公开(公告)号：US11177448B2

公开(公告)日：2021-11-16

申请号：US16611110

申请日：2019-01-23

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Shuai Zhang ,  Yueping Zuo ,  Libin Liu

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

Abstract: The present disclosure provides a flexible display device and a manufacturing method. The manufacturing method includes: forming a layer of flexible display devices on a support plate; etching the layer of flexible display devices on the support plate to expose a portion of the support plate at a cutting region, the cutting region being a predetermined region between two adjacent flexible display devices; and removing the layer of flexible display devices from the support plate after the etching process so as to obtain a plurality of flexible display devices separated from each other.

公开(公告)号：US10990784B2

公开(公告)日：2021-04-27

申请号：US16378201

申请日：2019-04-08

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Qiang Wang ,  Libin Liu

IPC: G06K9/00 ,  G01S7/52 ,  G06F3/043

Abstract: The present disclosure provides a signal receiving circuit and a driving method thereof, a display panel, and a display apparatus. The signal receiving circuit includes a reset circuit having an input terminal connected to a reference signal line for providing a reference voltage signal, a control terminal connected to a reset signal line providing a reset signal, and an output terminal connected to a collection node, the reset circuit being configured to control a voltage of a signal at the collection node under control of the reset signal; and an output circuit having an input terminal connected to the collection node, configured to accumulatively amplify the signal at the collection node and output the amplified signal.

公开(公告)号：US10861388B2

公开(公告)日：2020-12-08

申请号：US16518350

申请日：2019-07-22

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Zhenzhen Li ,  Libin Liu ,  Li Wang

IPC: G09G3/3233 ,  H01L27/32

Abstract: A display panel and a driving method thereof, a display device. The display panel includes a common cathode, a first power terminal, a first wire and a first switch. The driving method includes: obtaining a total image current of a display image; and determining whether the total image current is greater than a first threshold current, if the total image current is greater than the first threshold current, controlling the first switch to disconnect the first wire, if the total image current is not greater than the first threshold current, controlling the first switch to connect the first wire, so that the second side of the common cathode is connected to the first power terminal through the first wire.

公开(公告)号：US20200035166A1

公开(公告)日：2020-01-30

申请号：US16398762

申请日：2019-04-30

Applicant: BOE Technology Group Co., Ltd.

Inventor： Jianchao Zhu ,  Libin Liu

IPC: G09G3/3266 ,  G11C19/28

Abstract: The embodiments of the present disclosure disclose a gate driving circuit. The gate driving circuit includes at least one stage of shift register unit to be compensated, wherein a driving terminal of each stage of shift register unit to be compensated is connected to a gate line of a corresponding row of pixels to be compensated, and at least one stage of parasitics compensation circuit, wherein each stage of parasitics compensation circuit is connected in series between a power supply line and a driving terminal of a corresponding shift register unit to be compensated. Each stage of parasitics compensation circuit is configured to compensate a driving terminal of a corresponding shift register unit to be compensated for parasitic capacitance and/or parasitic resistance, so that respective stages of shift register units to be compensated have the same driving load.

公开(公告)号：US10403200B2

公开(公告)日：2019-09-03

申请号：US15038219

申请日：2015-12-10

Applicant: BOE TECHNOLOGY GROUP CO., LTD

Inventor： Xiaowei Xu ,  Libin Liu

IPC: H01L27/32 ,  H01L51/00 ,  H01L51/52 ,  G09G3/3233

Abstract: In accordance with various embodiments of the disclosed subject matter, a transparent display panel and a related display device are provided. In some embodiments, a transparent display panel is provided, the transparent display panel comprises: a first region and a second region, wherein the first region comprises a plurality of first display units, the second region comprises a plurality of second display units, a transmission rate of the one of the plurality of first display units is higher than a transmission rate of the one of the plurality of second display units, and a luminance rate of the one of the plurality of first display units is lower than a luminance rate of the one of the plurality of second display units.

公开(公告)号：US10127864B2

公开(公告)日：2018-11-13

申请号：US15552409

申请日：2017-03-29

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Hui Zhao ,  Libin Liu ,  Lei Hu ,  Wenjing Tan

IPC: G09G5/10 ,  G09G3/3291 ,  G09G3/3233 ,  H05K1/18

Abstract: A circuit structure includes: a control circuit, including a first end, a second end and a control end; a switching circuit, including a first interface, a second interface and a control interface; a driving power line, connected with the control end of the control circuit and configured to provide a driving power voltage in a working stage to conduct the first end of the control circuit and the second end of the control circuit; and a first voltage line, connected with the first end of the control circuit and configured to, when the first end of the control circuit and the second end of the control circuit are conducted, provide a first voltage to the control interface of the switching circuit through the control circuit to disconnect the first interface of the switching circuit from the second interface of the switching circuit.

公开(公告)号：US10002847B2

公开(公告)日：2018-06-19

申请号：US15126564

申请日：2015-09-22

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Libin Liu ,  Deming Liu

IPC: H01L25/04 ,  H01L27/32 ,  H01L51/56 ,  H01L51/52 ,  H01L51/00

CPC classification number: H01L25/048 ,  H01L27/32 ,  H01L27/3246 ,  H01L27/326 ,  H01L27/3267 ,  H01L27/3276 ,  H01L27/3283 ,  H01L27/3286 ,  H01L27/3288 ,  H01L51/0023 ,  H01L51/5203 ,  H01L51/5215 ,  H01L51/5234 ,  H01L51/5237 ,  H01L51/5284 ,  H01L51/56 ,  H01L2251/5323

Abstract: An OLED pixel unit is disclosed, which comprises an opaque region and a transparent region which are arranged side by side, the opaque region comprises an opaque display element, and the transparent region comprises at least one transparent display element. Independent operation of the opaque display element and the transparent display element is realized without affecting the transparent display in the transparent region of the OLED pixel unit, thus increasing the resolution of the OLED pixel unit. A transparent display device comprising the OLED pixel unit, a method for fabricating a transparent display device, and a display apparatus are further disclosed.

公开(公告)号：US09991322B2

公开(公告)日：2018-06-05

申请号：US15122887

申请日：2015-09-29

Applicant: Boe Technology Group Co., Ltd.

Inventor： Libin Liu ,  Xiaowei Xu ,  Liangjian Li

IPC: H01L27/32 ,  H01L51/56

CPC classification number: H01L27/3246 ,  H01L27/32 ,  H01L27/3276 ,  H01L51/56 ,  H01L2227/323

Abstract: The present invention discloses an organic light emitting display panel and manufacturing method thereof and a display device, which can reduce the critical dimension bias of the pixel defining layer and improve the display uniformity. The organic light emitting display panel provide by the present invention comprises: a pixel defining layer, which is provided with a plurality of light emitting material filling areas, being characterized by further comprising: a metal layer provided on the pixel defining layer; the metal layer is provided with openings corresponding to the light emitting material filling areas respectively. The solutions provided by the present invention are used to improve the display effect of the organic light emitting display device.

公开(公告)号：US12300179B2

公开(公告)日：2025-05-13

申请号：US18581023

申请日：2024-02-19

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Libin Liu ,  Mei Li ,  Hongli Wang

IPC: G09G3/3233 ,  H10K59/131 ,  H01L27/12 ,  H10K59/121

Abstract: A display substrate, a preparation method thereof, a display panel, and a display device are provided. The display substrate includes a base substrate and a repeating unit, the repeating unit includes a plurality of sub-pixels including a first sub-pixel and a second sub-pixel, a color of light emitted by a light-emitting element of the first sub-pixel is identical to a color of light emitted by a light-emitting element of the second sub-pixel, a shape of a first light-emitting voltage application electrode of the light-emitting element of the first sub-pixel is different from a shape of a first light-emitting voltage application electrode of the light-emitting element of the second sub-pixel.

公开(公告)号：US12293049B2

公开(公告)日：2025-05-06

申请号：US18031282

申请日：2022-05-31

Applicant: BOE Technology Group Co., Ltd.

Inventor： Hao Liu ,  Jianchao Zhu ,  Mengyang Wen ,  Zibo Ni ,  Guangliang Shang ,  Libin Liu

IPC: G06F3/044 ,  G06F3/041 ,  G06F3/045

Abstract: The present disclosure provides a touch display panel. The touch display panel includes a display substrate and a touch layer, wherein the touch layer includes a plurality of touch units and a plurality of touch lines which are disposed on the display substrate; wherein the touch lines are connected to at least one touch unit and are configured to electrically connect the touch unit connected thereto to a touch integrated circuit; the plurality of touch lines at least include a first trace and a second trace which are disposed in a non-display region, a length of the first trace being greater than a length of the second trace, and a cross-sectional area of the first trace being larger than a cross-sectional area of the second trace.