Patents by Inventor Yangzhao Ma
Yangzhao Ma 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: 20200279521Abstract: The present disclose provides a display panel and a display device. The display panel includes a display area, a non-display area surrounding the display area, at least one notch, a cathode layer, a peripheral bus, and shift registers. A first non-display area and a second non-display area are oppositely disposed, and a third non-display area and a fourth non-display area are oppositely disposed. A cathode layer includes a cathode connection portion. A peripheral power bus is connected to the cathode connection portion in a cathode contact region. A first cathode contact region and first shift registers are located in a notched non-display area and are overlapped with each other. A second cathode contact region is located in the fourth non-display area. A width of the first cathode contact region in a first direction is less than a width of the second cathode contact region in a second direction.Type: ApplicationFiled: July 4, 2019Publication date: September 3, 2020Inventors: Yangzhao MA, Yujiao LIANG
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Patent number: 10762828Abstract: The present disclose provides a display panel and a display device. The display panel includes a display area, a non-display area surrounding the display area, at least one notch, a cathode layer, a peripheral bus, and shift registers. A first non-display area and a second non-display area are oppositely disposed, and a third non-display area and a fourth non-display area are oppositely disposed. A cathode layer includes a cathode connection portion. A peripheral power bus is connected to the cathode connection portion in a cathode contact region. A first cathode contact region and first shift registers are located in a notched non-display area and are overlapped with each other. A second cathode contact region is located in the fourth non-display area. A width of the first cathode contact region in a first direction is less than a width of the second cathode contact region in a second direction.Type: GrantFiled: July 4, 2019Date of Patent: September 1, 2020Assignee: WUHAN TIANMA MICRO-ELECTRONICS CO., LTD.Inventors: Yangzhao Ma, Yujiao Liang
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Patent number: 10756136Abstract: Provided are a display panel and display device. The display panel includes a first display area and a second display area adjacent to the first display area. The second display area is reused as a sensor reservation area. The second display area includes a plurality of light-transmissive areas and a plurality of pixel unit setting areas. A first trace area is disposed between two adjacent pixel unit setting areas in a first direction, a second trace area is disposed between two adjacent pixel unit setting areas in a second direction, and the first direction intersects with the second direction. The display panel further includes a base substrate and a light-blocking layer. The light-blocking layer is electrically connected to a preset voltage terminal.Type: GrantFiled: October 3, 2019Date of Patent: August 25, 2020Inventors: Yangzhao Ma, Xingxing Yang, Dongliang Dun
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Patent number: 10741136Abstract: A display panel and a display device are provided. The display panel comprises a display area including data lines and an irregular-shaped edge extending in a column direction, and scanning lines and light-emitting controlling lines extending in a row direction; a non-display area including a first and a second non-display areas disposed at opposite sides of the display area along the row direction; and at least one notch formed by recessing the irregular-shaped edge towards an inside of the display area. The first non-display area includes first shift registers, the second non-display area includes second shift registers and light-emitting controllers, a first and second shift registers are connected to two ends of a scanning line, and a light-emitting controller is connected to a light-emitting controlling line. The first non-display area includes a first sub-non-display area disposed adjacent to the at least one notch and including electrostatic discharge circuits.Type: GrantFiled: January 22, 2019Date of Patent: August 11, 2020Assignee: WUHAN TIANMA MICRO-ELECTRONICS CO., LTD.Inventors: Yangzhao Ma, Tianqing Hu, Zhaokeng Cao
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Patent number: 10733412Abstract: Disclosed are a display panel and a display apparatus. The display panel includes: an array substrate and a plurality of pixel units disposed on the array substrate; at least one fingerprint identification unit disposed on the array substrate and configured to perform fingerprint identification according to light reflected by a touch body; and a display region and a non-display region surrounding the display region. The display region includes a first region and a second region. The fingerprint identification units are disposed in the first region. On a side or the fingerprint identification unit facing towards a light emitting surface of the display panel, an area of a non-light transmittance region in per unit area of the first region is smaller than an area of a non-light transmittance region in per unit area of the second region.Type: GrantFiled: December 21, 2018Date of Patent: August 4, 2020Assignee: Wuhan Tianma Micro-Electronics Co., Ltd.Inventors: Ruili Cui, Yangzhao Ma, Yongzhi Wang, Tao Peng
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Patent number: 10719686Abstract: Provided are a display panel and a display device. The display panel includes an array substrate, a fingerprint recognition module and a fingerprint recognition light source. The array substrate includes a base substrate, a driving functional layer and a light-emitting functional layer. Light emitted from the fingerprint recognition light source is reflected by a touch object and then received by the fingerprint recognition unit. At least one of the fingerprint recognition module and the fingerprint recognition light source is located at a side of the base substrate facing away from the driving functional layer. The driving functional layer includes a plurality of driving units. The plurality of driving units comprise first driving units in the first region and second driving units in the second region.Type: GrantFiled: October 29, 2018Date of Patent: July 21, 2020Assignee: Wuhan Tianma Micro-Electronics Co., Ltd.Inventors: Yangzhao Ma, Tao Peng, Yongzhi Wang
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Patent number: 10714006Abstract: The present disclosure provides a display panel, a method for driving the display panel and a display device. The display panel includes a plurality of display sub-pixels and a plurality of brightness-enhancement sub-pixels arranged in a display area, some of which are located within a fingerprint identification region in the display area. The display sub-pixel includes first light emission component, first reset module connected to reset signal terminal, first control signal terminal and first light emission component, and first light emission control module connected to power signal terminal, data line, light emission control signal terminal, second control signal terminal, and first light emission component. The brightness-enhancement sub-pixel includes second light emission component and second light emission control module connected to third control signal terminal and second light emission component.Type: GrantFiled: September 10, 2018Date of Patent: July 14, 2020Assignee: WUHAN TIANMA MICRO-ELECTRONICS CO., LTDInventors: Yangzhao Ma, Tao Peng, Yongzhi Wang
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Publication number: 20200210027Abstract: A touch display panel and a touch display device are provided. The touch display panel has a display region and a non-display region arranged on a periphery of the display region, and the display region has a non-rectangular shape. The touch display panel comprises a plurality of first touch electrodes and a plurality of second touch electrodes. The plurality of first touch electrodes is arranged in the display region. The plurality of second touch electrodes is arranged at a side of the first touch electrode next to the non-display region. The second touch electrode has a different shape from the first touch electrode. An area of the first touch electrode is S1, an area of the second touch electrode is S2, and S1 and S2 satisfy: 0.85S1S21.15S1.Type: ApplicationFiled: June 21, 2019Publication date: July 2, 2020Inventors: YANGZHAO MA, Baoling Chen, Boping Shen, Ling Wu
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Patent number: 10699621Abstract: A display panel and a display apparatus are provided. The display panel includes a plurality of first signal lines and second signal lines. A display area of the display panel includes first regular display area, second regular display area and an irregularly-shaped display area. The first signal lines disposed in the first and second regular display areas are first and second regular signal lines, respectively. The first signal lines disposed in the irregularly-shaped display area are irregularly-shaped signal lines. At least one irregularly-shaped signal line is a first irregularly-shaped signal line and the other is second irregularly-shaped signal line. A non-display area includes first driving circuit and second driving circuit. The first driving circuit is electrically connected to the first regular signal line and first irregularly-shaped signal line, and the second driving circuit is electrically connected to the second regular signal line and second irregularly-shaped signal line.Type: GrantFiled: June 24, 2019Date of Patent: June 30, 2020Assignee: WUHAN TIANMA MICRO-ELECTRONICS CO., LTD.Inventors: Yangzhao Ma, Tianqing Hu, Zhaokeng Cao
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Publication number: 20200168141Abstract: A display panel and a display apparatus are provided. The display panel includes a plurality of first signal lines and second signal lines. A display area of the display panel includes first regular display area, second regular display area and an irregularly-shaped display area. The first signal lines disposed in the first and second regular display areas are first and second regular signal lines, respectively. The first signal lines disposed in the irregularly-shaped display area are irregularly-shaped signal lines. At least one irregularly-shaped signal line is a first irregularly-shaped signal line and the other is second irregularly-shaped signal line. A non-display area includes first driving circuit and second driving circuit. The first driving circuit is electrically connected to the first regular signal line and first irregularly-shaped signal line, and the second driving circuit is electrically connected to the second regular signal line and second irregularly-shaped signal line.Type: ApplicationFiled: June 24, 2019Publication date: May 28, 2020Inventors: Yangzhao MA, Tianqing HU, Zhaokeng CAO
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Publication number: 20200135832Abstract: A display panel and a display device are provided. The display panel comprises a display area including a first display area and a second display area arranged in a row direction, and the first display area includes at least one notch; and a non-display area surrounding the display area. The non-display area includes a first non-display area and a second non-display area, and along the row direction, the first non-display area and the second non-display area are respectively disposed at two opposite sides of the display area. The first non-display area include a first driving circuit, which includes a plurality of cascaded first shift registers, and the second non-display area includes a second driving circuit, which includes a plurality of cascaded second shift registers. The display panel includes a first driving unit and a second driving unit.Type: ApplicationFiled: December 21, 2018Publication date: April 30, 2020Inventors: Yangzhao MA, Tianqing HU, Zhaokeng CAO
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Publication number: 20200135833Abstract: A display panel and a display device are provided. The display panel comprises a display area including data lines and an irregular-shaped edge extending in a column direction, and scanning lines and light-emitting controlling lines extending in a row direction; a non-display area including a first and a second non-display areas disposed at opposite sides of the display area along the row direction; and at least one notch formed by recessing the irregular-shaped edge towards an inside of the display area. The first non-display area includes first shift registers, the second non-display area includes second shift registers and light-emitting controllers, a first and second shift registers are connected to two ends of a scanning line, and a light-emitting controller is connected to a light-emitting controlling line. The first non-display area includes a first sub-non-display area disposed adjacent to the at least one notch and including electrostatic discharge circuits.Type: ApplicationFiled: January 22, 2019Publication date: April 30, 2020Inventors: Yangzhao MA, Tianqing HU, Zhaokeng CAO
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Publication number: 20200135973Abstract: An electroluminescent display panel and a display device are provided. In the embodiments of the disclosure, a photosensitive device is arranged in the photosensitive device arranging region. The extending line of at least one line is arranged in the photosensitive device arranging region so that the orthographic projection of the extending line on the light-emitting surface of the electroluminescent display panel overlaps with the first pixels in the first and second specific pixel groups in the photosensitive device arranging area; the first and second specific pixel groups include respective first pixels located in first straight lines of the second pixels correspondingly connected to two adjacent signal lines, the first and second specific pixel groups are adjacent in the second direction, and the first straight lines extend in the first direction.Type: ApplicationFiled: December 28, 2019Publication date: April 30, 2020Inventors: Yangzhao MA, Yuejun TANG, Ruiyuan ZHOU
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Publication number: 20200135972Abstract: A display panel and a display device. The display panel includes a display area.Type: ApplicationFiled: December 28, 2019Publication date: April 30, 2020Inventors: Yangzhao MA, Ruiyuan ZHOU, Yingjie CHEN
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Publication number: 20200135837Abstract: Provided are an organic light-emitting display panel and manufacturing method thereof, a display device and a mask. The organic light-emitting display panel includes: multiple organic light-emitting units, a photosensitive module setting area, a display area surrounding the photosensitive module, and a bezel area surrounding the display area. The display area includes a first display area and a second display area. Organic light-emitting units in the first display area share a first cathode. Organic light-emitting units in the same group in the second display area share a second cathode. Two adjacent second cathodes are separated by a first gap. The bezel area extends to the photosensitive module setting area by the first gap.Type: ApplicationFiled: December 30, 2019Publication date: April 30, 2020Inventors: Ruili Cui, Yangzhao Ma, Jiazhu Zhu, Yongzhi Wang, Shanfu Yuan, Yingjie Chen, Tao Peng, Ruiyuan Zhou
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Patent number: 10580848Abstract: The present disclosure provides an organic light-emitting display panel and device. The organic light-emitting display panel includes pixel units; gate lines; and data lines intersecting with and insulated from the gate lines. None of the pixel units is provided within the hollow area, and the pixel units are provided in a periphery of the hollow area. The display area includes a full display area and a half display area, and the full display area includes first to fifth display regions. The first display region, the hollow area and the second display region are sequentially arranged along a first direction. The half display area, the hollow area, and the third display region are sequentially arranged along a second direction. A number of pixel units per unit area in the full display area is greater than a number of pixel units per unit area in the half display area.Type: GrantFiled: November 27, 2018Date of Patent: March 3, 2020Assignee: WuHan TianMa Micro-electronics Co., LtdInventors: Yangzhao Ma, Tao Peng, Yongzhi Wang
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Patent number: 10573226Abstract: A display panel and a display device are provided. The display panel comprises a display area; a non-display area surrounding the display area and including a first non-display area and a second non-display area disposed on opposite sides of the display area in a row direction; a first scanning driving circuit disposed at the first non-display area; a second scanning driving circuit and a light-emitting controlling circuit disposed at the second non-display area; and at least one notch. The display area includes an irregular-shaped side which is a common boundary between the display area and the first non-display area. The irregular-shaped side includes at least one sub-edge, and the at least one sub-edge is recessed towards an inside of the display area to form the at least one notch.Type: GrantFiled: December 18, 2018Date of Patent: February 25, 2020Assignee: WUHAN TIANMA MICRO-ELECTRONICS CO., LTD.Inventors: Yangzhao Ma, Tianqing Hu, Zhaokeng Cao
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Publication number: 20200058726Abstract: The present disclosure provides an organic light-emitting display panel and device. The organic light-emitting display panel includes pixel units; gate lines; and data lines intersecting with and insulated from the gate lines. None of the pixel units is provided within the hollow area, and the pixel units are provided in a periphery of the hollow area. The display area includes a full display area and a half display area, and the full display area includes first to fifth display regions. The first display region, the hollow area and the second display region are sequentially arranged along a first direction. The half display area, the hollow area, and the third display region are sequentially arranged along a second direction. A number of pixel units per unit area in the full display area is greater than a number of pixel units per unit area in the half display area.Type: ApplicationFiled: November 27, 2018Publication date: February 20, 2020Applicant: WuHan TianMa Micro-electronics Co., LtdInventors: Yangzhao Ma, Tao Peng, Yongzhi Wang
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Patent number: 10551693Abstract: A pixel electrode is provided. The pixel electrode includes a main rod portion disposed in a first direction, a first branch portion connected with the main rod portion and extending along a second direction away from one side of the main rod portion, and a second branch portion connected with the main rod portion and extending along a third direction away from another side of the main rod portion. The first branch portion and the second branch portion does not overlap with a display region of the LCD panel, and the second branch portion is disposed at the vicinity of a via hole of the pixel electrode.Type: GrantFiled: June 16, 2016Date of Patent: February 4, 2020Inventors: Yangzhao Ma, Ling Wu
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Publication number: 20200006450Abstract: Provided are an organic light-emitting display panel and a display device. The organic light-emitting display panel includes: a display area; an organic light-emitting component located in the display area; a pixel defining layer located in the display area and including an aperture region defining the organic light-emitting component; a color resist layer located at a light-emitting side of the organic light-emitting component. The color resist layer includes a color resist corresponding to the aperture region, and a black resist located outside of the color resist in the display area. The color resist has a same color as the color of the organic light-emitting component corresponding to the corresponding aperture region.Type: ApplicationFiled: December 21, 2018Publication date: January 2, 2020Inventors: Yangzhao MA, Tao PENG, Yongzhi WANG