Patents by Inventor Xiaohui Yao
Xiaohui Yao 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: 20240111196Abstract: The present application provides a pixel structure and a display panel. The pixel structure includes pixel units, data lines, and scan lines. The pixel unit includes a main pixel region and a sub-pixel region. Each data line includes a first data line section, a second data line section, and a third data line section. Each first data line section is arranged between the two main pixel regions of two adjacent pixel units. The second data line section and the third data line section are arranged in the two sub-pixel regions of adjacent two pixel units, respectively.Type: ApplicationFiled: February 25, 2022Publication date: April 4, 2024Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventors: Ruifa TAN, Tianhong WANG, Xiaohui YAO
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Publication number: 20240046899Abstract: A pixel structure and a display panel are provided. The pixel structure includes a first pixel electrode, a first longitudinal signal line, and a second longitudinal signal line. The first pixel electrode includes a first main pixel area and a first sub-pixel area. The first longitudinal signal line includes a first main line and a first secondary-line. The second longitudinal signal line includes a second main line and a second secondary-line. The first main line and the second main line are arranged in the first main pixel area, and the first secondary-line and the second secondary-line are arranged in the first sub-pixel area.Type: ApplicationFiled: February 24, 2022Publication date: February 8, 2024Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventors: Ruifa TAN, Tianhong WANG, Xiaohui YAO
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Publication number: 20240047470Abstract: The present application discloses an array substrate and a display panel. The array substrate includes a plurality of pixel units arranged in an array, each of the pixel units includes a thin film transistor. The thin film transistor includes a gate electrode and a drain electrode. A first overlap region and a non-overlap region is defined between the gate electrode and the drain electrode. The first overlap region is adjacent to the non-overlap region. A width of a cross section of the drain electrode in the first overlap region is less than a width of a cross section of the drain electrode in the non-overlap region. The array substrate can reduce a parasitic capacitor between the gate electrode and drain electrode.Type: ApplicationFiled: March 17, 2022Publication date: February 8, 2024Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Ruifa TAN, Tianhong WANG, Xiaohui YAO
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Publication number: 20240038131Abstract: A display device is provided, including a circuit board, a display panel, a plurality of clock signal lines, and a plurality of grounding resistors. Each clock signal line extends from the circuit board to a non-display area of the display panel. The plurality of grounding resistors are disposed on the circuit board. Each grounding resistor is connected to a corresponding clock signal line, and is configured to reduce a voltage value of high level of the clock signal.Type: ApplicationFiled: November 16, 2021Publication date: February 1, 2024Inventors: Xiaohui YAO, Hua FU, Zhida XU
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Patent number: 11822189Abstract: A pixel unit and an LCD device are disclosed. The pixel unit comprises four sub-pixel units. Each of the sub-pixel units comprises a pixel electrode, comprising a plurality of strip portions positioned at intervals. Two adjacent strip portions define a slit. One strip portion and one slit adjacent to the strip portion are defined as an electrode portion and a width of the electrode portion is a sum of a width of the slit and a width of the strip portion. The width of each of the electrode portions and/or the width of each of the strip portions and/or the width of each of the slits is different. Since the pixel electrodes in different positions have a different aperture ratio-voltage curve. This improves the viewing angle deviation of the four domain pixel electrode.Type: GrantFiled: May 11, 2020Date of Patent: November 21, 2023Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventors: Tongxiu Liu, Xiaohui Yao, Ilgon Kim
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Patent number: 11763769Abstract: The present application provides a GOA device and a gate driving circuit. The GOA device includes a pull-up control circuit, a bootstrap capacitor, a pull-up circuit, a pull-down circuit, and a pull-down holding circuit. The present application decreases a number of TFTs of the gate driving circuit and simplifies a structure of the gate driving circuit by multiplexing the bootstrap capacitor, the pull-down circuit, and the pull-down holding circuit.Type: GrantFiled: June 5, 2020Date of Patent: September 19, 2023Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventors: Zhida Xu, Xiaohui Yao, Ilgon Kim
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Publication number: 20230143788Abstract: A pixel unit and an LCD device are disclosed. The pixel unit comprises four sub-pixel units. Each of the sub-pixel units comprises a pixel electrode, comprising a plurality of strip portions positioned at intervals. Two adjacent strip portions define a slit. One strip portion and one slit adjacent to the strip potion are defined as an electrode portion and a width of the electrode portion is a sum of a width of the slit and a width of the strip portion. The width of each of the electrode portions and/or the width of each of the strip portions and/or the width of each of the slits is different. Since the pixel electrodes in different positions have a different aperture ratio-voltage curve. This improves the viewing angle deviation of the four domain pixel electrode.Type: ApplicationFiled: May 11, 2020Publication date: May 11, 2023Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventors: Tongxiu LIU, Xiaohui YAO, Ilgon KIM
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Publication number: 20230119817Abstract: The present application provides a GOA device and a gate driving circuit. The GOA device includes a pull-up control circuit, a bootstrap capacitor, a pull-up circuit, a pull-down circuit, and a pull-down holding circuit. The present application decreases a number of TFTs of the gate driving circuit and simplifies a structure of the gate driving circuit by multiplexing the bootstrap capacitor, the pull-down circuit, and the pull-down holding circuit.Type: ApplicationFiled: June 5, 2020Publication date: April 20, 2023Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventors: Zhida XU, Xiaohui YAO, Ilgon KIM
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Patent number: 11342359Abstract: The present application proposes a display panel, including a display area and a non-display area surrounding the display area, wherein the display panel includes: a plurality of metal traces and a plurality of color resist blocks located in the display area; and a test key located in the non-display area, wherein the test key includes a plurality of color resist patterns and a plurality of metal patterns, each of the color resist patterns corresponds to a corresponding one of the color resist blocks, each of the metal patterns corresponds to one of the metal traces, and each of the color resist patterns is disposed correspondingly between adjacent ones of the metal patterns.Type: GrantFiled: May 15, 2020Date of Patent: May 24, 2022Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Fan Deng, Xiaohui Yao, Ilgon Kim
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Publication number: 20210343749Abstract: The present application proposes a display panel, including a display area and a non-display area surrounding the display area, wherein the display panel includes: a plurality of metal traces and a plurality of color resist blocks located in the display area; and a test key located in the non-display area, wherein the test key includes a plurality of color resist patterns and a plurality of metal patterns, each of the color resist patterns corresponds to a corresponding one of the color resist blocks, each of the metal patterns corresponds to one of the metal traces, and each of the color resist patterns is disposed correspondingly between adjacent ones of the metal patterns.Type: ApplicationFiled: May 15, 2020Publication date: November 4, 2021Inventors: Fan DENG, Xiaohui YAO, Ilgon KIM
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Publication number: 20210319763Abstract: A gate driver on array (GOA) circuit and a display panel are provided. At least one reverse unit of a nth-stage GOA unit of the GOA circuit is a first reverse unit, which includes three reverse transistors. During an operation stage, when a potential of a first node is low, an input terminal of a maintenance unit is at a high potential, and when the first node is at a high potential, the input terminal of the maintenance unit is at a low potential. Only three transistors are used to achieve that a potential of the first node is opposite to a potential of a signal at the input terminal of the maintenance unit, which saves space.Type: ApplicationFiled: April 21, 2020Publication date: October 14, 2021Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Zhida XU, Xiaohui YAO, Ilgon KIM
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Patent number: 11117687Abstract: A near space aircraft pod, including a pod body and a covering piece, where a heat dissipation part is disposed on the pod body for dissipating heat inside the pod body; and the covering piece is connected to the outside of the pod body in a movable manner, for covering the heat dissipation part or keeping a pre-designed distance from the heat dissipation part. According to the near space aircraft pod provided in the embodiments, the covering piece can adjust a distance from the heat dissipation part in time or cover the heat dissipation part based on a temperature change. Therefore, a heat dissipation speed of the pod can be effectively controlled, so that temperature inside the pod is kept in a proper range, and it is ensured that electronic devices in the pod operate under a good temperature environment.Type: GrantFiled: April 8, 2019Date of Patent: September 14, 2021Assignee: HAIKOU INSTITUTE OF FUTURE TECHNOLOGYInventors: Ruopeng Liu, Lin Luan, Fan Feng, Xiaohui Yao, Shequan Zeng
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Patent number: 11043179Abstract: The present disclosure provides a GOA device and a gate drive circuit. The GOA device includes at least two GOA units in cascade. The present disclosure connects the input terminal of the pull-up control circuit to the start signal of the n?7-th stage, the control node (Qn) of the n-th GOA unit is thus pulled up to the first high potential and the bootstrap capacitor is charged. The control node (Qn) is charged 7 stages in advance, which resolves the technical problem of insufficient charging of the high-resolution high-refresh rate display panel in the related art.Type: GrantFiled: May 18, 2020Date of Patent: June 22, 2021Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Zhida Xu, Xiaohui Yao, Ilgon Kim
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Patent number: 10883826Abstract: The present disclosure discloses a three-dimensional topographic mapping system and mapping method. The system includes: a floating platform, a detection apparatus, and a ground apparatus, where the floating platform is located in the stratosphere above a predetermined ground area that is to be mapped; the detection apparatus is arranged on the floating platform and configured to map the predetermined ground area according to mapping instruction information transmitted by the ground apparatus, and return mapping data to the ground apparatus; and the ground apparatus processes the returned mapping data to obtain DEM data. In the three-dimensional topographic mapping system according to embodiments of the present disclosure, the detection apparatus is arranged on the floating platform to map the predetermined ground area and cooperate with the ground apparatus to calculate the mapping data.Type: GrantFiled: December 16, 2017Date of Patent: January 5, 2021Assignees: Dongguan Frontier Technology Institute, SHENZHEN KUANG-CHI SPACE TECH. CO. Ltd.Inventors: Ruopeng Liu, Lin Luan, Wenlong Zhou, Jianghuang Lu, Xiaohui Yao, Weian Zhong
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Patent number: 10656475Abstract: A pixel electrode structure and a liquid crystal display panel are disclosed. The pixel electrode structure comprises a first trunk electrode and a second trunk electrode, the first trunk electrode and the second trunk electrode intersecting with each other to form a plurality of liquid crystal alignment regions, and a plurality of branch electrodes, one end of each branch electrode being connected with at least one of the first trunk electrode and the second trunk electrode, the branch electrodes distributed in one liquid crystal alignment region being parallel to one another, wherein in each of the liquid crystal alignment regions, a distance between two adjacent branch electrodes gradually decreases along a direction from a center of a liquid crystal alignment region to a corner thereof. With the pixel electrode structure, a display performance of a liquid crystal display panel under wide viewing angle can be improved, and an aperture ratio thereof can be maintained.Type: GrantFiled: October 23, 2015Date of Patent: May 19, 2020Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Xiaohui Yao, Je Hao Hsu
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Patent number: 10578784Abstract: A color-filter on array (COA) display panel is provided. The COA display panel includes an array substrate, a color filter substrate disposed opposite to the array substrate, a component layer disposed on the array substrate, and a color resist layer covering the component layer; wherein the color resist layer is configured with at least one through hole, and an edge of an opening of the at least one through hole is arc-shaped.Type: GrantFiled: October 20, 2017Date of Patent: March 3, 2020Assignee: Shenzhen China Star Optoelectronics Technology Co., LtdInventors: Zhenya Li, Chengcai Dong, Qiaoqiao Song, Xiaohui Yao, Tien-Chun Huang
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Patent number: 10551688Abstract: An electrode structure and a liquid crystal display panel are disclosed. The electrode structure comprises a first trunk electrode and a second trunk electrode, the first trunk electrode and the second trunk electrode intersecting with each other to form a trunk electrode intersecting point; and a plurality of branch electrodes, the branch electrodes being spaced from one another, and one end of each branch electrode being connected with at least one of the first trunk electrode and the second trunk electrode and forming a trunk-branch angle with a corresponding trunk electrode. The trunk-branch angles of the branch electrodes decrease gradually or increase gradually along a direction from the trunk electrode intersecting point to far therefrom. An electric field distribution in the electrode structure can be optimized, and an orientation of liquid crystal can be optimized accordingly.Type: GrantFiled: November 10, 2015Date of Patent: February 4, 2020Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Xiaohui Yao
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Publication number: 20190233139Abstract: A near space aircraft pod, including a pod body and a covering piece, where a heat dissipation part is disposed on the pod body for dissipating heat inside the pod body; and the covering piece is connected to the outside of the pod body in a movable manner, for covering the heat dissipation part or keeping a pre-designed distance from the heat dissipation part. According to the near space aircraft pod provided in the embodiments, the covering piece can adjust a distance from the heat dissipation part in time or cover the heat dissipation part based on a temperature change. Therefore, a heat dissipation speed of the pod can be effectively controlled, so that temperature inside the pod is kept in a proper range, and it is ensured that electronic devices in the pod operate under a good temperature environment.Type: ApplicationFiled: April 8, 2019Publication date: August 1, 2019Inventors: Ruopeng LIU, Lin LUAN, Fan FENG, Xiaohui YAO, Shequan ZENG
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Patent number: 10345657Abstract: A pixel structure is disclosed. The pixel structure includes first transparent conductive films that are arranged on color-resists of a color filter substrate, and second transparent conductive films that are arranged on sub pixel regions of an array substrate and correspond to the first transparent conductive films. The first transparent conductive films are connected with one another. An area of an orthographic projection of each first transparent conductive film on a corresponding second transparent conductive film is equal to an area of the second transparent conductive film. According to the present disclosure, the pixel structure has a higher light transmittance.Type: GrantFiled: October 12, 2015Date of Patent: July 9, 2019Assignee: Shenzhen China Star Optoelectronics Technology Co., LtdInventors: Xiaohui Yao, Bangyin Peng
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Patent number: 10261368Abstract: A pixel structure is disclosed. The pixel structure includes first transparent conductive films that are arranged on color-resists of a color filter substrate, and second transparent conductive films that are arranged on sub pixel regions of an array substrate and correspond to the first transparent conductive films. The first transparent conductive films are connected with one another. An area of each first transparent conductive film is larger than an area of a corresponding second transparent conductive film. The first transparent conductive film is provided with a groove on a part thereof beyond the second transparent conductive film. According to the present disclosure, a light transmittance of the pixel structure can be greatly improved.Type: GrantFiled: October 10, 2015Date of Patent: April 16, 2019Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Bangyin Peng, Xiaohui Yao