公开(公告)号：US12219697B2

公开(公告)日：2025-02-04

申请号：US17598232

申请日：2021-04-09

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Xiao Bai ,  Shengji Yang ,  Kuanta Huang ,  Pengcheng Lu

IPC: H05K1/02 ,  H05K1/18 ,  H10K59/131 ,  H01L23/00

Abstract: A display assembly includes: a display panel including a driving circuit and a first pad; and a flexible circuit board including a flexible base plate, a first wiring layer and a first reinforcement plate. The first wiring layer is on the flexible base plate and includes a main routing portion and a second pad, and the first reinforcement plate is on a side of the first wiring layer distal to the flexible base plate; an orthogonal projection of the main routing portion on the flexible base plate is within an orthogonal projection of the first reinforcement plate on the flexible base plate; the second pad is connected to the main routing portion, and is electrically connected to the first pad; the first reinforcement plate is outside the display panel and has a first edge proximal to the display panel The first edge includes convex and concave portions alternately arranged.

公开(公告)号：US20240251633A1

公开(公告)日：2024-07-25

申请号：US18004893

申请日：2022-01-14

Applicant: Yunnan Invensight Optoelectronics Technology Co., Ltd. ,  BOE Technology Group Co., Ltd.

Inventor： Zongshun Yang ,  Dacheng Zhang ,  Kuanta Huang ,  Xiong Tao ,  Yunchuan He ,  Chao Yang

IPC: H10K59/80 ,  H10K59/122

CPC classification number: H10K59/80521 ,  H10K59/122

Abstract: An array substrate is provided. The array substrate includes a cathode layer extending across a plurality of subpixel regions and an inter-subpixel region. The cathode layer includes a plurality of first ring structures respectively in a plurality of first regions of the inter-subpixel region, a respective first region of the plurality of first regions surrounding a respective subpixel region of the plurality of subpixel regions. A respective first ring structure of the plurality of first ring structures protrudes away from a base substrate, forming a ridge.

公开(公告)号：US20240130202A1

公开(公告)日：2024-04-18

申请号：US18278913

申请日：2022-10-18

Applicant: Yunnan Invensight Optoelectronics Technology Co., Ltd. ,  BOE Technology Group Co., Ltd.

Inventor： Chao Pu ,  Shengji Yang ,  Junyan Yang ,  Xiaochuan Chen ,  Kuanta Huang ,  Pengcheng Lu ,  Dachao Li ,  Rongrong Shi ,  Junbo Wei ,  Xiao Bai ,  Bo Yang

IPC: H10K59/80

CPC classification number: H10K59/879 ,  H10K59/80521

Abstract: A display panel includes an active area and a peripheral area surrounding the active area, and the display panel further includes: a substrate and a plurality of light emitting devices arranged on the substrate in array, wherein the plurality of light emitting devices are located at least in the active area; a conducting layer comprising a cathode ring and cathodes of the plurality of light emitting devices, wherein the cathode ring is located in the peripheral area, and the cathode ring surrounds the active area; and a lens layer located at a side of the light emitting devices away from the substrate, wherein the lens layer extends from the active area to the peripheral area; wherein an orthographic projection of the lens layer on the substrate is located within an area delineated by an outer contour of an orthographic projection of the cathode ring on the substrate.

公开(公告)号：US11783777B2

公开(公告)日：2023-10-10

申请号：US16916671

申请日：2020-06-30

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Shengji Yang ,  Xiaochuan Chen ,  Hui Wang ,  Kuanta Huang ,  Pengcheng Lu

IPC: G09G3/325 ,  G09G3/3283 ,  G09G3/3266 ,  G09G3/3233

CPC classification number: G09G3/325 ,  G09G3/3233 ,  G09G3/3266 ,  G09G3/3283 ,  G09G2310/027

Abstract: Disclosed are a pixel circuit and a driving method thereof, a display substrate and a driving method thereof, and a display apparatus. The pixel circuit includes a pixel sub-circuit, which includes: a driving circuit, including a control terminal, a first terminal and a second terminal; a voltage transmitting circuit, configured, in response to a transmission control signal, to apply a reset voltage and/or a first power voltage to the first terminal, respectively; and a data writing circuit, configured, in response to a scan signal, to write a data signal into the control terminal and store the data signal. The driving circuit is configured to control a voltage of the second terminal according to the data signal of the control terminal and the voltage of the first terminal, and to generate a driving current for driving a light-emitting element to emit light based on the voltage of the second terminal.

公开(公告)号：US11778883B2

公开(公告)日：2023-10-03

申请号：US16959298

申请日：2019-08-27

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Qing Wang ,  Kuanta Huang ,  Xiaochuan Chen

IPC: H10K59/38 ,  H10K50/85 ,  H10K50/844 ,  H10K50/86 ,  H10K59/131 ,  H10K71/00 ,  H10K59/12 ,  G09G3/3258

CPC classification number: H10K59/38 ,  H10K50/844 ,  H10K50/85 ,  H10K50/865 ,  H10K59/1315 ,  H10K71/00 ,  G09G3/3258 ,  G09G2300/0426 ,  G09G2300/0819 ,  G09G2310/061 ,  G09G2320/0257 ,  H10K59/1201

Abstract: A display device, an electronic equipment, and a manufacture method for manufacturing the display device are provided. The display device includes: a substrate, a plurality of light-emitting elements arranged in an array, the plurality of light-emitting elements including a first light-emitting element and a second light-emitting element; and a color filter layer. In a second direction perpendicular to the surface of the substrate, a distance between the plurality of light-emitting elements and the color filter layer is a first distance; the display device has a color deviation prevention viewing angle on a reference plane determined by the first direction and the second direction perpendicular to the surface of the substrate; the color deviation prevention viewing angle is, an angle between a connection line and the second direction; and the first distance is configured to enable the color deviation prevention viewing angle to be greater than a preset angle.

公开(公告)号：US11765933B2

公开(公告)日：2023-09-19

申请号：US17213532

申请日：2021-03-26

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Junbo Wei ,  Shengji Yang ,  Kuanta Huang ,  Pengcheng Lu ,  Yuanlan Tian

IPC: H10K59/121 ,  G09G3/3225 ,  H10K50/844 ,  H10K59/38 ,  H10K59/126 ,  H10K71/00 ,  H10K77/10 ,  H10K59/12

CPC classification number: H10K59/121 ,  G09G3/3225 ,  H10K50/844 ,  H10K59/126 ,  H10K59/38 ,  H10K71/00 ,  H10K77/10 ,  G09G2320/0233 ,  H10K59/1201

Abstract: A silicon-based OLED display substrate, a manufacturing method thereof and a display device are provided. The display substrate includes: a silicon-based base and a device layer arranged on the silicon-based base. The silicon-based base includes a drive circuit layer. The drive circuit layer includes a drive circuit, an electrical connection bonding area, and a storage unit storing compensation voltage of each MOSFET of the drive circuit. An orthographic projection of the drive circuit on the silicon-based base, an orthographic projection of the storage unit on the silicon-based base, and an orthographic projection of the electrical connection binding area on the silicon-based base do not overlap with each other.

公开(公告)号：US11600234B2

公开(公告)日：2023-03-07

申请号：US16814119

申请日：2020-03-10

Applicant: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD. ,  BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Weilin Lai ,  Yucheng Chan ,  Jianbang Huang ,  Dachao Li ,  Shengji Yang ,  Pengcheng Lu ,  Kuanta Huang ,  Xiaochuan Chen ,  Xue Dong ,  Hui Wang ,  Yanming Wang ,  Chen Xu ,  Dacheng Zhang ,  Yongfa Dong ,  Qing Wang ,  Hui Tong ,  Yunlong Li

IPC: H01L27/32 ,  G09G3/3291 ,  G09G3/3258 ,  G09G3/3266

Abstract: A display substrate and a driving method thereof are provided. The display substrate includes a base substrate containing a monocrystalline silicon layer, a thickness of the monocrystalline silicon layer being less than that of the base substrate; an array circuit layer, disposed on the base substrate and including a plurality of transistors, each of which has an active layer inside the monocrystalline silicon layer; and a plurality of light-emitting elements, located at a side of the array circuit layer away from the base substrate. The array circuit layer includes a scan driving circuit, a data driving circuit and a plurality of pixel sub-circuits, and the plurality of pixel sub-circuits are connected to the plurality of light-emitting elements, respectively, to form a plurality of sub-pixels.

公开(公告)号：US11588138B2

公开(公告)日：2023-02-21

申请号：US16959623

申请日：2019-08-16

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Junbo Wei ,  Shengji Yang ,  Kuanta Huang ,  Pengcheng Lu

IPC: H01L51/52 ,  H01L25/18 ,  H01L51/56 ,  H01L23/00 ,  H01L27/32 ,  H01L51/00

Abstract: A display device, an electronic device and a manufacturing method of a display device are disclosed. The display device includes a silicon-based organic light-emitting display panel, a heat dissipation film layer, and a flexible circuit board. The silicon-based organic light-emitting display panel includes a silicon substrate, a first electrode of a display component, an organic light-emitting layer, and a second electrode of the display component, which are stacked sequentially; the heat dissipation film layer is at a non-display side of the silicon-based organic light-emitting display panel; the flexible circuit board is at least partially at a side of the heat dissipation film layer away from the silicon-based organic light-emitting display panel; and the flexible circuit board is configured to transmit electrical signals to a gate drive circuit, a data drive circuit, and the second electrode of the display component.

公开(公告)号：US11587988B2

公开(公告)日：2023-02-21

申请号：US16958931

申请日：2019-08-27

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yongfa Dong ,  Kuanta Huang ,  Shengji Yang ,  Pengcheng Lu ,  Qing Wang ,  Hui Tong ,  Yu Wang ,  Xiaobin Shen ,  Xiong Yuan ,  Dongsheng Li ,  Rongyuan Zou

IPC: H01L27/32 ,  H01L51/56 ,  G02B5/20 ,  G02B1/04 ,  C09D133/04 ,  C09D7/41 ,  C09D5/00 ,  C08K5/00 ,  C08K5/56 ,  C08K5/3417

Abstract: A preparation method of a color film layer, a display substrate and a preparation method thereof. The display substrate includes a bearing layer and repeating units, each repeating unit including a green film layer, a red film layer and a blue film layer, which are provided on the bearing layer and directly contacting a first surface of the bearing layer. On a plane parallel to the first surface of the bearing layer, in each repeating unit, the red film layer is provided on a first side of the green film layer, the blue film layer is provided on a second side of the green film layer opposite to the first side; one of the red film layer and the blue color film layer covers part of the green film layer; one part of the green film layer does not overlap with the red film layer and the blue film layer.

公开(公告)号：US11532802B2

公开(公告)日：2022-12-20

申请号：US16772937

申请日：2019-08-23

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Hui Tong ,  Yongfa Dong ,  Qing Wang ,  Kuanta Huang

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

Abstract: Disclosed are a display panel, a manufacturing method thereof, and a display device. The display panel includes a base substrate and sub-pixels thereon. At least one sub-pixel includes: a light emitting element including a first electrode, a luminous functional layer and a second electrode sequentially stacked, the first electrode being closer to the base substrate than the second electrode; a metal reflective layer, between the base substrate and the first electrode; a silicon nitride layer, between the first electrode and the metal reflective layer, and including a first via hole through which the first electrode is connected with the metal reflective layer; a driving circuit including a driving transistor and a storage capacitor between the base substrate and the metal reflective layer, the driving transistor including a gate electrode connected with the storage capacitor, and source and drain electrodes, one of which is connected with the metal reflective layer.