Patents by Inventor Xinlan YANG
Xinlan YANG 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: 11953774Abstract: A display substrate includes: a base substrate (100); a plurality of sub-pixels (R, G, B) located on the base substrate (100), every two rows of sub-pixels (R, G, B) constituting a pixel group; a plurality of first gate lines (Gate1) located at first row gaps between the pixel groups, two first gate lines (Gate1) being arranged at each first row gap; and a plurality of photosensors (101), the orthographic projection of each row of photosensors (101) on the base substrate (100) completely covering a second row gap in the pixel group and partially overlapping with the orthographic projections of the sub-pixels (R, G, B), thereby avoiding the bright and dark difference between adjacent rows and ensuring the aperture ratio.Type: GrantFiled: June 8, 2021Date of Patent: April 9, 2024Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Xinlan Yang, Wenkai Mu, Yi Liu, Jun Fan, Bo Feng, Yang Wang, Zhan Wei, Tengfei Ding, Shijun Wang, Chengfu Xu
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Patent number: 11810389Abstract: The present disclosure provides fingerprint recognition substrate including fingerprint recognition units arranged in array, signal reading line groups and gating circuits, fingerprint recognition units are divided into first fingerprint recognition groups arranged along row direction, first fingerprint recognition groups, signal reading line groups and gating circuits are in one-to-one correspondence with one another; first fingerprint recognition group includes fingerprint recognition units consecutively arranged in row direction, signal reading line group includes signal reading lines each coupled to corresponding column of fingerprint recognition units; gating circuit includes switch circuits each coupled to one signal transmission channel on signal receiving unit through corresponding switch circuit; among all signal reading lines, different signal reading lines in same signal reading line group are coupled to different signal transmission channels, and at least two signal reading lines in different signType: GrantFiled: September 29, 2020Date of Patent: November 7, 2023Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yi Liu, Shijun Wang, Wenkai Mu, Bo Feng, Xinlan Yang, Yang Wang, Zhan Wei, Tengfei Ding, Jun Fan, Chengfu Xu
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Patent number: 11804196Abstract: Provided is a display substrate. The display substrate includes a base substrate, a plurality of gate lines, a plurality of data lines, and a plurality of rows of pixels arranged in an array on the base substrate, and a plurality of shift circuits disposed on the base substrate, wherein in a plurality of pixels connected to each shift circuit, the respective pixels sharing the same data line have the same color, and each shift circuit is connected to one turn-on signal terminal.Type: GrantFiled: October 23, 2020Date of Patent: October 31, 2023Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Tengfei Ding, Yang Wang, Shijun Wang, Bo Feng, Jun Fan, Wenkai Mu, Yi Liu, Xinlan Yang, Li Tian
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Patent number: 11790688Abstract: The fingerprint recognition panel includes fingerprint recognition circuits arranged in a matrix, reading signal lines, a gate driving circuit and scanning lines connected with the gate driving circuit. The gate driving circuit is for outputting scanning signals to the scanning lines successively; each fingerprint recognition circuit is in connection with two scanning lines, a reading control end is connected with a first scanning line, and a reset control end is connected with a second scanning line; the first scanning line in connection with the fingerprint recognition circuits of the nth row and the second scanning line in connection with the fingerprint recognition circuits of the (n?m)th row are the same; or the second scanning line in connection with the fingerprint recognition circuits of the nth row and the first scanning line in connection with the fingerprint recognition circuits of the (n?m)th row are the same.Type: GrantFiled: September 11, 2020Date of Patent: October 17, 2023Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Yi Liu, Shijun Wang, Wenkai Mu, Bo Feng, Jun Fan, Xinlan Yang, Yang Wang, Zhan Wei, Tengfei Ding, Yingzi Wang
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Publication number: 20230260472Abstract: The present disclosure discloses an array substrate, a liquid crystal display panel, and a display apparatus, which relate to the field of display technologies. The array substrate includes a first base and a plurality of photosensitive devices disposed on the first base. The photosensitive device can recognize fingerprints. In this way, the screen-to-body ratio of a display apparatus manufactured by using the array substrate is effectively increased. When an orthographic projection of the photosensitive device in the array substrate onto the first base at least partially overlaps with a white sub-pixel region, a pixel aperture ratio of the array substrate can be increased, so that a display apparatus that is subsequently manufactured by using the array substrate has a relatively good display effect.Type: ApplicationFiled: October 29, 2020Publication date: August 17, 2023Inventors: Xinlan YANG, Shijun WANG, Wenkai MU, Yi LIU, Bo FENG, Yang WANG, Zhan WEI, Tengfei DING, Jun FAN, Yuke TAI, Gongda CHEN, Guangshuang LV, Yingzi WANG
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Publication number: 20230168534Abstract: A display substrate includes: a base substrate (100); a plurality of sub-pixels (R, G, B) located on the base substrate (100), every two rows of sub-pixels (R, G, B) constituting a pixel group; a plurality of first gate lines (Gate1) located at first row gaps between the pixel groups, two first gate lines (Gate1) being arranged at each first row gap; and a plurality of photosensors (101), the orthographic projection of each row of photosensors (101) on the base substrate (100) completely covering a second row gap in the pixel group and partially overlapping with the orthographic projections of the sub-pixels (R, G, B), thereby avoiding the bright and dark difference between adjacent rows and ensuring the aperture ratio.Type: ApplicationFiled: June 8, 2021Publication date: June 1, 2023Inventors: Xinlan YANG, Wenkai MU, Yi LIU, Jun FAN, Bo FENG, Yang WANG, Zhan WEI, Tengfei DING, Shijun WANG, Chengfu XU
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Patent number: 11651613Abstract: Embodiments of the present disclosure provide a fingerprint recognition circuit, a driving method therefor, a display panel, and a display device. The fingerprint recognition circuit includes: a photosensitive detection circuit, coupled to a bias control signal terminal and configured to receive light reflected from a fingerprint and generate a control signal; a reset control circuit, coupled to a reset signal terminal, a first control terminal, and the photosensitive detection circuit respectively, and configured to provide a signal of the reset signal terminal to the photosensitive detection circuit under control of the first control terminal; and a signal reading circuit, coupled to the photosensitive detection circuit, a power supply terminal, a second control terminal, and a signal output terminal respectively, and configured to output a corresponding fingerprint recognition signal according to the control signal under control of the second control terminal.Type: GrantFiled: September 11, 2020Date of Patent: May 16, 2023Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Wenkai Mu, Yi Liu, Xinlan Yang, Shijun Wang, Yingzi Wang
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Patent number: 11587352Abstract: A fingerprint detection control circuit, a fingerprint detection control method and a display device. The fingerprint detection control circuit includes a sensing circuitry, a resetting circuitry, a control circuitry and a conversion circuitry. The control circuitry provides a switch control signal to a control end of the resetting circuitry under the control of a first control signal. The resetting circuitry provides a resetting voltage to a conversion control end under the control of a potential at its control end. The conversion circuitry converts a photovoltage signal into a corresponding current signal under the control of a potential at the conversion control end when a first voltage end is electrically connected to a first signal output end, and outputs the current signal via the first signal output end.Type: GrantFiled: September 10, 2020Date of Patent: February 21, 2023Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xinlan Yang, Wenkai Mu, Yi Liu, Shijun Wang, Jun Fan, Bo Feng, Yang Wang, Zhan Wei, Tengfei Ding, Yingzi Wang
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Publication number: 20230045407Abstract: A display panel and a display device are provided. The display panel includes: a primary contour defining an active display region and including first portions extending non-linearly, a secondary contour inside the primary contour and including second portions extending non-linearly; the primary contour is an outer contour after the display panel is lightened; pixels in the active display region include pixels of first type inside the secondary contour, pixels of second type intersecting the second portion, and pixels of third type intersecting the first portion and outside the secondary contour; an aperture ratio of pixels of third type is smaller than that of pixels of first type, an aperture ratio of at least part of pixels of second type is positively correlated with an area of a part, inside the secondary contour, of each pixel of second type.Type: ApplicationFiled: September 13, 2021Publication date: February 9, 2023Inventors: Yang WANG, Shijun WANG, Bo FENG, Wenkai MU, Zhan WEI, Tengfei DING, Yi LIU, Xinlan YANG, Jun FAN, Li TIAN
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Publication number: 20220319221Abstract: The present disclosure provides fingerprint recognition substrate including fingerprint recognition units arranged in array, signal reading line groups and gating circuits, fingerprint recognition units are divided into first fingerprint recognition groups arranged along row direction, first fingerprint recognition groups, signal reading line groups and gating circuits are in one-to-one correspondence with one another; first fingerprint recognition group includes fingerprint recognition units consecutively arranged in row direction, signal reading line group includes signal reading lines each coupled to corresponding column of fingerprint recognition units; gating circuit includes switch circuits each coupled to one signal transmission channel on signal receiving unit through corresponding switch circuit; among all signal reading lines, different signal reading lines in same signal reading line group are coupled to different signal transmission channels, and at least two signal reading lines in different signType: ApplicationFiled: September 29, 2020Publication date: October 6, 2022Inventors: Yi LIU, Shijun WANG, Wenkai MU, Bo FENG, Xinlan YANG, Yang WANG, Zhan WEI, Tengfei DING, Jun FAN, Chengfu XU
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Publication number: 20220310030Abstract: The present disclosure provides a display substrate, a method for driving same, and a display device, which belong to the field of display technologies. In the display substrate, in a plurality of pixels connected to each shift circuit, the respective pixels sharing the same data line have the same color, and each shift circuit is connected to one turn-on signal terminal. Through flexible control over a turn-on signal provided by the turn-on signal terminal, each data line can continuously provide data signals to the pixels of the same color. In this way, when a pure-color picture is displayed, the number of times of potential reversal on each data line is less, which effectively reduces power consumption of the display device.Type: ApplicationFiled: October 23, 2020Publication date: September 29, 2022Inventors: Tengfei DING, Yang WANG, Shijun WANG, Bo FENG, Jun FAN, Wenkai MU, Yi LIU, Xinlan YANG, Li TIAN
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Publication number: 20220309824Abstract: A fingerprint detection control circuit, a fingerprint detection control method and a display device. The fingerprint detection control circuit includes a sensing circuitry, a resetting circuitry, a control circuitry and a conversion circuitry. The control circuitry provides a switch control signal to a control end of the resetting circuitry under the control of a first control signal. The resetting circuitry provides a resetting voltage to a conversion control end under the control of a potential at its control end. The conversion circuitry converts a photovoltage signal into a corresponding current signal under the control of a potential at the conversion control end when a first voltage end is electrically connected to a first signal output end, and outputs the current signal via the first signal output end.Type: ApplicationFiled: September 10, 2020Publication date: September 29, 2022Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xinlan YANG, Wenkai MU, Yi LIU, Shijun WANG, Jun FAN, Bo FENG, Yang WANG, Zhan WEI, Tengfei DING, Yingzi WANG
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Publication number: 20220309825Abstract: The fingerprint recognition panel includes fingerprint recognition circuits arranged in a matrix, reading signal lines, a gate driving circuit and scanning lines connected with the gate driving circuit. The gate driving circuit is for outputting scanning signals to the scanning lines successively; each fingerprint recognition circuit is in connection with two scanning lines, a reading control end is connected with a first scanning line, and a reset control end is connected with a second scanning line; the first scanning line in connection with the fingerprint recognition circuits of the nth row and the second scanning line in connection with the fingerprint recognition circuits of the (n?m)th row are the same; or the second scanning line in connection with the fingerprint recognition circuits of the nth row and the first scanning line in connection with the fingerprint recognition circuits of the (n?m)th row are the same.Type: ApplicationFiled: September 11, 2020Publication date: September 29, 2022Inventors: Yi LIU, Shijun WANG, Wenkai MU, Bo FENG, Jun FAN, Xinlan YANG, Yang WANG, Zhan WEI, Tengfei DING, Yingzi WANG
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Publication number: 20220309820Abstract: Embodiments of the present disclosure provide a fingerprint recognition circuit, a driving method therefor, a display panel, and a display device. The fingerprint recognition circuit includes: a photosensitive detection circuit, coupled to a bias control signal terminal and configured to receive light reflected from a fingerprint and generate a control signal; a reset control circuit, coupled to a reset signal terminal, a first control terminal, and the photosensitive detection circuit respectively, and configured to provide a signal of the reset signal terminal to the photosensitive detection circuit under control of the first control terminal; and a signal reading circuit, coupled to the photosensitive detection circuit, a power supply terminal, a second control terminal, and a signal output terminal respectively, and configured to output a corresponding fingerprint recognition signal according to the control signal under control of the second control terminal.Type: ApplicationFiled: September 11, 2020Publication date: September 29, 2022Inventors: Wenkai MU, Yi LIU, Xinlan YANG, Shijun WANG, Yingzi WANG
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Patent number: 11402942Abstract: The present disclosure provides an array substrate and a display device. The array substrate includes: a base substrate; a plurality of gate lines on the base substrate; and a touch electrode layer located on a side, away from the base substrate, of a layer where the gate lines are located. The touch electrode layer includes a plurality of touch electrodes, and the touch electrodes are provided with first hollowed-out areas at the positions of at least part of the gate lines.Type: GrantFiled: March 24, 2020Date of Patent: August 2, 2022Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Yi Liu, Shijun Wang, Wenkai Mu, Bo Feng, Xinlan Yang, Xiaoxiao Chen, Yang Wang, Zhan Wei, Tengfei Ding, Xiaofeng Yin
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Publication number: 20220163840Abstract: A displaying substrate, a display panel and a displaying device. The displaying substrate comprises: a base plate, wherein the base plate comprises a display region, a non-display region, and a transition region located between the display region and the non-display region. Pixel units are disposed in the transition region on the base plate and each comprise multiple sub-pixel units, and first light shielding layers are disposed in the sub-pixel units and are used to divide the sub-pixel units into multiple luminescent regions.Type: ApplicationFiled: June 16, 2021Publication date: May 26, 2022Inventors: Zhan WEI, Shijun WANG, Bo FENG, Jun FAN, Yang WANG, Tengfei DING, Yi LIU, Xinlan YANG, Gongda CHEN, Guangshuang LV, Yuke TAI
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Publication number: 20220137770Abstract: The present disclosure provides an array substrate and a display device. The array substrate includes: a base substrate; a plurality of gate lines on the base substrate; and a touch electrode layer located on a side, away from the base substrate, of a layer where the gate lines are located. The touch electrode layer includes a plurality of touch electrodes, and the touch electrodes are provided with first hollowed-out areas at the positions of at least part of the gate lines.Type: ApplicationFiled: March 24, 2020Publication date: May 5, 2022Inventors: Yi LIU, Shijun WANG, Wenkai MU, Bo FENG, Xinlan YANG, Xiaoxiao CHEN, Yang WANG, Zhan WEI, Tengfei DING, Xiaofeng YIN
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Publication number: 20220137755Abstract: The present disclosure provides an array substrate and a display device. The array substrate comprises: a base substrate; a plurality of touch lines on the base substrate; and a touch electrode layer located on a side, facing away from the base substrate, of a layer where the touch lines are located. The touch electrode layer comprises a plurality of touch electrodes, and the touch electrodes are provided with hollowed-out areas at positions of the touch lines.Type: ApplicationFiled: March 27, 2020Publication date: May 5, 2022Inventors: Yi LIU, Shijun WANG, Wenkai MU, Bo FENG, Xiaoxiao CHEN, Yang WANG, Zhan WEI, Tengfei DING, Xinlan YANG, Xiaofeng YIN