公开(公告)号：US20240090295A1

公开(公告)日：2024-03-14

申请号：US18271455

申请日：2021-10-22

Applicant: Yunnan Invensight Optoelectronics Technology Co., Ltd. ,  BOE Technology Group Co., Ltd.

Inventor： Junbo WEI ,  Zhijian ZHU ,  Shengji YANG ,  Pengcheng LU ,  Kuanta HUANG ,  Yuanlan TIAN

IPC: H10K59/35 ,  H10K59/12 ,  H10K59/131

CPC classification number: H10K59/353 ,  H10K59/1201 ,  H10K59/131

Abstract: A display backboard includes a base substrate and a plurality of real pixel units periodically arranged on one side of the base substrate. Each real pixel unit has a plurality of real light-emitting layers with different colors, at least two real metal wiring layers are provided on one side of each real light-emitting layer proximal to the base substrate, and two real metal wiring layers on the side of each real light-emitting layer are electrically connected through via holes. Orthographic projections of the two real metal wiring layers on the side of each real light-emitting layer on the base substrate cover an orthographic projection of at least one of the via holes on the base substrate, and the via holes are configured to connect two virtual metal wiring layers in a virtual pixel unit different from the real pixel unit.

公开(公告)号：US20230354667A1

公开(公告)日：2023-11-02

申请号：US17636616

申请日：2021-03-19

Applicant: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD. ,  BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yan SUN ,  Xiaomang ZHANG ,  Tiankuo SHI ,  Wei SUN ,  Xiaochuan CHEN ,  Zhijian ZHU ,  Pengcheng LU ,  Chenyu CHEN

IPC: H10K59/35 ,  G09G3/3208

CPC classification number: H10K59/353 ,  H10K59/351 ,  G09G3/3208 ,  G09G2320/0271 ,  G09G2320/0233

Abstract: A display substrate including a base substrate is provided. The display substrate includes a sub-pixel array, which includes a plurality of first sub-pixel rows and a plurality of second sub-pixel rows, each first sub-pixel row includes a plurality of first sub-pixels, a plurality of second sub-pixels, and a plurality of third sub-pixels, each second sub-pixel row includes a plurality of fourth sub-pixels and a plurality of white sub-pixels. Each first sub-pixel, each second sub-pixel, and each third sub-pixel are configured such that white can be displayed by combining a single first sub-pixel, a single second sub-pixel, and a single third sub-pixel, and each fourth sub-pixel is selected from any one of the first sub-pixel, the second sub-pixel and the third sub-pixel. Each of the plurality of first sub-pixel rows and each of the plurality of second sub-pixel rows are arranged alternately in a column direction of the sub-pixel array.

公开(公告)号：US20220140047A1

公开(公告)日：2022-05-05

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: H01L27/32

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：US20220140021A1

公开(公告)日：2022-05-05

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: H01L27/32 ,  H01L23/544 ,  H01L51/00 ,  H01L51/52 ,  H01L51/56

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：US20220130330A1

公开(公告)日：2022-04-28

申请号：US17257843

申请日：2020-03-27

Applicant: BOE Technology Group Co., Ltd.

Inventor： Zhijian ZHU ,  Yu AO ,  Pengcheng LU

IPC: G09G3/3233 ,  G09G3/3266 ,  G09G3/3283 ,  H01L27/32 ,  H01L51/00 ,  H01L51/56

Abstract: A display substrate, a display method and a display device are disclosed. The display substrate includes a display region and an offset region surrounding the display region. The display substrate includes a silicon-based substrate, an emitting structure layer arranged on the silicon-based substrate. The first pixel driving circuits are connected with the emitting structure layer of the display region, and at least part of the first pixel driving circuits are configured to provide driving signals for the emitting structure layer electrically connected with the first pixel driving circuits during normal display. The second pixel driving circuits are connected with the emitting structure layer of the offset region, and at least part of the second pixel driving circuits are configured to provide no driving signals for the emitting structure layer electrically connected with the second pixel driving circuits during normal display.