128results about How to "Reduce wiring complexity" patented technology

The invention relates to the field of building intelligentization, in particular to an intelligent home controller comprising a man-machine interaction unit, an audio-video application unit, a minimum processing unit, an indoor equipment control interface module and a 3G application unit. An SIM card is arranged in the intelligent home controller which is arranged indoors and carries out full-duplex transmission of multi-media information comprising characters, pictures, audio-visual data and the like with an outdoor doorphone and a 3G mobile phone through a 3G network; various scene modes are built in the controller and allow users to define so that the controller can realize the automatic switching of scenes; and the controller monitors electric equipment or members at home in real time in a remote wireless mode and a local wireless or wired mode of the 3G network. A time driving mechanism based on a clock and a perpetual calendar and an intelligent digital photo frame based on the event driving mechanism functions of excitation signals are arranged in the controller, wherein the time driving mechanism supports 2.4G frequency-band wireless bidirectional data transmission and audio-video wired input and playing.

The invention discloses a configuration, refreshing and program upgrading integrated system for an SRAM (Static Random Access Memory) type FPGA (Field Programmable Gate Array), belongs to the technical field of aerospace and aims to solve the problem of SEU (Single Event Upset) of the SRAM type FPGA in a spatial irradiation environment. The configuration, refreshing and program upgrading integrated system has a capability of performing program upgrading on the SRAM type FPGA which is in on-orbit work for a long time. The configuration, refreshing and program upgrading integrated system comprises an on-site programmable logic gate array SRAM type FPGA, a comprehensive management anti-fuse FPGA, a configuration program storage chip PROM (Programmable Read-Only Memory), an on-orbit upgrading program storage chip EEPORM (Electrically-Erasable Programmable Read-Only Memory) and an RS422 interface chip. The configuration, refreshing and program upgrading integrated system disclosed by the invention can be used for effectively solving the problem of the SEU of the SRAM type FPGA which is in on-orbit work for a long time and correcting the SEU and single event accumulation inside the SRAM type FPGA without being shut down, also has the function of on-orbit program upgrading of the SRAM type FPGA, and has the characteristics of instantaneity, reliability, flexibility, universality and low cost.

The invention discloses a multifunctional intelligent mattress system. The multifunctional intelligent mattress system comprises a sleep quality monitoring system, an environment monitoring system and an intelligent mobile terminal. The sleep quality monitoring system comprises a breathing frequency sensor, a heart rate detection sensor and a pressure sensor. The environment monitoring system comprises a temperature sensor, a humidity sensor and a brightness sensor. The intelligent mobile terminal is connected to the sleep quality monitoring system and the environment monitoring system in a data connection way. Information monitored through the sleep quality monitoring system and the environment monitoring system is transmitted to the intelligent mobile terminal and is displayed through a display screen and a corresponding visual sleep quality report is generated. The mattress body of the multifunctional intelligent mattress system comprises one or more of magnet cotton, far-infrared cotton and negative ion cotton so that health care functions are effectively improved. Though cooperation of the health care functions, the sleep quality monitoring system, the environment monitoring system and the intelligent mobile terminal, the health effects are shown to a user in data and chart ways.

The invention brings forward an underground parking lot LED illumination and guiding system and method based on a self-networking technology. The system comprises LED light fixtures, a parking path planning guiding system, and LCDs installed in a parking lot and outside the parking lot for displaying parking place information of an underground parking lot, and further comprises parking place detection terminals which are provided with ultrasonic sensors and are installed in parking places, a DALI light modulation system, a center sever with double gateways, and a ZIGBEE wireless communication network composed of ZIGBEE modules. The LED light fixtures are integrated to form radar detection sensors installed at upper ends of travel paths of the parking lot; the center server employs a DALI protocol and the DALI light modulation system for communication and realizes automatic light modulation on the multiple LED light fixtures; and the center server employs a ZIGBEE wireless communication mode to communicate with the multiple parking plate detection terminals. The invention further brings forward a method based on the system.

The application provides a display substrate, a display panel and a display device, and the display substrate comprises a first display area and a second display area, wherein the display substrate isinternally provided with a plurality of pixel groups arranged along a second direction; the plurality of pixel groups comprise a first-type pixel group and a second-type pixel group; the first-type pixel group comprise first sub-pixels located in the first display area and second sub-pixels located in the second display area, the second-type pixel group comprise only the second sub-pixels, and the second sub-pixels of the first-type pixel group are arranged in areas located on both sides of the first display area in the first direction, and/or, the second sub-pixels of the second-type pixel group are arranged in areas located on both sides of the first display area in the first direction; the pixel circuits of the first sub-pixels and the second sub-pixels in the first-type pixel group are connected to the same first-type data line, and the pixel circuits of the second sub-pixels in the second-type pixel group are connected to the same second-type data line; and the power line locatedin the first display area is disposed below the first-type data line located in the first display area.

The invention discloses a method for controlling a fan of a server. The method comprises the following steps executed by a CPLD of detecting whether a watchdog signal output by a BMC is normal or not,and performing reset operation on the BMC in response to the detected normal watchdog signal; detecting whether the fan is in place one by one, and detecting PWM control signals from the BMC; outputting a power supply enabling signal in response to the detected PWM control signals from the BMC, controlling the rotating speed of the in-place fan according to the PWM control signal; and outputtinga power supply enabling signal in response to the not detected PWM control signals from the BMC, controlling the rotating speed of the in-place fan according to a preset control signal. The inventionfurther discloses a device for controlling the fan of the server. According to the method and the device for controlling the fan of the server, the wiring complexity of the PCB of the server can be remarkably reduced, the design structure is simplified, and the design cost of the system is reduced.

The invention provides a display substrate, a display panel and a display device. A display area of the display substrate comprises a first display area and a second display area, and a plurality of pixel sets arranged in the second direction are arranged in the display area. The plurality of pixel groups comprise a plurality of first type pixel groups and a plurality of second type pixel groups,a plurality of first sub-pixels are arranged in the first display area, and a plurality of second sub-pixels are arranged in the second display area; the first type of pixel group comprises a first sub-pixel and a second sub-pixel; the second type of pixel groups only comprise second sub-pixels, the second sub-pixels in the first type of pixel groups are arranged in areas located on the two sidesof the first display area in the first direction, and/or the second sub-pixels in the second type of pixel groups are arranged in areas located on the two sides of the first display area in the firstdirection; the pixel circuits of the sub-pixels in each first-class pixel group are connected to the same first-class data line, and the pixel circuits of the sub-pixels in each second-class pixel group are connected to the same second-class data line.

The invention discloses a device for transmitting multi-channel image/video code data through a single SDI channel. The device comprises a DDR SDRAM control logic module, a video/image compression coding module, an SDI rate mode selection module, an NRZI code insertion module, a CRC code insertion module, a data sub-frame generation control logic module and an SDI coding module. Multi-channel original video/image data cached in a DDR SDRAM are coded by a compression coder, the SDI rate mode selection module determines the SDI transmission rate and the error code verification mode, the data sub-frame generation control logic module is used for packaging sub-frame data, and then signals are output to an SDI driver through an SERDES channel after flow paths of SDI coding, parallel-serial conversion and the like. Through data sub-frames with sub-frame data information frames, multi-channel image/video code data transmission is achieved, multi-channel image/video serial numbers are automatically transmitted, and data are automatically received and managed at the receiving end.

A pin definition layout of electronic paper display screen is provided. The electronic paper has a first pin area, a data signal source driver area, and a second pin area sequentially disposed at any side thereof. The first pin area and the second pin area each have a first power supply pin set and a second power supply pin set disposed thereon, and a plurality of No connections is disposed by intervals in the first power supply pin set and the second power supply pin set, so as to separate potential pins. Therefore, no interference is generated between the pins, thus achieving good electrical properties and reducing the wire complexity.

The invention discloses a matrix multiplication processor based on a systolic array and a data processing method thereof. The matrix multiplication processor comprises a pulsation array formed by arranging a plurality of basic operation units, a plurality of weight input channels and data input channels, any two adjacent basic operation units of each column in the pulsation array are connected through a D trigger; the D trigger is used for storing and transmitting data according to the clock signal; and the weight input channel and the data input channel are respectively used for inputting weight data into each basic operation unit in the corresponding row and inputting activation data into a data input interface of each column of bottom-end basic operation units in the pulsation array according to a clock signal. When the weight data and the activation data are broadcasted under the control of the clock signal, the D trigger can store and transmit the data at the same time without extra control signals, the number of the control signals is effectively reduced, and the wiring complexity of the matrix multiplication processor is reduced.

The invention relates to an intelligent network video monitoring and security and protection management platform linkage system, and the system mainly comprises front-end equipment, transmission equipment, storage control equipment, and display equipment. The system employs an optical fiber to achieve the transmission of a digital video signal, has technical advantages: remote transmission, high transmission speed, and stable signals, and achieves the linkage with an alarm system, an entrance guard system, and a fire extinguishing system. The system is good in integration, facilitates the management, is not liable to cause image loss, and brings convenience to a security guard on duty at a monitoring center or a worker at the management department for timely knowing the practical condition of a site. The system achieves the arrangement of all platform ports, and extends an access client according to the needs.

The invention discloses a dual mode brake control system of a locomotive. The dual mode brake control system of the locomotive comprises a relay valve and a pressure equalization controller, and further comprises a mode change-over valve, an electrical interlocking change-over cock and a brake controller. When the electrical interlocking change-over cock is in a triggered state, the air inlet and the air outlet thereof communicate with each other, otherwise the air inlet and the air outlet thereof are cut off; and when the electrical interlocking change-over cock is triggered, the brake controller enables the air outlet and the second air inlet of the mode change-over valve to communicate with each other, otherwise the air outlet and the first air inlet of the mode change-over valve are enabled to communicate with each other. In this way, the brake controller can control the braking modes of the mode change-over valve under the state change-over of the electrical interlocking change-over cock, and thus free switching between the independent braking mode and the backup braking mode can be realized. Compared with the prior art, a backup brake controller as well as an additional air circuit does not need to be separately provided for the backup braking mode, so that an extra space is not occupied, and wiring complexity of the brake system is lowered. The invention also discloses the locomotive comprising the dual mode brake control system. The beneficial effects are as above.

The invention belongs to the technical field of LED display application, and discloses an LED display screen, a display circuit and a display control chip thereof. Since the display control chip including a decoding module, a logic control module, N switch modules and a shift register is employed, the shift register generates N sampling signals according to shift clock signals and decoding sampling signals and outputs the N sampling signals to the logic control module. The decoding module decodes row-line switching signals according to the shift clock signals and outputs the shift clock signals and the decoded row-line switching signals to the logic control module, the logic control module outputs N row-line switching signals to N switch modules according to the shift clock signals, the decoded row-line switching signals and N sampling signals, so that N switch modules output row-scanning control signal to drive LED display arrays. The problem that a conventional dynamic LCD display screen has too many application chips, complex PCB wiring and poor application reliability is solved.

The invention relates to a phase detector for a half rate impact clock data recovery circuit. The phase detector comprises a sampling device, a comparison device and an output device. The sampling device samples a data signal respectively according to a plurality of clock signals so as to provide a plurality of corresponding sampling values. The clock signals have the same frequency but different phases. The comparison device is coupled to the sampling device and provides a plurality of corresponding comparison values according to the comparison result between every sampling value and next sampling value in the sampling values. The output device is coupled to the comparison device, responds to the edge triggering of the clock signals and outputs two of the comparison values as a first indicator signal and a second indicator signal. The two indicator signals are the basis for controlling the frequency or the phase of the clock signals.

Present invention discloses a high-speed memory requirement reduced low density check code decoder. It contains parameter calculating unit VPU module, verification node computing element CPU module and control logic module, wherein VPU module receiving decode sequence, memory said original information and starting iteration decode, in iterate decode process, CPU module and VPU module mutually transferring information each to proceed line and row operation, CPU storing verification operation result, controlling logical module to VPU module and CPU module cycle operation control, and outputting decode to obtain legal code word. Said invention fully utilizes minimal and decode algorithm to reduce memory requirement and height parallel to raise decode rate to shift LDPC code, saving message storage requirement and reaching faster decode speed and higher throughput rate.

The invention relates to a control system of a trailer lamp, which improves the reliability of a trailer system and brings great convenience to the maintenance of vehicles. The control system comprises a main control module and a slave control module which are connected through a power line and a communication line, wherein the main control module comprises a singlechip processing circuit which is respectively connected with a switch signal detection circuit, a power circuit and a communication circuit; the slave control module comprises a singlechip processing circuit which is respectively connected with a lamp driving circuit and the power circuit; the power circuit is connected with the communication circuit; and the lamp driving circuit is connected with the trailer lamp.

The invention provides a 5bit quantization method applied to LDPC decoding, and relates to a decoder for a communication channel. The method comprises the following steps of: based on an MS-offset algorithm, designing an information quantization expression method in a decoding process of an LDPC decoder, wherein the information quantization expression method is a corresponding conversion method mainly applied between a 5bit non-uniform quantization value and a 6bit uniform quantization value; and performing hardware design corresponding to the conversion method, thus ensuring that quantization decoding performance nearly in accordance with floating point decoding can be realized with few quantization bit number. Because the 5bit non-uniform quantization value is transmitted between a variable point calculation unit and a checkpoint calculation unit, the wiring complexity and the information memory overhead are reduced; and in the variable point calculation unit, the 5bit non-uniform quantization value is converted into the 6bit uniform quantization value and then operation is performed so as to enlarge the expression range of the quantization information and improve the decoding performance.

An illuminance measuring system comprises an illuminance sensing unit, a driving carrier and an operating unit. The illuminance sensing unit comprises a distance measuring element, an illuminance measuring element and a wireless module. The distance measuring element is used for measuring several relative distances of the illuminance sensing unit and a reference point. The illuminance measuring element is used for measuring a local illuminance of a light source in each relative distance. The wireless module is used for transferring the local illuminances. The driving carrier is used for carrying the illuminance sensing unit and driving the illuminance sensing unit. The operating unit is used for operating a property of the light source according to the local illuminances.

The invention relates to a multi-functional control and charge system of a central air conditioner. The multi-functional control and charge system comprises fan coils, an indoor host, temperature controllers, fan coil controllers, a doorway host, a managing and measuring server, a local server, a property management machine and a remote server. The temperature controllers are connected with the indoor host and the fan coils controllers and connected with the fan coils controllers in a matching mode in order to be used for control the fan coils. The fan coil controllers are connected with the fan coils and capable of controlling rotating speed of the fan coils.The multi-functional control and charge system of the central air conditioner has following beneficial effects: wiring complexity, cost of construction and purchase are reduced; and the multi-functional control and charge system brings convenience for residents to get to know relevant information and brings convenience for users to lead lives.

The invention discloses a Layout wiring structure for improving signal SI quality. Each of positive and negative differential routes in a PCB comprises a plurality of D1 sections, a plurality of D2 sections and a plurality of D3 sections; the D1 sections and the D2 sections of any differential route are arranged in parallel in a staggered manner; and any adjacent D1 and D2 sections of any differential route are connected through the D3 section. The invention furthermore discloses a Layout wiring method for improving the signal SI quality. The positive and negative differential routes parallel to each other on the PCB are subjected to wiring in a longitudinal repeated shift mode. The signal transmission delays on the positive and negative differential routes in a differential coupling pair are compensated for enabling the delays of signals, reaching a receiving end of a device, on the two routes to be same, so that the risk of differential mode to common mode noises is lowered and the signal SI quality of high-speed signals during long-distance transmission is improved.

The invention relates to a display panel, a touch control display panel and touch control display equipment. The display panel is provided with a display area and a non-display area surrounding the display area. The non-display area is provided with a regular area and a special-shaped area. The regular area comprises grid electrode driving units. The special-shaped area does not comprise grid electrode driving units. Under the situation that the number of the grid electrode driving units is kept unchanged, the grid electrode driving units located in an area with the arc-shaped edge are moved to a straight-edge area of the regular area, thus the wiring complexity of the special-shaped area can be reduced, the occupied space is reduced, the size of a frame of the arc-shaped area is decreased, peripheral wiring is conducted advantageously, and a narrow frame is arranged advantageously.