Abstract: A method is provided. An implementation solution includes: obtaining trajectory data; obtaining a first distribution encoding of the target road segment and a speed encoding of the target road segment based on the trajectory data; and obtaining a target detection result based on the first distribution encoding and the speed encoding, where the target detection result is used to indicate whether a target road event occurs in the target road segment.

Abstract: The present disclosure relates to an image display luminance compensation method and apparatus, device, storage medium and program product. The method includes: obtaining camera exposure times of respective grayscale images to be captured under a maximum target luminance; controlling a photographing device to capture the grayscale images according to the camera exposure times, and obtaining luminance data of each of the grayscale images captured; determining a target region in each of the grayscale images according to the luminance data of each of the grayscale images; calculating grayscale compensation values of the target region according to the luminance data of each of the grayscale images; and performing luminance compensation on the target region according to the grayscale compensation values of the target region.

Abstract: A welding system is configured to weld an adapting piece. The welding system includes a frame, a welding assembly, a loading assembly, and a driving assembly. The frame has a plurality of loading stations, at least one loading station is a welding station, and at least one loading station is a feeding station. The welding assembly is disposed on the frame. Each loading station is provided with a loading assembly. The loading assembly is configured to carry a bare cell. The welding assembly is configured to weld the bare cell carried by the loading assembly located at the welding station. The driving assembly is capable of driving the loading assembly to sequentially move through each loading station along a first direction. The loading assembly, under the action of the driving assembly, moves above or below the loading station along a second direction to return to a corresponding loading station.

Abstract: A wireless auxiliary device includes a signal operation module and a filtering module. An electromagnetic characteristic of the signal operation module is adjustable, and an electromagnetic response characteristic of a signal on an operating frequency band is controlled by adjusting the electromagnetic characteristic of the signal operation module. The filtering module is configured to enable an electromagnetic response characteristic of the wireless auxiliary device on a signal on a non-operating frequency band not to be controlled by the signal operation module. The signal on the operating frequency band and the signal on the non-operating frequency band are radio signals transmitted by a base station or a terminal.

Abstract: The present disclosure relates to a radiation delivery apparatus and a non-transitory computer-readable storage medium. The radiation delivery apparatus includes a radiation head configured to deliver a radiation beam and rotatable about a rotation axis; and a movement mechanism connected to the radiation head. The radiation head is movable along the direction of the rotation axis through the movement mechanism and is movable along the beam direction through the movement mechanism.

Abstract: An active clamp flyback converter with accurate sense of an output voltage is discussed. The active clamp flyback converter adopts a feedback voltage generator which generates a feedback voltage in response to an input voltage, a voltage at a switch node, an auxiliary control signal, and a current signal indicative of a current flowing through a primary winding.

Abstract: Disclosed are a display apparatus and a data processing method. The display apparatus can include: a display, an audio playback module, a WiFi communication module, and a memory. A processor is connected with the display, the audio playback module, the WiFi communication module and the memory, and can be configured to execute computer instructions in the memory to cause the display apparatus to perform: determining a target Bluetooth device having the earliest occurrence time of microphone grabbing from at least one Bluetooth device; sending a microphone grabbing success indication to the target Bluetooth device, receiving a Broadcast Isochronous Stream, BIS, channel identifier sent from the target Bluetooth device after sending the microphone grabbing success indication; monitoring a target BIS channel indicated by the BIS channel identifier to receive a target BIS audio; and controlling the audio playback module to play the target BIS audio.

Abstract: Provided is an array substrate. The array substrate includes a base; a light-reflective pattern disposed on the base, a plurality of first gate signal lines disposed on a side of the light-reflective pattern away from the base; and a plurality of data signal lines disposed on a side of the plurality of first gate signal lines away from the base. The light-reflective pattern includes a plurality of reflective portions, and an opening region is defined between two adjacent reflective portions of the plurality of reflective portions. An orthographic projection of the first gate signal line on the base and an orthographic projection of the data signal line on the base have a first overlapping region, and at least one first overlapping region of a plurality of first overlapping regions is within an orthographic projection of the reflective portion on the base.

Abstract: A quick-assembly chair, including a seat frame assembly (1), a back frame assembly (2), a first armrest assembly (3) and a second armrest assembly (6), the seat frame assembly (1) is connected to the back frame assembly (2), the back frame assembly (2) is rotatable relative to the seat frame assembly (1), and the back frame assembly (2) includes a first limiting portion (14); a first armrest assembly (3) is located on a first side of the seat frame assembly (1) and the back frame assembly (2); a second armrest assembly (6) is located on a second side of the seat frame assembly (1) and the back frame assembly (2); the first armrest assembly (3) includes a third limiting portion (16) for connecting with the first limiting portion (14) to keep the back frame assembly (2) stationary with respect to the first armrest assembly (3).

Abstract: The present disclosure provides a master manipulator. The master manipulator may include an arm assembly including at least one arm joint mechanism and a wrist assembly movably connected with the arm assembly. The wrist assembly may allow an operator to perform a corresponding operation. The wrist assembly may include at least one wrist joint mechanism. The master manipulator may also include a support assembly configured to support at least one of the arm assembly and the wrist assembly.

Abstract: Dynamic adjusting of pod resource limits is provided at runtime of a container orchestration platform pod. The process includes deploying a container orchestration platform pod with one or more pod resources in a computing environment, where the pod resources have one or more associated pod resource limits. Further, the process includes monitoring a runtime resource usage of the container orchestration platform pod, and predicting, by a trained machine learning model, upcoming resource usage of the container orchestration platform pod. The predicting uses, at least in part, the monitored runtime resource usage. Further, the process includes dynamically adjusting a pod resource limit of the one or more pod resource limits of the container orchestration platform pod in the computing environment. The dynamically adjusting is based on the monitored runtime resource usage, and the predicted upcoming resource usage.

Abstract: The present disclosure relates to a grayscale compensation data generation method and apparatus, a device, a storage medium, and a program product. The method includes: acquiring brightness data of a plurality of grayscale images captured under a target shooting brightness, different grayscale images corresponding to different display grayscales; determining original grayscale compensation data of pixels corresponding to different display grayscales respectively according to the brightness data of the plurality of grayscale images; determining storage grayscales from a plurality of display grayscales; converting original grayscale compensation data of pixels corresponding to different storage grayscales respectively into target grayscale compensation data of block regions corresponding to the different storage grayscales, the block regions being regions including a plurality of pixels; and storing the target grayscale compensation data of the block regions corresponding to the different storage grayscales.

Abstract: A microphone body and a desktop microphone are provided. The desktop microphone includes a wireless communicator for connecting with a terminal. The microphone body includes a housing, a main control assembly, a wire interface assembly, and a wireless assembly. The housing has an accommodating chamber; at least part of the main control assembly is located inside the accommodating chamber and connected to the housing. The main control assembly is used to control transmission and reception of audio signals; at least part of the wire interface assembly is located within the accommodating chamber, and the wire interface assembly is electrically connected to the main control assembly; at least part of the wireless assembly is located inside the accommodating chamber, and the wireless assembly is electrically connected to the main control assembly. The wireless assembly is used for wireless communication with the wireless communicator.

Abstract: A beam control method for the intelligent surface device includes obtaining, by a network side device, first channel information of an active unit of the intelligent surface device, where the first channel information is channel information between the network side device and the active unit; obtaining second channel information of the active unit, where the second channel information is channel information between a terminal and the active unit; and determining control information of a unit array of the intelligent surface device based on the first channel information and the second channel information, where the unit array includes the active unit and a passive unit of the intelligent surface device.

Abstract: An interference measurement method and apparatus, a terminal, a network side device are provided. An interference measurement method includes: acquiring, by first base station in first cell, state information, where state information includes at least one of: operating parameter of target wireless auxiliary device, configuration information of reference signal of second cell, and first measurement result of second cell for wireless signal of first cell, and second cell is neighboring cell of first cell; configuring, by first base station, measurement parameter for first terminal based on state information, where measurement parameter includes measurement object for assessing interference jointly caused by second cell and target wireless auxiliary device to first terminal, and first terminal is a terminal accessing first cell; and receiving, by first base station, second measurement result reported by first terminal that is obtained by first terminal by measuring measurement object.

Abstract: The present disclosure relates to an image display luminance compensation method and apparatus, device, storage medium and program product. The method includes: obtaining camera exposure times of respective grayscale images to be captured under a maximum target luminance; controlling a photographing device to capture the grayscale images according to the camera exposure times, and obtaining luminance data of each of the grayscale images captured; determining a target region in each of the grayscale images according to the luminance data of each of the grayscale images; calculating grayscale compensation values of the target region according to the luminance data of each of the grayscale images; and performing luminance compensation on the target region according to the grayscale compensation values of the target region.

Abstract: A system includes a doorbell at an exterior of a premises comprising a doorbell housing, a button, a doorbell wireless transceiver, and a doorbell speaker and doorbell microphone coupled to the doorbell wireless transceiver. The system also includes a smoke detector at an interior of the premises comprising a smoke detector housing, a smoke detector wireless transceiver, and a smoke detector speaker and smoke detector microphone coupled to the smoke detector wireless transceiver. The smoke detector wireless transceiver is configured to be in two-way audio communication with the doorbell wireless transceiver. The two-way audio communication includes transmitting audio from the doorbell microphone to the smoke detector speaker via the wireless transceivers. The two-way audio communication also includes transmitting audio from the smoke detector microphone to the doorbell speaker via the wireless transceivers. In some systems, a second smoke detector is included and in some systems, a control panel is included.

Abstract: An image display luminance compensation method includes: obtaining luminance data of a captured grayscale image; determining a target dimming interval in which a display grayscale of the grayscale image is located from a plurality of dimming intervals of a display screen, and determining an index value of the display grayscale in the target dimming interval; determining whether a luminance compensation is performed on the grayscale image according to the index value; obtaining set compensation data of a plurality of grayscale binding points when it is determined that the luminance compensation is performed on the grayscale image; and performing the luminance compensation on the luminance data of the grayscale image according to the set compensation data of the plurality of grayscale binding points.

Abstract: The present disclosure relates to a grayscale compensation data generation method and apparatus, a device, a storage medium, and a program product. The method includes: acquiring brightness data of a plurality of grayscale images captured under a target shooting brightness, different grayscale images corresponding to different display grayscales; determining original grayscale compensation data of pixels corresponding to different display grayscales respectively according to the brightness data of the plurality of grayscale images; determining storage grayscales from a plurality of display grayscales; converting original grayscale compensation data of pixels corresponding to different storage grayscales respectively into target grayscale compensation data of block regions corresponding to the different storage grayscales, the block regions being regions including a plurality of pixels; and storing the target grayscale compensation data of the block regions corresponding to the different storage grayscales.

Abstract: A bottom support structure of a hand trolley and the hand trolley are provided. The bottom support structure includes a bottom frame and ground wheels. The bottom frame includes one central joint, at least three groups of connection assemblies, and at least three corner joints, one end of each connection assembly is hingedly connected to the central joint, the other end of the connection assembly is hingedly connected to one corner joint, and the corner joint is connected to the ground wheel, so that a foldable structure that is selectively unfolded or folded of the bottom frame is formed. One of the connection assemblies includes a first connection piece and a second connection piece, and when the bottom frame is unfolded, the first connection piece is located on the second connection piece, so that a double-layer structure of the bottom frame is formed.