174results about How to "Reduce wiring" patented technology

The invention relates to the field of communication, and discloses an AIP module, an active phased-array antenna and a communication device, the AIP module comprises a substrate, an antenna, a chip and a passive device, the antenna is located on the upper surface of the substrate, the chip and the passive device are located on the lower surface of the substrate, the chip is electrically connected with the antenna, and the chip is electrically connected with the passive device. The antenna, the chip and the passive device are integrated together, wiring on a circuit board can be reduced, the wiring design is simplified, and meanwhile the cost and the design difficulty of the circuit board can be reduced.

The utility model provides a multipath reed pipe relay, which belongs to the technical field of relays and comprises a coil framework, a coil is wound outside the coil framework, at least two reed pipes are arranged in the coil framework, each reed pipe comprises a reed, and first circuit boards are arranged at the front end and the rear end of each reed pipe in the axial direction. A second circuit board is arranged between the two first circuit boards, communicated circuits are printed on the first circuit boards and the second circuit board, the reeds are connected to the first circuit boards, the coil comprises a power connection end, the power connection end is connected to the first circuit board or the second circuit board, and lead-out pins corresponding to the reeds and the power connection end in a one-to-one mode are arranged on the second circuit board; according to the multi-path reed switch, the circuit preset on the printed circuit board is used for replacing a traditional wiring mode, wiring in the relay can be omitted, miniaturization of the relay is facilitated, meanwhile, automatic production of products is facilitated, and the production efficiency and reliability of the products are improved.

A quasi-distributed fiber bragg grating temperature monitoring system for a rotor magnetic pole of a water-turbine generator set comprises a measuring device and a demodulator. The measuring device comprises a magnetic cover and an optical fiber, the magnetic cover comprises a streamline cover plate and an optical fiber mounting plate, the optical fiber is inserted into the optical fiber mounting plate, a plurality of grating measuring points are arranged on the optical fiber, and the optical fiber is sequentially connected with a fixing device, a dynamic and static conversion device, a demodulator and a wireless communication device. The temperature is sequentially transmitted to the optical fiber mounting plate and the grating measuring point by the rotor magnetic pole, then the central wavelength offset of a reflected light signal is generated on the grating measuring point, and the temperature of the rotor magnetic pole is calculated by the demodulator, the wireless communication device and the computer. The temperature of the rotor magnetic pole is measured by using the optical fiber, and the optical fiber is not interfered by electromagnetic interference, so that the temperature measurement effect is good; the magnetic cover can accurately transmit the temperature of the rotor magnetic pole to the optical fiber, so that the optical fiber is high in temperature measurement precision. Therefore, according to the design, the temperature measurement effect is good, and the measurement precision is high.

The invention relates to an LED driving device, a column driving chip and a row driving chip, and the LED driving device is used for driving an LED array. The device comprises a main control unit, a column driving unit and at least one row driving unit, wherein the column driving unit and the row driving unit correspond to each LED array; the column driving unit corresponding to the LED array is used for controlling each row driving unit corresponding to the LED array; the main control unit is used for sending a main control signal to control the column driving unit; the column driving unit is used for receiving the main control signal, providing driving current for each column of LEDs in the LED array needing to be driven according to the main control signal, and generating and sending a row control signal to the row driving unit controlled by the column driving unit according to the main control signal; the row driving unit is used for receiving a row control signal and controlling corresponding row channels in the LED array to be opened or closed; according to the LED driving device, the design complexity can be reduced, and the design freedom degree and flexibility can be improved.

The invention discloses a multi-point monitoring flexible temperature sensor array system for a deep sea environment. The multi-point monitoring flexible temperature sensor array system comprises a sensing node array composed of a plurality of sensing nodes, a plurality of flexible interconnection wires and a master control node, all the sensing nodes are connected in series through flexible interconnection wires and then are electrically connected with the master control node. The sensing node comprises a ratio type temperature measurement module and a 1-Wire bridging chip, the master control node comprises a 1-Wire master control chip and an MCU, and the flexible interconnection wire is a snakelike wire; the ratio type temperature measurement module collects a sampling signal and transmits the sampling signal to the 1-Wire master control chip through the 1-Wire bridge chip. And the MCU obtains the temperature at the node according to the sampling signal of each sensing node. The flexible temperature sensor array system provided by the invention is simple in structure, stable in performance and insensitive in pressure, and can reliably realize multi-point temperature real-time monitoring in a deep sea environment.

The invention discloses a deep-sea pressure-resistant cabin and a health monitoring method of the deep-sea pressure-resistant cabin. According to the preparation method of the carbon nanotube film for health monitoring and the film matrix arrangement method provided by the invention, the health condition of the structure is monitored by monitoring the resistance change rate and the temperature change rate of the matrix film. The micro-nano-scale film structure can enhance the infiltration of epoxy resin and improve the interlayer toughness of the composite material, and the film does not need to be insulated by using an insulating material. Key materials, technologies and equipment supports can be provided for smooth implementation of the pressure-resistant cabin for the high-pressure gas storage deep sea.

The utility model provides a magnetostrictive liquid level meter circuit, and relates to the technical field of liquid level meters. According to the magnetostrictive liquid level meter circuit, a bus chip KY3001LR with an SOC is applied to a liquid level meter, two-wire system high-speed bus setting with a ring and double ring design is adopted, an edge-triggered pulse excitation circuit is designed through a phase inverter and an RC circuit, a constant-current excitation circuit is designed through a constant-current source, the initial state of the circuit is determined, the excitation pulse width is determined, and the circuit is stable and reliable. The circuit state adaptability in the power-on process is guaranteed, when the length of the sensor changes, the current can be automatically adjusted, the magnetostriction line length can be self-adapted, the interchangeability of the base meter is achieved, and the problems of hardware replacement and test, equipment damage caused by program abnormity and the like are avoided. In addition, the two-wire system high-speed bus is set to have higher driving capability and loading capability, and more parameters and variables can be transmitted; and all functions are completed by using a single chip, so that the communication speed is higher, and the wiring cost is also saved.

The invention discloses a primary connection test device for a voltage transformer, which is characterized in that a tested transformer is placed on a test bench, a second pillar and a first pillar are sequentially arranged at the back of the test bench, a third pillar is arranged on the side surface of the test bench, and a test conversion control box is arranged at the top end of the second pillar; a first connecting rod and a second connecting rod are arranged on the first supporting column, a resistance testing arm and an error testing arm are transversely and horizontally connected respectively, a first connecting rod and a second connecting rod are longitudinally connected respectively, and a primary high-voltage wire fixing plate and a copper rod fixing plate are fixed on the second supporting column; the primary high-voltage wire is electrically connected with a primary terminal A of a tested mutual inductor; the other end of the primary high-voltage wire is pulled to the primary high-voltage wire fixing plate through the end part of the second connecting rod; the top of the third supporting column is transversely connected with a third connecting rod, the end of the third connecting rod pulls a primary high-voltage line, the end of the error test arm is electrically connected with a standard voltage transformer, and a voltage booster is electrically connected with the standard voltage transformer. According to the invention, centralized management of test instruments is facilitated, transformer test time is reduced, and test efficiency is improved.

This invention relates to the field of video signal processing and fault diagnosis technology. Addressing the problem that existing video capture chips easily misjudge "no signal" when signal attenuation occurs, making it difficult for users to distinguish between cable quality issues and physical disconnections, this invention discloses an automatic detection method. This method directly connects the hardware detection cable (such as a hot-swappable detection cable HPD or ID pin) of the video interface (HDMI / VGA / DVI) to the GPIO interface of the SoC. The SoC monitors the physical voltage level in real time and correlates it with the image output status of the capture chip. The system diagnoses based on three logical combinations: "image present + voltage level (normal signal)," "no image + no voltage level (physical no signal)," and "no image + voltage level (abnormal / attenuated signal)." This invention effectively improves the robustness of signal detection, assisting users in accurately locating faults caused by cable quality or signal weakening through hardware-level physical feedback, and has significant practical value.

The invention provides a display panel and a display device.The display panel comprises a substrate and a light-emitting device layer arranged on one side of the substrate, and the light-emitting device layer comprises a first light-emitting device and a second light-emitting device; the display area comprises at least two sub display areas; a plurality of driving circuits are arranged in one sub-display area, and the driving circuits comprise a first driving circuit and a second driving circuit; the first driving circuit includes a first transistor and a first driving transistor. According to the invention, first poles of all first driving transistors are electrically connected with the same first power supply voltage signal line; and / or the grids of all the first transistors are electrically connected to the same first scanning signal line; and / or the second electrodes of all the first transistors are electrically connected with the same first data signal line, so that unified control over all the first driving circuits in the same sub-display area is facilitated, local control over the display panel is facilitated, power consumption of the display panel is reduced, and wiring is reduced.

The utility model discloses a compact integrated power supply system, which relates to the technical field of electric power supplies of new energy stations or small-sized substations, and comprises a case body acquisition and detection module arranged on the inner side wall of a case body; the monitoring module is arranged on one side of the interior of the case body; the power supply module is arranged in the case body and is close to one side of the monitoring module; and the charging module is arranged in the case body and is close to one side of the power supply module. According to the utility model, the acquisition and detection module, the power supply module originally dispersed in the alternating current cabinet, the monitoring module in the charging cabinet and the charging module are combined into a whole according to actual requirements by taking the direct current power supply as a core, and are integrated into a prefabricated small adjustable chassis for chassis processing, so that the installation space and the wiring process are reduced.

The invention relates to a radio frequency front-end device and communication equipment, and the radio frequency front-end device integrates a first receiving and transmitting module, a second receiving and transmitting module and a third receiving and transmitting module, and can achieve the multi-band transmission and multi-band receiving of low-frequency signals, medium-high-frequency signals and ultrahigh-frequency signals. Compared with a related technology which needs to realize corresponding functions through a plurality of discrete devices, the occupied area of a circuit board can be greatly reduced, the integration level of the devices is improved, the cost is reduced, and meanwhile, after the devices are integrated, the layout and wiring complexity of a single board can be greatly reduced.

The invention discloses an array substrate and a display panel. The array substrate comprises a substrate body and a pixel circuit located on the substrate body. The pixel circuit comprises a dual-gate transistor and a first capacitor plate, and the orthographic projection of the first capacitor plate on the substrate at least partially covers the orthographic projection of a dual-gate node of the dual-gate transistor; the plurality of first capacitor plates are electrically connected to form a conductive wire, and the conductive wire is connected with a fixed potential signal. According to the technical scheme, the use performance of the display panel is improved.

The utility model discloses an outdoor alpenstock, and belongs to the technical field of alpenstocks, the outdoor alpenstock comprises a handle head, a telescopic rod and a wrist strap, the handle head is installed above the telescopic rod, a control circuit board, a light-emitting assembly and a battery bin are installed in the handle head, and a power supply battery connected with the power supply circuit board is installed in the battery bin; a button switch and an upper cover covering the top face of the battery bin are arranged on the top face of the handle head, the button switch is arranged close to the rear end of the handle head and connected with the control circuit board, the control circuit board is electrically connected with the power supply battery and the light-emitting assembly, and an opening is formed in the front side face of the handle head and covered with the lighting lens. When the light-emitting assembly works, light rays penetrate through the illumination lens to irradiate outwards, and the wrist strap is installed at the rear end of the handle head. The illumination function is combined into the alpenstock, so that a user can conveniently use the illumination function in the mountaineering and hiking process, and the burden of a climber is relieved.

The present invention discloses a freezing station wireless monitoring system based on monitoring nodes with self-generated and self-supplied power supply, including freezing station equipment and remote monitoring equipment; the freezing station equipment includes a station controller, a station monitoring platform, a 5G gateway in the freezing station, a station gateway, several monitoring nodes and a station wireless network, and the remote monitoring equipment includes a remotely monitored 5G gateway and a remote monitoring platform; the station controller is respectively connected to the station monitoring platform, the 5G gateway, and the station gateway; the station gateway realizes wireless communication connection with each monitoring node in the station through the station wireless network; the 5G gateway in the freezing station is connected to a cloud server through a 5G network, and the cloud server realizes data interaction with the remote monitoring platform through the remotely monitored 5G gateway. The remote monitoring platform can set or adjust the power supply system working strategy of each monitoring node through the 5G network, or the on-site operator can set or adjust the power supply system working strategy of each monitoring node through the station monitoring platform.

The present invention relates to a refrigerator and a door assembly. The refrigerator includes a cabinet including an outer case forming an outer side surface of the cabinet and an inner case provided inside the outer case and internally forming a storage space; a machine chamber frame provided at a lower portion of the cabinet and internally having a machine chamber; a door assembly rotatably coupled to the cabinet and selectively shielding the storage space; a cover plate provided between the inner case and the machine chamber frame to cover the machine chamber and having a provided space recessed toward a direction of the storage space; an operation module provided at an upper portion of the door assembly and including an input device receiving an input of a signal for operating the door assembly; and a door opening device provided in the provided space, at least a portion of the door opening device being protruded toward a rear surface direction of the door assembly according to the input signal and pushing the door assembly toward a direction away from the cabinet.

The utility model relates to a train tail battery with a stable structure, which comprises a shell and a battery module, the shell is a cylinder which is composed of a bottom shell and an upper cover detachably connected to the bottom shell, the cross section of the cylinder is triangular, the cylinder is provided with an accommodating space matched with the battery module, the battery module is arranged in the accommodating space, and the battery module is arranged in the accommodating space. The battery module is of a triangular cylinder structure formed by arranging a plurality of cylindrical battery cells into a triangle, and a connecting piece connected with the battery module is arranged on the outer side face of the bottom of the shell. The battery cells of the train tail battery are arranged in a triangular shape, gaps among the battery cells are small, compared with rectangular or square arrangement, space is saved, the size of a battery shell can be reduced, space layout optimization of a train tail main machine is facilitated, and the battery cells arranged in the triangular shape are arranged in a convex-concave staggered mode and tightly attached to each other to form a resultant force supporting effect. The possibility that the train tail battery is impacted or vibrated to shake and shift in the using process is reduced, and the structural stability of the train tail battery is improved.

The utility model provides an electronic room data acquisition device. The device comprises a box body; the data acquisition module is arranged in the box body, and the input end of the data acquisition module extends out of the box body; the photoelectric conversion module is arranged in the box body, and the input end of the photoelectric conversion module is connected with the output end of the data acquisition module; and the terminal box is arranged in the box body, the input end of the terminal box is connected with the output end of the photoelectric conversion module, and the output end of the terminal box extends out of the box body. According to the data acquisition device between the electronics, the overall circuit structure is simplified, the disassembly and assembly difficulty is reduced, the data acquisition efficiency is improved, and the connection points are greatly reduced, so that the overall failure rate is reduced, and the overall reliability is improved.

The invention discloses smoke detector interface equipment compatible with multiple protocols. The interface device comprises a plurality of interface terminals, a protocol and interface conversion module, a switching assembly and a detection module. The plurality of interface terminals at least comprise a first interface terminal group for a first communication mode and a second interface terminal group for a second communication mode; and the protocol and interface conversion module is used for performing data interaction with an upper computer or a control host, and analyzing and converting data according to a plurality of preset communication protocols. And the switching assembly is arranged between the plurality of interface terminals and the protocol and interface conversion module, comprises a switching device with a common end and a normally open / normally closed end, and is used for switching an electric connection path between the first communication mode and the second communication mode. And the detection module is electrically connected with the plurality of interface terminals, and is used for sending a detection signal to the currently accessed smoke detector, detecting an interface type and / or a protocol type of the current smoke detector based on a feedback signal, and outputting a switching control signal to the switching assembly according to a detection result to realize automatic switching of interface channels. According to the invention, the smoke detectors with various interface forms and various communication protocols can be docked in the same equipment, automatic identification and adaptation of the interfaces and the protocols are realized, repeated development of hardware and software is reduced, field configuration is simplified, and universality and use flexibility of the system are improved.

The utility model provides an improved fuel oil evaporation structure which comprises a main oil tank, an auxiliary oil tank, a motorcycle frame body, an activated carbon tank, a fuel oil filter and a carbon tank electromagnetic valve and further comprises a dumping valve, a first evaporation oil pipe, a second evaporation oil pipe, a third evaporation oil pipe and a fourth evaporation oil pipe. According to the fuel oil evaporation structure, the arrangement of the fuel oil evaporation structure is optimized, a fuel oil pipeline is shortened, wiring in the middle of the pipeline is reduced, and therefore the flowing resistance of fuel oil flowing is reduced, and the fuel oil evaporation structure has the advantages of being energy-saving, environment-friendly, energy-saving, environment-friendly, energy-saving, environment-friendly, energy-saving, environment-friendly, energy-saving, environment-friendly, energy-saving and environment-friendly. Moreover, as the connection points of the pipelines are reduced, the leakage of fuel steam is reduced, the pipelines are reduced, the material cost in production is reduced, and the later maintenance cost is also reduced; meanwhile, the utilization rate of the space in the vehicle is higher.

The present application relates to the field of image processing technology, and discloses a contour recognition method for an integrated AI intelligent image recognition sensor, the method comprising: the CPU automatically adjusts the exposure brightness and the binarization threshold a to generate several effect graphs for the target; the user selects an effect graph as the target image, and the CPU records the photographing brightness value and the binarization threshold a corresponding to the target image; the user identifies the template image, and the CPU automatically recognizes the edge contour information of the target image based on the template image, and classifies the contour corresponding to the target image as simple or complex; when the contour corresponding to the target image is classified as simple, the CPU uses a contour similarity algorithm to judge the edge contour of the target image; otherwise, a skeleton detection algorithm is used to judge the edge contour of the target image; and the edge contour recognition result of the target image is output. By adopting the present application, it is possible to automatically recognize the contours of different target images, improve computing efficiency, and ensure the accuracy of the recognition results.

The invention belongs to the technical field of train control in the rail transit industry, and discloses an open type integrated train control system and method. The vehicle communication equipment supports free joining of equipment nodes through different communication modes of MVB communication or Ethernet communication, and communication control of an integrated train is carried out; the main control unit is connected to the vehicle communication equipment through an Ethernet interface or an MVB (Multifunction Vehicle Bus) interface and is used for sending out a control instruction of the integrated train; and the logic control unit is connected to the vehicle communication equipment through an Ethernet interface or an MVB interface, receives an instruction of the main control unit, and drives the execution mechanism through logic control. Through centralized processing and data sharing of all functions, interaction delay of control functions is reduced, risks in data transmission are reduced, control instructions are more single and clearer, the train operation comfort is improved, and train energy consumption is reduced.

The sandwich structure power module of the present invention comprises a stacked inductor group, a PCB board and a power device chip. The inductor group comprises a magnetic core and a winding. At the same time, the surface of the magnetic core is covered with metal sheets, and the metal sheets are combined in pairs for connecting to the high-power pins of the power device chip through the PCB board. Compared with the prior art, the power module of the present invention can reduce the area on the PCB board, thereby improving the load current / power density. In addition, the power module of the present invention transmits the output current through the pins (windings) of the inductor, which can reduce the routing of the output current loop on the PCB board, avoid the high impedance of the PCB board routing, and thus improve the circuit efficiency. In addition, the structure of the power device chip on the top and the inductor group on the bottom of the present invention can greatly benefit from the top cooling system commonly used in GPU, CPU and ASIC systems.

The utility model discloses an infrared monitoring sensor with a warning function, which comprises a front cover body, a rear cover body and a main board, the front cover body and the rear cover body are spliced together, the main board is arranged in the front cover body and the rear cover body, and the main board is further connected with a wireless communication module. The exterior of the rear cover body is connected with a fixing seat used for fixing, and the mainboard is connected with a sensing assembly and a camera shooting assembly and is further electrically connected with a battery pack; and the front section of the front cover body is respectively provided with a sensing window and a lens window matched with the sensing assembly and the camera assembly. Compared with the prior art, the infrared monitoring sensor with the warning function has the advantages that the infrared monitoring sensor with the warning function is convenient to install and use, adapts to field environments and is high in monitoring precision.

The application discloses a data transmission method and a display device. The method comprises the following steps: outputting a differential dimming signal and a differential clock signal through a display controller, wherein the differential dimming signal is used for carrying dimming data corresponding to a frame of image; receiving the differential dimming signal and the differential clock signal through a dimming controller, and generating target dimming data for backlight control based on the differential dimming signal and the differential clock signal. The dimming data and the clock signal are transmitted in the form of differential signals, so that the data transmission rate can be effectively improved, the layout wiring in the panel can be simplified, the product cost can be optimized, and in addition, the transmission mode of the differential signal can effectively reduce the electromagnetic interference problem and improve the display performance of the equipment.

The present invention belongs to the technical field of battery energy storage application, and specifically relates to a battery string unit module and monitoring and management system. A signal acquisition processing circuit module is used to connect the signal acquisition connection line through the circuit board copper foil signal line and the chip fuse, which is a signal acquisition link with safety protection configuration; the battery string unit module and each battery cell are connected to the acquisition circuit and the acquisition wiring harness printed circuit board through a flexible signal acquisition connection line, reducing the influence of thermal expansion and contraction and physical displacement on the stability of the connection point, using the circuit board copper foil signal line made on the acquisition circuit and the acquisition wiring harness printed circuit board, and the size and connection point layout are adjacent to the corresponding signal acquisition connection end on the battery cell electrode connection plate, shortening the length of the signal acquisition connection line, reducing the wiring of the numerous signal acquisition wiring harnesses in the battery string module and the complicated installation workload, saving investment costs, and improving the safety of the battery energy storage system.

This utility model discloses a USB aftermarket instrument cluster operating system, including a processor. The processor's display data output terminal is connected to the OLED screen's display data input terminal, and the processor's main data terminal is connected to the USB hub's main data terminal. The USB hub's transmission terminal is connected to the transmission terminal of a vehicle. The connector is used to connect to the vehicle's OBD system, and the USB hub is used to connect to the vehicle's infotainment system. It can connect to the vehicle's infotainment system via USB and has a wide range of applications.

This invention discloses a slave unit, a master unit, and a detector for a split-type arc fault detector. The detector includes a master unit and one or more slave units connected to it. The slave unit is mounted on the line to be protected between the circuit breaker and the load, and is used to detect whether an arc fault exists on the line to be protected, and transmit the arc fault detection result to the master unit in the form of a digital signal. The master unit is connected to the circuit breaker on the line to be protected, and processes the arc fault based on the received arc fault detection result. This invention adopts a split master-slave structure, and the two communicate with each other via digital signals, which not only solves the problem of traditional arc fault detectors occupying too much rail space, but also ensures the data processing speed of the master unit. In addition, the line does not need to be disconnected when installing the slave unit, reducing the number of contacts and lowering the possibility of arc faults.

The utility model relates to a high-pressure water dephosphorization control device, a pneumatic gate valve comprises a valve seat and an air cylinder, one end of the valve seat is respectively connected with a high-pressure water dephosphorization device and a second water outlet of a water tank through pipelines, the other end of the valve seat is connected with a first water outlet of the water tank through a high-pressure water pump through a pipeline, and an air inlet of an electromagnetic reversing valve is connected with an air source. A first working air port and a second working air port of the electromagnetic reversing valve are connected with a first air inlet and a second air inlet in the two sides of the air cylinder respectively, one end of the electromagnetic valve is connected with a fourth water outlet of the water tank, and the other end of the electromagnetic valve is connected with a water outlet and a third water outlet of the water tank respectively. The utility model has the advantages that the air cylinder is used as an execution element, and the electromagnetic directional valve drives the air cylinder, so that the response speed is high, the occupied area is small, the water inlet hidden danger is reduced, the failure rate is reduced, and the maintenance cost is reduced; when the service valve is closed, the damaged high-pressure water pump or the filter or the air cylinder can be replaced on line without stopping production for replacement.