公开(公告)号：US10388692B2

公开(公告)日：2019-08-20

申请号：US15749271

申请日：2017-06-21

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Xiaochuan Chen ,  Shengji Yang ,  Can Zhang

IPC: H01L27/146 ,  H01L27/15 ,  H01L27/32

Abstract: A display panel and a manufacturing method thereof and a display device are provided. The display panel includes a semiconductor base substrate, a display array and a thermal imagination array. The display array is formed on the semiconductor base substrate, and includes a plurality of display pixels arranged in an array, and each of the display pixels includes at least one display sub-pixel, and each display sub-pixel includes a light-emitting component. The thermal imagination array is formed on the semiconductor base substrate and includes a plurality of thermal imagination pixels, and each of the thermal imagination pixels includes at least one thermal imagination sub-pixel, and display sub-pixels and thermal imagination sub-pixels are arranged in a blending way.

公开(公告)号：US10388671B2

公开(公告)日：2019-08-20

申请号：US15745574

申请日：2017-06-29

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Can Zhang ,  Shengji Yang ,  Xiaochuan Chen

IPC: H01L27/12 ,  H01L51/52 ,  H01L27/32 ,  H01L51/50 ,  H01L51/56

Abstract: An organic light emitting diode array substrate, a manufacturing method thereof, and a display device are provided. The organic light emitting diode array substrate includes a base substrate; a first electrode pattern and an insulating layer disposed on the base substrate, wherein the first electrode pattern includes a plurality of first electrodes of strip shape, the first electrodes protrude above the insulating layer to form a step therebetween; an anti-oxidant conductive film disposed on the first electrode pattern and the insulating layer, wherein the anti-oxidant conductive film is disconnected at the step between the first electrodes and the insulating layer.

公开(公告)号：US10373558B2

公开(公告)日：2019-08-06

申请号：US15757297

申请日：2017-08-16

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Shengji Yang ,  Xue Dong ,  Jing Lv ,  Xiaochuan Chen ,  Yafeng Yang ,  Wenqing Zhao ,  Can Zhang

IPC: G09G3/3233 ,  G09G3/20 ,  G09G3/3266 ,  H01L27/32

Abstract: Embodiments of the present disclosure provide a pixel circuit, a driving method thereof and a display apparatus. The pixel circuit comprises a resetting sub-circuit configured to control potentials of the first node, the second node and the third node according to inputting signals of the first signal terminal and the second signal terminal; a charging sub-circuit configured to control a potential of the second node according to an inputting signal of the second signal terminal; a compensating sub-circuit configured to control the potentials of the first node and the third node according to an inputting signal of the third signal terminal and the potential of the second node; a reading sub-circuit is configured to control outputting signals of the first terminal of the light emitting device and the reading terminal according to the inputting signal of the fourth signal terminal.

公开(公告)号：US20160359142A1

公开(公告)日：2016-12-08

申请号：US14912633

申请日：2015-07-21

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Lujiang Huangfu ,  Wenyu Ma ,  Xinwei Gao ,  Liangjian Li ,  Can Zhang

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

CPC classification number: H01L51/5271 ,  H01L27/32 ,  H01L27/3246 ,  H01L27/3283 ,  H01L51/001 ,  H01L51/0011 ,  H01L51/5218 ,  H01L2227/323 ,  H01L2251/5307 ,  H01L2251/533

Abstract: A pixel structure, a display device having the pixel structure and a manufacturing method of the pixel structure are disclosed. The pixel structure comprises: a first insulation layer; a luminescent unit disposed on the first insulation layer and comprising a first electrode layer, a luminescent layer and a second electrode layer; a pixel defining layer configured for defining a pixel aperture, in which the luminescent unit is disposed; and a reflective assembly disposed around the pixel defining layer so as to reflect light entering the pixel defining layer from the luminescent layer to exit from an exit surface of the pixel structure. The reflective assembly is provided to reflect the light entering the pixel defining layer from the luminescent layer, so as to exit from the exit surface of the pixel structure. As a result, the light beams entering the pixel defining layer may be converted into effective beams for the pixel structure, thereby improving the display effect and reducing light dissipation.

Abstract translation: 公开了像素结构，具有像素结构的显示装置和像素结构的制造方法。 像素结构包括：第一绝缘层; 布置在所述第一绝缘层上并包括第一电极层，发光层和第二电极层的发光单元; 配置用于限定发光单元的像素孔径的像素限定层; 以及反射组件，其设置在所述像素限定层周围，以便反射从所述发光层进入所述像素限定层的光从所述像素结构的出射表面离开。 反射组件被提供以从发光层反射进入像素限定层的光，以便从像素结构的出射表面离开。 结果，进入像素限定层的光束可以被转换为用于像素结构的有效光束，从而提高显示效果并减少光散射。

公开(公告)号：US12300152B2

公开(公告)日：2025-05-13

申请号：US18022173

申请日：2022-06-17

Applicant: BOE Technology Group Co., Ltd.

Inventor： Can Zhang ,  Ning Cong ,  Can Wang ,  Jinfei Niu ,  Jingjing Zhang ,  Minghua Xuan ,  Xiaochuan Chen

IPC: G09G3/32

Abstract: A pixel circuit, a driving method thereof, a display substrate and a display device are disclosed. The pixel circuit includes a driving circuit and a light-emitting element, the driving circuit is configured to provide a driving current and control a conducting duration of a current pathway between the first power supply terminal and the second power supply terminal; the light-emitting element is configured to receive the driving current in the current pathway and emit light; the driving circuit includes a current control sub-circuit and a duration control sub-circuit; the current control sub-circuit is configured to provide a driving current to the first node under the control of the first scanning signal terminal, the first data signal terminal and the first power supply terminal in a display stage and a non-display stage.

公开(公告)号：US12245450B2

公开(公告)日：2025-03-04

申请号：US18089154

申请日：2022-12-27

Applicant: BOE Technology Group Co., Ltd.

Inventor： Can Zhang ,  Xiaochuan Chen ,  Can Wang ,  Han Yue ,  Ning Cong ,  Ming Yang ,  Minghua Xuan

IPC: H10K50/818 ,  H10K50/816 ,  H10K50/852 ,  H10K50/856 ,  H10K59/30 ,  H10K71/00 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K50/19

Abstract: An electrode, a method of manufacturing the same, a light-emitting device, and a display device are provided, the electrode includes: a reflective layer; and two double-layer adjusting units stacked on the reflective layer, each including an insulating layer and a conductive layer sequentially arranged and directly contacted in a direction away from the reflective layer. For at least one unit, a via hole is provided in the insulating layer, an electrode lead formed integrally with the conductive layer is provided in the via hole, and electrically connected to the reflective layer through the electrode lead. In each unit, a difference between a thickness of the conductive layer and a thickness of the insulating layer does not exceed a set threshold configured to control the thickness of the insulating layer. The conductive layer farthest from the reflective layer locates on different levels in light-emitting regions of different types of light-emitting devices.

公开(公告)号：US20240331634A1

公开(公告)日：2024-10-03

申请号：US18659648

申请日：2024-05-09

Applicant: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD. ,  BOE TECHNOLOGY GROUP CO., LTD. ,  Beijing BOE Technology Development Co., Ltd.

Inventor： Ning Cong ,  Can Zhang ,  Minghua Xuan ,  Jinfei Niu ,  Can Wang ,  Jingjing Zhang ,  Jiakui Yan

IPC: G09G3/3233 ,  G09G3/20

CPC classification number: G09G3/3233 ,  G09G3/2074 ,  G09G2300/0814 ,  G09G2300/0852 ,  G09G2300/0861 ,  G09G2310/08 ,  G09G2320/0233

Abstract: A pixel driving circuit includes a first circuit and a second circuit. The first circuit is configured to provide a driving current to a light emitting element under the control of the second circuit; the second circuit is configured to receive a digital selection signal from at least one digital selection signal line, receive a digital data signal from at least one digital data signal line, and control a frequency and duration of the driving current received by the light emitting element during one frame of image, thereby controlling tahe grayscale of a sub-pixel having the light emitting element.

公开(公告)号：US12063833B2

公开(公告)日：2024-08-13

申请号：US17664801

申请日：2022-05-24

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Can Wang ,  Can Zhang ,  Xiaochuan Chen ,  Minghua Xuan ,  Han Yue ,  Ming Yang ,  Ning Cong

IPC: H10K59/30 ,  H10K50/13 ,  H10K50/818 ,  H10K50/852 ,  H10K71/00 ,  H10K59/38 ,  H10K102/00

CPC classification number: H10K59/30 ,  H10K50/131 ,  H10K50/818 ,  H10K50/852 ,  H10K71/00 ,  H10K59/38 ,  H10K2102/351

Abstract: The present application relates to a display panel, a manufacturing method thereof, and a display device. The display panel includes a base substrate, a plurality of pixel structures on the base substrate, and a color resist layer on a side of the plurality of pixel structures facing away the base substrate. The color resist layer includes a plurality of color resist blocks in one-to-one correspondence with the plurality of pixel structures. Light emitted from each of the plurality of pixel structures has the same color as the color resist block corresponding thereto.

公开(公告)号：US12022697B2

公开(公告)日：2024-06-25

申请号：US17751456

申请日：2022-05-23

Applicant: BOE Technology Group Co., Ltd.

Inventor： Ming Yang ,  Can Zhang ,  Minghua Xuan ,  Chuanxiang Xu ,  Feng Zhang ,  Zhongyuan Sun ,  Xiaochuan Chen

IPC: H10K59/124 ,  H10K50/844 ,  H10K71/00 ,  H10K59/12 ,  H10K77/10 ,  H10K102/00

CPC classification number: H10K59/124 ,  H10K50/844 ,  H10K71/00 ,  H10K59/1201 ,  H10K77/111 ,  H10K2102/311

Abstract: A method of fabricating a display panel includes forming a first conductive layer on a base substrate, wherein the first conductive layer is formed in an encapsulated area and a peripheral area of the display panel; forming an organic insulating layer on a side of the first conductive layer away from the base substrate, wherein the organic insulating layer is formed to be limited in the encapsulated area; forming a first inorganic insulating layer on a side of the organic insulating layer away from the base substrate; forming a second conductive layer on a side of the organic insulating layer and the first inorganic insulating layer away from the base substrate, wherein the second conductive layer is formed in the encapsulated area and the peripheral area; and forming a second inorganic insulating layer, the second inorganic insulating layer formed between the organic insulating layer and the first conductive layer.

公开(公告)号：US11842684B2

公开(公告)日：2023-12-12

申请号：US17761161

申请日：2020-12-09

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Lijun Yuan ,  Ning Cong ,  Can Wang ,  Jinfei Niu ,  Minghua Xuan ,  Can Zhang

IPC: G09G3/3233 ,  G09G3/20 ,  G09G3/32 ,  G11C19/28 ,  G06F3/01

CPC classification number: G09G3/3233 ,  G09G3/2088 ,  G09G3/32 ,  G11C19/28 ,  G06F3/013 ,  G09G2310/0267 ,  G09G2310/0286 ,  G09G2330/021 ,  G09G2354/00 ,  G09G2370/18 ,  G09G2380/00

Abstract: A display panel includes a substrate, a plurality of display units, a driving circuit and a gating circuit. Each display unit includes a plurality of pixel islands, and each pixel island includes a plurality of sub-pixels of a same color. The driving sub-circuit is configured to output driving signals. The gating circuit is coupled to the driving circuit, and is further coupled to sub-pixels of pixel islands in at least part of the plurality of display units. The gating circuit is configured to control a connection of the driving circuit to sub-pixels of pixel islands of at least one display unit in the at least part of the plurality of display units, so that the sub-pixels of the pixel islands of the at least one display unit are driven by at least one driving signal from the driving circuit to perform display.