Boe Technology Group Co., Ltd.

Beijing Boe Technology Development Co., Ltd.

Chinese Academy of Sciences

Boe Technology Groupco., Ltd.

Everdisplay Optronics (shanghai) Limited

Wenxiu Zhu

Bo Wang

Hualing Yang

Shiming Shi

Zhao Li

Paoming Tsai

Hongli Wang

Yanliu Sun

Zewen Bo

Lina Liu

Dalin Xiang

Yuan Zhou

Junjie Wang

Chungche Tsou

Chuwan Huang

Yanpin Gao

Jinghui Cai

A display panel includes a substrate and a plurality of sub-pixels each having a light-emitting region. The plurality of sub-pixels are divided into a plurality of first pixel columns and a plurality of second pixel columns that all extend in a first direction and are disposed alternately in a second direction. A first pixel column includes first pixel groups and third pixel groups that are disposed alternately in the first direction, a first pixel group includes two first sub-pixels disposed in the first direction, and a third pixel group includes two third sub-pixels disposed in the first direction. A second pixel column includes second pixel groups disposed sequentially in the first direction, a second pixel group includes two second sub-pixels disposed in the first direction, and geometric centers of light-emitting regions of the two second sub-pixels are located on two straight lines extending in the first direction.

Display panel and display device

A display substrate and a preparation method therefor, and a display apparatus. The display substrate includes multiple pixel units each including multiple sub-pixels, the multiple sub-pixels includes first color sub-pixels. Each sub-pixel includes a color filter structure layer, the color filter structure layer includes a black matrix defining a pixel opening, and a color filter unit covering the pixel opening. The display substrate includes a first display region and a second display region on the periphery of the first display region. A black matrix in the first display region has small holes which are filled with light filtering units, and the material of the light filtering units is same as the material of the color filter units of the first color sub-pixels. The area of the first color sub-pixels in the first display region is less than the area of the first color sub-pixels in the second display region.

Display substrate comprising small holes filled with color filter materials and preparation method therefor, and display apparatus

A starting signal providing module, a starting signal providing method and a splicing display device are provided. The starting signal providing module comprises a detection circuit, a plurality of signal generating circuits and a plurality of enabling circuits. The signal generating circuit is configured to generate and provide a feedback signal to the detecting circuit when a last-stage scan driving signal output terminal of a scan driving circuit in a corresponding display panel outputs a valid scan driving signal. The detection circuit is configured to provide an enabling control signal to enabling circuits corresponding to at least two signal generating circuits according to the feedback signals from at least two signal generating circuits. The enabling circuit is configured to control a starting signal to be supplied to a scan driving circuit included in a corresponding display panel upon receiving the enabling control signal.

Starting signal providing module, method and splicing display device

Provided are a display panel and a display device. The display panel includes a base substrate; a sensor; a light-shielding layer, and having a plurality of first holes configured to allow light from a fingerprint to pass through and be incident on the sensor; an encapsulation layer; a color filter layer on one side of the encapsulation layer away from the base substrate; and a cover plate on one side of the color filter layer away from the base substrate, wherein a distance between a surface of the cover plate away from the base substrate and a surface of the light-shielding layer away from the base substrate is a first distance, a distance between a surface of the light-shielding layer close to the base substrate and a surface of the sensor close to the base substrate is a second distance, 0<the second distance/the first distance≤0.63.

A touch display panel and an electronic device. The touch display panel includes: a substrate; a first touch electrode and a second touch electrode adjacent to each other, and both having a metal mesh structure, wherein the first touch electrode includes a first metal line extending toward the second touch electrode, the second touch electrode includes a second metal line extending toward the first touch electrode, the first metal line and the second metal line are disposed collinearly and are spaced apart from each other, the touch display panel further includes an insulated first optical compensation line disposed between the first metal line and the second metal line, the first optical compensation line is disposed collinearly with the first metal line and the second metal line, and both end portions of the first optical compensation line abut against the first metal line and the second metal line, respectively.

Touch display panel and electronic device

Disclosed by the embodiment of the present disclosure is a display device, wherein a collimation structure is formed by a first imaging aperture in a pixel defining layer and a second imaging aperture in a light shielding layer, the first imaging aperture and the second imaging aperture may screen out light rays reflected by a fingerprint in a nearly collimated manner so that the light rays may reach a fingerprint recognition component below, the fingerprint recognition component may detect and read intensities of the light rays, and the intensities of the light rays detected by the fingerprint recognition component are different because of different energies of the light rays transmitted downward from the valley and the ridge of the fingerprint, thereby acquiring fingerprint information and achieving fingerprint recognition. Moreover, the fingerprint recognition component is integrated in a display area to achieve large-area fingerprint recognition.

Display device having fingerprint recognition component

A light regulation method is described that includes: obtaining actual brightness of light of a first color in a pixel unit, based on brightness and color coordinate of a pinhole light-emitting area, brightness and color coordinate of a first sub-pixel light-emitting area in the pixel unit, and relative position information of the pinhole light-emitting area and the pixel unit; obtaining standard brightness of the light of the first color in the pixel unit under a preset gray-scale white balance, based on the color coordinates of the first sub-pixel light-emitting area, a second sub-pixel light-emitting area and a third sub-pixel light-emitting area; and comparing the actual brightness with the standard brightness of the pixel unit, and changing the brightness of the first sub-pixel light-emitting area until the actual brightness of the light of the first color in the pixel unit is equal to the standard brightness of the light of the first color.

Display panel, light regulation device and light regulation method thereof

A display device includes a cover plate, an OLED display substrate and a photosensitive sensor. A color filter layer is arranged between the cover plate and the OLED display substrate and includes a light-shielding region arranged between adjacent color resistance layers. A plurality of imaging pinholes is formed in the light-shielding region and a first distance between the cover plate and each imaging pinhole is smaller than a second distance between the photosensitive sensor and the imaging pinhole. A fingerprint identification method for the display device includes: dividing the plurality of imaging pinholes into at least two groups of imaging pinholes; imaging the fingerprint via the at least two groups of imaging pinholes sequentially in accordance with a predetermined time sequence, to acquire at least two first fingerprint images; and combining the at least two first fingerprint images to acquire a complete fingerprint image.

Fingerprint identification method, fingerprint identification structure and display device

A foldable display device includes a display screen including a first half screen and a second half screen, a controller and at least one angle probe set. Each set includes a transmitter and a plurality of receivers. The transmitter is inclined at a first angle with respect to the first half screen and faces the second half screen, and is configured to emit collimated infrared light. Each receiver is inclined at a second angle with respect to the second half screen, and is in signal connection with the controller, and is configured to transmit an electrical signal to the controller when receiving the collimated infrared light. The controller is in signal connection with the display screen, and is configured to determine a bending angle from angle information of the receiver and control the display screen to switch to a display state for the bending angle.

Foldable display device and control method thereof

An array substrate, a display device, and a driving method thereof. The array substrate includes a base substrate including a display region and a locally transparent region located within the display region, the locally transparent region including at least one sub-region, and the sub-region including at least one transparent region; at least one first pixel, including a first reflective electrode, a first transflective electrode, and a first light emitting layer located between the first reflective electrode and the first transflective electrode, the first pixel being located in the display region; and at least one second pixel, comprising a second reflective electrode, a second transflective electrode, and a second light emitting layer located between the second reflective electrode and the second transflective electrode, the second pixel being located in an region other than the transparent region in the sub-region.

Array substrate, display device, and driving method thereof

The present disclosure provides a brightness adjustment method and device for a display screen, a display screen and a display apparatus, belongs to the field of display technology, and can solve the problem of inaccurate brightness adjustment of a display screen. The brightness adjustment method for a display screen includes: controlling a light sensor to detect an intensity of ambient light in a transition interval after the display screen displays a frame of image; and adjusting brightness of the display screen according to the intensity detected by the light sensor.

Brightness adjustment method and device for display screen, display screen and display apparatus

The present disclosure provides a display module and a preparation method thereof, a control method and a control device, as well as a display device. The display module includes a display panel, comprising a fingerprint recognition area; an optical compensation layer on the light exiting side of the display panel, and a via in an area thereof opposite to the fingerprint recognition area; wherein the via is configured to transmit light emitted by the display panel.

Display module and preparation method, control method and control device, display device

An array substrate and a method for preparing the same, and a display device and a driving method thereof are provided. The array substrate includes a plurality of sub-pixels arranged in an array and a light source, the array substrate is further provided with an optical fingerprint identification area, and the optical fingerprint identification area includes at least part of the sub-pixels and at least part of the light source.

Array substrate and preparing method thereof, display device and driving method thereof

A fingerprint identification device and manufacturing method thereof, and electronic device are disclosed. The fingerprint identification device includes a base film, a detection circuit, and an adhesive layer. The detection circuit is provided at a first side of the base film; the adhesive layer is provided on the first side of the base film, and is provided between the base film and the detection circuit, so as to adhere the detection circuit onto the base film.

Fingerprint identification device and manufacturing method thereof, and electronic device

The present disclosure relates to an adjustment method and device for a gamma circuit. In the gamma correction of the present disclosure, the brightness of the sub-pixel of each color in the white light is determined according to the brightness and color coordinates of the white light and the color coordinates of the sub-pixel of each color, the correspondence relationship between the brightness of the sub-pixel of each color in the white light and the voltage values of the sub-pixel is established, the target value of the voltage of the sub-pixel of each color is found from the correspondence relationship according to the brightness of the sub-pixel of each color in the white light corresponding to any grayscale, and then the voltages of red, green and blue sub-pixels are adjusted to the target values.

Growing community of inventors

Beijing, China

Wenxiu Zhu