Abstract: Three-light binoculars comprises: a binocular barrel, including a visible-light barrel, an infrared barrel, and a laser window; a core assembly, including a visible-light core assembly, an infrared core assembly, and a laser rangefinder; a system-on-chip board, connected to the visible-light core assembly, the infrared core assembly, and the laser rangefinder respectively, for processing and fusing the visible-light images and the infrared images, and receiving the ranging results; a housing, connected to the binocular barrel at its front end and to an eyepiece system at its rear end, forming a space for accommodating the core assembly and the system-on-chip board; and the eyepiece system, including two eyepieces, each of which is provided with a display in signal connection to the system-on-chip board.

Abstract: A method for pulse heating a power battery of an electric vehicle and an electric vehicle. A powertrain includes a first power circuit and a second power circuit. The method is used to control the second power circuit or a motor power circuit to generate a pulse alternating current on a direct current bus, and the pulse alternating current is used to heat the power battery. A phase value of a pulse alternating current output by at least one of the first power circuit and the second power circuit is adjusted, to reduce a phase difference between a pulse alternating current generated by the first power circuit and a pulse alternating current generated by the second power circuit, thereby improving heating efficiency of the power battery.

Abstract: A directional sound pickup method and a device implement targeted sound pickup for one or more targets without affecting video recording. An electronic device may identify a directional sound pickup target based on selection of a target object (or a region) in a viewfinder frame so that during audio recording, a sound signal from an identified target is picked up in a targeted manner, for example, a sound intensity of the directional sound pickup target is enhanced and/or a sound intensity of another target is weakened, or a sound intensity of another target is excluded.

Abstract: A shelf label communication method based on a synchronous network, a shelf label system and a computer device are provided. The synchronous network includes a base station topological structure, including a master base station, a first-level secondary base station directly connected to the master base station, and a (i+1)th-level secondary base station directly connected to an ith-level secondary base station, and each base station being connected to only one superior base station. The first-level secondary base station obtains a first synchronization signal from the master base station, so the first-level secondary base station starts to operate according to system time of the master base station. Further, the (i+1)th-level secondary base station obtains a second synchronization signal from the ith-level secondary base station, so that the (i+1)th-level secondary base station starts to operate according to local system time of the ith-level secondary base station.

Abstract: Embodiments of the present application disclose a driver substrate, a display module and a display device. The drive substrate includes a display area and a fanout area arranged side by side along a first direction. The driver substrate includes a plurality of scan lines and a plurality of data lines located in the display area. Each of the plurality of data lines is connected to a data bridging line, the data lines and the data bridging line are arranged in different layers, one end of the data bridging line is connected to the data line in the display area, and the other end of the data bridging line extends into the fanout area along the first direction.

Abstract: A request processing method, includes: acquiring, from a local first input first output (FIFO) queue, an address of a current request to be processed, and based on the address of the current request to be processed, acquiring the current request to be processed from a preset request buffer area; parsing the current request to be processed, and based on a parsing result, acquiring corresponding current source data to be processed and a serial address item for recording an address of a next request to be processed; processing the current source data to be processed to obtain currently processed target data, and writing the currently processed target data into a preset data buffer area; and notifying a host to read all processed target data from the preset data buffer area when the serial address item is empty.

Abstract: An optical communication module, a device and a system are provided. The optical communication module includes: an electrical communication unit, an exchanging communication mainboard, a first optical transceiving unit and a second optical transceiving unit. The first optical transceiving unit and the second optical transceiving unit respectively receive an optical signal from and/or send an optical signal to a first device and a second device and complete conversion from or to the optical signal, and by the first optical transceiving unit and the second optical transceiving unit, devices connected with the electrical communication unit, the first device and the second device form a network that has a function of a self-healing ring network.

Abstract: A high-strength steel with excellent neutral aqueous medium corrosion resistance, and a preparation method and application thereof are provided. A steel plate is designed with cheap chemical compositions of low carbon, low silicon and medium manganese, and is completely free of precious metal elements such as Cr, Ni and Cu, thereby greatly reducing the material cost. According to the present invention, instead of the traditional Al deoxidation technology, Si or Si—Mn deoxidation assisted by Zr—Ti composite deoxidation is used to form a fine, dispersed and uniform composite oxysulfide, which greatly decreases the density of corrosion-active inclusions, and obviously improves the neutral aqueous medium corrosion resistance. Through the design of low carbon equivalent, the steel plate has excellent welding performance; and the composite microalloying of Nb, Zr and Ti is adopted to cooperate with the TMCP rolling parameter control, so that the steel plate has high strength and good extensibility.

Abstract: The present disclosure provides a gate driver on array (GOA) circuit including a plurality of GOA units disposed in N-stage cascade, and an nth-stage GOA unit includes a node control module, a pull-up module, a pull-down module, a pull-down maintaining module, and a stop control module, wherein 1<n<N?1, and both the n and the N are positive integers.

Abstract: Disclosed are a pixel drive circuit and a timing control method therefor, and a display panel. The pixel drive circuit includes: a drive module; a pulse modulation module configured to be enabled based on any one of a first scanning signal and a second scanning signal, convert a data drive signal into a modulation signal of a drive current, and provide the modulation signal to the drive module; and a light-emitting device. The drive module is connected to the pulse modulation module and the light-emitting device, to control on-off of the drive current based on the modulation signal to control the light-emitting device to emit light. The pulse modulation module includes a dual-gate transistor.

Abstract: Provided are an IoT system and a method for intelligent gas emergency safety management. The IoT system comprises a government safety supervision service platform, a government safety supervision management platform, a government safety supervision sensor network platform, a government safety supervision object platform, and a gas equipment object platform, wherein the government safety supervision object platform includes a gas company management platform.

Abstract: The present disclosure provides a method for detecting the print quality of a 3D printer. The method comprises: acquiring a model reference map; generating a scanning path; moving a depth sensor along the scanning path under the carriage of a printing head, and obtaining a first local depth map sequence based on measurements by the depth sensor at multiple different locations during the movement; printing a first layer of a 3D model on a hot bed using the printing head; moving the depth sensor along the scanning path under the carriage of the printing head, and obtaining a second local depth map sequence based on measurements by the depth sensor at the multiple different locations during the movement; and determining a print quality result.

Abstract: The present application provides a wave shaping circuit of a laser driving circuit, a laser driving circuit and a laser device, by attenuating the wave at the start of the pulse to a lower power, and then outputting the original pulse power after a delay, the laser relaxation oscillations disappears or occurs at a lower power of the light emission, with which the amplitude and probability of generation of the relaxation oscillations are reduced, thereby reducing the abnormal power at the moment of pulse operation and preventing the optical fiber from being overheated and damaged.

Abstract: Disclose is a vertical parking holder used for a bicycle including a rear wheel and a seat holder. The vertical parking holder includes a front beam, a rear beam, a pair of connecting rods parallel to each other, a telescopic rod and a pair of position limitation holders. Each of the front beam and the rear beam is provided with a pair of caster wheels at the bottom. One end of the telescopic rod is fixedly connected to the front beam and the other end of the telescopic rod is provided with a supporting holder. The telescopic rod is provided with a binding band. Two ends of the pair of connecting rods are fixedly connected to the front beam and the rear beam respectively to form a gap. The vertical parking holder as provided by the present disclosure has a wide range of applications, excellent stability and high safety.

Abstract: A hand massager with a blowing function, relating to the technical field of massagers. The hand massager with the blowing function includes a body, a massage mechanism and a blowing mechanism, wherein the body includes an upper housing, a lower housing and a support disposed between the two housings, both ends of the support are provided with an inlet for allowing a hand to enter and an air vent located at a finger end, and a massage area is formed between the inlet and the air vent; the massage mechanism is disposed in the massage area and configured to massage a hand; and the blowing mechanism is mounted close to a position of the air vent, and includes a blower fan, a front cover and an air duct cover adapted and connected to the front cover.

Abstract: A vehicle-mounted display system is provided. The vehicle-mounted display system includes a first display module configured to display first preset display information and a second display module configured to display second preset display information in a first display state. Wherein, when the first preset display information includes first target display information, the second display module is further configured to communicatively connect to the first display module to receive the first target display information, and configured to simultaneously display the second preset display information and the first target display information in a second display state.

Abstract: A touch control display panel and a touch control display device are provided. In the touch control display panel, an area of an overlapping area between a touch control signal line and a wire can be reduced. Therefore, signal interference between the touch control signal line and the wire is reduced, and display performance and touch control performance of the touch control display panel are in turn enhanced.

Abstract: A massage device includes a massage head having at least one massage surface and an assembly space; a mounting bracket mounted in the assembly space and fixed to the massage head; an electric motor and an eccentric member arranged in the assembly space and located on opposite sides of the mounting bracket; and a balancing member located on the same side of the mounting bracket as the electric motor. The electric motor includes a stator, a rotor, and an output shaft; the stator is fixed to the mounting bracket, the rotor is rotatable relative to the stator, and the output shaft is fixed to the rotor and is rotatably connected to the mounting bracket. The eccentric member is fixed to the output shaft to rotate eccentrically with the output shaft, and the balancing member is connected to the rotor or the output shaft.

Abstract: The embodiment of the present disclosure provides a method and an Internet of Things (IoT) system for data visual management of smart gas. The IoT system includes a smart gas user platform, a smart gas service platform, a smart gas management platform, a smart gas sensor network platform, and a smart gas object platform. The smart gas management platform transmits visualization data to a target platform for display. The method includes: determining abnormal data and an abnormal probability corresponding to the abnormal data through a pre-analysis model based on first sampling data, second sampling data, a data acquisition feature, and a data summary feature, the pre-analysis model being a machine learning model, and the pre-analysis model including a pre-processing layer and an analysis layer; generating second visualization data based on the abnormal data and the abnormal probability; and controlling the target platform to display the second visualization data.

Abstract: The present invention provides a display control method of a display panel, a display module, and a display device. Pulse widths of first pulses corresponding to non-display phases in one frame period in an emission start signal are at least partially different, so that pixel driving circuits adjust light-emitting durations of light-emitting devices corresponding to each display phase according to emission control signals. Accordingly, a display brightness of each light-emitting device can be adjusted within one frame period, and a flickering problem can be alleviated.