Patents by Inventor Zhenglong Yan
Zhenglong Yan 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: 20250098503Abstract: A display panel includes a display structure, a touch layer located on a light-exit side of the display substrate, and a black matrix layer located on a side of the layer away from the display substrate. The display substrate includes sub-pixels each having a light-emitting region located within a reference region. The touch layer includes a metal mesh structure including metal lines. Orthogonal projections of the metal lines on the display substrate are located between reference regions where light-emitting regions of the sub-pixels are located. A spacing exists between a metal line adjacent to the light-emitting region of the sub-pixel and the reference region where the light-emitting region is located. The black matrix layer includes openings. An orthogonal projection of each opening on the display substrate surrounds a single light-emitting region and is at least partially located outside a reference region where the single light-emitting region is located.Type: ApplicationFiled: August 30, 2022Publication date: March 20, 2025Inventors: Yanyang Shang, Shuo Li, Zhenglong Yan
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Publication number: 20250089512Abstract: A display panel and a display device are provided. The display panel includes a base substrate, a driving circuit layer, a light-emitting device layer, and a color film layer. Color film patterns of the color film layer includes first color film patterns, second color film patterns and third color film patterns, light-emitting regions of first color sub-pixels and light-emitting regions of second color sub-pixels are alternately arranged along a first direction to form first sub-pixel rows; light-emitting regions of third color sub-pixels are arranged along the first direction to form second sub-pixel rows. The first sub-pixel row includes a middle first sub-pixel, two adjacent second sub-pixel rows, and two outer first sub-pixel rows. The first color film pattern in the middle first sub-pixel row extends across the adjacent second sub-pixel row and further extends to the outer first sub-pixel row.Type: ApplicationFiled: February 10, 2023Publication date: March 13, 2025Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Shuo LI, Yanyang SHANG, Bin LIU, Zhenglong YAN, Ling SHI
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Publication number: 20250089482Abstract: The present disclosure provides a display panel and a display device. The display panel includes: a base substrate including a display area and a non-display area, the non-display area including: a lead area, a bending area, and a bonding area; a plurality of touch wirings arranged on the base substrate, one end of the touch wirings being connected to the display area, and the other end extending to the bonding area via the lead area and the bending area; signal wirings including a first portion located at the lead area, a second portion located at the bending area, and a third portion located at the bonding area, the second portion including a plurality of sub-signal wirings, the plurality of sub-signal wirings being divided into a plurality of sub-signal wiring groups; where in the bending area, the touch wirings and the sub-signal wiring groups are alternately distributed in a first direction.Type: ApplicationFiled: May 23, 2022Publication date: March 13, 2025Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Zhenglong Yan, Yanyang Shang, Zhu Wang, Ling Shi
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Publication number: 20250087151Abstract: A pixel circuit includes a driving transistor, a reset sub-circuit, a leakage prevention sub-circuit and a data writing sub-circuit. The reset sub-circuit is configured to, under control of a first scanning signal, transmit a reference voltage signal to a first electrode of the driving transistor. The leakage prevention sub-circuit is configured to, under control of a second scanning signal, connect the first electrode of the driving transistor to a control electrode of the driving transistor. The data writing sub-circuit is configured to, under control of a third scanning signal, transmit a data signal to a second electrode of the driving transistor. The reset sub-circuit and the data writing sub-circuit are turned on sequentially when the leakage prevention sub-circuit is turned on; and the reset sub-circuit is turned on at least once when the leakage prevention sub-circuit is turned off.Type: ApplicationFiled: December 9, 2022Publication date: March 13, 2025Inventors: Zhu WANG, Yanyang SHANG, Zhenglong YAN, Ling SHI
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Publication number: 20250056976Abstract: A display panel includes a substrate, a first electrode layer disposed on the substrate, and a light-emitting definition layer disposed on a side of the first electrode layer away from the substrate. The first electrode layer includes first electrode blocks and second electrode blocks. An area of a first electrode block is greater than an area of a second electrode block. The first electrode blocks are arranged in an array of rows and columns. Each second electrode block is located between four adjacent first electrode blocks arranged in two rows and two columns. The light-emitting definition layer has first light-transmitting holes. At least a part of each first electrode block is exposed by a first light-transmitting hole, and at least a part of each second electrode block is exposed by a first light-transmitting hole. At least part of a boundary of at least one first light-transmitting hole is curved.Type: ApplicationFiled: October 31, 2024Publication date: February 13, 2025Inventors: Shuo Li, Youchun Chen, Yanyang Shang, Zhenglong Yan
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Patent number: 12223891Abstract: A display substrate includes a first wiring region (110) and a second wiring region (120), wherein the first wiring region (110) is provided with at least one first wiring (71) and a light emitting device, the second wiring region (120) is provided with at least one second wiring (72) and a light emitting device, and the light emitting device at least includes an anode (90). The first wiring region (110) further includes at least one first compensation line (81), an orthographic projection of the at least one anode (90) in the plane of the display substrate at least partially overlaps with an orthographic projection of the first compensation line (81) in the plane of the display substrate.Type: GrantFiled: February 22, 2022Date of Patent: February 11, 2025Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Changchang Liu, Zhu Wang, Hui Lu, Dan Guo, Yanyang Shang, Zhenglong Yan
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Patent number: 12190781Abstract: Provided is a shift register unit. The shift register unit includes a first input circuit, a second input circuit and an output circuit. The first input circuit is coupled to a first clock terminal, a first node, a second node, a third node, a pull-up power supply terminal, and a pull-down power supply terminal. The second circuit is coupled to the first node, the second node, the third node, the pull-up power supply terminal, the pull-down power supply terminal, an input control terminal, and the first clock terminal. The output circuit is coupled to the pull-up power supply terminal, the pull-down power supply terminal, the third node, a second clock terminal, and an output terminal.Type: GrantFiled: October 25, 2021Date of Patent: January 7, 2025Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Zhu Wang, Zhenglong Yan, Hui Lu, Ke Liu, Ling Shi, Yipeng Chen
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Publication number: 20240407212Abstract: A display panel and a display device are provided. The display panel includes a display area and a non-display area on a side of the display area. The non-display area includes a bending area, a bonding area, and a wiring area between the bending area and the bonding area. The display panel includes: a base substrate and a touch structure on the base substrate. The touch structure includes a touch lead led out from the display area and extending to the bonding area. The touch lead includes a first lead in the bending area and a second lead in the wiring area. The first lead and the second lead are electrically connected and located in different metal layers. The second lead is made of a single-layer metal wire.Type: ApplicationFiled: June 21, 2023Publication date: December 5, 2024Inventors: Kemeng TONG, Jun YAN, Fan HE, Xiangdan DONG, Ansu LEE, Mengmeng DU, Tingliang LIU, Wei ZHANG, Haijun QIU, Ming HU, Yongliang ZHAO, Zhiliang JIANG, Gukhwan SONG, Rui WANG, Taofeng XIE, Hai ZHENG, Yi ZHANG, Fengli JI, Haigang QING, Zhenglong YAN
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Publication number: 20240357878Abstract: The disclosure provides a display substrate and a display device. The display substrate has a plurality of sub-pixels, and includes a base substrate, a light-shielding layer, a pixel driving circuit layer, and a pixel definition layer. The light-shielding layer is disposed on the base substrate, and includes a plurality of first light transmission openings. The pixel driving circuit layer is disposed on the light-shielding layer. The pixel definition layer is disposed on the pixel driving circuit layer, and includes a plurality of sub-pixel openings, each sub-pixel includes a pixel driving circuit disposed in the pixel driving circuit layer and a light-emitting device at least partially disposed in the sub-pixel opening, and orthographic projections of the first light transmission openings on the base substrate are respectively located between orthographic projections of adjacent sub-pixel openings on the base substrate.Type: ApplicationFiled: May 31, 2022Publication date: October 24, 2024Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Hui LU, Zhenglong YAN, Yanyang SHANG, Ling SHI, Ming YANG
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Patent number: 12125438Abstract: A pixel circuit includes a light-emitting element, a driving circuit, a compensation control circuit, a data writing-in circuit, a first reset circuit, a light-emitting control circuit and an energy storage circuit; the compensation control circuit controls to connect the control end and the first end of the driving circuit; the data writing-in circuit writes a data voltage into the second end of the driving circuit; the first reset circuit writes a reference voltage into the control end of the driving circuit under the control of a reset control signal; the energy storage circuit is electrically connected to the control end of the driving circuit and the first electrode of the light-emitting element, and is configured to store electrical energy; the driving circuit controls to connect the first end and the second end of the driving circuit under the control of the control end thereof.Type: GrantFiled: August 30, 2021Date of Patent: October 22, 2024Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Zhu Wang, Zhenglong Yan, Ling Shi
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Publication number: 20240324405Abstract: Provided are a display panel, a fabricating method thereof, and a display device. The method includes: forming and patterning a first source-drain material film layer, forming a first source-drain layer in a display region, forming at least one isolation pillar transition pattern in a via-hole encapsulation region; etching a second metal layer to form a recessed part; forming an anode material film layer on the first source-drain layer; forming a first pad located on the protective layer and a second pad located around the isolation pillar; forming a photoresist material film layer on the anode material film layer, exposing the photoresist material film layer to form a patterned photoresist layer in the display region, and completely retaining the photoresist material film layer in the via-hole encapsulation region; etching the anode material film layer to form an anode layer; and stripping off the photoresist material film layer.Type: ApplicationFiled: June 20, 2022Publication date: September 26, 2024Inventors: Yanyang SHANG, Peng HOU, Zhu WANG, Zhenglong YAN, Shuo LI
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Publication number: 20240295932Abstract: Embodiments of the disclosure provide a touch display panel and a display device. The touch display panel includes a base substrate, where the base substrate includes a display area, a bezel area surrounding the display area and a bonding area extending from the bezel area on one side; and a touch structural layer, on a side of the base substrate. The touch structural layer includes a plurality of touch traces in the bezel area; and at least part of the touch traces are single-layered traces and adjacent single-layered touch traces are disposed in different layers.Type: ApplicationFiled: May 26, 2022Publication date: September 5, 2024Inventors: Zhenglong YAN, Yanyang SHANG, Hui LU, Ling SHI
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Publication number: 20240265865Abstract: A pixel circuit includes a light-emitting element, a driving circuit, a compensation control circuit, a data writing-in circuit, a first reset circuit, a light-emitting control circuit and an energy storage circuit; the compensation control circuit controls to connect the control end and the first end of the driving circuit; the data writing-in circuit writes a data voltage into the second end of the driving circuit; the first reset circuit writes a reference voltage into the control end of the driving circuit under the control of a reset control signal; the energy storage circuit is electrically connected to the control end of the driving circuit and the first electrode of the light-emitting element, and is configured to store electrical energy; the driving circuit controls to connect the first end and the second end of the driving circuit under the control of the control end thereof.Type: ApplicationFiled: August 30, 2021Publication date: August 8, 2024Inventors: Zhu WANG, Zhenglong YAN, Ling SHI
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Publication number: 20240257730Abstract: A display substrate includes a first wiring region (110) and a second wiring region (120), wherein the first wiring region (110) is provided with at least one first wiring (71) and a light emitting device, the second wiring region (120) is provided with at least one second wiring (72) and a light emitting device, and the light emitting device at least includes an anode (90). The first wiring region (110) further includes at least one first compensation line (81), an orthographic projection of the at least one anode (90) in the plane of the display substrate at least partially overlaps with an orthographic projection of the first compensation line (81) in the plane of the display substrate.Type: ApplicationFiled: February 22, 2022Publication date: August 1, 2024Inventors: Changchang LIU, Zhu WANG, Hui LU, Dan GUO, Yanyang SHANG, Zhenglong YAN
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Patent number: 12027086Abstract: A driving circuit of a display panel includes: a first driving control circuit configured to, in a first display state, provide a signal of an OFF signal terminal to a starting node of a first light emitting signal driver according to a control signal of an ON level provided by a control signal terminal; the first light emitting signal driver configured to, in the first display state, control a light emitting signal output terminal to provide an OFF-level signal to a light emitting control terminal of a pixel driving circuit in a first display region according to the signal of the OFF signal terminal; and a second light emitting signal driver configured to, in the first display state, control a light emitting signal output terminal to provide a light emitting signal to a light emitting control terminal of a pixel driving circuit in a second display region.Type: GrantFiled: October 27, 2021Date of Patent: July 2, 2024Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Zhu Wang, Fei Fang, Ling Shi, Zhenglong Yan
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Publication number: 20240203316Abstract: The present disclosure provides a shift register unit and a driving method therefor, a gate drive circuit, and a display device, belonging to the field of display technologies. In the shift register unit, a first input circuit can control a potential of a first node under control of a first clock signal provided by a first clock terminal and control a potential of a third node under control of a potential of a second node. A second input circuit can control the potential of the second node under control of the first clock signal, an input control signal provided by an input control terminal, the potential of the third node, and the potential of the first node. An output circuit can transmit a pull-up power signal at a high potential or a pull-down power signal at a low potential to an output terminal under control of the third node.Type: ApplicationFiled: October 25, 2021Publication date: June 20, 2024Inventors: Zhu WANG, Zhenglong YAN, Hui LU, Ke LIU, Ling SHI, Yipeng CHEN
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Patent number: 11862216Abstract: A shift register, comprising an input circuit, a first control circuit, a second control circuit and an output circuit. The input circuit is configured to transmit a first voltage signal from a first voltage signal terminal to a first node under the control of an input signal from a signal input terminal. The first control circuit is configured to transmit a second voltage signal from a second voltage signal terminal to a second node under the control of a first clock signal from a first clock signal terminal and the voltage of the first node. The second control circuit is configured to transmit a second clock signal from a second clock signal terminal to a third node under the control of the voltage of the second node. The output circuit is configured to transmit the first voltage signal from the first voltage signal terminal to a scan signal output terminal under the control of the voltage of the third node.Type: GrantFiled: October 27, 2021Date of Patent: January 2, 2024Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Zhu Wang, Ling Shi, Yipeng Chen, Hui Lu, Zhenglong Yan, Changchang Liu, Ke Liu
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Publication number: 20230207031Abstract: A shift register, comprising an input circuit, a first control circuit, a second control circuit and an output circuit. The input circuit is configured to transmit a first voltage signal from a first voltage signal terminal to a first node under the control of an input signal from a signal input terminal. The first control circuit is configured to transmit a second voltage signal from a second voltage signal terminal to a second node under the control of a first clock signal from a first clock signal terminal and the voltage of the first node. The second control circuit is configured to transmit a second clock signal from a second clock signal terminal to a third node under the control of the voltage of the second node. The output circuit is configured to transmit the first voltage signal from the first voltage signal terminal to a scan signal output terminal under the control of the voltage of the third node.Type: ApplicationFiled: October 27, 2021Publication date: June 29, 2023Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Zhu WANG, Ling SHI, Yipeng CHEN, Hui LU, Zhenglong YAN, Changchang LIU, Ke LIU
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Patent number: 11507222Abstract: A displaying base plate and a displaying device, wherein the displaying base plate includes a displaying region, a binding region, and a fanout region located between the displaying region and the binding region, the fanout region includes a touch-controlling lead wire, a data lead wire, and at least one shielding wire located between the touch-controlling lead wire and the data lead wire, the at least one shielding wire includes a first shielding wire, and the first shielding wire is earthed or is connected to a constant electric potential.Type: GrantFiled: May 28, 2021Date of Patent: November 22, 2022Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.Inventors: Zhu Wang, Fei Fang, Weiqing Li, Zhenglong Yan, Ling Shi
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Publication number: 20220270530Abstract: A driving circuit of a display panel includes: a first driving control circuit configured to, in a first display state, provide a signal of an OFF signal terminal to a starting node of a first light emitting signal driver according to a control signal of an ON level provided by a control signal terminal; the first light emitting signal driver configured to, in the first display state, control a light emitting signal output terminal to provide an OFF-level signal to a light emitting control terminal of a pixel driving circuit in a first display region according to the signal of the OFF signal terminal; and a second light emitting signal driver configured to, in the first display state, control a light emitting signal output terminal to provide a light emitting signal to a light emitting control terminal of a pixel driving circuit in a second display region.Type: ApplicationFiled: October 27, 2021Publication date: August 25, 2022Inventors: Zhu WANG, Fei FANG, Ling SHI, Zhenglong YAN