Patents by Inventor SHULIN YAO
SHULIN 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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Patent number: 11880530Abstract: The present disclosure provides a chip-on-film, a display substrate, a display device and a driving method. The display substrate includes a plurality of scanning lines and a plurality of cascaded shift register units coupled to the scanning lines. The display substrate further includes an output control signal line electrically coupled to each shift register unit for providing an enable signal for the shift register unit. The output control signal lines include at least two output control signal lines for providing different enable signals, and two adjacent cascaded shift register units are coupled to different output control signal lines.Type: GrantFiled: October 22, 2021Date of Patent: January 23, 2024Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Yinlong Zhang, Shulin Yao, Wenpeng Ma, Pengfei Hu, Qi Li, Zhihua Sun, Yanping Liao, Xibin Shao
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Publication number: 20230360615Abstract: A display driving method, a display driving device and a display device are provided. The display driving method includes: when displaying an odd-numbered frame, providing first parity row data of the odd-numbered frame to a display array, to enable a third parity row of the display array to be displayed based on real data of the first parity row data and enable a fourth parity row of the display array to be displayed based on interpolation data of the first parity row data; and when displaying an even-numbered frame, providing second parity row data of the even-numbered frame to the display array, to enable the fourth parity row of the display array to be displayed based on real data of the second parity row data and enable the third parity row of the display array to be displayed based on interpolation data of the second parity row data.Type: ApplicationFiled: April 9, 2021Publication date: November 9, 2023Inventors: Dongchuan CHEN, Yanping LIAO, Yingmeng MIAO, Yinlong ZHANG, Shulin YAO, Xibin SHAO, Seungmin LEE, Jiantao LIU
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Patent number: 11715403Abstract: A level conversion circuit and a display panel are provided. The level conversion circuit includes a signal generation circuit configured to output driving signals through a plurality of signal output terminals, a first operational amplification circuit configured to level-convert a voltage of an input terminal and output the voltage through an output terminal, and signal output terminals of the signal generation circuit are in one-to-one correspondence with input terminals of the first operational amplification circuit; a plurality of switching circuits connected between the signal output terminal and the input terminal, connected to a control signal terminal, and configured to communicate the signal output terminal with the input terminal in response to a signal of the control signal terminal. At least part of the switching circuits are connected to different control signal terminals.Type: GrantFiled: June 16, 2021Date of Patent: August 1, 2023Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yinlong Zhang, Shulin Yao, Zhihua Sun, Qi Li, Wenpeng Ma, Pengfei Hu
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Publication number: 20230086825Abstract: The present disclosure provides a chip-on-film, a display substrate, a display device and a driving method. The display substrate includes a plurality of scanning lines and a plurality of cascaded shift register units coupled to the scanning lines. The display substrate further includes an output control signal line electrically coupled to each shift register unit for providing an enable signal for the shift register unit. The output control signal lines include at least two output control signal lines for providing different enable signals, and two adjacent cascaded shift register units are coupled to different output control signal lines.Type: ApplicationFiled: October 22, 2021Publication date: March 23, 2023Inventors: Yinlong ZHANG, Shulin YAO, Wenpeng MA, Pengfei HU, Qi LI, Zhihua SUN, Yanping LIAO, Xibin SHAO
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Publication number: 20230086073Abstract: A level conversion circuit and a display panel are provided. The level conversion circuit includes a signal generation circuit configured to output driving signals through a plurality of signal output terminals, a first operational amplification circuit configured to level-convert a voltage of an input terminal and output the voltage through an output terminal, and signal output terminals of the signal generation circuit are in one-to-one correspondence with input terminals of the first operational amplification circuit; a plurality of switching circuits connected between the signal output terminal and the input terminal, connected to a control signal terminal, and configured to communicate the signal output terminal with the input terminal in response to a signal of the control signal terminal. At least part of the switching circuits are connected to different control signal terminals.Type: ApplicationFiled: June 16, 2021Publication date: March 23, 2023Applicants: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Yinlong ZHANG, Shulin YAO, Zhihua SUN, Qi LI, Wenpeng MA, Pengfei HU
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Publication number: 20230037762Abstract: The present disclosure provides an array substrate and a display device. The array substrate includes one start data line, N?1 intermediate data line and one end data line. The array substrate further includes a first driving circuit and a second driving circuit, the first driving circuit is arranged at a first side of the plurality of data lines, and the second driving circuit is arranged at a second side of the plurality of data lines opposite to the first side in a first direction. The first driving circuit is electrically connected to the first end of each of the plurality of data lines. The first driving circuit is electrically coupled to first ends of the plurality of data lines, a first end of the end data line is electrically coupled to a first end of the start data line, and the second driving circuit is electrically coupled to second ends of the plurality of data lines.Type: ApplicationFiled: September 10, 2021Publication date: February 9, 2023Inventors: Wenpeng MA, Yinlong ZHANG, Zhihua SUN, Shulin YAO, Pengfei HU, Qi LI, Xibin SHAO, Yanping LIAO
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DRIVING METHOD, DRIVING CIRCUITRY AND DRIVING DEVICE FOR TOUCH DISPLAY SUBSTRATE, AND DISPLAY DEVICE
Publication number: 20230019167Abstract: The present disclosure provides a driving method, a driving circuitry and a driving device for a touch display substrate, and a display device, and relates to the field of touch display technology. The driving method for the touch display substrate, includes: detecting a touch signal in one or more first time periods during which the touch display substrate operates, and a second time period being arranged between adjacent first time periods; reducing frame refreshing frequency of the touch display substrate, in response to detecting the touch signal in the one or more first time periods; and keeping the frame refreshing frequency of the touch display substrate unchanged, in response to detecting no touch signal in the one or more first time periods. According to the technical schemes of the present disclosure, it is able to ensure the touch effect of the touch display substrate.Type: ApplicationFiled: August 12, 2021Publication date: January 19, 2023Inventors: Pengfei HU, Yinlong ZHANG, Zhihua SUN, Shulin YAO, Wenpeng MA, Qi LI, Yanping LIAO, Xibin SHAO -
Patent number: 11488507Abstract: The present disclosure provides a power management device, including an initial voltage input terminal, a power management circuit, and a plurality of gamma correction circuits. The initial voltage input terminal is configured to provide an initial voltage; the power management circuit includes at least one follower amplifier sub-circuit, each follower amplifier sub-circuit is configured to output a corresponding target operating voltage according to the initial voltage, a reference voltage, and a target operating voltage setting parameter; and each gamma correction circuit is configured to output a corresponding gamma correction voltage according to the initial voltage, the reference voltage, and a corresponding gamma parameter. The present disclosure further provides a display device.Type: GrantFiled: May 19, 2020Date of Patent: November 1, 2022Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.Inventors: Yinlong Zhang, Zhihua Sun, Shulin Yao, Wenpeng Ma, Pengfei Hu, Liangliang Zhao
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Patent number: 11388820Abstract: A driving circuit board includes: a circuit connection board having a first surface and a second surface that is opposite to the first surface in a thickness direction of the circuit connection board; at least one driver integrated circuit (IC) disposed on the first surface of the circuit connection board; and a printed circuit board assembly (PCBA) bonded to the second surface of the circuit connection board.Type: GrantFiled: May 29, 2020Date of Patent: July 12, 2022Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Junjie Guo, Zhihua Sun, Shulin Yao
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Patent number: 11362015Abstract: A heat dissipation structure and a manufacturing method thereof and a display device. The heat dissipation structure includes: a heat dissipation plate body, including an evaporation part and a condensation part; a plurality of micro-cavity structures, disposed in the heat dissipation plate body, two ports of each of the micro-cavity structures being sealed, and the micro-cavity structures being filled with liquid. Each of the micro-cavity structures extends from the evaporation part to the condensation part, and after the liquid absorbs heat at the evaporation part to change into vapor, the vapor moves toward the condensation part, and the vapor moved to the condensation part is condensed and liquefied and moves toward the evaporation part to achieve heat dissipation.Type: GrantFiled: January 22, 2018Date of Patent: June 14, 2022Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Ning Zhang, Zhihua Sun, Shulin Yao, Guohuo Su, Xu Zhang
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Publication number: 20220122507Abstract: The present disclosure provides a power management device, including an initial voltage input terminal, a power management circuit, and a plurality of gamma correction circuits. The initial voltage input terminal is configured to provide an initial voltage; the power management circuit includes at least one follower amplifier sub-circuit, each follower amplifier sub-circuit is configured to output a corresponding target operating voltage according to the initial voltage, a reference voltage, and a target operating voltage setting parameter; and each gamma correction circuit is configured to output a corresponding gamma correction voltage according to the initial voltage, the reference voltage, and a corresponding gamma parameter. The present disclosure further provides a display device.Type: ApplicationFiled: May 19, 2020Publication date: April 21, 2022Inventors: Yinlong ZHANG, Zhihua SUN, Shulin YAO, Wenpeng MA, Pengfei HU, Liangliang ZHAO
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Publication number: 20210210410Abstract: A heat dissipation structure and a manufacturing method thereof and a display device. The heat dissipation structure includes: a heat dissipation plate body, including an evaporation part and a condensation part; a plurality of micro-cavity structures, disposed in the heat dissipation plate body, two ports of each of the micro-cavity structures being sealed, and the micro-cavity structures being filled with liquid. Each of the micro-cavity structures extends from the evaporation part to the condensation part, and after the liquid absorbs heat at the evaporation part to change into vapor, the vapor moves toward the condensation part, and the vapor moved to the condensation part is condensed and liquefied and moves toward the evaporation part to achieve heat dissipation.Type: ApplicationFiled: January 22, 2018Publication date: July 8, 2021Inventors: Ning ZHANG, Zhihua SUN, Shulin YAO, Guohuo SU, Xu ZHANG
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Publication number: 20210168937Abstract: A driving circuit board includes: a circuit connection board having a first surface and a second surface that is opposite to the first surface in a thickness direction of the circuit connection board; at least one driver integrated circuit (IC) disposed on the first surface of the circuit connection board; and a printed circuit board assembly (PCBA) bonded to the second surface of the circuit connection board.Type: ApplicationFiled: May 29, 2020Publication date: June 3, 2021Inventors: Junjie GUO, Zhihua SUN, Shulin YAO
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Patent number: 10991324Abstract: An overdrive method and device, a controller, a display apparatus, and a storage medium is provided. The method includes: acquiring a first grayscale value and a second grayscale value, the first grayscale value being a grayscale value of a first image displayed by a target sub-pixel and the second grayscale value being a grayscale of a second image to be displayed by the target sub-pixel; acquiring a hold duration that the target sub-pixel holds the first grayscale value in response to the first grayscale value being not equal to the second grayscale value; determining a target overdrive compensation voltage according to the first grayscale value, the second grayscale value, and the hold duration; and applying an overdrive pixel voltage to the target sub-pixel in response to the target sub-pixel displaying the second image, the overdrive pixel voltage being obtained according to the target overdrive compensation voltage.Type: GrantFiled: November 15, 2019Date of Patent: April 27, 2021Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yujie Gao, Zhihua Sun, Shulin Yao, Yinlong Zhang, Wenpeng Ma, Tong Lu, Pengfei Hu, Ning Zhang
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Publication number: 20200265791Abstract: An overdrive method and device, a controller, a display apparatus, and a storage medium is provided. The method includes: acquiring a first grayscale value and a second grayscale value, the first grayscale value being a grayscale value of a first image displayed by a target sub-pixel and the second grayscale value being a grayscale of a second image to be displayed by the target sub-pixel; acquiring a hold duration that the target sub-pixel holds the first grayscale value in response to the first grayscale: value being not equal to the second grayscale value; determining a target overdrive compensation voltage according to the first grayscale value, the second grayscale value, and the hold duration; and applying an overdrive pixel voltage to the target sub-pixel in response to the target sub-pixel displaying the second image, the overdrive pixel voltage being obtained according to the target overdrive compensation voltage.Type: ApplicationFiled: November 15, 2019Publication date: August 20, 2020Inventors: Yujie Gao, Zhihua Sun, Shulin Yao, Yinlong Zhang, Wenpeng Ma, Tong Lu, Pengfei Hu, Ning Zhang
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Patent number: 10650735Abstract: A charge pump, a voltage control method for the charge pump, and a display device are provided. The charge pump includes a voltage output end and a first step-up circuitry. The first step-up circuitry includes a first energy storage unit, a second energy storage unit, a first input control unit, a first voltage application control unit, a first output control unit and a first charging path control unit. The first voltage application control unit is configured to enable a first end of the first energy storage unit to be electrically connected to, or electrically disconnected from, a first voltage end, and enable a first end of the second energy storage unit to be electrically connected to, or electrically disconnected from, a second voltage end.Type: GrantFiled: October 24, 2018Date of Patent: May 12, 2020Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jituo Tang, Guohuo Su, Shulin Yao, Zhihua Sun, Yinlong Zhang, Xu Zhang, Ning Zhang, Wenpeng Ma
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Patent number: 10643558Abstract: A driving method of display panel, a display panel and a display device are disclosed. The driving method includes: in a single-frame display time, sequentially applying signals to a plurality of first sub-pixels connected to first data lines in a scanning direction so that: a signal polarity applied to each of a plurality of first white sub-pixels connected to first data lines is opposite to a signal polarity applied to a first sub-pixel which is located at an upstream of the first white sub-pixel along the scanning direction and is adjacent to the first white sub-pixel, and a signal polarity applied to each of a plurality of first colored sub-pixels is identical with a signal polarity applied to a first sub-pixel which is located at an upstream of the first colored sub-pixel along the scanning direction and is adjacent to the first colored sub-pixel.Type: GrantFiled: February 24, 2017Date of Patent: May 5, 2020Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.Inventors: Guohuo Su, Zhihua Sun, Yujie Gao, Shulin Yao, Baoyu Liu, Xu Zhang, Weichao Ma, Zhihao Zhang, Wenkai Mu, Yingmeng Miao, Guangquan He
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Patent number: 10429692Abstract: The present disclosure provides a liquid crystal display panel. The liquid crystal display panel includes an upper substrate, a lower substrate, a liquid crystal layer sandwiched between the upper and lower substrates, an upper regionalized polarizer disposed on the upper substrate including a plurality of first upper polarizing units and second upper polarizing units, and a lower regionalized polarizer disposed on the lower substrate including a plurality of first lower polarizing units and second lower polarizing units. The first lower polarizing units correspond to the first upper polarizing units. The second lower polarizing units correspond to the second upper polarizing units. The first upper polarizing units and the second upper polarizing units have mutually orthogonal polarization directions. The first lower polarizing units and the first upper polarizing units have mutually orthogonal polarization directions.Type: GrantFiled: January 7, 2016Date of Patent: October 1, 2019Assignees: Xiamen Tianma Micro-electronics Co., Ltd., Tianma Micro-electronics Co., Ltd.Inventors: Shulin Yao, Long Zhang, Ting Zhou, Poping Shen, Zhaokeng Cao
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Publication number: 20190279560Abstract: A charge pump, a voltage control method for the charge pump, and a display device are provided. The charge pump includes a voltage output end and a first step-up circuitry. The first step-up circuitry includes a first energy storage unit, a second energy storage unit, a first input control unit, a first voltage application control unit, a first output control unit and a first charging path control unit. The first voltage application control unit is configured to enable a first end of the first energy storage unit to be electrically connected to, or electrically disconnected from, a first voltage end, and enable a first end of the second energy storage unit to be electrically connected to, or electrically disconnected from, a second voltage end.Type: ApplicationFiled: October 24, 2018Publication date: September 12, 2019Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jituo TANG, Guohuo SU, Shulin YAO, Zhihua SUN, Yinlong ZHANG, Xu ZHANG, Ning ZHANG, Wenpeng MA
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Publication number: 20190213968Abstract: The embodiments of the present disclosure disclose an array substrate, a method for driving the same, and a display apparatus. The array substrate includes: a plurality of data lines; a plurality of scanning lines intersecting the plurality of data lines to form a matrix array; a common electrode line; a plurality of pixel sub-circuits disposed at intersections of the data lines and the scanning lines, wherein each of the pixel sub-circuits comprises a pixel transistor and a pixel capacitor, wherein the pixel capacitor is connected between a corresponding one of the data lines and the common electrode line via the pixel transistor, and a control terminal of the pixel transistor is connected to a corresponding one of the scanning lines; and control sub-circuits, each connected between a respective data line and the common electrode line respectively and configured to zero a voltage difference across a pixel capacitor in each of pixel sub-circuits connected to the respective data line based on a control signal.Type: ApplicationFiled: April 28, 2018Publication date: July 11, 2019Inventors: Guohuo SU, Zhihua SUN, Shulin YAO, Guangquan HE, Ning ZHANG, Jituo TANG