36results about How to "Optimize wiring structure" patented technology

The invention relates to a control system and method for a car door and window. The control system comprises a control panel, a car window lifting motor, a door lock motor, a door and window controller, a door state switch, a BCM, an instrument panel and an illumination lamp. The control panel receives an outer operation command, generates a control instruction and sends the control instruction to the door and window controller, the door and window controller receives the control instruction and sends the control instruction to the car window lifting motor and / or the door lock motor, the car window lifting motor receives the control instruction to control the car window to ascend and descend, the car lock motor receives the control instruction and controls a car door lock to be opened or closed, and the door state switch acquires the state of the car door in real time and transmits the state of the car door to the instrument panel through the BCM to be displayed. According to the control system and method for the car door and window, the wiring structure in a car is optimized, mounting and maintenance of the car are simplified, the weight of wiring harnesses of the whole car is reduced, the stability of the BCM is improved, and on the premise of guaranteeing the safety performance of the car, the operating performance of the car is greatly improved.

The invention relates to an intelligent monitor controller of a multi-mode air compressor, integrating a common monitor controller of the air compressor and a variable frequency speed regulation monitor controller of the air compressor. The monitor controller solves the problem that the traditional air compressor monitor controller has single working mode, is difficult to adapt to the conversion of the working modes of the air compressor and can not work normally. In the invention, when the air compressor adopts a loading and unloading mode to regulate air storing pressure, the monitor controller works under a common monitoring mode; when the air compressor adopts a mode of controlling the rotating speed of a motor in manner of variable frequency speed regulation to regulate the air storage pressure, the monitor controller works in a variable frequency speed regulation energy-saving monitoring mode; the monitor controller can be directly connected with the output signal lines of a temperature sensor and a pressure sensor, and a central control core adopts a DSP (Digital Signal Processor) chip and CAN (Controller Area Network) bus mode to communicate without a sensor transducer. The invention takes DSP as a control core, integrates the common monitor controller of the air compressor and the variable frequency speed regulation monitor controller of the air compressor, does not need an additional controller and has strong function, low cost, high integrity, high reliability, flexible control method and broad market prospect.

A data driving circuit for an organic light emitting display and a method of driving the display where the number of wiring lines is reduced approximately in half as compared with the conventional schemes. The data driving circuit includes a shift register generating sampling signals in sequence, a sampling latch part sequentially storing data when the sampling signal is supplied, outputting some of the data in response to a first control signal, and outputting the rest of the data in response to a second control signal, a holding latch part receiving said some of the data in response to the first control signal, and receiving said rest of the data in response to the second control signal, and a digital-to-analog converter converting the data stored in the holding latch part into an analog data signal corresponding to a gradation level.

The invention relates to a power grid fault simulation test system movement detection device for a high-altitude photovoltaic power station. The movement detection device is of a vehicle-mounted container structure, is concentrated in three containers by adopting highly integrated design, the three containers are respectively a switch cabinet, a 35 kV electric reactor vehicle and a 10 kV electric reactor vehicle, each container is of a standard size, the transportation limitation requirements are met, and in addition, a centralized control vehicle carries a control system for totally controlling the whole device. The device can perform low voltage ride-through detection capability detection on the photovoltaic power station, can assist users in performing a wind power low voltage ride-through test, can finish switching of a wind power control system and a photovoltaic control system which are different, and is wide in coverage and high in adaptability.

The invention discloses an intelligent power distribution monitoring device with a telecommand function. The intelligent power distribution monitoring device comprises a shell, wherein one surface of the shell is provided with a front panel; one surface, which is opposite to the front panel, of the shell is provided with a rear panel; the left and right sides of the front panel extend outwards, and the upper and lower ends of the extended two sides are respectively provided with installing holes; the front panel is provided with a liquid crystal display, an indicating lamp group and a key unit, and the rear panel is provided with a measurement wiring terminal, an output control wiring terminal, a telecommand input wiring terminal, a reactive compensation wiring terminal, a communication wiring terminal and an Ethernet connecting port. The intelligent power distribution monitoring device has the advantages of integrated multifunctional configuration, optimized man-machine interaction operation and an convenient wiring structure, and meanwhile has a reliable telecommunication function; the intelligent power distribution monitoring device is high in control reliability, high in working stability, long in service life, high in practicability, good in use effect, and easy to popularize and use.

A semiconductor memory device includes a plurality of bit lines disposed over memory cells along a second direction intersecting with a first direction, and extending in the first direction; and a plurality of first wirings and a plurality of second wirings alternately disposed along the second direction over the bit lines, and extending in the first direction while being bent into zigzag shapes.

A semiconductor device, in which a semiconductor integrated circuit having a multi-level interconnection structure is formed, according to an embodiment of the present invention, comprises a copper wiring and an insulating layer formed on a top surface of the copper wiring, wherein the copper wiring includes an additive for improving adhesion between the copper wiring and the insulating layer, and a profile of the additive has a gradient in which a concentration is gradually reduced as it goes from the top surface of the copper wiring toward the inside thereof, and has the highest concentration on the top surface of the copper wiring.

Disclosed is a wire structure for a decorative light string; a wire body used in the entire light string set is adopted with an insulating outer jacket covering a bundle of metal conductive filaments and a bundle of light and nonconductive non-metallic filaments at the same time to form an wire structure with a diameter close to the one of a wire of a general conventional decorative light string, thereby allowing the wire to increase the tensile strength substantially at a lower cost only increasing the weight and diameter thereof a little bit so as to increase the practicability of the wire of the decorative light string of the present invention.

To improve the layout of main circuit parts of an inverter device, and the structure of the wiring between the parts, thereby accomplishing space saving for a substrate on which the circuit parts are mounted. In an inverter device in which an electromagnetic contactor, fuses, and input CTs are disposed between a semiconductor module and input terminal block disposed at upper and lower end portions of a substrate, and the parts are interconnected by a bus bar, with the electromagnetic contactor disposed with primary side terminals and secondary side terminals thereof facing the input terminal block and semiconductor module respectively, and the fuses and input CTs serially connected and arranged in parallel to the sides of the electromagnetic contactor, an R-phase and T-phase passing through the fuses and input CTs are such that the power source input terminals and the secondary side terminals of the electromagnetic contactor are connected by bus bars 7R-1 and 7T-1, and the primary side terminals of the electromagnetic contactor and the fuses are connected by bus bars 7R-2 and 7T-2, thus reducing the intervals between the electromagnetic contactor and the fuses, and accomplishing a space saving for the substrate.

A radioactive ray detector card comprises semiconductor elements on a substrate, each having a plurality of first electrodes, provided on one of main surfaces thereof, and a second electrode, provided on other of main surfaces thereof; the substrate having first electrode wirings electrically connected with the plurality of first electrodes, and card edge portions, which transmit signals from the plurality of semiconductor elements to an external electric circuit; the second electrode corresponding to a second electrode identifier, for identifying the semiconductor elements; the first electrodes corresponding to first electrode identifiers, for identifying the plurality of first electrodes, respectively; and the first electrode wirings electrically connect between the first electrodes, corresponding to one of the first electrode identifiers on one semiconductor element of the plurality of semiconductor elements, and the first electrodes, corresponding to one of the same first electrode identifiers on the other semiconductor element.

The invention provides a rail vehicle shielding grounding system, a wiring method thereof and a rail vehicle. The rail vehicle shielding grounding system wiring method comprises the following steps: constructing a skin, a grounding grid and a wiring three-dimensional model of a railway vehicle; constructing a circuit model and a three-dimensional electromagnetic simulation model of the rail vehicle by the three-dimensional model based on the material impedance parameters and the material electrical parameters of the rail vehicle; and optimizing a grounding grid and a wiring structure of the rail vehicle based on the circuit model and the three-dimensional electromagnetic simulation model. According to the electromagnetic compatibility requirement of the carbon fiber composite material vehicle body, based on the structural characteristics of the composite shielding grounding system, the composite shielding grounding system and the electrical equipment wiring are comprehensively considered, the grounding network layout and the solution of the compatibility of the grounding network layout and the equipment wiring can be obtained, and an integrated grounding wiring scheme is formed.

The invention provides an intelligent monitoring system for the running safety of a fast freight train running gear, which is characterized by comprising frame-mounted state monitoring modules, a vehicle data management module and a locomotive main monitoring module, wherein the frame-mounted state monitoring modules are used for acquiring component state information of the running gear, performing integrated processing to form component monitoring state information of the corresponding running gear and outputting the component monitoring state information in a bus mode; the vehicle data management module performs running gear analysis on the information transmitted by the two vehicle-mounted state monitoring modules under the same vehicle body to obtain comprehensive state information andoutputs the comprehensive state information through a wireless network; and the locomotive main monitoring module receives the comprehensive state information transmitted by all the vehicle data modules. The intelligent monitoring system provided by the invention comprises but is not limited to the following advantages: a wiring scheme is optimized, so that the monitoring system is easy to install and maintain; a reasonable communication system solves the problem of marshalling uncertainty of freight trains; and real-time fault information feedback is realized, so that the fault processing efficiency is improved.

The invention provides an etching solution composition and a method for forming a metal circuit. The etching solution composition comprises 10-20wt% of hydrogen peroxide, 4-13wt% of organic acid, 1-5wt% of hydrogen peroxide stabilizer, 2-10wt% of organic base, 0.001-1wt% of corrosion inhibitor, 2-5wt% of PH buffering agent and 47-80wt% of deionized water. The method comprises the step of etching acopper-containing metal film by using the etching solution composition to pattern the copper-containing metal film to form the metal circuit.

The invention discloses a bipolar scissors ball head structure. The bipolar scissors ball head structure is arranged in bipolar scissors. The bipolar scissors comprise a forceps rod, a rotating wheel, a front handle, a rear handle, a wire and a scissors head, the scissors head is located at the front end of the forceps rod, the forceps rod is fixed to the rotating wheel, the rotating wheel is connected with the rear handle, the front handle is hinged to the rear handle, the wire is electrically connected with the scissors head, a ball head is arranged at the tail end of the forceps rod, the ball head is installed on a ball seat, the ball seat is hinged to the rear handle and connected with the front handle at the same time, and the wire penetrates through the ball head to enter the forceps rod. The wire penetrates through the ball head, the ball head further supports the wire, the wire can be arranged in the direction of the forceps rod, the wire can be connected into the bipolar scissors right behind the rear handle and roughly corresponds to the position of the forceps rod, the shielding on the sight line and the interference on the operation of the hand can be reduced to the minimum, the wiring path is simplified, and the operation is convenient.

The invention discloses a convenient wiring structure of an LED lamp, and relates to the technical field of illumination. According to the key technology that a lamp is provided with a wiring terminal, a pressing handle is organically matched with the wiring terminal, and wiring is convenient, a surface cover is connected with a lens in a glue bonding mode, the lower plate face of a double-face circuit board is fixedly connected with an LED lamp, and the upper plate face of the double-face circuit board is fixedly connected with the bottom face of the wiring terminal; and a button, a positivewiring hole, a negative wiring hole and a negative serial connection hole are formed in the wiring terminal, the pressing handle and a supporting column are arranged on a rear cover, a surface cover,the rear cover sleeved with a double-sided circuit board, the wiring terminal and an LED lamp assembly and an elastic piece are fixedly connected through screws, and a power source, a wire, the positive wiring hole, the negative wiring hole, the negative serial connection hole, the double-sided circuit board and the LED lamp are electrically connected. The convenient wiring structure of the LED lamp is used for lighting. The convenient wiring structure is scientific and reasonable in design, simple and ingenious in structure, stable and reliable in effect, low in cost and convenient to popularize.

The invention discloses a power transmission line structure of a wind farm. The power transmission line structure comprises a power substation, a plurality of generators and an arc-shaped area, the power substation is used as a fixed point, the generators are arranged in a scattered manner, the power substation is used as the circle center of the arc-shaped area, the arc-shaped area covers the generators and further comprises a plurality of equant fan-shaped sub-areas and a plurality of shortest main lines, the shortest main lines are respectively positioned in the fan-shaped sub-areas and respectively connected with the generators positioned in the corresponding fan-shaped sub-areas by a plurality of branch lines, and the branch lines are respectively perpendicular to the shortest main lines. The power transmission line structure defines the shortest distances from points to lines via zoning planning, accordingly, the main lines of the power transmission line structure are the shortest, line wiring layout is further simplified, and construction investment cost of a power transmission project is greatly reduced.

The invention relates to a module signal generator for outputting ultra-multipath signals in parallel based on multiple FPGAs, and the module signal generator comprises a mainboard comprising an FPGAmodule, the mainboard outputs a plurality of groups of LVDS signals through an LVDS interface, and each group of LVDS signals is configured with t pairs of signals; each group of LVDS signals is electrically connected to a daughter board comprising an FPGA module; each daughter board outputs m pairs of LVDS signals through an LVDS interface, wherein a pairs of LVDS signals communicate with the main FPGA, and the remaining (m-a) pairs of LVDS signals are electrically connected to the replication chip,; the copying chip copies and expands a group of accessed LVDS signals into a plurality of groups, and each group of LVDS signals is electrically connected with a screen to be tested; and multiple groups of signals are output by one set of module signal generator, and unified control of screentesting is realized, so the production cost is effectively saved, the production efficiency is improved, and the enterprise competitiveness is enhanced.

The invention discloses a differential linear error test system and method for a high-precision digital-to-analog converter, and the system comprises a programmable power module which is used for providing at least one group of test codes for a to-be-tested digital-to-analog converter, wherein the to-be-tested digital-to-analog converter outputs a corresponding analog voltage based on the at least one group of test codes; at least one operational amplifier, wherein each operational amplifier is used for carrying out difference value operation on analog voltages output by the two output ends of the digital-to-analog converter to be tested and carrying out amplification output on a difference value; and a test source which is used for measuring the output voltage of each operational amplifier and obtaining a high-precision differential linear error based on a measured value, wherein each group of test codes comprises two adjacent test codes, and the two analog voltages received by each operational amplifier correspond to one group of test codes. According to the invention, high-precision differential linear error measurement can be realized by using a test source with a low precision requirement, the test stability is high, and the applicability is strong.

The invention discloses a communication optical fiber distribution frame which comprises a cabinet body, a frame body arranged in the cabinet body, a first optical branching device module arranged atthe top of the frame body, and a plurality of second optical branching device modules arranged in the frame body. The frame body bottom plate is connected to the cabinet body bottom plate through twogroups of symmetrically arranged sliding connection structures; an optical fiber wiring structure is improved, the wiring structure is simple, vision is clear, the optical fiber wiring structure is suitable for high-density centralized management and simple and convenient in optical fiber management, the first optical branching device module and a plurality of second optical branching device modules can be separately maintained, the second optical branching device modules can be drawn out for maintenance, and the whole frame body can be drawn out at the bottom of the frame body through the sliding connection structure so that the maintenance is convenient.

The digital quartz flexible accelerometer provided by the invention can realize digital signal output, meets the use requirements of a guidance system and a flight control system, and has the characteristics of simple circuit, high reliability and the like. The servo circuit board of the digital quartz flexible accelerometer comprises a differential capacitance detection unit, a current integrator, a transconductance / compensation amplifier and an analog-to-digital conversion module; an acceleration signal generated by the torquer stator assembly is converted into a capacitance signal to be input into the differential capacitance detection unit. The capacitance signal is converted into a current signal through the differential capacitance detection unit, the current signal is integrated bythe current integrator and then a voltage is output, the voltage is amplified and converted into an output current through the transconductance / compensation amplifier, one path of the output current is fed back to the torquer stator assembly, and the other path of the output current outputs a digital signal through the analog-to-digital conversion module; and the torquer stator assembly is provided with two groups of wiring terminals which are connected with corresponding components on the servo circuit board.

The invention relates to a voice signal acquisition method for a microphone array and an acquisition device thereof. The voice signal acquisition method comprises the following steps: acquiring multiple groups of voice signals, wherein each group of voice signals comprise voice signals of two interphase or adjacent microphones, performing conversion processing on two paths of voice signals in eachgroup to obtain digital signals corresponding to the two paths of voice signals, and performing synthesis processing according to the obtained digital signals to obtain multi-channel stereo signals.A cross injection acquisition mode is adopted for microphone voice signals, therefore, the voice signals of the adjacent or alternate microphones can be used as sampling reference, according to the invention, an acquisition channel of each group of voice signals has independent acquisition capability, synchronous acquisition requirements of different acquisition positions can be realized, the mixed acquisition effect of the voice signals can be improved, the design difficulty of synchronous acquisition of the multi-channel microphone array can be reduced, and the expansibility of voice signalacquisition of the microphone array can be improved.

The invention discloses a fabricated floor capable of being conveniently transferred to a high-rise building, and belongs to the technical field of floors. The fabricated floor comprises a network floor, a base plate is arranged in the network floor, cushion blocks are fixedly connected to four corners of the lower surface of the network floor, the upper surface and the lower surface of the base plate are bonded with the upper surface and the lower surface of the inner wall of the network floor correspondingly, and a plurality of supporting vertical plates are arranged in the base plate. According to the fabricated floor capable of being conveniently transferred to the high-rise building, through structural cooperation of the base plate of a net-shaped structure and the supporting verticalplates, the weight of the network floor is low, the stability of the internal structure is good, transfer is convenient, meanwhile through the effect of arranged square notches and an arranged installation mechanism, a wiring structure can be installed conveniently, thus the wiring structure directly penetrates through the network floor to be arranged, and the arrangement position can be adjustedin time through guide sliding grooves and guide sliding blocks, so that extrusion damage to a line is effectively prevented while the line is arranged conveniently.