Patents by Inventor Donghui Tian
Donghui Tian 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: 20240155872Abstract: A display substrate and a preparation method therefor, and a display device. The display substrate includes a display area, a blocking area, an opening area, and a base substrate. The blocking area includes at least one blocking wall at least partially surrounding the opening area. Each blocking wall includes a first metal layer structure and a first stack structure, and at least one side surface of the first metal layer structure surrounding the opening area (301) includes a first notch. The display area includes a plurality of sub-pixels, each sub-pixel includes a pixel driving circuit and a light-emitting device, the pixel driving circuit includes a thin-film transistor and a connector electrode, and the thin-film transistor includes a first source/drain electrode and a second source/drain electrode. The light-emitting device includes a first electrode a second electrode, and a light-emitting material layer between the first electrode and the second electrode.Type: ApplicationFiled: September 22, 2022Publication date: May 9, 2024Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Yu Wang, Cong Fan, Xiangdan Dong, Donghui Tian
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Publication number: 20240155887Abstract: An array substrate and a display device. The array substrate includes a base substrate, a plurality of first pixel driving circuits, M first data lines, and M first leads; the base substrate includes a display region and a bonding region; the plurality of first pixel driving circuits are on the base substrate; the display region includes a first region and a second region, and the plurality of first pixel driving circuits are in the second region; the plurality of first pixel driving circuits are arranged in an array to constitute a plurality of first pixel driving columns; the M first data lines are configured to provide data signals to the plurality of first pixel driving columns, the M first leads are respectively connected with the M first data lines, pass through the first region from the second region and extend to the bonding region.Type: ApplicationFiled: April 30, 2021Publication date: May 9, 2024Inventors: Rong WANG, Donghui TIAN, Fan HE, Xiangdan DONG, Yu WANG
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Publication number: 20240147785Abstract: A display substrate and a preparation method therefor, and a display apparatus are provided. The display substrate includes a display area and a non-display area surrounding the display area, the display area including a first display region, a second display region and a fan-out wiring region, the second display region being located between the first display region and the fan-out wiring region; the first display region including a plurality of first sub-pixels, the first sub-pixel including a first pixel circuit and a first light emitting element; the second display region including a plurality of second sub-pixels, the second sub-pixel including a second pixel circuit and a second light emitting element; the fan-out wiring region including a plurality of data fan-out lines and a plurality of third sub-pixels, the third sub-pixel including a third light emitting element.Type: ApplicationFiled: May 21, 2021Publication date: May 2, 2024Inventors: Rong WANG, Xiangdan DONG, Donghui TIAN, Fan HE
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Patent number: 11955060Abstract: A display substrate and a display panel are provided. The display substrate includes a base substrate; the base substrate includes a display region and a peripheral region on at least one side of the display region; the peripheral region includes a first peripheral sub-region and a second peripheral sub-region, the display region includes a first display sub-region corresponding to the first peripheral sub-region and a second display sub-region corresponding to the second peripheral sub-region, and the second display sub-region is different from the first display sub-region; the second peripheral sub-region includes a first gate driving circuit, and the first gate driving circuit is configured to be connected to a plurality of gate scanning signal lines in the first display sub-region through a plurality of connecting lines in the display region, to respectively providing a gate scanning signal to a plurality of rows of pixel units in the first display sub-region.Type: GrantFiled: May 21, 2021Date of Patent: April 9, 2024Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Donghui Tian, Rong Wang, Xiangdan Dong, Mengmeng Du, Fan He, Cong Fan, Yujing Li
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Publication number: 20230380234Abstract: A display panel having a bonding region for bonding a flexible printed circuit in a peripheral region is provided. The display panel includes a plurality of first signal lines on a base substrate; and a plurality of bonding pins on the base substrate and in the bonding region. The plurality of bonding pins include a plurality of first bonding pins respectively electrically connected to the plurality of first signal lines. The display panel further includes a plurality of connecting portions respectively connecting the plurality of first signal line portions to the plurality of first bonding pin portions. The respective first bonding pin portion includes a first sub-layer, a second sub-layer, and a third sub-layer, stacked together. The respective connecting portion is in a same layer as one of the first sub-layer, a second sub-layer, and a third sub-layer.Type: ApplicationFiled: August 1, 2023Publication date: November 23, 2023Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Donghui Tian, Bo Zhang, Zhiwen Chu, Rong Wang, Yulong Wei
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Patent number: 11758658Abstract: A display panel having a bonding region for bonding a flexible printed circuit in a peripheral region is provided. The display panel includes a plurality of first signal lines on a base substrate; and a plurality of bonding pins on the base substrate and in the bonding region. The plurality of bonding pins include a plurality of first bonding pins respectively electrically connected to the plurality of first signal lines. The display panel further includes a plurality of connecting portions respectively connecting the plurality of first signal lines portions to the plurality of first bonding pin portions. A respective one of the plurality of first bonding pin portions and a respective one of the plurality of connecting portions are substantially parallel to each other, and are arranged at a substantially same inclined angle with respect to a respective one of the plurality of first signal line portions.Type: GrantFiled: October 22, 2020Date of Patent: September 12, 2023Assignees: Chengdu BOE Optoelectronics Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Donghui Tian, Bo Zhang, Zhiwen Chu, Rong Wang, Yulong Wei
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Publication number: 20230237953Abstract: A display substrate and a display panel are provided. The display substrate includes a base substrate; the base substrate includes a display region and a peripheral region on at least one side of the display region; the peripheral region includes a first peripheral sub-region and a second peripheral sub-region, the display region includes a first display sub-region corresponding to the first peripheral sub-region and a second display sub-region corresponding to the second peripheral sub-region, and the second display sub-region is different from the first display sub-region; the second peripheral sub-region includes a first gate driving circuit, and the first gate driving circuit is configured to be connected to a plurality of gate scanning signal lines in the first display sub-region through a plurality of connecting lines in the display region, to respectively providing a gate scanning signal to a plurality of rows of pixel units in the first display sub-region.Type: ApplicationFiled: May 21, 2021Publication date: July 27, 2023Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Donghui TIAN, Rong WANG, Xiangdan DONG, Mengmeng DU, Fan HE, Cong FAN, Yujing LI
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Publication number: 20220304154Abstract: A display panel having a bonding region for bonding a flexible printed circuit in a peripheral region is provided. The display panel includes a plurality of first signal lines on a base substrate; and a plurality of bonding pins on the base substrate and in the bonding region. The plurality of bonding pins include a plurality of first bonding pins respectively electrically connected to the plurality of first signal lines. The display panel further includes a plurality of connecting portions respectively connecting the plurality of first signal lines portions to the plurality of first bonding pin portions. A respective one of the plurality of first bonding pin portions and a respective one of the plurality of connecting portions are substantially parallel to each other, and are arranged at a substantially same inclined angle with respect to a respective one of the plurality of first signal line portions.Type: ApplicationFiled: October 22, 2020Publication date: September 22, 2022Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Donghui Tian, Bo Zhang, Zhiwen Chu, Rong Wang, Yulong Wei