公开(公告)号：US20210134910A1

公开(公告)日：2021-05-06

申请号：US16639114

申请日：2019-10-09

Applicant: BOE Technology Group Co., Ltd.

Inventor： Ming Yang ,  Can Zhang ,  Minghua Xuan ,  Chuanxiang Xu ,  Feng Zhang ,  Zhongyuan Sun ,  Xiaochuan Chen

IPC: H01L27/32 ,  H01L51/52 ,  H01L51/56

Abstract: A display panel is provided. The display panel includes a base substrate; a first conductive layer on the base substrate, and in an encapsulated area and a peripheral area of the display panel; a second conductive layer on a side of the first conductive layer away from the base substrate, and in the encapsulated area and the peripheral area; an organic insulating layer between the first conductive layer and the second conductive layer, and limited in the encapsulated area; a first inorganic insulating layer between the first conductive layer and the second conductive layer, and on a side of the organic insulating layer away from the base substrate; and a second inorganic insulating layer between the organic insulating layer and the first conductive layer. The first inorganic insulating layer covers the organic insulating layer.

公开(公告)号：US10818733B2

公开(公告)日：2020-10-27

申请号：US15735849

申请日：2017-06-08

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Shengji Yang ,  Xue Dong ,  Jing Lv ,  Xiaochuan Chen ,  Can Zhang

IPC: G06F3/044 ,  H01L27/32 ,  G06F3/041 ,  H01L51/50 ,  H01L51/52

Abstract: An OLED touch display substrate, an OLED touch display panel, a display device and a control method thereof are provided. The OLED touch display substrate includes an anode, a cathode and a functional layer arranged on a base substrate. The cathode includes sub-cathodes, a time period for displaying one image frame of the OLED touch display substrate includes a display time period and a touch time period, and the sub-cathodes further serve as touch electrodes. The touch display substrate further includes touch signal lines electrically connected to the touch electrodes. Within the display time period, a common voltage signal is applied to each touch electrode via the respective touch signal line. Within the touch time period, a touch scanning signal is applied to each touch electrode via the respective touch signal line, and it is detected whether or not a self-capacitance of the touch electrode changes.

公开(公告)号：US10811475B2

公开(公告)日：2020-10-20

申请号：US15743465

申请日：2017-06-13

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Can Zhang ,  Jie Fu

IPC: H01L27/32 ,  H01L51/00 ,  H01L51/56 ,  H01L27/12 ,  H01L51/52 ,  C23C14/04

Abstract: An array substrate and a manufacturing method thereof, and a display device are provided. The array substrate includes a substrate, and a plurality of pixel units arranged in an array on the substrate, each of the pixel units is provided with a plurality of thin film transistors, each of the pixel units includes a plurality of light emitting units, the plurality of light emitting units are sequentially arranged along a direction perpendicular to a plane where the substrate is located, and disposed at a side of the thin film transistors away from the substrate, each of the light emitting units is connected with one of the thin film transistors, and different ones of the light emitting units are connected to different ones of the thin film transistors.

公开(公告)号：US10468474B2

公开(公告)日：2019-11-05

申请号：US15741738

申请日：2017-08-08

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Can Zhang ,  Xiaochuan Chen

IPC: H01L29/08 ,  H01L33/08 ,  H01L31/0232 ,  H01L21/00 ,  H01L51/40 ,  H01L27/32 ,  H01L51/10 ,  H01L51/52 ,  H01L51/00 ,  H01L51/50

Abstract: The present application discloses a top-emission type organic light emitting diode display substrate having a plurality of subpixel areas, in each of which the top-emission type organic light emitting diode display substrate includes a base substrate; a thin film transistor on the base substrate and including a drain electrode; and an organic light emitting diode on a side of the drain electrode distal to the base substrate. The organic light emitting diode includes a first electrode on a side of the drain electrode distal to the base substrate; an organic layer on a side of the first electrode distal to the drain electrode; and a second electrode on a side of the organic layer distal to the first electrode. The first electrode is a substantially transparent electrode and electrically connected to the drain electrode. The drain electrode is a reflective electrode. The second electrode is a substantially transparent electrode.

公开(公告)号：US10371958B2

公开(公告)日：2019-08-06

申请号：US15752729

申请日：2017-06-06

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Wei Wang ,  Yafeng Yang ,  Xiaochuan Chen ,  Jifeng Tan ,  Can Wang ,  Xinli Ma ,  Jian Gao ,  Can Zhang ,  Qian Wang

IPC: G02B27/22 ,  G02B5/18 ,  H04N13/31 ,  G02F1/1335 ,  G02F1/29 ,  H04N13/344

Abstract: A display device comprises a display panel and a grating layer. From a center of a left-eye field-of-view central area of a left display area to a non left-eye field-of-view central area of the left display area, a grating period of a left-eye grating region of a first color, a grating period of a left-eye grating region of a second color, and a grating period of a left-eye grating region of a third color all decrease gradually. From a center of a right-eye field-of-view central area of a right display area to a non right-eye field-of-view central area of the right display area, a grating period of a right-eye grating region of the first color, a grating period of a right-eye grating region of the second color, and a grating period of a right-eye grating region of the third color all decrease gradually.

公开(公告)号：US10340455B2

公开(公告)日：2019-07-02

申请号：US15322140

申请日：2016-02-25

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Can Zhang ,  Yinan Liang

IPC: B05D7/14 ,  B29C65/00 ,  B29C65/78 ,  C23C14/04 ,  H01L51/00 ,  H01L51/56

Abstract: The present disclosure provides a method for manufacturing a mask plate assembly, which includes providing a mask plate and a frame and securing the mask plate to the frame. The secured mask plate comprises a redundant portion extending out of the frame. The method further comprises removing at least a part of the redundant portion, and dispensing glue in a predetermined area of a surface of the mask plate, and curing the glue to form a colloid, wherein the colloid is higher than any other area on the surface of the mask plate where the colloid is not formed. The present disclosure further provides a mask plate assembly comprising a frame, and a mask plate secured to the frame, wherein a colloid is formed in a predetermined area of a surface of the mask plate, and the colloid is higher than any other area on the surface of the mask plate where the colloid is not formed. The present disclosure further provides an evaporation device and a method for manufacturing the display substrate.

公开(公告)号：US10270054B2

公开(公告)日：2019-04-23

申请号：US15739941

申请日：2017-06-26

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Can Zhang

IPC: H01L29/08 ,  H01L21/00 ,  H01L51/52 ,  H01L51/56 ,  H01L27/32 ,  H01L51/00

Abstract: Embodiments of the disclosure provide an organic light-emitting diode component and a manufacturing method, a display panel and a display device. The organic light-emitting diode component includes: a first electrode layer, a light-emitting layer and a second electrode layer in sequence. The organic light-emitting diode component further includes an insulation layer and an auxiliary electrode layer. The insulation layer is above the second electrode layer. The auxiliary electrode layer is above the insulation layer and electrically connected to the first electrode layer. According to embodiments of the disclosure, while improving a problem of uneven light emission, the auxiliary electrode layer is prevented from blocking the light emitted by the organic light-emitting diode component. Also, an etching process is not necessary for forming the auxiliary electrode layer.

公开(公告)号：US10269297B2

公开(公告)日：2019-04-23

申请号：US15748956

申请日：2017-06-28

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Xiaochuan Chen ,  Shengji Yang ,  Can Zhang ,  Lei Wang

IPC: G06F3/038 ,  G09G5/00 ,  G09G3/3258 ,  G09G3/3241 ,  G09G3/3291

Abstract: A pixel circuit, a driving method of the pixel circuit, and a display panel, the pixel circuit includes a first sub-pixel circuit configured to write a first data voltage provided by the first data line under control of the first scan line, and generate a compensation voltage at the first node; at least one second sub-pixel circuit configured to perform threshold voltage compensation by the compensation voltage generated at the first node; the at least one second sub-pixel circuit is configured to write a second data voltage provided by the second data line under control of the second scan line based on a display mode.

公开(公告)号：US10267954B2

公开(公告)日：2019-04-23

申请号：US15562571

申请日：2017-03-29

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Can Wang ,  Yafeng Yang ,  Jian Gao ,  Can Zhang ,  Xinli Ma ,  Wei Wang ,  Jifeng Tan ,  Xiaochuan Chen

IPC: G02F1/03 ,  G02F1/07 ,  G02F1/153 ,  G02B27/10 ,  G02B3/00 ,  G02B27/01 ,  G02B27/00 ,  G02F1/29

Abstract: A near eye display device and method are provided. The near eye display device including: a display panel and a lens module. The display panel includes a plurality of display areas arranged in an array, each of the display areas includes at least one pixel unit; and the lens module includes a plurality of micro-lenses arranged in an array, which include a plurality of deflection micro-lenses, an end of the deflection micro-lenses close to a center of the lens module is closer to the display panel than an end of the deflection micro-lenses far away from the center of the lens module, each of the display areas corresponds to at least one of the micro-lenses, and an adjacent portion of two adjacent display areas of the display areas corresponds to two different micro-lenses of the micro-lenses, and the two different micro-lenses include at least one of the deflection micro-lenses.

公开(公告)号：US20190073950A1

公开(公告)日：2019-03-07

申请号：US15757297

申请日：2017-08-16

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Shengji Yang ,  Xue Dong ,  Jing Lv ,  Xiaochuan Chen ,  Yafeng Yang ,  Wenqing Zhao ,  Can Zhang

IPC: G09G3/3233 ,  G09G3/3266 ,  H01L27/32

CPC classification number: G09G3/3233 ,  G09G3/3266 ,  G09G2300/0819 ,  G09G2300/0852 ,  G09G2300/0861 ,  G09G2310/0243 ,  G09G2310/062 ,  G09G2320/0295 ,  G09G2320/045 ,  G09G2360/148 ,  H01L27/3227

Abstract: Embodiments of the present disclosure provide a pixel circuit, a driving method thereof and a display apparatus. The pixel circuit comprises a resetting sub-circuit configured to control potentials of the first node, the second node and the third node according to inputting signals of the first signal terminal and the second signal terminal; a charging sub-circuit configured to control a potential of the second node according to an inputting signal of the second signal terminal; a compensating unit sub-circuit configured to control the potentials of the first node and the third node according to an inputting signal of the third signal terminal and the potential of the second node; a reading sub-circuit is configured to control outputting signals of the first terminal of the light emitting device and the reading terminal according to the inputting signal of the fourth signal terminal.