公开(公告)号：US12136378B2

公开(公告)日：2024-11-05

申请号：US18022479

申请日：2022-03-14

Applicant: BOE Technology Group Co., Ltd.

Inventor： Weixing Liu ,  Jintao Peng ,  Jiao Li ,  Chunfang Zhang ,  Xinxing Wang

IPC: G09G3/20 ,  G09G3/3266 ,  G11C19/28

Abstract: Provided is a shift register unit. The shift register unit includes: a first input circuit, connected to a first control terminal, a turn-on signal terminal, a first node and a second node; a second input circuit, connected to a first power supply terminal, the first node and a third node; an output control circuit, connected to the first node, the second node, the third node, a second control terminal and a fourth node; and an output circuit, connected to the second node, the fourth node, the first power supply terminal, a second power supply terminal, a first output terminal and a second output terminal.

公开(公告)号：US11340511B2

公开(公告)日：2022-05-24

申请号：US16956066

申请日：2019-10-25

Applicant: BOE Technology Group Co., Ltd.

Inventor： Wei Qin ,  Xiaolong Li ,  Tieshi Wang ,  Jintao Peng ,  Xueling Gao ,  Yanan Niu ,  Kuanjun Peng ,  Shengnan Li

IPC: G02F1/155 ,  G02F1/1335 ,  G02F1/13357 ,  G02F1/29

Abstract: A display panel, a method for preparing a display panel and a method for adjusting an intensity of ambient light reflected on a display panel are provided in embodiments of the disclosure. The display panel includes: a base substrate; a plurality of sub-pixel units (20) on the base substrate comprising a plurality of light emitting portions respectively; an electrochromic assembly on a light-emergent side of the plurality of light emitting portions; and a light intensity detector configured to detect an incident intensity of ambient light, and the electrochromic assembly comprises a plurality of electrochromic portions covering the plurality of light emitting portions, respectively; and transmittance of the plurality of electrochromic portions for ambient light varies with a change in the incident intensity of ambient light.

公开(公告)号：US12167642B2

公开(公告)日：2024-12-10

申请号：US17769937

申请日：2021-05-21

Applicant: BOE Technology Group Co., Ltd.

Inventor： Shuang Sun ,  Fangzhen Zhang ,  Jing Niu ,  Yanan Niu ,  Jintao Peng ,  Lubin Shi

IPC: H01L27/14 ,  H01L27/12 ,  H10K59/121 ,  H10K59/131

Abstract: The present disclosure provides a display substrate and a display device. The display substrate includes a pixel circuit, and the pixel circuit includes a light-emitting element, a driving circuit and a capacitor circuit. The driving circuit is configured to drive the light-emitting element to emit light; a first terminal of the capacitor circuit is electrically connected to a control terminal of the driving circuit, and a second terminal of the capacitor circuit is electrically connected to a data writing-in node; the capacitor circuit includes at least two capacitors connected in parallel with each other.

公开(公告)号：US11495623B2

公开(公告)日：2022-11-08

申请号：US16772272

申请日：2019-12-19

Applicant: BOE Technology Group Co., Ltd.

Inventor： Yanan Niu ,  Kuanjun Peng ,  Jiushi Wang ,  Zhanfeng Cao ,  Feng Zhang ,  Qi Yao ,  Wusheng Li ,  Feng Guan ,  Lei Chen ,  Jintao Peng ,  Tingting Zhou

IPC: H01L27/12

Abstract: The present disclosure provides a display substrate and a manufacturing method thereof, and a display device. In the display substrate of the present disclosure, a first transistor comprises a first gate electrode, a first electrode, a second electrode, and a first active layer; and a second transistor comprises a second gate electrode, a third electrode, a fourth electrode, and a second active layers, wherein the first active layer comprises a silicon material, the second active layer comprises an oxide semiconductor material, and wherein the third electrode and the first gate electrode are disposed in the same layer, and the fourth electrode and the first electrode, the second electrodes are disposed in the same layer.

公开(公告)号：US11231595B2

公开(公告)日：2022-01-25

申请号：US16442975

申请日：2019-06-17

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Xiaolong Li ,  Wei Qin ,  Kuanjun Peng ,  Xueling Gao ,  Fangzhen Zhang ,  Jintao Peng ,  Jinqian Wang ,  Miaomiao Yang ,  Shuang Sun ,  Chunfang Zhang ,  Shengnan Li

IPC: G02B30/56 ,  G02B30/25 ,  G02B5/124

Abstract: A semi-transparent semi-retroreflective film and an air display device are provided. The air display device includes: a first polarizer and a second polarizer assembled with each other to form a cell; a semi-transparent semi-reflective structure and a semi-transparent semi-retroreflective film disposed between the first polarizer and the second polarizer; a first ¼ wave plate disposed at a side of the air display device adjacent to the first polarizer; and a second ¼ wave plate disposed between the semi-transparent semi-reflective structure and the semi-transparent semi-retroreflective film. The air display device is configured such that polarized light incident from the first polarizer, after being processed by an internal optical path of the air display device, exits from the second polarizer to form an air image at a side of the air display device away from the first polarizer.

公开(公告)号：US20210185803A1

公开(公告)日：2021-06-17

申请号：US16810016

申请日：2020-03-05

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Bin Qin ,  Jintao Peng ,  Yanan Niu ,  Jinyu Ren ,  Fangzhen Zhang ,  Kuanjun Peng

IPC: H05K1/02

Abstract: Embodiments of the present disclosure provide a display substrate, a display device, and a method for manufacturing a display substrate. The display substrate includes: a plurality of bearing parts for supporting display assemblies; and a connecting beam located between two bearing parts and connected to the two bearing parts. The connecting beam includes at least one stretchable portion with a hollow portion provided inside the stretchable portion, so that the stretchable portion is deformable in a first direction and a second direction, and the second direction is perpendicular to the first direction.

公开(公告)号：US20210134196A1

公开(公告)日：2021-05-06

申请号：US16639108

申请日：2019-03-08

Applicant: BOE Technology Group Co., Ltd.

Inventor： Yanan Niu ,  Lei Chen ,  Zhongyuan Sun ,  Hongwei Tian ,  Wei Huang ,  Zhiqiang Jiao ,  Kuanjun Peng ,  Yichi Zhang ,  Jintao Peng ,  Jing Niu ,  Tingting Zhou

IPC: G09G3/00 ,  H01L27/32 ,  H01L51/00 ,  H01L51/52

Abstract: A flexible display panel includes a plurality of light-emitting regions separated from each other, a respective one of the plurality of light-emitting regions including a light emitting element and an encapsulating structure encapsulating the light emitting element; and a plurality of dummy regions connecting the plurality of light-emitting regions, a respective one of the plurality of light-emitting regions having a larger thickness than a respective dummy region and including a plurality of driving wires. The flexible display panel further includes a detecting wire in the plurality of dummy regions and the plurality of light emitting regions.

公开(公告)号：US10962825B2

公开(公告)日：2021-03-30

申请号：US16429841

申请日：2019-06-03

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Wei Qin ,  Kuanjun Peng ,  Xiaolong Li ,  Tieshi Wang ,  Xueling Gao ,  Jintao Peng ,  Shengnan Li

IPC: G02F1/1335 ,  G02F1/1337 ,  G02F1/1343

Abstract: A display panel is provided, including an organic electroluminescent device including an anode layer, a liquid crystal cell on a light exit side of the organic electroluminescent device. The liquid crystal cell includes a liquid crystal layer, a linear polarizer on a side of the liquid crystal cell facing away from the organic electroluminescent device and configured to convert ambient light into a first polarized light, and an electrode assembly configured to control deflection of liquid crystal molecules in the liquid crystal layer to convert reflected light from the anode layer into a second polarized light. A second polarization direction of the second polarized light is different from a first polarization direction of the first polarized light. The display panel may decrease the intensity of reflected light perceived by the user when viewing the displayed image in an ambient environment.

公开(公告)号：US10937368B2

公开(公告)日：2021-03-02

申请号：US16613273

申请日：2019-03-21

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Jintao Peng ,  Kuanjun Peng ,  Wei Qin ,  Chengchung Yang ,  Wanpeng Teng ,  Zhiqiang Xu ,  Xueling Gao

IPC: G09G3/3258

Abstract: A voltage compensation method, a voltage compensation device, a display device and a computer-readable storage medium are provided. The voltage compensation method includes: determining a first voltage of a target pixel in a first image; determining a second voltage of the target pixel in a second image, where the second image is switched from the first image; determining a voltage compensation value based on the first voltage and the second voltage; an determining a transition voltage based on the voltage compensation value and the second voltage, and compensating the second voltage by the transition voltage; where a gray-level of the target pixel in the first image is greater than a gray-level of the target pixel in the second image, the transition voltage is a driving voltage of the target pixel between the first voltage and the second voltage.

公开(公告)号：US20200319521A1

公开(公告)日：2020-10-08

申请号：US16956066

申请日：2019-10-25

Applicant: BOE Technology Group Co., Ltd.

Inventor： Wei Qin ,  Xiaolong Li ,  Tieshi Wang ,  Jintao Peng ,  Xueling Gao ,  Yanan Niu ,  Kuanjun Peng ,  Shengnan Li

IPC: G02F1/155 ,  G02F1/29 ,  G02F1/13357 ,  G02F1/1335

Abstract: A display panel, a method for preparing a display panel and a method for adjusting an intensity of ambient light reflected on a display panel are provided in embodiments of the disclosure. The display panel includes: a base substrate; a plurality of sub-pixel units (20) on the base substrate comprising a plurality of light emitting portions respectively; an electrochromic assembly on a light-emergent side of the plurality of light emitting portions; and a light intensity detector configured to detect an incident intensity of ambient light, and the electrochromic assembly comprises a plurality of electrochromic portions covering the plurality of light emitting portions, respectively; and transmittance of the plurality of electrochromic portions for ambient light varies with a change in the incident intensity of ambient light.