Abstract: This application relates to a spring bar assembly, a watch strap, and a watch. The spring bar assembly includes a mounting base, a spring bar, a button, and a lever. Both the spring bar and the button are mounted on the mounting base. The button is capable of moving relative to the mounting base, and a movement direction of the button is perpendicular to an axial direction of the spring bar. One end of the lever extends into a guide groove of the button and abuts against first side walls of the guide groove, and the other end of the lever is connected to the spring bar. The button is capable of driving the spring bar to move relative to the mounting base in the axial direction of the spring bar by using the lever.

Abstract: A lighting apparatus includes a first LED module, a second LED module, a rectifier, a power circuit, a time detector, a wall switch circuit and a controller. The first LED module has a first light parameter. The second LED module has a second light parameter. The first light parameter is different from the second light parameter. The power circuit converts the DC power to a first driving current and a second driving current respectively supplied to the first LED module and the second LED module. The time detector detects a voltage time variation of the DC power. The controller is coupled to the wall switch circuit and the time detector for determining whether to adjust a current ratio between the first driving current and the second driving current according both the voltage time variation and the control signal.

Abstract: Disclosed are a squeezing peristaltic pump for continuous transfer and a fluid transfer method. The squeezing peristaltic pump for continuous transfer includes: a housing, a transmission part, a pressing unit, and a limiting plate, the limiting plate being securely connected to the housing, a hose being disposed between the pressing unit and the limiting plate, the pressing unit being driven by the transmission part to move reciprocally to press the hose; wherein the pressing unit includes a squeezing device and a compensating device, the squeezing device and the compensating device being sequentially arranged along an output direction of fluid in the hose, in operation, the transmission part is configured to drive the squeezing device and the compensating device to alternately squeeze the hose.

Abstract: Provided is an in-wheel electric motor drive system, comprising: a housing, which is formed with a wiring cavity(S), a first channel (111) and a second channel (112), wherein both the first channel (111) and the second channel (112) are in communication with the wiring cavity(S), the first channel (111) allows a first connection end (41) of an electric motor busbar (4) to be inserted into the wiring cavity(S), and the second channel (112) allows a second connection end (51) of a power supply connector (5) to be inserted into the wiring cavity(S); a wiring support (2, 2?), which is mounted into the wiring cavity(S) and fixed to the housing, wherein the wiring support (2, 2?) is formed with a mounting hole (2h); and a connection assembly (3), which is used for electrically connecting the first connection end (41) extending into the mounting hole (2h) and the second connection end (51) extending to a position above the same mounting hole (2h) together.

Abstract: The present disclosure relates to a method for establishing an electronic fence for an excavator, wherein the excavator includes a frame, a slewing platform rotatably mounted on the frame, a working arm mounted on the slewing platform in a pitching swinging manner, and a bucket rotatably mounted on the working arm. The working arm includes a first working arm hinged to the slewing platform and a second working arm hinged to the first working arm. An end, away from the first working arm, of the second working arm is hinged to the bucket.

Abstract: A method for adjusting a gamma voltage of a display module is provided. The method includes: obtaining a gamma voltage of the display module at a basic refresh frequency; obtaining an associated relationship between the gamma voltage of the display module at the basic refresh frequency and a gamma voltage of the display module at a target refresh frequency; and determining the gamma voltage of the display module at the target refresh frequency based on the gamma voltage of the display module at the basic refresh frequency and the associated relationship.

Abstract: Provided is a method for driving a display module. The method includes: generating a frame reference signal in response to a display instruction; transmitting a light emission control signal to a plurality of pixels in the display screen based on the frame reference signal, wherein the light emission control signal at a first level is configured to control the plurality of pixels to emit light, and the light emission control signal at a second level is configured to control the plurality of pixels not to emit light; and transmitting a turn-on signal to the sensor based on the frame reference signal, wherein the turn-on signal is configured to control the sensor to collect the target parameter, and the turn-on signal is not overlapped with a period when the light emission control signal is at the first level.

Abstract: Various embodiments of the teachings herein include a method for measuring valve characteristic parameters of a valve actuator. An example method includes: resetting the push rod to a top end position; driving the push rod; measuring the DC drive current in real time; recording a first position of the push rod at the start of a first abrupt change in the DC drive current when the first abrupt change in the DC drive current is detected and lasts for more than a first preset time period; continuing to drive the push rod and measure the DC drive current in real time; recording a second position of the push rod at the start of a second abrupt change; and calculating the stroke length of the valve based on the first position and the second position.

Abstract: A display module includes a display panel having a fingerprint identification area and a light-transmitting protective film located on a back surface of the display panel. The light-transmitting protective film includes a protective layer, a light-shielding pattern located on a side of the protective layer, and a light-transmitting adhesive layer located on a side of the light-shielding pattern away from the protective layer. The protective layer has a target area. At least the target area is a light-transmitting area, and the target area at least partially overlaps with the fingerprint identification area. The light-shielding pattern defines a plurality of imaging apertures, the plurality of imaging apertures are arranged at intervals, and orthogonal projection of the plurality of imaging apertures on the protective layer are at least located in the target area. A surface of the light-transmitting adhesive layer away from the light-shielding pattern is in contact with the display panel.

Abstract: A control method is applied to a hybrid power system including an engine and a motor. A motor stator of the motor is connected to a driving shaft of a motor vehicle by means of a transmission mechanism such that, when rotated, the driving shaft drives the motor stator to rotate; the motor is used to determine output torque according to the rotating speed of the motor and transmit same to the driving shaft; the rotating speed of the motor is equal to the difference between the rotating speed of the motor rotor and the rotating speed of the motor stator. The method includes, according to operating parameters of the hybrid power system and operating parameters of the motor vehicle, controlling a motor controller to provide a drive signal to the motor stator such that the operating parameters of the motor meet a first preset formula.

Abstract: Disclosed are a method for adjusting an artificial intelligence chip, a chip, and a storage medium. The method includes: determining state information indicating an artificial intelligence accelerator on an artificial intelligence chip is in a preset state; and adjusting a working state of the artificial intelligence chip based on the state information. According to this disclosure, the state information indicating the artificial intelligence accelerator is in the preset state can characterize continuity and frequency of the accelerator in the preset state. Therefore, different operating states can be set for the artificial intelligence chip based on different situations of the state information. When the state information indicating the artificial intelligence accelerator is in the preset state meets different conditions, the working state of the artificial intelligence chip can be adjusted to different operating states.

Abstract: The present disclosure provides a hydraulic phosphogypsum (PG)-based cementitious material, and a preparation method and use thereof, belonging to the technical field of cementitious materials. The present disclosure provides a hydraulic PG-based cementitious material, including the following raw materials: modified PG particles and an auxiliary active powder, where the modified PG particles have a dosage of 50 wt % to 95 wt %; the modified PG particles are obtained by conducting modification on original PG particles through a calcareous material, and the calcareous material has a mass 3% to 5% of that of the original PG particles; and the original PG particles have typical dimensions of: a length of 50 ?m to 200 ?m and an aspect ratio of 1.5 to 5; and at least 80% of materials in the auxiliary active powder have a particle size of less than or equal to 60 ?m. In the present disclosure, the hydraulic PG-based cementitious material adopts a particle accumulation method of gap grading.

Abstract: Disclosed are a method for image processing by using an artificial intelligence accelerator, and a chip. The method includes: determining algorithm model information corresponding to a to-be-processed image; determining, based on the algorithm model information, an artificial intelligence accelerator that needs to execute algorithm model instructions corresponding to the algorithm model information; and reading the algorithm model instructions from a first preset storage space storing the algorithm model instructions by using the artificial intelligence accelerator, and executing the algorithm model instructions, to obtain a processing result for the to-be-processed image. According to the embodiments of this disclosure, a probability of image processing errors caused by an accelerator hardware failure or a memory hardware failure can be effectively reduced, thereby greatly improving safety of a vehicle during driving.

Abstract: A lighting apparatus includes a constant current generator, a voltage converter and a PWM generator. The constant current generator for generating a driving current. The current level is determined according to a dimmer signal received from the dimmer. The voltage converter converts the current level of the driving current to a voltage level. The PWM generator generates multiple PWM signals respectively to multiple LED modules. The multiple LED modules have different optical parameters. The mixed light of the multiple LED modules is determined by the PWM signals and the optical parameters of the multiple LED modules.

Abstract: A face detection method includes: acquiring a target image; invoking a face detection network, and processing the target image by using a feature extraction structure of the face detection network, to obtain original feature maps corresponding to the target image; the original feature maps having different resolutions; processing the original feature maps by using a feature enhancement structure of the face detection network, to obtain an enhanced feature map corresponding to each original feature map; the feature enhancement structure being obtained by searching a search space, and the search space used for searching the feature enhancement structure being determined based on a detection objective of the face detection network and a processing object of the feature enhancement structure; and processing the enhanced feature map by using a detection structure of the face detection network, to obtain a face detection result of the target image.

Abstract: A seal structure for an in-wheel electric motor drive system. The seal structure is used for forming a seal between a first sealed portion (90s) of an output shaft and a second sealed portion (10s) of a housing. The seal structure (1) comprises a dustproof ring (11) and a seal assembly (12).

Abstract: The present invention discloses a control method and equipment for a livestock and poultry health inspection robot for multi-index collection. The method comprises the following steps: S1: performing initial detection on the robot; S2: according to a set inspection time and a target inspection point, generating a target position instruction and sending the target position instruction to the robot; S3: controlling the robot to reach a target inspection point according to the target position instruction in the step S2; S4: controlling the robot to collect multi-index data at the target inspection point reached in the step S3; and S5: judging whether the inspection of the set target inspection point is completed; if yes, returning to a charging pile; otherwise, jumping to the step S2. The present invention can control the robot to automatically complete data collection tasks at a fixed time and a fixed point.

Abstract: The present disclosure provides a display panel, a method for preparing the same, and a display device. The display panel includes pixel units distributed in an array in a display area, where the pixel units include sub-pixels, at least one of which has a maximum grayscale value voltage different from a maximum grayscale value voltage of the other sub-pixel; and a switching circuit including switching units on a side of the display area, where one end of the switching unit is connected to a data line. In two adjacent columns of pixel units, two sub-pixels having the same maximum grayscale value voltage are connected to two adjacent switching units through data lines, respectively.

Abstract: A foldable storage cabinet comprises a storage unit; the storage unit comprises a front frame, a rear frame and a front door panel; a cover plate is connected at the top of the front frame and the rear frame together; a first connecting piece is connected to both sides of the front frame and the rear frame together, a plurality of partition spaces are provided in the first connecting piece, and a side pad is provided in the partition space; a second connecting piece is connected at the bottom of the front frame and the rear frame together; a slot is formed through the front frame, and the front door panel is rotatably mounted in the slot; the front frame and the rear frame are both made of plastic; and the first connecting piece and the second connecting piece are both cloth materials.