Boe Technology Group Co., Ltd.

Chengdu Boe Optoelectronics Technology Co., Ltd.

Beijing Boe Optoelectronics Technology Co., Ltd.

Beijing Boe Technology Development Co., Ltd.

Boe Technology Groupco., Ltd.

Beijing Boe Optoelectronics Co., Ltd.

Beijing Boe Optoelectronics

Jiaxiang Zhang

Bin Zhang

Haotian Yang

Kang Wang

Xiaoxia Liu

Fuzheng Xie

Xiaohui Jiang

Junhui Yang

Jian Nan Guo

Mingqiang Wang

Hongjin Hu

Gong Chen

Chang Wang

Seungyong Oh

Changjiang Yan

Kun Zuo

Yonglin Chen

Xu Chen

Zhenhua Zhang

Xin Bi

Yiming Wang

Lian Xiang

Renzhe Xu

Yuan Fang

Xin Mu

Fei Fei Li

Fei Li

Ke Wang

Nianqi Yao

Xiaoliang Fu

Zheng Bao

Cunzhi Li

Ziqian Li

Yakun Kong

Yi Zhang

Xin Li

Zhanfeng Cao

Jing Li

Yang Zhou

Ce Ning

Qi Qi

Zhenyu Xie

Zhengliang Li

Hehe Hu

Kun Zhao

Wei Gong

Jie Huang

Xiangdong Wei

Jiayu He

Wenyu Zhang

Yanqiang Wang

Xiaodong Hao

Zongmin Tian

Feifei Li

Kai Lu

Yuren Zhang

Jiaming Shen

Fengtao Wang

Xi Bi

Jiuyuan Bai

Liangliang Ju

Chuxiang Wang

Zan Luo

A circuit board includes a substrate, a first conductive layer, a first insulating layer and a second conductive layer. The first conductive layer includes a plurality of first conductive portions. The second conductive layer includes a plurality of second conductive portions. A second conductive portion passes through a first via hole in the first insulating layer to be in electrical contact with a first conductive portion. The first conductive layer and the second conductive layer each include at least one main conductive layer, which is capable of creating a first intermetallic compound with solder. At least one of the first conductive layer and the second conductive layer further includes a stop layer capable of creating a second intermetallic compound with the solder. A rate of a reaction between the stop layer and the solder is lower than a rate of a reaction between the main conductive layer and the solder.

Circuit board, light-emitting substrate, backlight module, and display apparatus

A circuit board and a method for manufacturing the circuit board, a functional backplate, a backlight module, a display apparatus, and a display panel are provided. The circuit board includes: a base substrate; a wire arranged on the base substrate, where the wire includes a first conductive layer; and at least one insulating layer arranged on a side of the first conductive layer away from the base substrate, where the at least one insulating layer covers the first conductive layer. The first conductive layer includes a first stacked structure on a side away from the base substrate and a second stacked structure proximate to the base substrate, and the first stacked structure includes at least an etch stop layer covering the second stacked structure.

Circuit board and method for manufacturing the same, functional backplate, backlight module and display apparatus

The display panel includes multiple pixel units arranged in an array, a pixel unit including multiple sub-pixels, a sub-pixel including a pixel drive circuit and a light emitting element connected with the pixel drive circuit, the display panel further including an initial signal generator, the display panel including a low frequency driving mode and a normal driving mode, the low frequency driving mode including a refresh frame stage for writing data to the pixel unit and a hold frame stage for holding the data written to the pixel unit, the initial signal generator being configured to acquire a current display brightness value band and a pattern to be displayed in the low frequency driving mode; quantize the pattern to be displayed to get an average picture level; determine a corresponding anode reset voltage according to the current display brightness value band and the average picture level.

Initial signal generator, display panel and display method thereof, and display apparatus

The present disclosure provides a pulse width modulation method, a pulse width modulation module and a display device. A display panel includes a pixel circuitry configured to receive a light-emission control signal and control a light-emitting element to emit light under the control of the light-emission control signal, and a display period includes a refresh frame and a maintenance frame. The pulse width modulation method includes: increasing at least one active pulse width of the light-emission control signal within the refresh frame so that the at least one active pulse width of the light-emission control signal is larger than a first active pulse width threshold; and/or decreasing at least one active pulse width of the light-emission control signal within the maintenance frame so that the at least one active pulse width of the light-emission control signal is less than a second active pulse width threshold.

Pulse width modulation method, pulse width modulation module, and display device

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.

Display module and method for driving same, and display device

A display module includes: a display panel, which has a fingerprint identification region; a first protective layer disposed on a back surface of the display panel, the back surface being a surface of the display panel opposite to a display surface of the display panel, and the first protective layer being provided therein with a first opening for exposing the fingerprint identification region; and a metal protective layer disposed on a surface of the first protective layer away from the display panel, the metal protective layer being provided therein with a second opening, the second opening exposing the first opening, and an orthographic projection of an edge of the second opening on the display panel being located outside an orthographic projection of an edge of the first opening on the display panel.

Display module and manufacturing method therefor, and display device

A method for controlling voltage output is disclosed. The method is used to control a power supply module to provide a required operating voltage to a display panel, and a display frame of the display panel comprises a plurality of sequential row driving periods, each row driving period comprising a charging period and a non-charging period, wherein during the charging period, a connection between a data line and a corresponding row of sub-pixels is enabled so that data voltages are written into the corresponding sub-pixels. The method comprises controlling the power supply module to output an operating voltage at a preset first operating frequency during a display of a picture to be displayed, wherein a time period during which the power supply module outputs the operating voltage to the display panel does not overlap with the charging period of each row driving period.

Method and system for controlling voltage output, display device, electronic device, and non-transitory computer readable medium

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.

Method for adjusting gamma voltage of display module

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.

Display panel and method for preparing same, and display device

A module structure, a touch module, a display module and a display apparatus are provided. The module structure includes: a substrate including a base substrate, wherein the base substrate includes a functional area and a bonding area on one side of the functional area; a plurality of bonding terminals are provided in the bonding area and arranged along a first direction and each bonding terminal extends along a second direction, and at least one floating terminal is provided in the bonding area and on at least one side of the plurality of bonding terminals in the first direction; the module structure further includes a flexible circuit board, including: a plurality of first connection terminals provided corresponding to the plurality of bonding terminals, and at least one second connection terminal provided corresponding to the at least one floating terminal.

Module structure, touch module, display module and display apparatus having floating terminal to prevent crack

A display device includes: a display panel; and a polarizer, an optical adhesive, and a cover plate sequentially arranged on the display panel. The display panel has a transparent region. The polarizer has first and second surfaces parallel to each other, and the first surface is proximal to the display panel. The polarizer has therein a through hole penetrating through the first and second surfaces. The through hole has first and second boundaries at the first and second surfaces, respectively. An orthogonal projection of the first boundary on the second surface is inside and not in contact with the second boundary. For third and fourth boundaries of the through hole parallel to the first boundary, an orthogonal projection of the third boundary on the fourth boundary does not extend beyond the fourth boundary, the third boundary being closer to the first boundary than the fourth boundary.

Display device and polarizer

A printed circuit board and a fabricating method thereof, and a displaying device. The printed circuit board includes a hard-board region () and a soft-board region (), the soft-board region () is located at the periphery of the first edge () of the hard-board region (), the printed circuit board within the hard-board region () includes a base plate (), and an adhesive film (), a covering film () and a first metal layer () that are arranged in layer configuration on one side of the base plate (), the adhesive film () is closest to the base plate (), a flow guiding groove () is disposed on the surface of the side of the covering film () that is closer to the adhesive film (), and the flow guiding groove () extends to a second edge () of the hard-board region ().

Printed circuit board and fabricating method thereof, and displaying device

A display device includes a flexible display panel including a display part, a bonding part, and a substrate bending part connecting the display part and the bonding part, the bonding part being located on the back side of the display part, and a side of the bonding part away from the display part being the bonding side, the driving chip being arranged on the bonding side of the bonding part, and having a first side and a second side opposite in the first direction, where the first side is close to the substrate bending part, and the second side is distal to the substrate bending part, the first direction being perpendicular to the thickness direction; a main flexible circuit board, disposed on the second side of the driving chip and connected to the bonding side of the bonding part; a touch layer; and a control flexible circuit board.

Display device and electronic apparatus

The present disclosure provides a display device and a manufacturing method thereof. In an embodiment, the display device includes a display panel, a touchpad and a joint. The touchpad is located on a display side of the display panel and includes a main body area and a bonding area. The joint is arranged on a side of the display panel facing the touchpad and is configured to electrically connect the touchpad and a driving chip. A side of the bonding area facing the display panel is configured to be joined with the joint.

Display device and manufacturing method thereof

A display module includes a display panel, a first optical adhesive layer disposed on a side of a display surface of the display panel, a touch panel disposed on a side of the first optical adhesive layer away from the display panel, and at least one isolation film between the display panel and the touch panel. The display panel includes a display region and a peripheral region that is provided with at least one alignment mark. The touch panel includes a plurality of peripheral signal lines. An orthographic projection of the peripheral signal lines on a plane where the display panel is located at least partially overlaps with an orthographic projection of the at least one alignment mark on the plane. An orthographic projection of each isolation film on the plane covers an alignment mark.

Display module and assembly method therefor, and display apparatus

Growing community of inventors

Beijing, China

Jiaxiang Zhang