公开(公告)号：US20190204665A1

公开(公告)日：2019-07-04

申请号：US16043084

申请日：2018-07-23

Applicant: BOE Technology Group Co., Ltd.

Inventor： Li XIAO ,  Minghua XUAN ,  Xiaochuan CHEN ,  Shengji YANG ,  Lei WANG ,  Pengcheng LU ,  Dongni LIU ,  Liang CHEN

IPC: G02F1/1335 ,  G02F1/155 ,  G02F1/1345 ,  G02F1/1343 ,  G02F1/1333

Abstract: A display assembly and an electronic apparatus are provided. The display assembly includes: a first substrate and a second substrate opposite to each other; a liquid crystal layer between them; a first part including a first light shielding portion, a second light shielding portion and an electrochromic portion; and a second part, including a third light shielding portion, a fourth light shielding portion and a transparent portion, wherein the first part is arranged on a side of the first substrate facing towards the second substrate; wherein the second part is arranged on a side of the second substrate facing towards the first substrate; and wherein a first electrode layer and a second electrode layer are arranged between the first substrate and the second substrate and configured to adjust states of liquid crystal molecules in the liquid crystal layer.

公开(公告)号：US20190057657A1

公开(公告)日：2019-02-21

申请号：US15771069

申请日：2017-09-29

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Dongni LIU ,  Zheng FANG ,  Xiaochuan CHEN ,  Shengji YANG ,  Jie FU ,  Han YUE ,  Li XIAO ,  Lei WANG ,  Pengcheng LU

IPC: G09G3/3258 ,  H01L27/32 ,  H01L51/52

CPC classification number: G09G3/3258 ,  G09G3/3208 ,  G09G2320/0233 ,  G09G2320/0646 ,  G09G2320/0693 ,  G09G2360/141 ,  G09G2360/145 ,  G09G2360/147 ,  H01L27/3227 ,  H01L27/3248 ,  H01L27/3262 ,  H01L27/3269 ,  H01L27/3276 ,  H01L51/5237 ,  H01L2251/5315 ,  H01L2251/5323

Abstract: An OLED display device, including a substrate, an OLED display element disposed on a display area of the substrate, at least one light-sensitive component and a controller electrically connected to at least one light-sensitive component. The controller is configured to control the OLED display element to emit light, and to perform a luminance compensation on the OLED display element according to a luminance of the light emitted by the OLED display element detected by the at least one light-sensitive component.

公开(公告)号：US20190005878A1

公开(公告)日：2019-01-03

申请号：US15736018

申请日：2017-06-20

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Han YUE ,  Jie FU ,  Shengji YANG ,  Lei WANG ,  Pengcheng LU ,  Dongni LIU ,  Li XIAO ,  Xiaochuan CHEN

IPC: G09G3/3233

CPC classification number: G09G3/3233 ,  G09G3/3225 ,  G09G2330/04 ,  G09G2330/10

Abstract: A pixel circuit includes a light emitting device, a driving circuit configured to drive the light emitting device to emit light, a short circuit control circuit and a light emitting control circuit, wherein the short circuit control circuit is coupled between the light emitting control device and the light emitting device for obtaining an input terminal signal of the light emitting device and outputting a short circuit control signal according to the input terminal signal of the light emitting device, the light emitting control device is coupled to the short circuit control circuit and coupled in series between the driving circuit and the light emitting device and configured to control a connecting branch between the driving circuit and the light emitting device to be turned on and off according to a short circuit control signal.

公开(公告)号：US20190005868A1

公开(公告)日：2019-01-03

申请号：US15752938

申请日：2017-08-03

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Li XIAO ,  Dongni LIU ,  Xiaochuan CHEN ,  Shengji YANG ,  Lei WANG ,  Pengcheng LU ,  Jie FU ,  Han YUE

IPC: G09G3/20 ,  G09G3/36 ,  G09G3/3225

Abstract: Embodiments of the present disclosure provide a pixel circuit, an array substrate, a display device and a controlling method thereof. The pixel circuit includes: a pixel display unit consisted of n sub-pixel display units, n≥3; and a data signal control unit coupled to the pixel display unit, n data lines for driving the pixel display unit and a control line. The data signal control unit is configured to, under a condition that a first control signal is input through the control line, couple the n sub-pixel display units to the n data lines for driving the n sub-pixel display units respectively; and when a second control signal is input through the control line couple one of the n data lines for driving the pixel display unit to at least one of the n sub-pixel display units in the pixel display unit.

公开(公告)号：US20180359435A1

公开(公告)日：2018-12-13

申请号：US15780747

申请日：2017-11-01

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Shengji YANG ,  Xue DONG ,  Jing LV ,  Xiaochuan CHEN ,  Lei WANG ,  Dongni LIU ,  Pengcheng LU ,  Jie FU ,  Li XIAO ,  Han YUE

IPC: H04N5/357 ,  H04N5/374

CPC classification number: H04N5/357 ,  H01L27/14601 ,  H01L27/14643 ,  H04N5/374 ,  H04N5/3745

Abstract: A driving circuit and a driving method, an active pixel sensor, an image sensor, and an electronic device. The driving circuit includes: a reset circuit, a photoelectric sensing circuit, a signal forming circuit, a signal conversion circuit, and a signal output circuit. The reset circuit resets the photoelectric sensing circuit and the signal forming circuit; the photoelectric sensing circuit performs photoelectric conversion on incident light irradiation to form a photoelectric voltage signal; the signal forming circuit transmits the photoelectric voltage signal to the signal conversion circuit, and transmits a compensated photoelectric voltage signal to the signal conversion circuit; the signal output circuit transmits a second voltage to the signal conversion circuit and the signal forming circuit and outputs a photoelectric current signal; the signal conversion circuit forms the compensated photoelectric voltage signal and outputs the photoelectric current signal to signal output circuit.

公开(公告)号：US20180301094A1

公开(公告)日：2018-10-18

申请号：US15580028

申请日：2017-06-21

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Dongni LIU ,  Shengji YANG ,  Xiaochuan CHEN ,  Zheng FANG ,  Han YUE ,  Jie FU ,  Li XIAO ,  Lei WANG ,  Pengcheng LU

IPC: G09G3/3258

CPC classification number: G09G3/3258 ,  G09G3/3233 ,  G09G3/3266 ,  G09G2300/0809 ,  G09G2300/0852 ,  G09G2330/08

Abstract: The present disclosure relates to an OLED pixel circuitry, a driving method thereof and a display device. The OLED pixel circuitry includes: a driving circuit, a light emitting circuit and a short-circuit protection circuit, wherein the driving circuit is coupled to a scan signal input terminal, a data signal input terminal, a first voltage terminal and the light emitting circuit respectively, and is configured to drive the light emitting circuit to emit light; the light emitting circuit is further coupled to a second voltage terminal, and is configured to emit light; and the short-circuit protection circuit is coupled to the driving circuit and the light emitting circuit, and is configured to control the driving circuit to be turned off when a short circuit occurs in the light emitting circuit.

公开(公告)号：US20180196255A1

公开(公告)日：2018-07-12

申请号：US15742046

申请日：2017-02-13

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Dongni LIU ,  Shengji YANG ,  Yafeng YANG ,  Xiaochuan CHEN

IPC: G02B26/08 ,  G02B3/12 ,  G02B5/06

CPC classification number: G02B26/0875 ,  G02B3/12 ,  G02B5/06 ,  G02F1/29

Abstract: The present disclosure provides a display device and driving method thereof. The display device includes a display panel, a first optical unit and a second optical unit. The first optical unit is located at a light emerging side of the display panel, and the second optical unit is located at a light emerging side of the first optical unit. The first optical unit is configured to converge light emitted from the display panel to a convergent point, and the second optical unit is configured to convert the light emitted from the convergent point into emergent light and emit the emergent light, so that a display area of the display panel observed by human eyes through the emergent light is adjustable. In this way, the display PPI of the display panel observed by the human eyes is adjustable.

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：US20250111827A1

公开(公告)日：2025-04-03

申请号：US18980404

申请日：2024-12-13

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Li XIAO ,  Seungwoo HAN ,  Dongni LIU ,  Haoliang ZHENG ,  Minghua XUAN ,  Jiao ZHAO ,  Liang CHEN ,  Xiaorong CUI

IPC: G09G3/32

Abstract: A display substrate includes a plurality of data lines extending in a first direction, and a plurality of sub-pixels. A sub-pixel includes a pixel driving circuit and a light-emitting device. The pixel driving circuit includes a current control circuit, and a duration control circuit electrically connected to the current control circuit and the light-emitting device. The current control circuit is configured to generate a driving signal to drive the light-emitting device to emit light; and the duration control circuit is configured to generate a duration control signal to control a duration of a connection between the current control circuit and the light-emitting device. The current control circuit and the duration control circuit are electrically connected to a same data line.

公开(公告)号：US20250040317A1

公开(公告)日：2025-01-30

申请号：US18272570

申请日：2022-06-29

Applicant: BOE Technology Group Co., Ltd.

Inventor： Yanan NIU ,  Yan QU ,  Dongni LIU ,  Jinqian WANG ,  Jing NIU ,  Tingting ZHOU ,  Shuang SUN ,  Bin QIN ,  Hongwei TIAN ,  Fangzhen ZHANG ,  Wei WANG

IPC: H01L33/56 ,  H01L25/16 ,  H01L33/62

Abstract: The present disclosure provides a display apparatus and a display panel. The display panel includes: a drive backplate, including a substrate and a drive circuit layer on the substrate, where the drive circuit layer includes drive circuit regions arranged at intervals and transparent regions around the drive circuit regions, the transparent region includes concave parts, and a number of layers in the respective concave parts of the drive circuit layer is less than a number of layers in the respective drive circuit regions; a side of the drive circuit regions of the drive circuit layer away from the substrate includes pads for connecting a light-emitting unit; a light-transmissive glue for filling the concave parts, and a surface of the light-transmissive glue away from the substrate is on a side of the pads away from the substrate. The present disclosure can improve display effect.