Patents by Inventor Yudiao CHENG
Yudiao CHENG 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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Patent number: 11961471Abstract: A display substrate and a display device are provided, the display substrate includes: a base substrate and a plurality of reset signal lines, the base substrate includes a display region, each of the sub-pixels includes a pixel driving circuit and a light-emitting element, the light-emitting element includes a light-emitting region and a first electrode, the pixel driving circuit is configured to drive the light-emitting element to emit light; orthographic projections of the first electrodes of the light-emitting elements of the sub-pixels of the pixel units on a board surface of the base substrate at least partially overlap with orthographic projections of the pixel driving circuits of the sub-pixels of the plurality of pixel units on the board surface of the base substrate, and are located on a same side of the reset signal lines electrically connected to the pixel driving circuits of the sub-pixels of the plurality of pixel units.Type: GrantFiled: August 11, 2021Date of Patent: April 16, 2024Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Lili Du, Kaipeng Sun, Yue Long, Chao Wu, Yudiao Cheng
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Publication number: 20240078970Abstract: Provided are a display panel and a display device. The display panel includes: a base substrate; light-emitting elements including groups of light-emitting elements, at least one group of light-emitting elements including first-region light-emitting elements and second-region light-emitting elements; pixel circuits including groups of pixel circuits, at least one group of pixel circuits including first-type pixel circuits and second-type pixel circuits, at least one second-type pixel circuit is connected with at least one second-region light-emitting element through a conductive line, first light-emitting elements are connected with first pixel circuits through first conductive lines, in the at least one group of light-emitting elements and the at least one group of pixel circuits, first pixel circuits connected with first light-emitting elements are closer to the second display region than each of second pixel circuits connected with second light-emitting elements.Type: ApplicationFiled: October 18, 2023Publication date: March 7, 2024Inventors: Yao HUANG, Weiyun HUANG, Yue LONG, Yudiao CHENG
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Publication number: 20240078936Abstract: A display panel and a display device are provided. In the display panel, a first display region includes first light-emitting units, and a second display region includes second light-emitting units, first pixel circuits and second pixel circuits, the first pixel circuit is connected with the first light-emitting unit, and the second pixel circuit is connected with the second light-emitting unit. The first display region includes a first region and a second region on a side of the first region away from the second display region, the second display region includes a third region and a fourth region on a side of the third region close to the first display region, the first light-emitting unit in the first region is connected with the first pixel circuit in the third region, the first light-emitting unit in the second region is connected with the first pixel circuit in the fourth region.Type: ApplicationFiled: July 21, 2021Publication date: March 7, 2024Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yudiao CHENG, Weiyun HUANG, Yuanyou QIU, Jianchang CAI, Lili DU, Chi YU
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Publication number: 20240062717Abstract: The present disclosure discloses a display panel and a display device. The display panel includes a base substrate including a first display region and a second display region. Since pixel circuits for driving light-emitting elements in the second display region are only disposed in the first display region but not disposed in the second display region, the light transmittance of the second display region is ensured to be good. Correspondingly, the display panel in the present disclosure has a good display effect.Type: ApplicationFiled: October 30, 2023Publication date: February 22, 2024Inventors: Yudiao Cheng, Benlian Wang, Yao Huang, Weiyun Huang, Lili Du, Yue Long
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Publication number: 20240038163Abstract: Provided is a display substrate, which includes: a base substrate disposed with a first display region and a second display region, multiple second-region light emitting elements located in the second display region, and multiple second-type pixel circuits located in the first display region. The first display region is located at at least one side of the second display region. The multiple second-type pixel circuits include multiple pixel circuits of a first structure and multiple pixel circuits of a second structure. At least one pixel circuit of the multiple pixel circuits of the first structure is connected with at least one second-region light emitting element of the multiple second-region light emitting elements through a first group of conductive lines.Type: ApplicationFiled: April 27, 2021Publication date: February 1, 2024Inventors: Yao HUANG, Yudiao CHENG
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Publication number: 20240029647Abstract: The present disclosure provides display substrate and display device, and belongs to the field of display technology. The display substrate of the disclosure has mounting region, first display region adjacent to mounting region, and second display region surrounding first display region and/or mounting region. The display substrate comprises: substrate; driving circuit layer on substrate and comprising pixel driving circuits in first display region and second display region, and arrangement density of pixel driving circuits in second display region is less than that of pixel driving circuits in second display region; and light emitting devices in mounting region, first display region, and second display region, first electrode of each light emitting device being electrically coupled to a corresponding pixel driving circuit, and pixel driving circuit electrically coupled to first electrode of light emitting device in the mounting region being located in first display region.Type: ApplicationFiled: September 28, 2023Publication date: January 25, 2024Inventors: Yudiao CHENG, Benlian WANG, Meng LI, Weiyun HUANG, Yao HUANG
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Patent number: 11871605Abstract: This disclosure relates to a display panel and a manufacturing method thereof, and a display device. The display panel includes a display area, an opening area and an isolation area located between the display area and the opening area and surrounding the opening area, and includes: a base substrate; a driving circuit layer including a thin film transistor and a storage capacitor that are formed on the base substrate and located in the display area, the thin film transistor including a gate electrode, a first gate insulating layer, an interlayer dielectric layer and source and drain electrodes that are sequentially formed, the storage capacitor including a first electrode plate on the same layer as the gate electrode and a second electrode plate between the first gate insulating layer and the interlayer dielectric layer; a first isolation column formed on the base substrate and located in the isolation area.Type: GrantFiled: May 29, 2020Date of Patent: January 9, 2024Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Weiyun Huang, Yudiao Cheng, Pinchao Gu
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Patent number: 11862081Abstract: Provided is a display panel including a base substrate including a first display region and a second display region, a plurality of first pixel circuits, a plurality of second pixel circuits, a plurality of first light-emitting elements, and a plurality of second light-emitting elements disposed in the second display region; wherein at least one of the plurality of first pixel circuits is connected to at least one of the plurality of first light-emitting elements, an orthographic projection of the at least one first pixel circuit on the base substrate is at least partially overlapped with an orthographic projection of the at least one first light-emitting element on the base substrate, and at least one of the plurality of second pixel circuits is connected to at least one of the plurality of second light-emitting elements by a conductive trace.Type: GrantFiled: September 30, 2020Date of Patent: January 2, 2024Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yudiao Cheng, Benlian Wang, Yao Huang, Weiyun Huang, Lili Du, Yue Long
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Patent number: 11847964Abstract: Provided are a display panel and a display device. The display panel includes: a base substrate; light-emitting elements including groups of light-emitting elements, at least one group of light-emitting elements including first-region light-emitting elements and second-region light-emitting elements; pixel circuits including groups of pixel circuits, at least one group of pixel circuits including first-type pixel circuits and second-type pixel circuits, at least one second-type pixel circuit is connected with at least one second-region light-emitting element through a conductive line, first light-emitting elements are connected with first pixel circuits through first conductive lines, in the at least one group of light-emitting elements and the at least one group of pixel circuits, first pixel circuits connected with first light-emitting elements are closer to the second display region than each of second pixel circuits connected with second light-emitting elements.Type: GrantFiled: March 12, 2021Date of Patent: December 19, 2023Assignees: CHENGDU 03;BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yao Huang, Weiyun Huang, Yue Long, Yudiao Cheng
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Patent number: 11829568Abstract: A touch control structure is provided. The touch control structure includes a plurality of first mesh electrodes and a plurality of second mesh electrodes. The touch control structure is limited in a touch control region and absent in a window region surrounded by the touch control region. The touch control structure includes a plurality of window-adjacent mesh blocks and a plurality of capacitance-compensating conductive plates. A respective one of the plurality of capacitance-compensating plates is directly connected to at least one mesh line of a respective one of the plurality of window-adjacent mesh blocks. The plurality of capacitance-compensating plates respectively surround a plurality of portions of a periphery of the window region.Type: GrantFiled: September 27, 2020Date of Patent: November 28, 2023Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Chao Wu, Kaipeng Sun, Yuanyou Qiu, Yufei Huo, Meng Li, Yudiao Cheng, Pinchao Gu, Chao Zeng, Tianyi Cheng
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Publication number: 20230360581Abstract: A display panel including: a base substrate which includes a display region and a non-display region on at least one side of the display region, the display region includes a first display region and a second display region having a resolution higher than that of the first display region, and the non-display region includes a pixel circuit region; a plurality of first light-emitting elements in the first display region; and a plurality of first pixel circuits in the pixel circuit region, where orthographic projections of the plurality of first pixel circuits and orthographic projections of the plurality of first light-emitting elements on the base substrate are not overlapped with one another.Type: ApplicationFiled: July 14, 2023Publication date: November 9, 2023Inventors: Yuanyou Qiu, Yudiao Cheng
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Patent number: 11810504Abstract: The present disclosure provides display substrate and display device, and belongs to the field of display technology. The display substrate of the disclosure has mounting region, first display region adjacent to mounting region, and second display region surrounding first display region and/or mounting region. The display substrate comprises: substrate; driving circuit layer on substrate and comprising pixel driving circuits in first display region and second display region, and arrangement density of pixel driving circuits in second display region is less than that of pixel driving circuits in second display region; and light emitting devices in mounting region, first display region, and second display region, first electrode of each light emitting device being electrically coupled to a corresponding pixel driving circuit, and pixel driving circuit electrically coupled to first electrode of light emitting device in the mounting region being located in first display region.Type: GrantFiled: October 28, 2020Date of Patent: November 7, 2023Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yudiao Cheng, Benlian Wang, Meng Li, Weiyun Huang, Yao Huang
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Publication number: 20230354653Abstract: The present application discloses a display panel, a display device and a method for manufacturing a display panel. The display panel includes a first display area, including a plurality of first light emitting units and a first driving layer for driving the plurality of first light emitting units, and a second display area, at least partially surrounded by the first display area, and making ambient light at least partially transmitted. The first driving layer includes a first light shielding pattern, the first light shielding pattern at least partially surrounding the second display area and including a hollow structure which exposes at least part of the second display area.Type: ApplicationFiled: March 31, 2021Publication date: November 2, 2023Inventors: Zhi WANG, Yue LONG, Weiyun HUANG, Yao HUANG, Benlian WANG, Lili DU, Yudiao CHENG, Bo SHI
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Patent number: 11804176Abstract: A display substrate and a display device, the display substrate includes a first side for displaying and a second side, and includes: a base substrate; a display region including first and second display regions, the first display region including multiple pixel unit groups, each pixel unit group including multiple first pixel units, and each first pixel unit including a pixel region and an opening region; multiple first power lines located in the pixel region; a shielding layer including a hollow region and a shielding region; for one pixel unit group, the opening region of each first pixel unit at least partially overlaps with the shielding region, the opening region of at least one first pixel unit includes a first shielding connecting portion at least partially overlapping with the shielding region, the shielding layer is connected with at least one first power line through the first shielding connecting portion.Type: GrantFiled: May 18, 2021Date of Patent: October 31, 2023Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Cong Liu, Yao Huang, Jiachang Cai, Yudiao Cheng, Chao Wu
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Patent number: 11798456Abstract: A display panel including: a base substrate which includes a display region and a non-display region on at least one side of the display region, the display region includes a first display region and a second display region having a resolution higher than that of the first display region, and the non-display region includes a pixel circuit region; a plurality of first light-emitting elements in the first display region; and a plurality of first pixel circuits in the pixel circuit region, where orthographic projections of the plurality of first pixel circuits and orthographic projections of the plurality of first light-emitting elements on the base substrate are not overlapped with one another.Type: GrantFiled: September 29, 2020Date of Patent: October 24, 2023Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yuanyou Qiu, Yudiao Cheng
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Publication number: 20230320145Abstract: A display substrate and a display apparatus are provided. The display substrate includes a first display region and a second display region; the first display region is located at a periphery of the second display region; the first display region includes first light-emitting elements, first pixel circuits, second pixel circuits, and third pixel circuits; the second display region includes second light-emitting elements; the second pixel circuits are connected with the second light-emitting elements; the third pixel circuit is a dummy pixel circuit. The display substrate further includes first data lines and second data lines, the first data lines are configured to be connected with the first pixel circuits, and the second data lines are configured to be connected with at least the second pixel circuits. Part of the third pixel circuits overlap with the second data lines are insulated from the second data lines.Type: ApplicationFiled: April 30, 2021Publication date: October 5, 2023Inventors: Yudiao CHENG, Binyan WANG, Yue LONG, Weiyun HUANG
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Publication number: 20230309337Abstract: This disclosure relates to a display panel and a manufacturing method thereof, and a display device. The display panel includes a display area, an opening area and an isolation area located between the display area and the opening area and surrounding the opening area, and includes: a base substrate; a driving circuit layer including a thin film transistor and a storage capacitor that are formed on the base substrate and located in the display area, the thin film transistor including a gate electrode, a first gate insulating layer, an interlayer dielectric layer and source and drain electrodes that are sequentially formed, the storage capacitor including a first electrode plate on the same layer as the gate electrode, and a second electrode plate; a first isolation column formed on the base substrate and located in the isolation area.Type: ApplicationFiled: March 31, 2023Publication date: September 28, 2023Inventors: Weiyun HUANG, Yudiao CHENG, Pinchao GU
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Publication number: 20230225173Abstract: Display substrate, method for manufacturing the same and display device are provided. The display substrate includes a base substrate comprising a hole region, an isolation region surrounding the hole region, and a display region surrounding the isolation region. At least one isolation pillar is provided within the isolation region, and each isolation pillar is arranged at a perimeter surrounding the hole region. A light-emitting layer covering the isolation pillar is provided in the display region and the isolation region, and the isolation pillar separates the light-emitting layer located between the hole region and the display region. The isolation pillar includes: a plurality of layers of metal patterns sequentially arranged in a stack on the base substrate; and an insulating film layer which is a layer stack covering the metal patterns and has a shape conforming to shapes of the metal patterns.Type: ApplicationFiled: August 16, 2021Publication date: July 13, 2023Inventors: Kaipeng SUN, Yudiao CHENG, Yue LONG, Benlian WANG, Doyoung KIM, Hai ZHENG
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Publication number: 20230157099Abstract: Disclosed are a display substrate, a preparation method thereof, and a display device. The display substrate includes a display region and a bonding region on one side of the display region. The bonding region at least includes a lead area. The display region includes a plurality of data lines and a plurality of data fanout lines. The lead area includes a plurality of lead wires. Orthographic projections of the plurality of data lines and the plurality of data fanout lines on a plane of the display substrate are at least partially overlapped. A first end of at least one data fanout line is connected to the lead wire, and a second end of the at least one data fanout line extends in a direction away from the lead area, to be connected to the data line.Type: ApplicationFiled: April 30, 2021Publication date: May 18, 2023Inventors: Lili DU, Yuanjie XU, Qiwei WANG, Benlian WANG, Yudiao CHENG, Pan XU
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Publication number: 20230157097Abstract: A display panel is described that includes a light-transmitting area, a main display area, a first transition display area, and a first wiring area. The display panel further includes: a plurality of first light-emitting units, a plurality of first pixel driving circuits, a plurality of first signal lines, a plurality of second signal lines, and a plurality of third signal lines. The plurality of first light-emitting units are located in the light-transmitting area; the plurality of first pixel driving circuits are located in the first transition display area; the plurality of first signal lines extend in the second direction and are located in the first transition display area for providing a potential signal to the first pixel driving circuit.Type: ApplicationFiled: January 6, 2021Publication date: May 18, 2023Inventors: Yao HUANG, Yudiao CHENG, Cong LIU