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公开(公告)号：US12219866B2
公开(公告)日：2025-02-04
申请号：US17422608
申请日：2021-01-04
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yonghong Zhou , Shiming Shi , Meiling Gao , Zhao Li , Liming Dong
IPC: H01L51/00 , H01L51/56 , H10K71/00 , H10K77/10 , H10K102/00
Abstract: A flexible OLED display device includes a flexible display panel and a support member. The flexible display panel includes an active area, an extension portion and a bending portion connecting the active area and the extension portion. The support member is located between the active area and the extension portion. The active area, the support member and the extension portion are stacked, and a predetermined distance is set between the support member and the bending portion in an extending direction parallel to the extension portion.
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公开(公告)号：US12205541B2
公开(公告)日：2025-01-21
申请号：US17789918
申请日：2021-06-29
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Libin Liu , Jiangnan Lu , Shiming Shi , Li Wang
IPC: G09G3/3233
Abstract: An array substrate and a display device are provided. The array substrate includes a plurality of pixel driving circuits, each of which includes a driving transistor, a first light emitting control transistor, a compensation transistor, a first initialization transistor and a second initialization transistor; a first electrode of the first initialization transistor and a first electrode of the first light emitting control transistor are connected to a first node; a first electrode of the second initialization transistor and a first electrode of the compensation transistor are connected to a second node, a second electrode of the first initialization transistor is configured to receive the first initialization signal, and a cathode of the light emitting element is configured to receive a first driving signal, and a difference between a potential of the first initialization signal and a potential of the first driving signal is less than 1.5V.
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公开(公告)号：US12190800B2
公开(公告)日：2025-01-07
申请号：US18246047
申请日：2022-05-31
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Baoyun Wu , Yang Yu , Yuanzhang Zhu , Xuesong Tian , Xinbin Han , Shiming Shi , Hui Zhao , Hualing Yang
IPC: G09G3/3225 , G09G3/20 , G09G3/3266
Abstract: A display controller, a display device, a display system, and a control method are provided. The display controller includes: a flag-signal circuit configured to send a flag-signal to an application processor; an image processing circuit configured to obtain second current image data in response to receiving first current image data from the application processor, wherein the first current image data is sent by the application processor in response to receiving the flag-signal sent from the flag-signal circuit; and a drive circuit configured to generate a first drive control signal in response to receiving the second current image data from the image processing circuit.
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公开(公告)号：US12041807B2
公开(公告)日：2024-07-16
申请号：US17311346
申请日：2020-09-09
Applicant: BOE Technology Group Co., Ltd.
Inventor： Liming Dong , Zhao Li , Shiming Shi
IPC: H01L33/44 , F21V8/00 , G02F1/1339 , H01L33/48 , H10K50/80 , H10K50/842 , H10K59/131 , H10K71/00 , H10K77/10 , H10K102/00
CPC classification number: H10K50/8426 , H10K50/868 , H10K59/131 , H10K71/00 , H10K77/111 , H10K2102/311
Abstract: A display apparatus is provided. The display apparatus includes a display panel having a display portion in a display region, a connecting portion, and a bending portion; a cover window on a first side of the display portion, wherein the bending portion connects the display portion and the connecting portion; a support layer between the display portion and the connecting portion; a first back film covering a back surface of the connecting portion, the first back film on a side of the connecting portion closer to the display portion; a first adhesive layer attaching the support layer to the first back film; a metal plate between the support layer and the display portion; and a second adhesive layer attaching the support layer to the metal plate. The display apparatus includes a stress-reducing space. The stress-reducing space is open to a bending cavity that is partially surrounded by the bending portion.
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公开(公告)号：US11862646B2
公开(公告)日：2024-01-02
申请号：US17760988
申请日：2021-05-18
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Libin Liu , Can Zheng , Shiming Shi
CPC classification number: H01L27/124 , G06F3/0412 , G06F3/0443 , H01L27/1259 , G06F2203/04103 , G06F2203/04107
Abstract: Embodiments of the present disclosure provide a display substrate, a touch display panel and a display panel. The display substrate has a display region and a pin region on a side of the display region. The display substrate includes: a base substrate; and at least one first signal line and at least one second signal line both on a side of the base substrate and both extending to the display region from the pin region. The display substrate further includes a DC conductive structure connected to a constant DC voltage. The DC conductive structure is between the at least one first signal line and the at least one second signal line. Each of the at least one first signal line and the at least one second signal line is spaced apart from the DC conductive structure.
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Patent Agency Ranking
公开(公告)号：US11723157B2
公开(公告)日：2023-08-08
申请号：US18081830
申请日：2022-12-15
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yonghong Zhou , Shiming Shi , Shangchieh Chu
IPC: H05K5/00
CPC classification number: H05K5/0017
Abstract: Provided is a flexible display device, including a flexible display panel and a support structure, the flexible display panel includes a main structure region, a bending region and an extension region, the bending region is bent to locate the extension region at a back of the main structure region, an accommodation space is formed between the main structure region, the extension region and the bending region, at least part of the support structure is located in the accommodation space, and one end of the support structure extends into a bending space surrounded by the bending region.
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公开(公告)号：US11574597B2
公开(公告)日：2023-02-07
申请号：US17426949
申请日：2020-10-27
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Can Zheng , Yu Feng , Guangliang Shang , Libin Liu , Shiming Shi
IPC: G09G3/3266 , G09G3/20
Abstract: A gate driving unit, a gate driving circuit, a gate driving method, and a display device are provided. The gate driving unit includes a first output circuit and a second output circuit; the second output circuit comprises a first output sub-circuit; the first output circuit is respectively electrically connected to the first node, the second node and the first gate driving signal output end and is configured to control the first gate driving signal output end to output a first gate driving signal under the control of the potential of the first node and the potential of the second node; the first output sub-circuit is respectively electrically connected to the first node, the second gate driving signal output end and the first clock signal end, and is configured to control the second gate driving signal output end to be connected to the first clock signal end.
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公开(公告)号：US11570912B2
公开(公告)日：2023-01-31
申请号：US17363610
申请日：2021-06-30
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yonghong Zhou , Shiming Shi , Shangchieh Chu
IPC: H05K5/00
Abstract: Provided is a flexible display device, including a flexible display panel and a support structure, the flexible display panel includes a main structure region, a bending region and an extension region, the bending region is bent to locate the extension region at a back of the main structure region, an accommodation space is formed between the main structure region, the extension region and the bending region, at least part of the support structure is located in the accommodation space, and one end of the support structure extends into a bending space surrounded by the bending region.
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公开(公告)号：US20220141967A1
公开(公告)日：2022-05-05
申请号：US16955442
申请日：2019-07-30
Applicant: BOE Technology Group Co., Ltd.
Inventor： Penghao Gu , Chunyan Xie , Shiming Shi
Abstract: Provided are a backboard support structure, a preparation method therefor, and a display device. The display device includes a display substrate and a backboard support structure; the backboard support structure includes a substrate support film and an adhesive layer arranged in a laminated manner. The backboard support structure is bonded to the non-display side of the display substrate via the adhesive layer, and includes a first bendable region and a first non-bent region. The adhesive layer includes a first portion located in the first bendable region and a second portion located in the first non-bent region; the first portion has a modulus of elasticity of about 1 Kpa-150 Kpa, the second portion has a modulus of elasticity of about 150 Kpa-250 Kpa, and the substrate support film has a modulus of elasticity of about 1 Gpa-10 Gpa.
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公开(公告)号：US11275409B2
公开(公告)日：2022-03-15
申请号：US16888151
申请日：2020-05-29
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Biao Gao , Shiming Shi , Zhao Li
Abstract: The present disclosure provides a display substrate, which includes a display portion, a binding portion and a bendable portion connected between the display portion and the binding portion, wherein the binding portion is located on a side of the display portion distal to a light exit direction of the display substrate; wherein, a support layer is provided on the inner side of the bendable portion, and the support layer extends from one end of the bendable portion close to the display portion to one end of the bendable portion close to the binding portion of the bendable portion along an inner side edge of the bendable portion; and the bendable portion is bent around a bending axis.
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