Huawei Technologies Co., Limited

Other

Tcl China Star Optoelectronics Technology Co., Ltd.

Ubtech Robotics Corp Ltd

Tencent Technology (Shenzhen) Company Limited

Shenzhen Realis Multimedia Technology Co., Ltd.

Johnson Electric S.a.

Huizhou China Star Optoelectronics Display Co., Ltd.

Luxshare Precision Industry Company Limited

Huawei Device Co., Ltd.

Yue Wang

Youjun Xiong

Qiang Li

Yu Liu

Simon Ekstrand

Jun Cheng

Yuan Shao

Guang Zeng

Qiuzi Xu

Jianxin Pang

Jing Gu

Ji Li

Yepeng Liu

Hui Zhang

Jun Wu

Yongping Zhang

Chao Zhou

Yusheng Zeng

Fang Tan

Xiao Wang

Jing Ning Ta

Wen Ting Liu

Tiesheng Li

Hongshan Yin

Xuemin Ma

Hong Yu Ding

Jiacong Guo

Dennis Francis Gorosin

Long Jin

Xing Ju Yi

Wanxing Wang

Guo Ping Zhang

Jinding Wang

Bo Ma

Jiangbo Li

Xingde Wu

Ao Liu

Qianqian Zhao

Jilong Li

Wenqing Xue

Guanhong Lai

Xuesong Yan

Liangliang Wang

Weiting Chen

Xiaoguang Tan

Jiashun Zhang

Peiwei Wang

Junming An

Xuanyi Huan

Dongdong Hou

Xiaojie Yin

Yang Lou

Huachun Zhai

Jianguang Li

Chengfang Zhu

Hongjie Wang

Yuanda Wu

Yuntao Li

Xiongwei Hu

Linhua Zhao

Xiaoqin Zhao

Jialong Yang

Weixing Zhang

Wenkui Wu

Chao Meng

A viewing angle widening film, a manufacturing method thereof, and a display device are provided. A first film layer of the viewing angle widening film includes protrusions spaced apart from each other and extended along a first direction. The protrusions include a first protrusion and a second protrusion arranged on a side of the first protrusion away from a flat layer, a surface of the second protrusion on a side away from the flat layer is an arc surface, and a diffusion effect of the second protrusion is weaker than that of the first protrusion.

Viewing angle widening film, manufacturing method thereof, and display device

Provided are a wide-viewing-angle optical film, a manufacturing method of the wide-viewing-angle optical film, and a liquid crystal display device. The manufacturing method includes: providing a substrate and forming a first light-transmissive layer at one side of the substrate; performing light treatment on the first light-transmissive layer to form protrusions on a surface of the first light-transmissive layer; and forming a second light-transmissive layer on one side of the first light-transmissive layer away from the substrate, in which a refractive index of a material of the second light-transmissive layer is greater than a refractive index of a material of the first light-transmissive layer to obtain a wide-viewing-angle film including the first light-transmissive layer and the second light-transmissive layer stacked on each other.

Wide-viewing-angle optical film, manufacturing method of the same, and liquid crystal display device

An object detection model generation method as well as an electronic device and a computer readable storage medium using the same are provided. The method includes: during the iterative training of the to-be-trained object detection model, the detection accuracy of the iteration nodes of the object detection model is sequentially determined according to the node order, and the mis-detected negative samples of the object detection model at the iteration nodes with the detection accuracy less than or equal to a preset threshold are enhanced. Then the object detection model is trained at the iteration node based on the enhanced negative samples and a first amount of preset training samples. After the training at the iteration nodes are completed, it returns to the step of sequentially determining the detection accuracy of the iteration nodes of the object detection model until the training of the object detection model is completed.

Object detection model generation method and electronic device and computer readable storage medium using the same

A display panel includes a thin film transistor (TFT) array substrate, an opposite substrate, and a liquid crystal layer disposed between the TFT array substrate and the opposite substrate. The TFT array substrate includes a first substrate. The opposite substrate includes a second substrate. The display panel further includes a first viewing-angle improving layer disposed between the first substrate and the second substrate. The first viewing-angle improving layer adjoins one film layer on the first substrate or the second substrate. The first viewing-angle improving layer is disposed between the first substrate and the second substrate so that the first viewing-angle improving layer can be a stacked part manufactured integratedly with other film layers of the display panel. Thus, manufacture of the first viewing-angle improving layer can overcome a size limitation of a mold in a nanoimprinting technology, effectively improving a large-viewing-angle-display effect of a large-size display panel.

Display panel

A method provided by the present application comprises: obtaining a number n of rows of pixel units to be precharged; controlling a scanning driving chip to sequentially output n first scanning enable signals to a scanning driving circuit according to the number n of rows; and outputting a second scanning enable signal to the scanning driving circuit, so that the scanning driving circuit is controlled to output a second scanning signal to the pixel units of the n-th row to charge the pixel units of the n-th row.

Scanning driving method, scanning driving device, electronic equipment, and storage medium

A viewing angle expansion film, a method for preparing the same, and a display device are provided. The viewing angle expansion film includes a first film layer having a flat layer, a plurality of first projections, and a plurality of second projections, and a second film layer disposed on the first film layer. The plurality of first projections and the plurality of second projections are arrayed on the flat layer. The second film layer is filled in gaps between the first projections and the second projections adjacent to the first projections, gaps between adjacent first projections, and gap between adjacent second projections. A refractive index of the second film layer is greater than a refractive index of the first film layer.

Viewing angle expansion film comprising a plurality of first and second projections arrayed on a flat layer, method for preparing the same, and display device

A capture-ball-based on-ball point distribution method, and a motion-posture recognition method, system, and apparatus are provided. The on-ball point distribution method is used for optical motion capture, and includes dividing a surface of a ball into a plurality of sub-regions, and distributing reflective marking points in the plurality of sub-regions such that a distribution of distance values between any two reflective marking points is concentrated. The reflective marking points are used for the optical motion capture of the ball. According to the on-ball point distribution method and the motion-posture recognition method, system, and apparatus, misrecognition caused by matching errors of the reflective marking points and increased coordinate errors of the spherical center can be effectively avoided. As such, the recognition degree of the capture ball in the system is improved.

Capture-ball-based on-ball point distribution method and motion-posture recognition method, system, and apparatus

The present disclosure provides a method and an apparatus for face recognition and a computer readable storage medium. The method includes: inputting a to-be-recognized blurry face image into a generator of a trained generative adversarial network to obtain a to-be-recognized clear face image; inputting the to-be-recognized clear face image to the feature extraction network to obtain a facial feature of the to-be-recognized clear face image; matching the facial feature of the to-be-recognized clear face image with each user facial feature in a preset facial feature database to determine the user facial feature best matching the to-be-recognized clear face image as a target user facial feature; and determining a user associated with the target user facial feature as a recognition result. Through this solution, the accuracy of the recognition of blurry faces can be improved.

Method and appratus for face recognition and computer readable storage medium

The present disclosure provides a gate driver on array (GOA) circuit driving system and a display panel. The GOA circuit driving system includes a power chip including a plurality of output pins, a plurality of filter units respectively corresponding to the plurality of output pins, and a GOA circuit including a plurality of signal input terminals respectively corresponding to the plurality of output pins, wherein each of the plurality of output pins is electrically connected to the corresponding signal input terminal through the corresponding filter unit, and each of the plurality of filter units is configured to filter an electrostatic voltage transmitted from the corresponding signal input terminal to the corresponding output pin, therefore solving a problem that the power chip cannot work normally due to a release of static electricity from the GOA circuit to the power chip during an ESD test.

Gate driver on array circuit driving system and display device

The present disclosure provides a picture hook identification method as well as an apparatus and a terminal device using the same. The method includes; determining geometric parameter(s) of an identification object based on image(s) collected b a camera and internal parameter(s) of the camera; comparing the geometric parameters of the identification object with geometric parameter(s) of a target picture book; and determining the identification object as the target picture book, if a difference between the geometric parameters of the identification object and the geometric parameters of the target picture book is within a preset range. In this manner, the target picture book is further filtered by matching the geometric parameters, which can reduce misidentification to improve the accuracy of identifying the picture book.

Picture book identification method and apparatus and terminal device using the same

Rigid body configuration method, apparatus, terminal device, and computer storage medium are provided. The method includes: initializing the positions of reflective markers of each rigid body; selecting a reflective marker from the reflective markers with undetermined target positions as a target reflective marker, fixing other reflective markers except for the target reflective marker, and successively moving the target reflective marker through each vacant position in the three-dimensional space of the rigid body to which the target reflective marker belongs; respectively calculating the degree of rigid-body difference when the target reflective marker is at each position based on the position information of each reflective marker; determining the position corresponding to the maximum value of the degree of rigid-body difference as the target position of the target reflective marker; using the same method to determine the target positions of all reflective markers in the system, and completing a rigid-body configuration.

Rigid-body configuration method, apparatus, terminal device, and computer readable storage medium

An adjustable wide-spectrum wavelength-insensitive directional coupler, comprising a substrate (). A first-stage directional coupling structure (), a phase-shifting structure (), and a second-stage directional coupling structure () are sequentially connected and disposed on the substrate (). The phase-shifting structure () comprises a phase-shifting curved waveguide, a phase-shifting straight waveguide (), and a third modulation component (), wherein the third modulation component () is disposed on the phase-shifting curved waveguide. One end of the phase-shifting curved waveguide is connected to an output end of a directional coupled waveguide I () of the first-stage directional coupling structure (), and the other end of the phase-shifting curved waveguide is connected to an input end of a directional coupled waveguide III () of the second-stage directional coupling structure (). One end of the phase-shifting straight waveguide () is connected to an output end of a directional coupled waveguide II () of the first-stage directional coupling structure (), and the other end of the phase-shifting straight waveguide () is connected to an input end of a directional coupled waveguide IV () of the second-stage directional coupling structure (). The adjustable wide-spectrum wavelength-insensitive directional coupler achieves wide-spectrum wavelength-insensitivity, a wide spectrum of splitting-ratio adjustment and low loss, and is of a compact size for easy integration with other devices.

Adjustable wide-spectrum wavelength-insensitive directional coupler

A camera automatic calibration method includes determining a camera to be recalibrated; and determining a point-to-point matching relationship between a first projection point set and a first collection point set. The first projection point set is formed in a camera coordinate system when first spatial coordinates, formed by capturing a plurality of test points using cameras other than the camera to be recalibrated, are projected onto the camera to be recalibrated, and the first collection point set is formed by capturing the test points using the camera to be recalibrated. The method includes calculating a distance difference between each point in the first projection point set and a matching point in the first collection point set according to the point-to-point matching relationship; obtaining a new calibration parameter of the camera to be recalibrated; and updating the current calibration parameter of the camera to be recalibrated with the new calibration parameter.

Camera automatic calibration method and optical motion capture system

Provided are a plug and an electrical connector component. The plug includes an insulating body, a circuit board fixed to the insulating body, and a cable electrically connected with the circuit board and extending backwards from the insulating body. The insulating body includes a body part and a mating part which extends forwards from the body part; the circuit board has an inserting part that protrudes forwards out of the mating part; metal contact pieces are distributed on upper and lower surfaces of the inserting part; the insulating body is provided with a pair of baffle plates extending forwards from the body part; a pair of the baffle plates are respectively arranged on left and right sides of the mating part; and a limiting groove configured to guide the insertion of the plug with the socket is formed between each of the baffle plates and the mating part.

Plug and electrical connector component

A method and a system for network interconnection between devices may include: establishing a connection between a current device and a remote device in at least one preset connection manner; parsing operation data obtained by collection to obtain event information triggered in the current device, where the operation data is generated by an operation triggered in the current device; and synchronizing the event information to the remote device via the established connection, so as to synchronize the operation triggered in the current device to the remote device. By utilizing the present method and system, operations of interconnection between devices are simplified.

Method and system for network interconnection between devices

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Shenzhen, China

Yue Wang