公开(公告)号：US09229329B2

公开(公告)日：2016-01-05

申请号：US14093737

申请日：2013-12-02

Applicant: Boe Technology Group Co., Ltd.

Inventor： Shi Shu ,  Lu Liu ,  Can Wang ,  Yonglian Qi ,  Guanbao Hui

IPC: G03F7/42 ,  C11D11/00

CPC classification number: G03F7/425 ,  C11D11/0047

Abstract: The invention discloses a peeling liquid for a resist, which relates to an optical element and is used for removing the color resist and the protective layer on a color filter rapidly and efficiently. The peeling liquid for a color resist on a color filter comprises an alkali metal alkoxide with a mass percentage of 10-45%, an organic amine with a mass percentage of 10-30%, a surfactant with a mass percentage of 5-30%, a solvent with a mass percentage of 20-60%, and an alcohol with a mass percentage of 1-55% in terms of the peeling liquid for a resist with a mass percentage of 100%. The peeling liquid for a resist in invention is used for removing the color resist and the protective layer of the substandard product in a color filter.

Abstract translation: 本发明公开了一种抗蚀剂用剥离液，涉及一种光学元件，用于快速高效地除去滤色剂和保护层。 用于滤色器上的着色剂的剥离液包含质量百分比为10-45％的碱金属醇盐，质量百分比为10-30％的有机胺，质量百分比为5-30％的表面活性剂， ，质量百分比为20-60％的溶剂，质量百分比为100％的抗蚀剂剥离液的质量百分比为1-55％的醇。 用于本发明抗蚀剂的剥离液用于除去滤色器中的着色抗蚀剂和不合格产品的保护层。

公开(公告)号：US09188909B2

公开(公告)日：2015-11-17

申请号：US13973057

申请日：2013-08-22

Applicant: BOE Technology Group Co., Ltd.

Inventor： Can Wang ,  Weijie Wang ,  Xuan He

IPC: G03G15/10 ,  G03F7/32

CPC classification number: G03G15/105 ,  G03F7/30 ,  G03F7/32

Abstract: A developing apparatus comprises: a photodetection unit, which emits detecting light toward the development area of the substrate to be developed within a scheduled time after the substrate to be developed is immersed into the developer solution; and a processing unit electrically coupled with the photodetection unit for determining the time interval which it takes for development to occur in the development area by means of the detecting light, and for determining that the developer solution is failed if the development time interval is determined to be out of the preset time range. A method for monitoring the developer solution is also provided.

Abstract translation: 显影装置包括：光电检测单元，其在待显影基板被浸入显影剂溶液中之后的预定时间内朝着要显影的基板的显影区域发射检测光; 以及处理单元，与所述光电检测单元电耦合，用于通过所述检测光来确定用于显影区域发展的时间间隔，并且如果显影时间间隔被确定为 超出预设时间范围。 还提供了用于监测显影剂溶液的方法。

公开(公告)号：US09110327B2

公开(公告)日：2015-08-18

申请号：US13993955

申请日：2012-11-29

Applicant: BOE Technology Group Co., Ltd.

Inventor： Can Wang ,  Wei Guo

IPC: G02F1/1337 ,  G02F1/1335 ,  G02F1/1333 ,  G02F1/1362

CPC classification number: G02F1/133512 ,  G02F1/133371 ,  G02F1/133514 ,  G02F1/133555 ,  G02F1/136209 ,  G02F2201/40

Abstract: A trans-reflective liquid crystal display array substrate and a manufacturing method thereof. The trans-reflective liquid crystal display array substrate (1) includes a substrate (11) and a thin film transistor (12) provided thereon. A black matrix (13) is provided on the thin film transistor (12) and a reflective layer (14) is located on the black matrix (14). The brightness of the liquid crystal display panel is increased by enlarging the pixel aperture ratio.

Abstract translation: 一种反式反射型液晶显示阵列基板及其制造方法。 反射型液晶显示阵列基板（1）包括基板（11）和设置在其上的薄膜晶体管（12）。 在薄膜晶体管（12）上设置黑矩阵（13），反射层（14）位于黑矩阵（14）上。 液晶显示面板的亮度通过放大像素孔径比而增加。

公开(公告)号：US12300152B2

公开(公告)日：2025-05-13

申请号：US18022173

申请日：2022-06-17

Applicant: BOE Technology Group Co., Ltd.

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

IPC: G09G3/32

Abstract: A pixel circuit, a driving method thereof, a display substrate and a display device are disclosed. The pixel circuit includes a driving circuit and a light-emitting element, the driving circuit is configured to provide a driving current and control a conducting duration of a current pathway between the first power supply terminal and the second power supply terminal; the light-emitting element is configured to receive the driving current in the current pathway and emit light; the driving circuit includes a current control sub-circuit and a duration control sub-circuit; the current control sub-circuit is configured to provide a driving current to the first node under the control of the first scanning signal terminal, the first data signal terminal and the first power supply terminal in a display stage and a non-display stage.

公开(公告)号：US12245450B2

公开(公告)日：2025-03-04

申请号：US18089154

申请日：2022-12-27

Applicant: BOE Technology Group Co., Ltd.

Inventor： Can Zhang ,  Xiaochuan Chen ,  Can Wang ,  Han Yue ,  Ning Cong ,  Ming Yang ,  Minghua Xuan

IPC: H10K50/818 ,  H10K50/816 ,  H10K50/852 ,  H10K50/856 ,  H10K59/30 ,  H10K71/00 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K50/19

Abstract: An electrode, a method of manufacturing the same, a light-emitting device, and a display device are provided, the electrode includes: a reflective layer; and two double-layer adjusting units stacked on the reflective layer, each including an insulating layer and a conductive layer sequentially arranged and directly contacted in a direction away from the reflective layer. For at least one unit, a via hole is provided in the insulating layer, an electrode lead formed integrally with the conductive layer is provided in the via hole, and electrically connected to the reflective layer through the electrode lead. In each unit, a difference between a thickness of the conductive layer and a thickness of the insulating layer does not exceed a set threshold configured to control the thickness of the insulating layer. The conductive layer farthest from the reflective layer locates on different levels in light-emitting regions of different types of light-emitting devices.

公开(公告)号：US12232357B2

公开(公告)日：2025-02-18

申请号：US17639189

申请日：2020-03-24

Applicant: BOE Technology Group Co., Ltd.

Inventor： Xianqin Meng ,  Xiaochuan Chen ,  Wei Wang ,  Can Wang ,  Weiting Peng ,  Sen Ma ,  Yishan Tian

IPC: H01L21/78 ,  H10K50/856 ,  H10K50/86 ,  H10K59/38

Abstract: Disclosed in the present disclosure are a display device and a display apparatus. The display device includes: a first substrate and a second substrate opposite to the first substrate, a light-emitting pixel array between the first substrate and the second substrate, a reflective plate at a backlight side of the light-emitting pixel array, and a polarization conversion structure and a polarization filtering structure which are successively arranged at a light emission side of the light-emitting pixel array; the polarization filtering structure is for filtering light emitted from the light-emitting pixel array side to the polarization filtering structure, so that target polarized light is transmitted, and non-target deflected light is reflected back; and the polarization conversion structure is for converting transmitted circularly polarized light into linearly polarized light, or converting transmitted linearly polarized light into circularly polarized light.

公开(公告)号：US20240331634A1

公开(公告)日：2024-10-03

申请号：US18659648

申请日：2024-05-09

Applicant: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD. ,  BOE TECHNOLOGY GROUP CO., LTD. ,  Beijing BOE Technology Development Co., Ltd.

Inventor： Ning Cong ,  Can Zhang ,  Minghua Xuan ,  Jinfei Niu ,  Can Wang ,  Jingjing Zhang ,  Jiakui Yan

IPC: G09G3/3233 ,  G09G3/20

CPC classification number: G09G3/3233 ,  G09G3/2074 ,  G09G2300/0814 ,  G09G2300/0852 ,  G09G2300/0861 ,  G09G2310/08 ,  G09G2320/0233

Abstract: A pixel driving circuit includes a first circuit and a second circuit. The first circuit is configured to provide a driving current to a light emitting element under the control of the second circuit; the second circuit is configured to receive a digital selection signal from at least one digital selection signal line, receive a digital data signal from at least one digital data signal line, and control a frequency and duration of the driving current received by the light emitting element during one frame of image, thereby controlling tahe grayscale of a sub-pixel having the light emitting element.

公开(公告)号：US12063833B2

公开(公告)日：2024-08-13

申请号：US17664801

申请日：2022-05-24

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Can Wang ,  Can Zhang ,  Xiaochuan Chen ,  Minghua Xuan ,  Han Yue ,  Ming Yang ,  Ning Cong

IPC: H10K59/30 ,  H10K50/13 ,  H10K50/818 ,  H10K50/852 ,  H10K71/00 ,  H10K59/38 ,  H10K102/00

CPC classification number: H10K59/30 ,  H10K50/131 ,  H10K50/818 ,  H10K50/852 ,  H10K71/00 ,  H10K59/38 ,  H10K2102/351

Abstract: The present application relates to a display panel, a manufacturing method thereof, and a display device. The display panel includes a base substrate, a plurality of pixel structures on the base substrate, and a color resist layer on a side of the plurality of pixel structures facing away the base substrate. The color resist layer includes a plurality of color resist blocks in one-to-one correspondence with the plurality of pixel structures. Light emitted from each of the plurality of pixel structures has the same color as the color resist block corresponding thereto.

公开(公告)号：US11842684B2

公开(公告)日：2023-12-12

申请号：US17761161

申请日：2020-12-09

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Lijun Yuan ,  Ning Cong ,  Can Wang ,  Jinfei Niu ,  Minghua Xuan ,  Can Zhang

IPC: G09G3/3233 ,  G09G3/20 ,  G09G3/32 ,  G11C19/28 ,  G06F3/01

CPC classification number: G09G3/3233 ,  G09G3/2088 ,  G09G3/32 ,  G11C19/28 ,  G06F3/013 ,  G09G2310/0267 ,  G09G2310/0286 ,  G09G2330/021 ,  G09G2354/00 ,  G09G2370/18 ,  G09G2380/00

Abstract: A display panel includes a substrate, a plurality of display units, a driving circuit and a gating circuit. Each display unit includes a plurality of pixel islands, and each pixel island includes a plurality of sub-pixels of a same color. The driving sub-circuit is configured to output driving signals. The gating circuit is coupled to the driving circuit, and is further coupled to sub-pixels of pixel islands in at least part of the plurality of display units. The gating circuit is configured to control a connection of the driving circuit to sub-pixels of pixel islands of at least one display unit in the at least part of the plurality of display units, so that the sub-pixels of the pixel islands of the at least one display unit are driven by at least one driving signal from the driving circuit to perform display.

公开(公告)号：US11670213B2

公开(公告)日：2023-06-06

申请号：US17613985

申请日：2020-12-18

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Lijun Yuan ,  Can Zhang ,  Ning Cong ,  Can Wang ,  Jinfei Niu ,  Minghua Xuan

IPC: G09G3/20 ,  G09G3/3233

CPC classification number: G09G3/2074 ,  G09G3/3233 ,  G09G3/2003 ,  G09G2300/0452 ,  G09G2300/0842 ,  G09G2310/0297 ,  G09G2310/08 ,  G09G2330/021

Abstract: A display panel includes: a plurality of light emitting signal lines. Under a control of switching signals provided from a plurality of switching signal lines and control signals provided from a plurality of control signal lines, working gray scale level signals corresponding to respective display gray scales are written to corresponding sub-pixels in an order from small to large in working gray scale sequentially by a plurality of times in one frame display time through the plurality of light emitting signal lines. Different working gray scale level signals indicate have different durations, and each of the working gray scale level signals is provided to the organic light emitting diode via the second transistor through a light emitting signal line, and a final display gray scale is a gray scale caused by superimposing different working gray scale level signals.