公开(公告)号：US20240312411A1

公开(公告)日：2024-09-19

申请号：US18665611

申请日：2024-05-16

Applicant: BOE Technology Group Co., Ltd.

Inventor： Yunsik IM ,  Shunhang ZHANG ,  Zhenyu ZHANG ,  Zhen ZHANG ,  Peirou LI ,  Dongni LIU ,  Lianfu YU

IPC: G09G3/3233 ,  G09G3/20

CPC classification number: G09G3/3233 ,  G09G3/2007 ,  G09G2300/0819 ,  G09G2300/0852 ,  G09G2300/0861 ,  G09G2310/08

Abstract: A pixel drive circuit is configured to drive a light emitting device to emit light, the light emitting device includes a first electrode and a second electrode, the pixel drive circuit includes a current control sub-circuit and a duration control sub-circuit; the duration control sub-circuit is configured to provide control signal to a first node under control of signals of a first scan signal line, a first reset signal line, a first light emitting signal line, control signal line, a data signal line, an initial signal line, and a first power supply line; the current control sub-circuit is configured to provide a drive current to a first electrode of a light emitting device under control of signals of a first node, a second scan signal line, a second reset signal line, a second light emitting signal line, a Data signal line, and a second power supply line.

公开(公告)号：US20240127724A1

公开(公告)日：2024-04-18

申请号：US18276687

申请日：2021-07-02

Applicant: BOE Technology Group Co., Ltd.

Inventor： Hui ZHANG ,  Changfeng LI ,  Kai HOU ,  Liwei LIU ,  Hongrun WANG ,  Yunsik IM ,  Shunhang ZHANG ,  Kuanjun PENG

IPC: G09G3/00 ,  G09G3/36

CPC classification number: G09G3/001 ,  G09G3/3607 ,  G09G2300/0452 ,  G09G2310/0262 ,  G09G2310/0281 ,  G09G2310/0283 ,  G09G2310/0297 ,  G09G2330/021 ,  G09G2340/00 ,  G09G2354/00 ,  G09G2370/00

Abstract: A display panel, a display device, and a method for driving the display device are disclosed. The display panel includes a base substrate, a plurality of data lines, a plurality of scanning lines, a plurality of sub-pixels, a plurality of data selection control lines, a plurality of data input lines, and a plurality of data selection circuits. The data selection circuits include at least two multiplexers; in each data selection circuit, input terminals of different multiplexers are coupled to different data input lines, control terminals of different multiplexers are coupled to different data selection control lines, and the ith output terminals of different multiplexers are coupled to the same data line; in two adjacent data selection circuits, two multiplexers coupled to different data selection control lines are coupled to the same data input line.

公开(公告)号：US20250140163A1

公开(公告)日：2025-05-01

申请号：US18681870

申请日：2022-06-24

Applicant: BOE Technology Group Co., Ltd.

Inventor： Shunhang ZHANG ,  Zhenyu ZHANG ,  Dongni LIU ,  Minghua XUAN ,  Yunsik IM ,  Zhen ZHANG ,  Peirou LI ,  Haoliang ZHENG ,  Li XIAO ,  Zhuo LI

IPC: G09G3/32

Abstract: The present disclosure provides a display panel and a display device. The display panel includes a plurality of pixel units distributed in an array. The pixel unit includes: a pixel driver circuit configured to provide a driving current, a plurality of sub-pixels configured to emit light under an action of the driving current, and a switching circuit including a plurality of switching units arranged in correspondence with the plurality of sub-pixels. The switching unit is connected in series between the pixel driver circuit and a corresponding sub-pixel, a control end of the switching unit is configured to receive a switching signal, a first end of the switching unit is connected to the pixel driver circuit, a second end of the switching unit is connected to the corresponding sub-pixel, and the switching unit conducts a communication path between the sub-pixel and the pixel driver circuit in response to the switching signal.

公开(公告)号：US20240212578A1

公开(公告)日：2024-06-27

申请号：US17916255

申请日：2021-04-01

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Shunhang ZHANG ,  Kai HOU ,  Liwei LIU ,  Hongrun WANG ,  Hui ZHANG ,  Changfeng LI ,  Yunsik IM

IPC: G09G3/32 ,  H01L25/075 ,  H01L27/15 ,  H01L33/62

CPC classification number: G09G3/32 ,  H01L25/0753 ,  H01L27/156 ,  H01L33/62 ,  G09G2300/0823 ,  G09G2320/0233

Abstract: A light-emitting substrate, a display device, and an electronic apparatus are provided. The light-emitting substrate includes a base substrate, light-emitting units, and first driving signal line groups; the light-emitting unit includes light-emitting sub-units; the first driving signal line is configured to be connected to the first electrode terminal of the light-emitting sub-unit; a translation distance in the column direction is provided between a k-th light-emitting unit in the N-th column and a k-th light-emitting unit in the (N+1)-th column, and the translation distance is smaller than a spacing between two adjacent light-emitting units in a same column in the column direction; the first driving signal line group is between the N-th column of light-emitting units and the (N+1)-th column of light-emitting units and alternately passes through light-emitting units in the N-th column and the (N+1)-th column; and each light-emitting unit is passed by two adjacent first driving signal line groups.

公开(公告)号：US20220397800A1

公开(公告)日：2022-12-15

申请号：US17754318

申请日：2021-05-12

Applicant: BOE Technology Group Co., Ltd.

Inventor： Xuefei SUN ,  Xue DONG ,  Shunhang ZHANG ,  Xinxing WANG ,  Hua HUANG

IPC: G02F1/1362 ,  G02F1/1368

Abstract: Disclosed are a liquid crystal display panel and a liquid crystal display device. The liquid crystal display panel includes: a liquid crystal display structure, the liquid crystal display structure including: a plurality of first gate lines extending in a row direction, a plurality of first data lines extending in a column direction, and a plurality of sub-pixel units defined by the plurality of first gate lines and the plurality of first data lines; and a liquid crystal light control structure located on a light incident side of the liquid crystal display structure, the liquid crystal light control structure including: a plurality of second data lines, an orthographic projection of at least one second data line on the liquid crystal display structure overlapping the plurality of sub-pixel units.

公开(公告)号：US20240234532A1

公开(公告)日：2024-07-11

申请号：US17925222

申请日：2021-12-27

Applicant: BOE Technology Group Co., Ltd.

Inventor： Hehe HU ,  Dongfang WANG ,  Fengjuan LIU ,  Ce NING ,  Zhengliang LI ,  Jiayu HE ,  Yan QU ,  Kun ZHAO ,  Jie HUANG ,  Liping LEI ,  Yunsik IM ,  Shunhang ZHANG ,  Nianqi YAO ,  Feifei LI

IPC: H01L29/43 ,  H01L27/12 ,  H01L29/417 ,  H01L29/66

CPC classification number: H01L29/435 ,  H01L27/1214 ,  H01L29/41733 ,  H01L29/66742

Abstract: The present disclosure provides a TFT, a manufacturing method and a display substrate, and it relates to the field of TFT technology. The TFT includes: a base substrate; a gate electrode arranged on the base substrate; an active layer arranged at a side of the gate electrode away from the base substrate, an orthogonal projection of the active layer onto the base substrate overlapping with an orthogonal projection of the gate electrode onto the base substrate; and a source electrode and a drain electrode arranged at a side of the active layer away from the base substrate and coupled to the active layer. A resistance between the gate electrode and the drain electrode is greater than a resistance between the gate electrode and the source electrode. According to the present disclosure, it is able to increase a withstand voltage range of the TFT.

公开(公告)号：US20240046859A1

公开(公告)日：2024-02-08

申请号：US17762334

申请日：2021-05-07

Applicant: BOE Technology Group Co., Ltd.

Inventor： Hongrun WANG ,  Pan XU ,  Changfeng LI ,  Hui ZHANG ,  Shunhang ZHANG ,  Kai HOU ,  Liwei LIU ,  Yunsik IM

IPC: G09G3/3225 ,  H10K59/131

CPC classification number: G09G3/3225 ,  H10K59/131 ,  G09G2310/0286 ,  G09G2300/0426

Abstract: A display substrate and a display device are provided. Sub-pixels in a display substrate are divided into sub-pixel groups, wherein the sub-pixel groups include at least two sub-pixels, and at least two sub-pixels share the same pixel driving circuit; at least two light-emitting control sub-circuit in the pixel driving circuit correspond to at least two light-emitting element included in at least two sub-pixels, at least two light-emitting control sub-circuits correspond to at least two light-emitting control signal lines, and each light-emitting control sub-circuit is coupled to an output terminal of a compensation driving sub-circuit, a corresponding light-emitting element and a corresponding light-emitting control signal line; each light-emitting control sub-circuit is configured to control turning on or off a connection between the output terminal of the compensation driving sub-circuit and the corresponding light-emitting element under the control of the corresponding light-emitting control signal line.

公开(公告)号：US20230060220A1

公开(公告)日：2023-03-02

申请号：US17788395

申请日：2021-05-27

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Jiahui HAN ,  Shunhang ZHANG ,  Pengxia LIANG ,  Hua HUANG ,  Guoqiang WANG ,  Zheng FANG ,  Ge SHI ,  Yujie LIU ,  Song YANG ,  Shiyu ZHANG ,  Yanliu SUN ,  Meina YU ,  Yuyao WANG

IPC: G02F1/1362 ,  G02F1/1335

Abstract: A display assembly, includes: a first substrate and a second substrate that are disposed opposite, a first liquid crystal layer located between the first substrate and the second substrate, a third substrate disposed at a side of the first substrate away from the second substrate, a second liquid crystal layer located between the first substrate and the third substrate, a first pixel circuit layer disposed between the first substrate and the first liquid crystal layer, a second pixel circuit layer disposed between the third substrate and the second liquid crystal layer, a polarizing device disposed on a side of the second pixel circuit layer away from the second liquid crystal layer, and a first metal wire grid polarizing layer disposed between the first substrate and the first pixel circuit layer. The first metal wire grid polarizing layer is electrically insulated from the first pixel circuit layer.

公开(公告)号：US20200272005A1

公开(公告)日：2020-08-27

申请号：US16062834

申请日：2017-11-02

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yoon Sung UM ,  Shunhang ZHANG ,  Yun Sik IM

IPC: G02F1/1362 ,  G02F1/1368 ,  G02F1/1343 ,  G02F1/1337 ,  H01L27/12

Abstract: An array substrate, a display panel and a display device are disclosed. The array substrate includes a first data line and a second data line which extend substantially along a first direction and are adjacent to each other, a first gate line and a second gate line that extend substantially along a second direction intersected with the first direction and are adjacent to each other, and at least two sub-pixels which are sequentially arranged in parallel along the first direction; the first gate line and the second gate line are disposed at two sides of the at least two sub-pixels in the first direction, respectively.

公开(公告)号：US20240258327A1

公开(公告)日：2024-08-01

申请号：US18020258

申请日：2022-06-29

Applicant: BOE Technology Group Co., Ltd.

Inventor： Dongni LIU ,  Minghua XUAN ,  Zhenyu ZHANG ,  Haoliang ZHENG ,  Shunhang ZHANG ,  Wanzhi CHEN ,  Qi QI ,  Jing LIU

IPC: H01L27/12 ,  H01L25/16

CPC classification number: H01L27/124 ,  H01L25/167

Abstract: A transparent display panel includes: a substrate (100), and multiple repeating units (10) arranged in an array on the substrate. The non-transmissive region (A1) of the repeating unit includes: at least one pixel unit (P), N sets of first traces (11) extending in a first direction (X) and M sets of second traces (12) extending in a second direction (Y) electrically connected to the pixel unit. A set of first traces includes: multiple first signal lines (111) and at least one second signal line (112), an orthographic projection of at least one second signal line on substrate covers that of at least two first signal lines on substrate; or, a set of second traces includes: multiple third signal lines (121) and at least one fourth signal line (122), orthographic projection of at least one fourth signal line on substrate covers that of at least two third signal lines on substrate.