Boe Technology Group Co., Ltd.

Chengdu Boe Optoelectronics Technology Co., Ltd.

Chongqing Boe Display Technology Co., Ltd.

Beijing Boe Technology Development Co., Ltd.

Can Huang

Wentao Wang

Dawei Shi

Lu Yang

Jiandong Bao

Hongcheng Gao

Pei Wang

Cenhong Duan

Xu Liang Li

Weilin Lai

Yunhao Wang

Jiwei Wang

Bangwei Wu

Yuan He

Dongsheng Zhao

Weitao Ma

Liji Cheng

Liang Huo

Ao Huang

Xiaosong Wen

A detection method for a display screen is provided, including: emitting, by a light source, light onto a surface of a display screen to form a diffuse reflection, where the light source includes an initial first color channel value a1 and an initial second color channel value b1; measuring, by a detector, a first color channel value a and a second color channel value b of the reflected light; calculating a color breakup value lof the reflected light by: l=√{square root over ((a−a1)+(b−b1))}; calculating, in response to (a+b) being not equal to 0, a hue value ε by: ε=|a+b|/(a+b); calculating a color breakup and hue quantization value φ of the reflected light by: φ=l×ε=|a+b|√{square root over ((a−a1)+(b−b1))}/(a+b); and determining whether the display screen is qualified based on determining whether the color breakup and hue quantization value φ is within a predetermined quantization value range.

Detection method and detection device for display screen

An OLED display substrate, a method of manufacturing the same and an OLED display apparatus are provided, and the display substrate includes a substrate base; a device layer including OLED light-emitting devices; an encapsulation layer on respective sides of the OLED light-emitting devices away from the substrate base; a black matrix layer on a side of the encapsulation layer away from the substrate base, the black matrix layer including openings; and a color filter layer on a side of the black matrix away from the substrate base, the color filter layer including color filters correspondingly provided on respective sides of the openings away from the substrate base, the color filters include working color filters and at least one common color filter; area of each common color filter on the substrate base is more than 50 times as large as area of any working color filter on the substrate base.

OLED display substrate, method of manufacturing the same and OLED display apparatus

A display panel (), including a light-emitting device layer () and a color film layer () arranged on a light-emitting side of the light-emitting device layer (), the light-emitting device layer () includes a plurality of light-emitting units (); each light-emitting unit () includes one first sub-pixel (), one second sub-pixel () and two third sub-pixels (); the color film layer () includes a black matrix () and a plurality of color film units () corresponding to the plurality of light-emitting units (); each color film unit () includes a first color film () corresponding to the one first sub-pixel (), a second color film () corresponding to the one second sub-pixel () and a third color film () corresponding to the two third sub-pixels (); the black matrix () is located between any two of the first color film ().

Display panel and display apparatus

A display substrate, a preparation method thereof and a display apparatus. The display substrate comprises a substrate, multiple pixel units arranged on the substrate and a color filter layer arranged on the pixel unit, wherein the color filter layer comprises color optical filters of different colors and a touch control structure layer arranged between the color optical filters of different colors; the touch control structure layer comprises a touch control connection electrode, a first coating protective layer covering the touch control connection electrode and a touch control electrode arranged on the first coating protective layer, the touch control electrodes comprise a first touch control electrode and a second touch control electrode, and at least one of the first touch control electrode and the second touch control electrode is connected with the touch control connection electrode through a via hole penetrating through the first coating protective layer.

Display substrate and preparation method thereof, and display apparatus

A driving backplane includes: a base; a first conductive layer disposed on the base, the first conductive layer including at least one first signal line; a first insulating layer disposed on a side of the first conductive layer away from the base; a second conductive layer disposed on a side of the first insulating layer away from the first conductive layer, the second conductive layer including at least one second signal line. Each first signal line and a second signal line constitute a signal line pair. In the signal line pair, extending directions of the first signal line and the second signal line are the same, an orthogonal projection of the first signal line on the base and an orthogonal projection of the second signal line on the base have a first overlapping region, and the second signal line is coupled to the first signal line.

Driving backplane and method of manufacturing the same, and display apparatus

An OLED display panel and a manufacturing method of the same are provided. The OLED display panel includes a base plate, a first electrode layer and a pixel definition layer on a first side of the base plate, a plurality of electroluminescent layers on the first electrode layer, a second electrode layer covering the pixel definition layer and the plurality of electroluminescent layers, an encapsulation layer covering the second electrode layer, a black matrix and a color filter layer on the encapsulation layer and a plurality of photosensitive fingerprint sensors on a second side of the base plate; a plurality of light-transmitting holes are arranged in the black matrix, and orthographic projections of the plurality of light-transmitting holes on the second electrode layer are in hollow-out regions of the second electrode layer, respectively; and the photosensitive fingerprint sensors are in the orthographic projections of the light-transmitting holes, respectively.

OLED display panel and manufacturing method of the same

Provided are a display substrate and a preparation method thereof, and a display apparatus. The display substrate includes a first display region and a second display region within the first display region, wherein the first display region includes a plurality of emitting units, and the second display region includes a plurality of electrophoretic units, the plurality of emitting units are configured to realize display, and the plurality of electrophoretic units are configured to realize switch between a display state and a transparent state.

The present disclosure provides an OLED display substrate, a fabricating method thereof and a display device. The OLED display substrate includes a substrate; an inorganic layer and a light-emitting unit on substrate, light-emitting unit being on a side of inorganic layer away from substrate and including a light-emitting structure; a camera on a side of substrate away from inorganic layer, and light-emitting unit being not in orthographic projection region; a protective layer in orthographic projection region and on side of inorganic layer away from substrate, wherein protective layer is configured to protect inorganic layer in orthographic projection region from warping or cracking in a process of removing part of light-emitting structure in orthographic projection region by laser cutting.

OLED display substrate comprising camera and protective layer, fabricating method thereof, and display device

The present disclosure provides a light emitting device and a manufacturing method thereof, a display panel and a display apparatus. The light emitting device includes a substrate; a light emitting element on the substrate; and a light coupling layer on a light emitting side of the light emitting element, wherein a thickness of the light coupling layer gradually decreases in a direction from a central region of the light emitting device toward an edge region of the light emitting device.

Growing community of inventors

Beijing, China

Can Huang