公开(公告)号：US12238986B2

公开(公告)日：2025-02-25

申请号：US17441738

申请日：2020-12-16

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yunlong Li ,  Pengcheng Lu ,  Longfei Fan ,  Dongsheng Li ,  Zhijian Zhu ,  Yuanlan Tian

IPC: H10K59/131 ,  H10K59/122 ,  H10K59/35 ,  H10K59/38 ,  H10K59/80 ,  H10K59/88 ,  H10K71/00 ,  H10K59/12

Abstract: This disclosure provides a display device, a display panel, and a fabrication method thereof. The display panel includes a driving backplane, a first electrode layer, a pixel definition layer, a light-emitting functional layer, and a second electrode layer. The first electrode layer is arranged on a side surface of the driving backplane and includes a first electrode and a transferring ring. The pixel definition layer covers the first electrode layer and the driving backplane. The light-emitting functional layer is arranged on a surface of the first electrode layer facing away from the driving backplane, and the light-emitting functional layer is in a range of a transferring area of the driving backplane. The second electrode layer covers the pixel definition layer and the light-emitting functional layer. A boundary of the second electrode layer is inside a boundary of the pixel definition layer and is connected with the transferring ring.

公开(公告)号：US12238983B2

公开(公告)日：2025-02-25

申请号：US16958821

申请日：2019-08-27

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yunlong Li ,  Pengcheng Lu ,  Li Liu ,  Yu Ao ,  Yuanlan Tian ,  Zhijian Zhu ,  Dacheng Zhang

IPC: H10K59/131 ,  H10K50/844 ,  H10K59/12 ,  H10K59/88 ,  H10K71/00

Abstract: A display substrate and a manufacturing method and a display device are provided. The display substrate includes: a first electrode pattern, a connecting electrode pattern, a second electrode, a light-emitting functional layer and a first dummy electrode pattern. The first electrode pattern is includes a plurality of first electrodes spaced apart from each other. The second electrode is connected with the connecting electrode pattern, the second electrode and the first electrode pattern are spaced apart from each other. The first dummy electrode pattern includes a plurality of first dummy electrodes; the connecting electrode pattern surrounds the first electrode pattern, the first dummy electrode pattern is located between the connecting electrode pattern and the first electrode pattern, and at least two of the plurality of first dummy electrodes are each of a block shape and are spaced apart from each other.

公开(公告)号：US11968879B2

公开(公告)日：2024-04-23

申请号：US17260562

申请日：2020-03-27

Applicant: BOE Technology Group Co., Ltd.

Inventor： Yunlong Li ,  Pengcheng Lu ,  Yu Ao ,  Zhijian Zhu ,  Yuanlan Tian ,  Dacheng Zhang

IPC: H10K59/88 ,  H01L23/544 ,  H10K50/856 ,  H10K59/131 ,  H10K59/38 ,  H10K71/00 ,  H10K77/10

CPC classification number: H10K59/88 ,  H01L23/544 ,  H10K50/856 ,  H10K59/131 ,  H10K59/38 ,  H10K71/00 ,  H10K77/10 ,  H01L2223/54426 ,  H10K71/851

Abstract: A display substrate, a manufacturing method thereof and a display apparatus are disclosed. The display substrate includes a silicon base substrate and a color film layer disposed on the silicon base substrate. A plurality of metal traces for connecting a display area and a cathode ring with a bonding area respectively are contained in the silicon base substrate. The color film layer includes a first align mark, and the first align mark has a hollowed-out structure. A projection of the first align mark on the silicon base substrate and projections of the metal traces on the silicon base substrate include overlapping areas.

公开(公告)号：US20220006062A1

公开(公告)日：2022-01-06

申请号：US16959480

申请日：2019-08-23

Applicant: BOE Technology Group Co., Ltd.

Inventor： Dongsheng Li ,  Kuanta Huang ,  Yunlong Li ,  Shengji Yang ,  Pengcheng Lu ,  Xiaochuan Chen ,  Qing Wang ,  Hui Tong ,  Yongfa Dong ,  Xiaobin Shen ,  Xiong Yuan ,  Yu Wang

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

Abstract: A light-emitting diode (LED) display panel, a manufacturing method thereof, and an organic light-emitting diode (OLED) display device are disclosed. The LED display panel includes: a base substrate; and a plurality of sub-pixels, a color resistance layer and a light-shielding structure located on the base substrate. The base substrate includes a display region and a periphery region; the sub-pixels are located in the display region; the light-shielding structure is an annular structure located in the periphery region. The light-shielding structure includes a first light-shielding structure and a second light-shielding structure located at a side of the first light-shielding structure away from the base substrate, a second orthographic projection of the second light-shielding structure on the base substrate is located within a first orthographic projection of the first light-shielding structure on the base substrate, and the first orthographic projection is not completely coincident with the second orthographic projection.

公开(公告)号：US12245455B2

公开(公告)日：2025-03-04

申请号：US17641316

申请日：2021-01-08

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Li Liu ,  Pengcheng Lu ,  Kui Zhang ,  Yunlong Li ,  Shengji Yang ,  Kuanta Huang ,  Xiaochuan Chen ,  Dacheng Zhang

IPC: H10K50/13 ,  H10K50/844 ,  H10K50/856 ,  H10K71/00 ,  H10K102/00 ,  H10K102/10

Abstract: A display substrate includes a substrate and a light-emitting device layer which includes a first electrode layer, a light-emitting functional layer, and a second electrode layer that are sequentially stacked in a direction away from the substrate. The first electrode layer includes a reflective layer, an insulating layer, and a transparent conductive layer that are sequentially stacked in the direction away from the substrate. In a red sub-pixel region, a thickness of a first portion of the insulating layer is within a range of about 1000 Å to about 2500 Å. In a green sub-pixel region, a thickness of a second portion of the insulating layer is within a range of about 500 Å to about 2000 Å. In a blue sub-pixel region, a thickness of a third portion of the insulating layer is within a range of about 1500 Å to about 3000 Å.

公开(公告)号：US12219865B2

公开(公告)日：2025-02-04

申请号：US17478068

申请日：2021-09-17

Applicant: BOE Technology Group Co., Ltd.

Inventor： Yunlong Li ,  Pengcheng Lu

IPC: H10K71/16 ,  C23C14/04 ,  C23C14/24 ,  C23C14/34 ,  H10K71/00 ,  H10K71/10 ,  B23K26/22

Abstract: The present disclosure provides a mask and a fabricating method thereof, and a displaying base plate and a fabricating method thereof, and relates to the technical field of displaying. The mask includes a mask part and a peripheral part surrounding the mask part; the mask part includes at least one mask unit, and the mask unit includes an opening and a first main body surrounding the opening; and a thickness of at least part of area of the peripheral part is greater than a thickness of the mask part, and the peripheral part is configured to contact a base plate to be formed with a film, and support the base plate to be formed with a film, whereby the mask part and the base plate to be formed with a film have a gap therebetween.

公开(公告)号：US12016232B2

公开(公告)日：2024-06-18

申请号：US17258740

申请日：2020-03-27

Applicant: BOE Technology Group Co., Ltd.

Inventor： Yunlong Li ,  Dongsheng Li ,  Pengcheng Lu ,  Yuanlan Tian

IPC: H10K59/38 ,  H10K50/818 ,  H10K59/12 ,  H10K71/00 ,  H10K77/10

CPC classification number: H10K59/38 ,  H10K50/818 ,  H10K59/12 ,  H10K71/00 ,  H10K77/10 ,  H10K59/1201

Abstract: Provided is a display substrate, including: a base substrate, a light emitting structure layer disposed on the base substrate, and a color filter layer disposed on the light emitting structure layer; the base substrate having a display area and a peripheral area located at a periphery of the display area, the display area including multiple pixel driving circuits connected with the light emitting structure layer in the display area, the pixel driving circuit including a transistor which includes an active layer located in an interior of the base substrate; the color filter layer including a transition structure, the transition structure of the color filter layer being located between the display area and the peripheral area of the base substrate.

公开(公告)号：US11930674B2

公开(公告)日：2024-03-12

申请号：US17261034

申请日：2020-03-27

Applicant: BOE Technology Group Co., Ltd.

Inventor： Yunlong Li ,  Pengcheng Lu ,  Shuai Tian ,  Yu Ao ,  Zhijian Zhu ,  Yuanlan Tian

IPC: H10K59/131 ,  H10K59/12 ,  H10K59/124 ,  H10K71/16

CPC classification number: H10K59/131 ,  H10K59/1201 ,  H10K59/124 ,  H10K71/162

Abstract: Provided is a display substrate, including: a silicon-based substrate having a display area, a binding area located on one side of the display area, and a trace area located between the display area and the binding area; a trace protection structure is arranged on the silicon-based substrate in the trace area, and a pad assembly is integrated in the silicon-based substrate in the binding area; and a minimum distance between an edge of an orthographic projection of the trace protection structure on the silicon-based substrate and an edge of an orthographic projection of an opening of the pad assembly on the silicon-based substrate is smaller than a maximum size of one subpixel.

公开(公告)号：US11930673B2

公开(公告)日：2024-03-12

申请号：US17258762

申请日：2020-03-27

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Zhijian Zhu ,  Yu Ao ,  Yunlong Li ,  Pengcheng Lu ,  Yuanlan Tian

IPC: H10K59/131

CPC classification number: H10K59/131

Abstract: A display panel includes a drive backplane, a transparent insulating layer and a light-emitting device layer. The drive backplane includes a driving circuit layer, a metal wiring layer, a first insulating layer and a reflective electrode layer. The first insulating layer has first via holes filled with first metal connectors. The reflective electrode layer includes first reflective electrodes respectively connected with the metal wiring layer through the first metal connectors. The light-emitting device layer includes a pixel electrode layer, an organic light-emitting layer and a common electrode layer. The pixel electrode layer includes first pixel electrodes respectively connected with the first reflective electrodes through the connection via holes. A distance between an orthographic projection of the connection via hole on the pixel electrode layer and an edge of the first pixel electrode is not less than a first threshold value.

公开(公告)号：US11600234B2

公开(公告)日：2023-03-07

申请号：US16814119

申请日：2020-03-10

Applicant: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD. ,  BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Weilin Lai ,  Yucheng Chan ,  Jianbang Huang ,  Dachao Li ,  Shengji Yang ,  Pengcheng Lu ,  Kuanta Huang ,  Xiaochuan Chen ,  Xue Dong ,  Hui Wang ,  Yanming Wang ,  Chen Xu ,  Dacheng Zhang ,  Yongfa Dong ,  Qing Wang ,  Hui Tong ,  Yunlong Li

IPC: H01L27/32 ,  G09G3/3291 ,  G09G3/3258 ,  G09G3/3266

Abstract: A display substrate and a driving method thereof are provided. The display substrate includes a base substrate containing a monocrystalline silicon layer, a thickness of the monocrystalline silicon layer being less than that of the base substrate; an array circuit layer, disposed on the base substrate and including a plurality of transistors, each of which has an active layer inside the monocrystalline silicon layer; and a plurality of light-emitting elements, located at a side of the array circuit layer away from the base substrate. The array circuit layer includes a scan driving circuit, a data driving circuit and a plurality of pixel sub-circuits, and the plurality of pixel sub-circuits are connected to the plurality of light-emitting elements, respectively, to form a plurality of sub-pixels.