公开(公告)号：US12283234B2

公开(公告)日：2025-04-22

申请号：US18642994

申请日：2024-04-23

Applicant: BOE Technology Group Co., Ltd.

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

IPC: G09G3/32

Abstract: A pixel driving circuit including a driving circuit, a first light emission control circuit and a first digital circuit. The driving circuit is connected to a first power source end, a first node and the light-emitting unit, and is used for providing, according to the voltage of the first node, a driving current for the light-emitting unit by using the first power source end; the first light emission control circuit is connected to a first digital signal end; and the first digital circuit comprises a first signal conversion circuit, and the first signal conversion circuit is connected to a first analog signal end and the first digital signal end and is used for inputting the first digital signal into the first digital signal end according to a first analog signal of the first analog signal end.

公开(公告)号：US20240105893A1

公开(公告)日：2024-03-28

申请号：US17769022

申请日：2021-06-11

Applicant: BOE Technology Group Co., Ltd.

Inventor： Ke Wang ,  Zhanfeng Cao ,  Qi Qi ,  Yan Qu

IPC: H01L33/62 ,  H01L25/16

CPC classification number: H01L33/62 ,  H01L25/167

Abstract: A substrate, a backlight module, and a display apparatus, which relates to the technical field of display. The substrate is configured to display or provide a backlight, and the substrate includes: a bonding region (OB) and a plurality of light-emitting regions (OA); each of the plurality of light-emitting regions (OA) includes a first metal layer (1) and a first conductive adhesive (2) located on the first metal layer (1), the first conductive adhesive (2) is a photo-curing conductive adhesive; and the bonding region (OB) includes a second metal layer (3) and a second conductive adhesive (4) located on the second metal layer (3).

公开(公告)号：US12279467B2

公开(公告)日：2025-04-15

申请号：US17769022

申请日：2021-06-11

Applicant: BOE Technology Group Co., Ltd.

Inventor： Ke Wang ,  Zhanfeng Cao ,  Qi Qi ,  Yan Qu

IPC: H10H20/857 ,  H01L25/16

Abstract: A substrate, a backlight module, and a display apparatus, which relates to the technical field of display. The substrate is configured to display or provide a backlight, and the substrate includes: a bonding region (OB) and a plurality of light-emitting regions (OA); each of the plurality of light-emitting regions (OA) includes a first metal layer (1) and a first conductive adhesive (2) located on the first metal layer (1), the first conductive adhesive (2) is a photo-curing conductive adhesive; and the bonding region (OB) includes a second metal layer (3) and a second conductive adhesive (4) located on the second metal layer (3).

公开(公告)号：US12254841B2

公开(公告)日：2025-03-18

申请号：US18274470

申请日：2021-12-20

Applicant: BOE Technology Group Co., Ltd.

Inventor： Haoliang Zheng ,  Yan Qu ,  Dongni Liu ,  Li Xiao ,  Jiao Zhao ,  Xiaorong Cui ,  Seungwoo Han ,  Minghua Xuan

IPC: G09G3/3275 ,  G09G3/3266

Abstract: A display substrate a driving method therefor, and a display apparatus. The display substrate comprises: M rows and N columns of sub-pixels, N data signal lines and a data reset circuit, wherein at least one sub-pixel comprises a pixel circuit; an ith data signal line is connected to pixel circuits in an ith column, where M≥1, N≥1, and 1≤i≤N; and the data reset circuit is electrically connected to a data reset control end, a data initial signal end and the N data signal lines, and is configured to provide a signal of the data initial signal end to the N data signal lines under the control of the data reset control end.