Patents by Inventor SHIMING SHI
SHIMING SHI has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20250143161Abstract: 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 first distance is set between the support member and the bending portion in an extending direction parallel to the extension portion. The bending portion is substantially of a semicircular shape, and an inner radius of the semicircular shape is equal to a sum of a half of a thickness of the support member and a third distance between an upper surface of the support member and a lower surface of the active area, and the third distance is less than the thickness of the support member.Type: ApplicationFiled: January 6, 2025Publication date: May 1, 2025Inventors: Yonghong ZHOU, Shiming Shi, Meiling Gao, Zhao Li, Liming Dong
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Publication number: 20250140201Abstract: A display panel includes pixel circuits, first shift register(s), second shift register(s), third shift register(s), and fourth shift register(s). A pixel circuit includes a driving transistor, a bias sub-circuit, a data writing sub-circuit, a compensation sub-circuit, a leakage prevention sub-circuit, a reset sub-circuit, and a light-emission control sub-circuit. The bias sub-circuit is electrically connected to a first shift register, which transmits a first scanning signal to the bias sub-circuit. The data writing and compensation sub-circuits are electrically connected to a second shift register, which transmits a second scanning signal to the data writing and compensation sub-circuits. The leakage prevention sub-circuit is electrically connected to a third shift register, which transmits a third scanning signal to the leakage prevention sub-circuit.Type: ApplicationFiled: September 27, 2022Publication date: May 1, 2025Inventors: Libin Liu, Yu Feng, Shiming Shi, Dawei Wang, Haijun Qiu, Jingquan Wang, Xing Yao
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Patent number: 12283246Abstract: Provided is a display substrate including a display region and a non-display region. The non-display region is provided with a gate drive circuit, and the gate drive circuit includes a plurality of cascaded shift register units; a shift register unit includes an input sub-circuit and a denoising output sub-circuit. The denoising output sub-circuit is connected with the input sub-circuit, a first group of clock signal lines, and a second group of clock signal lines, and the input sub-circuit is connected with a third group of clock signal lines. The third group of clock signal lines, the input sub-circuit, the first group of clock signal lines, the denoising output sub-circuit, and the second group of clock signal lines are sequentially arranged along a first direction.Type: GrantFiled: March 24, 2021Date of Patent: April 22, 2025Assignee: BOE Technology Group Co., Ltd.Inventors: Jiangnan Lu, Guangliang Shang, Libin Liu, Li Wang, Xinshe Yin, Shiming Shi
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Patent number: 12277907Abstract: Provided are a pixel driving circuit and a display panel. The pixel driving circuit includes: a data writing sub-circuit, a threshold compensation sub-circuit, a driving sub-circuit, a storage sub-circuit, a first reset sub-circuit, a second reset sub-circuit. The driving sub-circuit and the storage sub-circuit are connected at a first node; the data writing sub-circuit and the storage sub-circuit are connected at a second node; the first reset sub-circuit includes a first transistor having a control electrode connected with a first reset signal line, a first electrode connected with a first initialization signal line, and a second electrode connected with the first node; the threshold compensation sub-circuit includes a second transistor having a first electrode connected with the first node, a second electrode connected with the second node, and a control electrode connected with a second scan line; the first transistor and/or the second transistor includes an oxide thin film transistor.Type: GrantFiled: July 1, 2022Date of Patent: April 15, 2025Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jiangnan Lu, Libin Liu, Zhenzhen Shan, Shiming Shi
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Patent number: 12279488Abstract: A display substrate and a display device. The display substrate includes a plurality of sub-pixel groups and a plurality of signal line groups. The plurality of signal line groups are arranged along a first direction and are spaced apart from each other, each of the signal line groups includes at least one signal line, and the signal line extends along a second direction intersecting the first direction. Each of the sub-pixel groups includes a first sub-pixel, and the first sub-pixel includes a first anode and a first effective light-emitting region, the first anode includes a first main portion, and the first main portion at least partially overlaps with the first effective light-emitting region, a size of the first main portion in the first direction is larger than a size of the first main portion in the second direction, and the first anode overlaps with two adjacent signal line groups.Type: GrantFiled: July 31, 2019Date of Patent: April 15, 2025Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Ling Shi, Shiming Shi, Chien Pang Huang, Hao Zhang
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Patent number: 12277910Abstract: A shift register unit and a driving method thereof, a gate drive circuit, and a display device are disclosed. The shift register unit includes: an input circuit, a first control circuit, an output circuit, an output noise reduction circuit, and a reset circuit; wherein the input circuit is connected to an input terminal; the first control circuit is connected to the first node, a second node, and a first clock signal terminal; the output circuit is connected to an output terminal; the output noise reduction circuit is connected to the output terminal; and the reset circuit is connected to a total reset terminal and a first voltage terminal, wherein the total reset signal is an invalid level in a first operation stage, and the total reset signal includes at least one period of valid level in a second operation stage.Type: GrantFiled: May 31, 2021Date of Patent: April 15, 2025Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Guangliang Shang, Libin Liu, Jiangnan Lu, Yu Feng, Xinshe Yin, Shiming Shi
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Publication number: 20250107342Abstract: A display panel includes a base substrate; an anode material layer including an anode of a light emitting element on the base substrate; a pixel definition layer on a side of the anode material layer away from the base substrate, and defining a subpixel aperture; an organic material layer at least partially in the subpixel aperture and on a side of the anode away from the base substrate; a cathode layer on a side of the organic material layer away from the base substrate; and a first auxiliary cathode layer on a side of the pixel definition layer away from the base substrate. The first auxiliary cathode layer is connected to the cathode layer, and includes a conductive material. An orthographic projection of the first auxiliary cathode layer on the base substrate at least partially overlaps with an orthographic projection of the pixel definition layer on the base substrate.Type: ApplicationFiled: September 22, 2023Publication date: March 27, 2025Applicants: Beijing BOE Technology Development Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Hejin Wang, Dengyun Chen, Zheng Liu, Shiming Shi
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Publication number: 20250098087Abstract: A telescopic mechanism includes a fixed part, a movable part and a telescopic assembly, where the telescopic assembly includes m folding telescopic frames and m-1 balance connecting rod groups; two ends of the folding telescopic frame are connected to the fixed part and the movable part respectively, the m folding telescopic frames are disposed at intervals in a first direction, and the first direction is perpendicular to a telescoping direction of the telescopic assembly; and each balance connecting rod group is disposed between two adjacent folding telescopic frames, each balance connecting rod group includes at least one balance connecting rod, and two ends of each balance connecting rod are connected to the two adjacent folding telescopic frames respectively.Type: ApplicationFiled: May 11, 2023Publication date: March 20, 2025Applicant: BOE Technology Group Co., Ltd.Inventors: Pengfei ZHOU, Shangchieh CHU, Yanyan YANG, Xinyu WANG, Song ZHANG, Shiming SHI
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Publication number: 20250089489Abstract: A display panel and a display device are provided. The display panel includes a base substrate and a pixel driving circuit provided on a side of the base substrate, and the pixel driving circuit includes a driving transistor, ninth transistor, eighth transistor, first transistor and second transistor. A first electrode of the ninth transistor is connected to a third initial signal line and a second electrode of the ninth transistor is connected to a first electrode of the driving transistor. A first electrode of the eighth transistor is connected to a gate electrode of the driving transistor. A first electrode of the first transistor is connected to a first initial signal line and a second electrode of the first transistor is connected to a second electrode of the eighth transistor. A first electrode of the second transistor is connected to the second electrode of the eighth transistor and a second electrode of the second transistor is connected to a second electrode of the driving transistor.Type: ApplicationFiled: June 29, 2022Publication date: March 13, 2025Applicant: BOE Technology Group Co., Ltd.Inventors: Yu FENG, Libin LIU, Li WANG, Jianchao ZHU, Shiming SHI, Jingquan WANG
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Publication number: 20250085821Abstract: A touch display substrate, a method for manufacturing a touch display substrate and a display apparatus are provided. The touch display substrate includes: a base substrate; at least one touch electrode, which includes a plurality of touch signal lines extending in preset directions, and the plurality of touch signal lines form a mesh structure; display signal lines on the base substrate and electrically connected to display pixels for providing display signals there to; second signal lines electrically connected to a constant potential terminal, and between a layer of the touch signal lines and a layer of the display signal lines. Orthographic projections of the second signal lines on the base substrate at least partially overlap with those of at least some touch signal lines; and/or orthographic projections of the second signal lines on the base substrate at least partially overlap with those of at least some display signal lines.Type: ApplicationFiled: August 15, 2022Publication date: March 13, 2025Inventors: Dalin XIANG, Shiming SHI, Zewen BO, Lian XIANG, Lina LIU, Yuanyuan LI, Meizhu ZHENG, Mengyang WEN
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Patent number: 12223908Abstract: A display substrate includes a pixel driving circuit, which includes a driving circuit, a storage circuit and a reset circuit. The reset circuit is electrically connected to a first terminal of the driving circuit. The driving circuit is used to conduct a path between the first terminal and a second terminal of the driving circuit under the control of a potential at its control terminal. The storage circuit is electrically connected to the control terminal of the driving circuit. The reset circuit includes a first capacitor. The storage circuit includes a second capacitor. An area of an overlap between orthographic projections of a first electrode plate and a second electrode plate of the first capacitor on the base substrate is smaller than that of the second capacitor on the base substrate.Type: GrantFiled: August 24, 2022Date of Patent: February 11, 2025Assignee: BOE Technology Group Co., Ltd.Inventors: Zhenzhen Shan, Libin Liu, Jiangnan Lu, Shiming Shi
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Patent number: 12223906Abstract: A pixel circuit, a driving method and a display device. The pixel circuit includes a driving circuit, a first control circuit, a compensation control circuit and a first initialization circuit; the first control circuit is configured to control to connect the control end of the driving circuit and the connection node under the control of a first scan signal; the compensation control circuit is configured to control to connect the connection node and the first end of the driving circuit under the control of a second scan signal; the first initialization circuit is configured to write a first initialization voltage into the connection node under the control of an initialization control signal; the driving circuit is configured to control to connect the first end and a second end of the driving circuit under the control of a potential of the control end thereof.Type: GrantFiled: July 30, 2021Date of Patent: February 11, 2025Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Libin Liu, Shiming Shi, Xiyu Zhao, Yu Feng, Li Wang
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Patent number: 12222761Abstract: Disclosed are a display module and a display device. The display module includes a rear shell and an intermediate frame, and a display screen, an ultra-thin protective cover plate, and a protective film. The rear shell has a back plate and a first folded edge bent and extending from the edge of the back plate to the side of the display screen. The intermediate frame is located in a region enclosed by the back plate and the first folded edge. The ultra-thin protective cover plate has a first surface away from the side of the display screen, and a side surface located on the edge. The protective film includes a first part attached to the first surface of the ultra-thin protective cover plate, and a second part coating the side surface of the ultra-thin protective cover plate.Type: GrantFiled: June 8, 2021Date of Patent: February 11, 2025Assignee: Beijing BOE Technology Development Co., Ltd.Inventors: Linlin Xu, Shangchieh Chu, Shiming Shi
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Patent number: 12219866Abstract: 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.Type: GrantFiled: January 4, 2021Date of Patent: February 4, 2025Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yonghong Zhou, Shiming Shi, Meiling Gao, Zhao Li, Liming Dong
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Patent number: 12211447Abstract: A shift register circuit includes a first control sub-circuit and a first output sub-circuit. The first control sub-circuit is configured to: adjust a voltage of a first node to a turn-on voltage due to an influence of a first direct current voltage signal from a first clock signal terminal, an initial voltage signal from an initial signal terminal and a second direct current voltage signal from a second clock signal terminal; and maintain the voltage of the first node at the turn-on voltage due to an influence of a first clock signal from the first clock signal terminal and a second clock signal from the second clock signal terminal. The first output sub-circuit is configured to be turned on under a control of the turn-on voltage of the first node to transmit a first voltage signal from a first voltage terminal to a signal output terminal.Type: GrantFiled: March 23, 2021Date of Patent: January 28, 2025Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Guangliang Shang, Jiangnan Lu, Long Han, Li Wang, Libin Liu, Xinshe Yin, Shiming Shi
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Patent number: 12205541Abstract: 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.Type: GrantFiled: June 29, 2021Date of Patent: January 21, 2025Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Libin Liu, Jiangnan Lu, Shiming Shi, Li Wang
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Patent number: 12190800Abstract: 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.Type: GrantFiled: May 31, 2022Date of Patent: January 7, 2025Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Baoyun Wu, Yang Yu, Yuanzhang Zhu, Xuesong Tian, Xinbin Han, Shiming Shi, Hui Zhao, Hualing Yang
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Publication number: 20250006133Abstract: A driving circuit is provided. The driving circuit includes one or more scan circuits; wherein the one or more scan circuits comprise a first scan circuit; wherein the first scan circuit comprises a plurality of first scan sub-circuits; and at least two first scan sub-circuits of the plurality of first scan sub-circuits are configured to drive two display sub-areas of a plurality of display sub-areas of a display area with two different driving frequencies in at least one frame of image, respectively.Type: ApplicationFiled: November 30, 2022Publication date: January 2, 2025Applicant: BOE Technology Group Co., Ltd.Inventors: Yu Feng, Libin Liu, Shiming Shi
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Patent number: 12183271Abstract: The present disclosure provides a pixel array and a display apparatus. The pixel array includes a plurality of first sub-pixels having a first color, a plurality of second sub-pixels having a second color, and a plurality of third sub-pixels having a third color; wherein at least a portion of at least one first sub-pixel of the plurality of first sub-pixels includes an inward indentation, at least a portion of at least one second sub-pixel of the plurality of second sub-pixels includes an inward indentation, and at least one of the plurality of third sub-pixels adjacent to the at least one second sub-pixel includes an outward protrusion corresponding to the inward indentation of the at least one second sub-pixel.Type: GrantFiled: October 29, 2021Date of Patent: December 31, 2024Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jiangnan Lu, Shiming Shi, Hui Zhao, Libin Liu, Yanyan Wang, Weiwei Wang
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Publication number: 20240427444Abstract: The present disclosure provides a touch panel and a display device. The touch panel includes a touch display region and a peripheral region surrounding the touch display region. The touch panel includes: a substrate; a light emitting unit on a side of the substrate and in the touch display region; a first inorganic packaging layer on a side of the light emitting unit away from the substrate; a shielding structure on a side of the first inorganic packaging layer away from the substrate and located in the touch display region; a first organic packaging layer on a side of the shielding structure away from the substrate; a second inorganic packaging layer on a side of the first organic packaging layer away from the substrate; and a touch electrode on a side of the second inorganic packaging layer away from the light emitting unit and in the touch display region.Type: ApplicationFiled: July 13, 2023Publication date: December 26, 2024Inventors: Shiming SHI, Zewen BO, Libin LIU, Song ZHANG