Shenzhen Relx Technology Co., Ltd.

Hkc Corporation Limited

Huawei Digital Power Technologies Co., Ltd.

Appotronics Corporation Limited

Shenzhen Royole Technologies Co., Ltd.

Huawei Technologies Co., Limited

Tencent Technology (Shenzhen) Company Limited

Sz Dji Technology Co., Ltd.

Mgi Tech Co., Ltd.

Wuxi Idata Technoloty Company Ltd.

Tencent Technology Company Limited

Chen Chen

Fei Hu

Haijiang Yuan

Yi Li

Zhiping Jiang

Zhuhong Zhang

Jin Yang

Jin Zhang

Chuandong Li

Xiufeng Zhou

Xin Yu

Chao Jiang

Peng Zhang

Zuqiang Guo

Wei Yang

Xinyu Wang

Tianyu Wu

Shengren Wang

Weifeng Chen

Weiping Liu

Gong Zhang

Wei Yan

Sen Wang

Yao Fu

Shihai Xiao

Xin Yuan

Junfeng Xie

Zugang Yang

Shuting Feng

Changle Li

Yongtao Liang

Zhaoxue Cui

Chuntao Wang

Jun Qian

Aiqing Liu

Xin Sun

Le Chang

Lina Zhu

Fanzhuo Kong

Zhiwei Ye

Zu-Qiang Guo

Jiexi Du

Wulong Liu

Jiaqi Fu

Dapeng Zhang

Bin Ma

Jiangtao Wei

Weihua Huang

Dongsheng Wang

Ting Zhou

Wanpeng Xiao

Xiaoqiu Li

Hui Wang

Xiaokun Yan

Zhiwei Dai

Shuai Hao

Qi Ju

Shuai Mou

Jingbo Tang

Yinlong Xie

Jifei Xu

Chen-sheng Gong

Ziqian Han

Meini Mo

Leilei Zheng

Zihao Zhang

A display panel and a detection method thereof, and a display device are disclosed. The display panel includes a pixel drive circuit, a data drive circuit, a detection circuit, and a power supply circuit. The data drive circuit includes a data driver and multiple data out-put pins that are respectively connected to multiple data lines through bonding. The detection circuit includes a detector and multiple detection ends that are respectively connected to the multiple data output pins and that are each used to receive a signal transmitted from the respective data line to the respective data output pins. After the display panel enters a test mode, a preset timing is provided to drive each control line to be turned on so that each pixel drive subcircuit operates and the detection circuit obtains a detection signal from each data line.

Display panel and detection method thereof, and display device

A data processing method, a control apparatus and a storage medium are provided. The method includes: obtain three-dimensional data of a sampling point, the three-dimensional data of the sampling point is collected by a point cloud sensor carried by a movable platform during a movement of the movable platform; obtain first position and attitude data of the movable platform and/or the point cloud sensor when the sampling point is collected; project the sampling point onto an observation plane according to the three-dimensional data of the sampling point and the first position and attitude data; and generate a point cloud picture according to the sampling point projected onto the observation plane, the point cloud picture is configured to be displayed on a user apparatus of the movable platform.

Data processing method, control apparatus and storage medium

A fly-eye lens group, a light source device, and a projection apparatus. The fly-eye lens group includes: a first fly-eye lens, a second fly-eye lens, and a third fly-eye lens. The first fly-eye lens is parallel to the second fly-eye lens, the first fly-eye lens is perpendicular to the third fly-eye lens, a double fly-eye structure is formed by the first fly-eye lens and the second fly-eye lens, and the third fly-eye lens and the first fly-eye lens also form a double fly-eye structure. The fly-eye lens group is used for homogenizing incident first excitation light, excited light, and second excitation light.

Fly-eye lens group, light source device, and projection apparatus

Electronic cigarette body

A wake-up circuit for a charge controller is provided, which includes a first-stage charging circuit and a second-stage charging circuit. The first-stage charging circuit includes a first capacitor. When an input terminal of the first-stage charging circuit receives a high level signal and the first capacitor is in a partially charged state, the first-stage charging circuit charges the first capacitor and outputs a first charging voltage to the second-stage charging circuit. When the input terminal of the first-stage charging circuit receives a low level signal, the first-stage charging circuit discharges the first capacitor. The second-stage charging circuit includes a second capacitor. When the second-stage charging circuit receives the first charging voltage output by the first-stage charging circuit, the second-stage charging circuit charges the second capacitor and outputs a wake-up signal to the charge controller, thereby increasing a scenario coverage of the wake-up circuit to ensure high applicability.

Wake-up circuit for charge controller, on-board charger, and new energy vehicle

A display panel includes: a plurality of sub-pixel driving circuits each of which is electrically connected to at least one scan line; a plurality of anti-view pixel driving circuits. The anti-view pixel driving circuit includes an anti-view light-emitting part and an anti-view switch tube for controlling an on and off of the anti-view light-emitting part; and the anti-view pixel driving circuits are respectively connected to the sub-pixel driving circuits such that a control end of the anti-view switch tube of the anti-view pixel driving circuit shares the scan line with the corresponding sub-pixel driving circuit. Scanning signals are input to the scan lines of at least two sub-pixel driving circuits at different times during a line scanning process, such that the scanning signals are input to the control ends of the anti-view switch tubes of at least two anti-view pixel driving circuits at different times.

Display panel and display device with anti-view pixel driving circuits connected to sub-pixel

A scanning system and method for controlling an aiming light source (), comprising: an image sensor (), which sequentially exposes a pixel array through a rolling shutter to acquire an image of the target, the pixel array includes effective pixels () and non-imaging pixels (), the effective pixels () are pixels that are actually used for image decoding, and the non-imaging pixels () are pixels that are not actually used for image decoding; an aiming light source () for projecting an aiming pattern () to aim at a target; a control unit () for controlling the image sensor () and the aiming light source (), so that the aiming light source () is in turned off state during the exposure time of the effective pixel (), and the aiming light source () is turned on during at least part of the exposure time of the non-imaging pixels ().

Scanning system and method for controlling aiming light source

A display driving method for driving a display panel, the display driving method includes acquiring a display mode of the display panel, the display mode including an anti-view mode and a wide viewing angle mode; and controlling a control line to output a control signal to turn on anti-view sub-pixels when the display mode of the display panel is determined as the anti-view mode; and controlling a first power branch line and a second power branch line to output signals with opposite waveforms when the display mode of the display panel is determined as a flashing anti-view mode.

Display panel, display driving method and display device

A projection display system includes a light source assembly, a wavelength adjusting assembly, and a modulation assembly. The light source assembly is configured to emit projected light. The wavelength adjusting assembly is disposed on an optical path of the projected light for adjusting spectrum of the projected light, and a ratio of luminous efficacy of adjusted projected light to luminous efficacy of monochromatic light corresponding to a dominant wavelength of the projected light is greater than a preset ratio, and color gamut of the adjusted projected light satisfies a preset color gamut coverage. The modulation assembly is disposed on a light exiting path of the wavelength adjusting assembly and configured to modulate light emitted by the wavelength adjusting assembly and output corresponding image light to form projection image.

Projection display system

This application provides a model training-based communication method and apparatus, and a system, to effectively decrease a data amount of a parameter transmitted between the communication device and the central server. The method includes: The communication device determines a change amount of a first model parameter value. If the communication device determines, based on the change amount of the first model parameter value, that a first model parameter is stable, the communication device stops sending an update amount of the first model parameter value to the central server in a preset time period. The update amount of the first model parameter value is determined by the communication device based on user data in a process of performing model training. The communication device receives a second model parameter value sent by the central server.

Model training-based communication method and apparatus, and system

A converter for avoiding a short-circuit fault of the converter while inhibiting a surge impact includes: a power factor correction (PFC) circuit, a surge protection circuit, and a switch circuit. The PFC circuit is configured to: convert a first component of a first alternating current received by an alternating current terminal of the PFC circuit into a first direct current, and output the first direct current through a direct current terminal of the PFC circuit; and convert a second direct current received by the direct current terminal of the PFC circuit into a second alternating current, and output the second alternating current through the alternating current terminal of the PFC circuit.

Converter and on-board charger

This application provides a frame display method in a game application performed by a computer device. The method includes: receiving a frame message within a first cooldown period of a target skill; determining whether the first cooldown period ends, according to a remaining time of the first cooldown period and a frame interval time; determining a compensation time corresponding to the first cooldown period according to an actual time of the first cooldown period and a adjusted cooldown time of the target skill when the first cooldown period ends; and displaying a skill cooling image of the target skill in a next image frame, and entering a second cooldown period of the target skill. In this application, the number of frames overflowed previously is made up each time a skill is released, to ensure that the actual number of frames under acceleration/deceleration is close to the theoretical number of frames.

Frame display method and apparatus in game application, terminal, and storage medium

A display device, including: a light source, used for emitting light source light; a control unit, used for controlling a drive current for the light source, the modulation period of each frame of image to be displayed comprising at least one pulse modulation period, and within the pulse modulation period, the drive current for the light source being an overshoot current so that the average luminous brightness of the light source in the modulation period reaches preset brightness; and a light modulation unit, used for modulating the light source light according to image data of the image to be displayed and the luminous brightness of the light source to obtain a modulated image.

Display device

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Shenzhen, China

Chen Chen