected to one of the switching modules respectively. The Rack-mounted server has the advantage of classifying the pixels of a scaled picture and displaying it in real time, and promptly prompting the picture quality rating in the design process to enhance the user experience.

The invention provides a universal serial bus (USB) 3.0 local area network top speed data switchboard, which comprises a plurality of USB 3.0 nodes, a USB 3.0 node configuration storage, a switchboard intercommunication bus, a link configuration bus and a USB 3.0 link controller, wherein the switchboard configures special data exchange buses for all the USB 3.0 nodes. Compared with the prior art, the USB 3.0 local area network top speed data switchboard has the advantages of: (1) being so fast in transmission that the transmission speed of any one node can reach 3.2 Gb/s and no more than 3 seconds are needed for transmitting 1 GB data of a computer to another computer through the switchboard, (2) being strong in expandability, (3) having data error processing operation and being stable and reliable in data transmission, (4) being especially suitable for frequent data exchange inside a system composed of a plurality of computers, (5) being convenient to connect and supporting hot plug-pull and (6) being convenient to carry.

Provided is a computer system. The computer system comprises a hard disk device, a basic input and output system and a control circuit. The hard disk device supports M.2, when the hard disk device isinserted into the computer system, the hard disk device, the basic input and output system and the control circuit form electric connection, and a presence signal and a detection signal are transmitted to a control circuit. The control circuit selects one of a first bus signal from a central processing unit and a second bus signal from a chipset to be connected with one bus signal of the hard diskdevice according to the detection signal, according to the presence signal, a reset signal is generated, the reset signal is transmitted to the hard disk device, and then the hard disk device is reinitialized. The hard disk device has the hot plug function.

This invention adopts one technique description enterprise materials technique and provides one method of resources description, register and management method, which provides one business collective technique and organizes the dynamic and isomerous materials and provides one multi-user assistant environment for materials register, management and appearing. The method comprises the following steps: describing and defining enterprises norms; describing, organizing, registering and appearing enterprises materials; providing enterprises business materials operations for enterprises transferring.

The invention discloses an active power filter control system with modularized parallel processing. The system includes a display, a main control panel, a first slave control panel, a second slave control panel, a third slave control panel, a voltage sensor and a current sensor, the main control panel is connected with the display, the voltage sensor, and the current sensor, and the main control panel is connected with the first slave control panel, the second slave control panel and the third slave control panel. The invention also discloses a control method of the active power filter control system with modularized parallel processing. According to the control method, for industrial occasions, three-phase loads are used, high speed parallel processing capability of an FPGA is utilized to implement three-phase modularized control and perform parallel detection and processing on three-phase harmonic current, thereby shortening a computing period, increasing the number of times of harmonic detection within a certain time, improving detection precision, and satisfying various load requirements.

The invention relates to a scattered equipment driving system for rail transit signal control, the system comprises a logic processing subsystem, a maintenance diagnosis subsystem, scattered driving modules and a safety communication processing module, and the scattered driving modules, the safety communication processing module and the logic processing subsystem are connected in sequence. The safety communication processing module is connected with the maintenance diagnosis subsystem; control commands of the scattered equipment are converted into control commands by the logic processing subsystem according to Boolean logic and the control commands are transmitted to the safety communication processing module through a redundant safety network, and the safety communication processing module distributes the control commands to the corresponding scattered driving modules according to configuration. And the scattered driving modules drive the corresponding scattered equipment according to the obtained driving commands, and uploads the maintenance detection information of the board card to the safety communication processing module so as to transmit the maintenance detection information to the maintenance diagnosis subsystem. Compared with the prior art, the system has the advantages of reduced circuit volume and cost, timely alarm, convenient field maintenance and the like.