公开(公告)号：US20220221907A1

公开(公告)日：2022-07-14

申请号：US17501058

申请日：2021-10-14

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Peng CAI ,  Youwei WANG ,  Penghao GU

IPC: G06F1/16

Abstract: A display assembly and a display device are provided. The display assembly includes: a flexible display panel including first and second regions arranged side by side; at least one tension member each including a connection portion that is fixed in the first region, the connection portion has a first surface distal to the flexible display panel; at least one first support member in the first region; at least one second support member in the second region; wherein the at least one first support member, the at least one second support member and the connection portion are all on a non-display side of the flexible display panel; the at least one first support member has a first surface distal to the flexible display panel; and the first surface of the connection portion is closer to the flexible display panel than the first surface of the first support member.

公开(公告)号：US20190074460A1

公开(公告)日：2019-03-07

申请号：US15762471

申请日：2017-09-20

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Peng CAI ,  Ping SONG ,  Youwei WANG ,  Jing YANG

IPC: H01L51/00 ,  H01L51/52

CPC classification number: H01L51/0097 ,  G02F1/133305 ,  G02F1/133308 ,  H01L27/3244 ,  H01L51/0005 ,  H01L51/5237 ,  H01L51/5246 ,  H01L51/525 ,  H01L51/5253 ,  H01L51/5256 ,  H01L51/5259 ,  H01L51/5278 ,  H01L2251/5338 ,  H01L2251/566

Abstract: A flexible display panel, a manufacturing method thereof and a flexible display device, which relate to the technical field of flexible display and reduce the probability of the occurrence of cracks on an inorganic encapsulation structure when a flexible display panel is bent, so that the service life of light emitting devices in the flexible display substrate is prolonged. The flexible display panel includes a flexible display substrate and an encapsulation structure arranged on a surface of the flexible display substrate. A portion of the encapsulation structure corresponding to a non-display region is an inorganic encapsulation structure. The flexible display panel further includes an organic encapsulation layer covering the inorganic encapsulation structure. The manufacturing method of a flexible display panel manufacture the flexible display panel described in the above technical solutions. The flexible display panel provided by the present disclosure is used in a flexible display device.

公开(公告)号：US20190067634A1

公开(公告)日：2019-02-28

申请号：US15767292

申请日：2017-09-18

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Dawei WANG ,  Youwei WANG

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

Abstract: The encapsulation structure includes a first barrier layer and a second barrier layer, and the first barrier layer is located between an object to be encapsulated and the second barrier layer. The display panel includes the encapsulation structure mentioned in the above technical solution. The display apparatus includes the display panel mentioned in the above technical solution.

公开(公告)号：US20240188391A1

公开(公告)日：2024-06-06

申请号：US17787601

申请日：2021-08-23

Applicant: BOE Technology Group Co., Ltd.

Inventor： Ziyu ZHANG ,  Tao WANG ,  Tao SUN ,  Youwei WANG ,  Rui HONG

IPC: H10K59/80 ,  H10K59/122

CPC classification number: H10K59/8731 ,  H10K59/122

Abstract: The present disclosure provides a display substrate and preparation method thereof, and a display apparatus. The display substrate includes a display region, and the display region includes at least one pin area, in a plane perpendicular to the display substrate, the pin area includes a planarization layer disposed on a base substrate, a partition layer disposed on a side of the planarization layer away from the base substrate, and an encapsulation structure layer disposed on a side of the partition layer away from the base substrate; a pin structure is provided on the planarization layer and the partition layer, and the encapsulation structure layer covers the pin structure.

公开(公告)号：US20210305540A1

公开(公告)日：2021-09-30

申请号：US16323336

申请日：2018-05-14

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yuanzheng GUO ,  Ping SONG ,  Youwei WANG ,  Tao WANG

IPC: H01L51/52 ,  H01L51/56

Abstract: An organic light-emitting device and a manufacturing method therefor. The organic light-emitting device is provided, at a light-exiting side thereof, with a transparent light-exiting member at least comprising a light-exiting layer (11), at least one surface of the light-exiting layer (11) having a first waved shape. Due to the waved interface, the organic light-emitting device can prevent light from being reflected back and forth in a parallel manner in the interface, and further prevent light from propagating in the interface of the device in the form of a waveguide, reducing the optical loss due to the light being reflected back and forth in the interface, and further increasing the light extraction efficiency of the organic light-emitting device.

公开(公告)号：US20210143368A1

公开(公告)日：2021-05-13

申请号：US16981380

申请日：2020-04-20

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Youwei WANG ,  Song ZHANG ,  Tao SUN ,  Peng CAI

IPC: H01L51/52 ,  H01L51/56

Abstract: The present application discloses a display panel, a method of manufacturing the display panel and a display device. A display panel, including: a display substrate having a display area and a non-display area, the display substrate including a substrate; a dam on the upper surface of the non-display area of the display substrate; and an encapsulation layer covering the display substrate, wherein the encapsulation layer includes an organic layer, the upper surface of the non-display area of the display substrate is further provided with an isolation column, and a distance between the isolation column and the display area is smaller than a distance between the dam and the display area, the isolation column is at least partially in contact with the organic layer, and the dam is at least partially not in contact with the organic layer, a width of a surface of the isolation column that is away from the substrate in a cross section along a direction perpendicular to the substrate is larger than that a width of a surface that is close to the substrate.

公开(公告)号：US20200052237A1

公开(公告)日：2020-02-13

申请号：US16413715

申请日：2019-05-16

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Youwei WANG ,  Song ZHANG ,  Tao SUN ,  Peng CAI ,  Huan LIU

IPC: H01L51/52 ,  H01L51/00 ,  H01L27/32 ,  H01L51/56

Abstract: The present disclosure provides a flexible display device and a manufacturing method thereof. The flexible display device includes a base substrate; a pixel defining layer disposed on the base substrate defining a plurality of light emitting regions; and a first electrode layer disposed on a side of the pixel defining layer away from the base substrate and in light-emitting regions. A thin film encapsulation layer covers the first electrode layer and has protrusions protruding toward the pixel defining layer at a plurality of positions.

公开(公告)号：US20180355468A1

公开(公告)日：2018-12-13

申请号：US15840301

申请日：2017-12-13

Applicant: BOE TECHNOLOGY GROUP CO. , LTD.

Inventor： Youwei WANG ,  Song ZHANG ,  Tao SUN ,  Ping SONG ,  Peng CAI ,  Yuanzheng GUO

IPC: C23C14/04 ,  H01L51/00 ,  H01L51/56

CPC classification number: C23C14/042 ,  H01L51/001 ,  H01L51/0011 ,  H01L51/56

Abstract: A mask plate, a manufacturing method of the mask plate, and a method of evaporation by using the mask plate are provided. The mask plate includes an opening plate, the opening plate includes an opening and a blocking portion outside the opening, a concavity is in the blocking portion, and a depth of the concavity is smaller than a thickness of the blocking portion.

公开(公告)号：US20170256631A1

公开(公告)日：2017-09-07

申请号：US15236696

申请日：2016-08-15

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Jian MIN ,  Xiaolong LI ,  Zhengyin XU ,  Ping SONG ,  Youwei WANG

IPC: H01L29/66 ,  H01L29/786 ,  H01L27/12 ,  H01L21/28 ,  H01L21/02 ,  H01L21/3105

CPC classification number: H01L29/66765 ,  H01L21/02532 ,  H01L21/02592 ,  H01L21/02675 ,  H01L21/28008 ,  H01L21/31053 ,  H01L27/1218 ,  H01L27/1229 ,  H01L27/1262 ,  H01L27/1296 ,  H01L29/42384 ,  H01L29/78618 ,  H01L29/78636 ,  H01L29/78678

Abstract: The present disclosure provides a TFT, its manufacturing method, an array substrate and a display device. The method includes steps of: forming a pattern of a gate electrode on a base substrate; forming a gate insulation layer with an even surface; forming a pattern of a polysilicon semiconductor layer; and forming patterns of a source electrode and a drain electrode. The step of forming the pattern of the polysilicon semiconductor layer includes: crystallizing the amorphous silicon layer, so as to form the polysilicon semiconductor layer.

公开(公告)号：US20170221762A1

公开(公告)日：2017-08-03

申请号：US15500951

申请日：2016-05-20

Applicant: BOE TECHNOLOGY GROUP CO., LTD

Inventor： Peng CAI ,  Youwei WANG

IPC: H01L21/77 ,  H01L27/32

CPC classification number: H01L21/77 ,  H01L27/12 ,  H01L27/1255 ,  H01L27/32 ,  H01L27/3202 ,  H01L27/3204 ,  H01L27/3225 ,  H01L27/3246 ,  H01L27/3248 ,  H01L27/3258 ,  H01L27/3265

Abstract: In some embodiments of the disclosed subject matter provides an active matrix organic light emitting diode array substrate, comprising; multiple pixel units in an array on a base substrate, adjacent pixel units are separated by a pixel defining layer, each pixel unit comprises a thin film transistor and an organic light emitting diode; an insulating layer between a source/drain electrode layer of the thin film transistor and an electrode layer of the organic light emitting diode; the insulating layer includes a via hole therein, the electrode layer comprises a recess part connecting with the source/drain electrode layer in the via hole; and a filling layer on the recess part for preventing an organic light emitting layer of the organic light emitting diode being inside of the recess part, the pixel defining layer and an organic light emitting layer of the organic light emitting diode are overlaid on the filling layer.