33results about How to "Reduced wiring requirements" patented technology

A system for providing power and data to at least two Ethernet devices over a common Ethernet cable includes a combiner circuit and a splitter circuit. The combiner circuit receives first and second Ethernet cables and is configured to route power and data signals communicated over the first and second Ethernet cables over a common cable. The splitter circuit is configured to receive the common cable and route the power and data signals routed over the common cable over third and fourth Ethernet cables.

A system and method for configuring a system in which one or more centrally located computers are coupled to one or more human interfaces (HIs), and in which removable function modules are used to provide additional functionality to the computers. Each computer includes all the elements that make up a standard personal computer, such as a PC motherboard with a microprocessor CPU, memory, and network and interface logic, configured on a single card, and is called a computer card. The system includes a cabinet, or cage, with slots for accepting a plurality of computer cards, and a cage connector which couples to each inserted computer card. A removable function module engages the cage connector via a module connector. The use of the cage connector as an intermediate connection between the computer cards and the function module allows removal and / or exchange of computer cards without the need to disconnect the cables from the cage, as well as removal and / or exchange of the function module without the need to disconnect the computer cards. Each removable function module includes cable connectors corresponding to each computer card slot which may couple to one or more cables for communicating with external systems, such as networks and / or human interface devices, and circuitry which provides additional functionality to the computer cards. Each removable function module may include multiple circuit boards to provide multiple additional functions to the system, such as network processes, switching, routing, analog and digital telephony, video, audio, or other functions.

New power output control systems are provided that maintain optimal voltage, current, and other electrical characteristics. In some aspects of the invention, a lagging or deteriorated power supply aspect is at least partially replaced to avoid limitations while the output of a specialized, stronger aspect is altered and addressed to supply the resulting power, voltage, current charge or other gap.

A camera device with unitary interface cabling has a built-in balun for converting unbalanced video signal to balanced video signal for transmission from an on-board twisted pair video output connector, a power connector, a PZT control signal connector, and all said connectors adapted for linking with a category 5 of better network cable.

The invention relates to a non-polar field bus system and a realization method, belonging to the field of field buses. The field bus system structurally comprises a master station DDC controller communication interface module and a slave station node controller communication interface module. The master station DDC controller communication interface module is formed by a data code sending circuit, a bus protection circuit, an EMC anti-interference circuit, a return code detection circuit and a bus overcurrent detection circuit. The slave station node controller communication interface module is formed by a data receiving circuit, a data transmitting circuit and a non-polar conversion circuit. The invention has the advantages that the structure of the field bus system is relatively simple and reasonable, the two buses are of non-polar design and the wiring construction is convenient.

The invention discloses a lifting mechanism stroke control device, which is provided with a first detection switch (6), a second detection switch (7), a coder (12), a timer and a controller (13), wherein the first detection switch (6) is arranged at a starting position and sends a first position signal; the second detection switch (7) is arranged at a stop position and sends a second position signal; the coder (12) sends a counting signal according to the revolution of a driving device; the timer counts operating time and sends a timing signal; the controller (13) receives the signals, and controls the timer to time, the coder to count and the driving device to run at a high speed when receiving the first position signal; the controller compares the timing signal with a preset timing threshold and compares the counting signal with a preset counting threshold in real time; when any one of signal values exceeds the preset threshold, the controller controls the driving device to reduce speed; when not receiving the first position signal, the controller controls the driving device to run at a low speed; and when receiving the second position signal, the controller controls the drivingdevice to stop. The invention also relates to a lifting machine and a method for controlling the control device.

The invention relates to a reconnection gateway and a passenger information system comprising the same. According to the reconnection gateway, the IP address of a service car reconnection server and the IP address of a service car reconnection gateway are configured into a mirror image relation, and a reconnection port of the service car reconnection server and a reconnection port of the service car reconnection gateway are configured into a mirror image relation. The passenger information system comprises the reconnection gateway and Ethernet switches, and one or more Ethernet switches are arranged in each compartment; the reconnection gateway is connected with the Ethernet switches through an Ethernet bus, and the Ethernet switches are connected with all equipment with a network communication function in the passenger information system through the Ethernet bus. During train network reconnection, the network IP addresses can be switched, the problem that during network reconnection, IP address conflict may occur to an existing passenger information system, and consequently the communication function of the equipment in the IP address conflict within a local area network loses efficacy is solved, reliability is high, wiring is simple, maintenance is easy, and less train space and weight are occupied.

The invention belongs to the technical field of integrated circuits, and particularly relates to an automatic testing method for FPGA local interconnection resources on the basis of repeatable configuration units. The method comprises the step of testing on all local interconnection line segments and all local programmable interconnection switches in an FPGA chip. According to the method, the regularity of an FPGA is fully utilized,the FPGA is subjected to local interconnection and configured to repeatable configuration unit templates with adjacent logic circuit resources, and then the unit templates are sequentially connected end to end and repeatedly traversed to the whole FPGA. Faults capable of being tested through the method comprise open circuits of the interconnection line segments, the short-circuit fault and the normally-opened and normally-closed faults of the interconnection switches. The method can complete testing on all the local interconnection resources in the FPGA chip and has higher applicability on FPGAs with different structures and scales. The configuration number, the configuration difficulty and the testing time needed by testing are all greatly optimized.

The invention discloses a processing method for a backup panel interface of a DCS (Distributed Control System) analogue machine. The processing method comprises the following steps: core data is packaged by the DCS analogue machine; the DCS analogue machine calls the packaged core data by an input / output interface to be subjected to data exchange with an external system. The invention further discloses a system for the backup panel interface of the DCS analogue machine. According to the processing method, the core data is packaged and the packaged data is accessed by using the input / output interface so that the safety of the core data is improved; data access adopts a data internal storage sharing and data sharing technology and the core data is packaged; only the necessary input / output interface is opened to be called by an IO (Input / Output) system; under the precondition of ensuring the safety and the confidentiality of the core data, the data exchange between a module and the system is finished; a software and hardware point-to-point mapping manner is adopted so that the difficulty of a software and hardware matching technology is overcome, the requirements on hardware wiring is reduced and the efficiency is improved.

The invention relates to a railway train ticketing information display system. The railway train ticketing information display system includes a ticketing information access point, a ticketing display gateway and a seat display; the ticketing information access point obtains the ticketing information of train seats and transmits the ticketing information of the train seats to the ticketing display gateway; the ticketing display gateway forwards the ticketing information of the train seats to the seat display; and the seat display displays the ticketing information of the train seats. According to the railway train ticketing information display system of the invention, the display of the ticketing information of each train seat is realized based on the actual condition of trains and an existing passenger information system, and therefore, passengers and trainmen can be facilitated to know the ticketing information of the seats in the running and stopping processes of the trains and timely master the state information of the seats, and therefore, the seats can be fully utilized, and the requirements of the train passenger information system for intellectualization, automation and high-end orientation can be satisfied.

A household electrical appliance comprises a wireless power supply device, at least one repeater and a power utilization device. The wireless power supply device emits an electromagnetic signal when power-on; the repeater is arranged in the coverage range of the electromagnetic signal emitted by the wireless power supply device, and transmits the electromagnetic signal when receiving the signal; and an electromagnetic signal receiver is arranged in the power utilization device, and generates current to supply power to the power utilization device when the electromagnetic signal is detected. Thus, the working radius of the wireless power supply device can be increased.

The invention provides a communication connecting method and system. The communication connecting method includes the following steps: CPUs in a preset number are arranged on a CPU board card; the CPUs are connected through first ports and second ports, wherein each CPU comprises the first port, the second port and a third port; the third ports of the CPUs are connected with an input and output board card, namely an IO board card through orthogonal connectors, the CPU efficiency is played to the maximum degree, and the PCB cost is reduced. The communication connecting method and system further have the advantages that the relatively-high convenience and the relatively-high practicality are achieved, convenience is brought to operation, and the QPI topology variability is high; the requirement for materials of the CPU board card is lower than the requirement for materials of a common CPU board card, and therefore the cost is reduced; the requirements for the board thickness of the CPU board card and the number of layers of the CPUs are reduced; the wiring requirement is reduced.

The invention discloses a feed type bus method, and belongs to the technical field of electronic communication, for the purpose of providing a feed type onsite bus method which has the advantages of reducing onsite construction wiring requirements and improving product anti-interference performance. The bus method comprises a front portion, an inspection portion and an end bit portion. The three portions specifically comprise the following steps: A, the front portion is 24V high level with an instruction interval not smaller than 3ms wide; B, the inspection portion comprises an address instruction, a command instruction, an operand instruction and a BCC instruction, wherein the address instruction is an 8-bit address plus 1-bit verification, the command instruction is an 8-bit command plus 1-bit verification, the operand instruction is an 8-bit operand plus 1-bit verification, and the BCC instruction is an 8-bit BCC plus 1-bit verification; and C, after the inspection portion is sent, high level greater than 600[mu]s is taken as an end bit.

The invention relates to a storage cabinet. The storage cabinet comprises at least two support pieces arranged at intervals, each support piece comprises at least one support pipe, a plurality of horizontal storage plates are arranged between every two adjacent support pieces, each support pipe is an electrically-conductive metal piece and is externally connected with low voltage, the support pipeat one side of the storage cabinet serves as a negative electrode, and the support pipe at the other side of the storage cabinet serves as a positive electrode; an electric appliance is mounted on the storage plates and electrically connected with the support pipe serving as the positive electrode and the support pipe serving as the negative electrode separately to form a current loop of the electric appliance. According to the storage cabinet, the support pieces serve as structures for connecting the storage plates and also have an electric conduction function; when the electric appliance isarranged on the storage plates, the wiring demand can be reduced, the wiring requirement is greatly reduced accordingly, and the storage cabinet is very practical.

The invention discloses a processing method for a backup panel interface of a pressurized water reactor nuclear power plant DCS analog machine. The method comprises the steps that the pressurized water reactor nuclear power plant DCS analog machine packages kernel data, calls the packaged kernel data through an input and output interface and exchanges the kernel data with an external system. The invention further discloses a system of the backup panel interface of the pressurized water reactor nuclear power plant DCS analog machine. As the kernel data are packaged and access to the packaged data is achieved through the input and output interface, the safety of the kernel data is improved. The data internal storage sharing and data sharing technology is adopted for data access, the kernel data are packaged, only the necessary input and output interface is supplied to be called by an IO system, and data exchange between the module and the system is completed on the premise of ensuring the safety and secrecy of the kernel data. The software and hardware point-to-point mapping mode is adopted, the difficult problem of the software and hardware matching technology is solved, requirements for hardware wiring are lowered, and efficiency is improved.

The invention provides an industrial VOC emission monitoring sensor and a mounting structure thereof. The industrial VOC emission monitoring sensor comprises a wireless transmission module, a first PID sensor and a second PID sensor, and the first PID sensor and the second PID sensor extend outwards through external wires; detection data are transmitted in a wireless signal mode through the wireless transmission module, use and installation of signal wires are reduced, and use is convenient; moreover, the thermoelectric power generation sheet group and the wind generating set are arranged on the mounting structure, so that exhausted airflow can be limited and guided through the mounting structure, the airflow is promoted to drive the wind generating set, electric energy conversion is realized, and heat entrained in exhausted waste gas can also be converted through the thermoelectric power generation sheet group; and air flow and waste heat are utilized for self-power supply, normal power consumption requirements are maintained and met, wiring requirements are further reduced, and installation and use are convenient.

The invention discloses a cable duct wall penetration component, which comprises a detachably connected left blocking part and a right blocking part, and the left blocking part includes a left panel and a half of the left blocking part arranged on the right side of the left panel. groove, the right blocking piece includes a right panel and a half groove of the right blocking piece arranged on the left side of the right panel, the groove walls of the half groove of the left blocking piece and the half groove of the right blocking piece are connected to form a line The wire groove runs through the left panel and the right panel. The present invention aims to provide a trunking wall penetration component that reduces production cost and is convenient for actual installation.

The invention relates to a non-polar field bus system and a realization method, belonging to the field of field buses. The field bus system structurally comprises a master station DDC controller communication interface module and a slave station node controller communication interface module. The master station DDC controller communication interface module is formed by a data code sending circuit, a bus protection circuit, an EMC anti-interference circuit, a return code detection circuit and a bus overcurrent detection circuit. The slave station node controller communication interface module is formed by a data receiving circuit, a data transmitting circuit and a non-polar conversion circuit. The invention has the advantages that the structure of the field bus system is relatively simple and reasonable, the two buses are of non-polar design and the wiring construction is convenient.

The invention discloses a data processing system and method, and belongs to the technical field of exposure. According to the system, a graphic acceleration card, a plurality of communication board cards and a driving board card are integrated on an industrial personal computer, wherein the graphic acceleration card performs vector transformation or bitmap transformation according to Block block graphs; multiple modules are instantiated in the FPGA for parallel synchronous processing, serial execution like CPU processing is not needed, the processing rate is increased, the processing time delay is shortened, and therefore the problems that in the past, the data processing capacity is insufficient, multiple PCs are needed, and the data processing time delay is long are solved; through the communication board card, the transmission rate is improved, and one pcie data processing board can carry out 10Gbit / s data transmission on N receiving ends, so that more receiving ends can be supported to carry out data transmission at the same time under the condition that pcie slots are not increased. Due to the fact that the multiple communication board cards are arranged, data transmission can be achieved in a network cable mode, and the requirement for equipment wiring is lowered.

The invention discloses an ultrasonic radar-based tunnel structure convergence deformation monitoring system, which comprises ultrasonic radar arranged on the inner wall of a tunnel lining, a metal cover with meshes arranged on the outer surface of the ultrasonic radar, and at least one sound wave positioning device positioned in an ultrasonic transmitting range; the ultrasonic radar comprises three sensor probes and a control module, and the control module is connected with the three sensor probes; the sound wave positioning device comprises at least one reflection lens. The invention furtherdiscloses a ultrasonic radar-based tunnel structure convergence deformation monitoring method. Monitoring is carried out based on ultrasonic waves, the influence of the severe working environment andthe light degree in a tunnel is avoided, long-term development of monitoring work can be guaranteed while the monitoring precision is guaranteed, one piece of ultrasonic radar can be used in cooperation with the multiple sound wave positioning devices on multiple monitoring sections, and the monitoring cost is effectively reduced.

The invention discloses an arc striking device for plasma arcs. The device comprises: an internal power supply module, an AC-DC conversion module, a boost module and a pulse generation module which are connected in order, and a built-in optical transceiver module connected with the AC-DC conversion module, the boost module and the pulse generation module, wherein the built-in optical transceiver module is connected with a plasma power supply cabinet at the external portion of the device; a direct current signal generated by the internal power supply module is processed by the AC-DC conversionmodule, the boost module and the pulse generation module in order under the command of the built-in optical transceiver module, then is converted to a high-frequency pulse high-voltage signal requiredby the arc strike and is output to the arc strike electrode of a plasma torch to complete arc strike. The arc striking device and method for plasma arcs have the high arc striking success rate, highadaptability to the ion torch and low requirement on wiring, and can be simultaneously suitable for the arc striking of a transferred arc plasma torch and a non-transferred arc plasma torch. The invention also discloses an arc striking method for plasma arcs.

The invention provides a frequency conversion control circuit for a power conversion circuit. The frequency conversion control circuit includes a single-cycle control circuit and a frequency conversion circuit. Turn on or off the driving signal of the switch unit in the power conversion circuit, so that the phase difference of the input current relative to the input voltage can be adjusted by adjusting the turn-on or turn-off time of the switch unit, so as to realize power factor adjustment; and the frequency conversion circuit will pass through The input current regulated by the single-cycle control circuit is converted and sent to the clock input terminal of the single-cycle control circuit, so that the clock input frequency of the single-cycle control circuit is proportional to the frequency of the input current, so as to realize frequency conversion control as the input current changes. The present invention also provides a power generation system for a maglev train using the frequency conversion control circuit.