Patents by Inventor Dandan QIN
Dandan QIN 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: 11881138Abstract: A drive circuit includes: a first shift register, a first signal line, a second signal line, and a drive module. The first shift register includes a first node and a second node, the first signal line provides a first input signal for the first shift register, the second signal line provides a second input signal for the first shift register, and the first shift register controls potentials of the first node and the second node according to the first input signal and the second input signal. The drive module is electrically connected to the first node, the second node, the first signal line and the second signal line separately, detects the potentials of the first node and the second node, and adjusts at least one of the first input signal and the second input signal according to a potential detection result of the first node and the second node.Type: GrantFiled: March 4, 2022Date of Patent: January 23, 2024Assignee: Shanghai AVIC Optoelectronics Co., Ltd.Inventors: Huijun Jin, Dandan Qin
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Patent number: 11869405Abstract: Provided display panel includes display region and non-display region. The display region includes display units arranged in array and scan signal lines. At least part display units in same row share respective scan signal line. The non-display region includes shift register circuit and connection lines. The shift register circuit includes cascaded shift register unit groups each including at least two shift register units each including signal input terminal, reset control terminal, and signal output terminal. Signal output terminal of first shift register unit in (i+1)-th shift register unit group electrically connected to signal input terminal of respective shift register unit in (i+2)-th shift register unit group through same connection line. Signal output terminal of second shift register unit in (i+1)-th shift register unit group electrically connected to reset control terminal of respective shift register unit in i-th shift register unit group through same connection line. i is positive integer.Type: GrantFiled: January 31, 2023Date of Patent: January 9, 2024Assignee: Shanghai Avic Optoelectronics Co., Ltd.Inventors: Huijun Jin, Tinghai Wang, Dandan Qin
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Patent number: 11698696Abstract: A touch display panel and a touch display device. The touch display panel includes a first display area, a second display area and a binding area arranged along a first direction, and a touch bonding pad is arranged in the binding area and is configured to input touch driving signals; a plurality of touch electrodes are arranged in each of the first display area and the second display area; the touch display panel further includes a plurality of touch signal lines extending along the first direction and arranged at intervals along a second direction, the touch bonding pad is electrically connected to the touch electrodes by the touch signal lines; and touch signal lines electrically connected to the touch electrodes in the first display area are first touch signal lines, touch signal lines electrically connected to the touch electrodes in the second display area are second touch signal lines.Type: GrantFiled: September 20, 2022Date of Patent: July 11, 2023Assignee: SHANGHAI AVIC OPTOELECTRONICS CO., LTD.Inventors: Huijun Jin, Dandan Qin
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Publication number: 20230177994Abstract: Provided display panel includes display region and non-display region. The display region includes display units arranged in array and scan signal lines. At least part display units in same row share respective scan signal line. The non-display region includes shift register circuit and connection lines. The shift register circuit includes cascaded shift register unit groups each including at least two shift register units each including signal input terminal, reset control terminal, and signal output terminal. Signal output terminal of first shift register unit in (i+1)-th shift register unit group electrically connected to signal input terminal of respective shift register unit in (i+2)-th shift register unit group through same connection line. Signal output terminal of second shift register unit in (i+1)-th shift register unit group electrically connected to reset control terminal of respective shift register unit in i-th shift register unit group through same connection line. i is positive integer.Type: ApplicationFiled: January 31, 2023Publication date: June 8, 2023Applicant: Shanghai AVIC Optoelectronics Co., Ltd.Inventors: Huijun JIN, Tinghai WANG, Dandan QIN
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Patent number: 11493806Abstract: A light-emitting structure, a backlight module, a display module, and a display device are provided. The light-emitting structure includes a circuit substrate, including a first surface and a second surface sequentially arranged along a light-exiting direction of the light-emitting structure. The circuit substrate also includes a light-transparent substrate and a wiring structure located on a side of the light-transparent substrate in a thickness direction. The light-emitting structure also includes a plurality of light-emitting elements, arranged in an array on one of the first surface or the second surface of the circuit substrate. The plurality of the light-emitting elements is electrically connected to the wiring structure. The light-emitting structure also includes a heat sink, located on a side of the first surface of the circuit substrate. The heat sink is configured for dissipating heat generated by the plurality of the light-emitting elements.Type: GrantFiled: December 17, 2020Date of Patent: November 8, 2022Assignees: Shanghai AVIC OPTO Electronics Co., Ltd., Tianma Micro-Electronics Co., Ltd.Inventors: Feng Qin, Zhiqi Chen, Dandan Qin, Shoufu Jian
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Publication number: 20220267835Abstract: A molecular marker combination linked to quantitative traits of tea plant caffeine content, including a SNP site 1, a SNP site 2, a SNP site 3, a SNP site 4, a SNP site 5 and a SNP site 6, which are located in tea genomes Scaffold4239:309117, Scaffold115:803980, Scaffold720:596655, Scaffold3614:66549, Scaffold349:3413816 and Scaffold920:281727, respectively, and genotypes thereof are extremely significantly correlated with the caffeine content is provided. A detection method for detecting each site, and one or more molecular marker site is used to evaluate the tea plant caffeine content.Type: ApplicationFiled: October 14, 2019Publication date: August 25, 2022Applicant: TEA RESEARCH INSTITUTE, GUANGDONG ACADEMY OF AGRICULTURAL SCIENCESInventors: Hualing WU, Kaixing FANG, Hongjian LI, Xiaohui JIANG, Dandan QIN, Qiushuang WANG, Chendong PAN, Bo LI
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Publication number: 20220267834Abstract: A molecular marker combination linked to quantitative traits of tea plant (+)-catechin content, including a SNP site 1, a SNP site 2, a SNP site 3, a SNP site 4, a SNP site 5, a SNP site 6, a SNP site 7 and a SNP site 8, which are located in tea genomes Scaffold4239:309117, Scaffold3614: 66549, Scaffold349: 3413816, Scaffold1989: 2316385, Scaffold451: 940283, Scaffold3727:442660, Scaffold115:803980 and Scaffold920:281727, respectively, and genotypes thereof are extremely significantly correlated with the (+)-catechin content is provided. A detection method for detecting each site, and one or more molecular marker site is used to evaluate the tea plant (+)-catechin content.Type: ApplicationFiled: October 14, 2019Publication date: August 25, 2022Applicant: TEA RESEARCH INSTITUTE, GUANGDONG ACADEMY OF AGRICULTURAL SCIENCESInventors: Kaixing FANG, Hualing WU, Xiaohui JIANG, Hongjian LI, Qiushuang WANG, Dandan QIN, Chendong PAN, Bo LI
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Publication number: 20220189372Abstract: A drive circuit includes: a first shift register, a first signal line, a second signal line, and a drive module. The first shift register includes a first node and a second node, the first signal line provides a first input signal for the first shift register, the second signal line provides a second input signal for the first shift register, and the first shift register controls potentials of the first node and the second node according to the first input signal and the second input signal. The drive module is electrically connected to the first node, the second node, the first signal line and the second signal line separately, detects the potentials of the first node and the second node, and adjusts at least one of the first input signal and the second input signal according to a potential detection result of the first node and the second node.Type: ApplicationFiled: March 4, 2022Publication date: June 16, 2022Applicant: Shanghai AVIC Optoelectronics Co., Ltd.Inventors: Huijun JIN, Dandan QIN
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Publication number: 20220137463Abstract: A light-emitting structure, a backlight module, a display module, and a display device are provided. The light-emitting structure includes a circuit substrate, including a first surface and a second surface sequentially arranged along a light-exiting direction of the light-emitting structure. The circuit substrate also includes a light-transparent substrate and a wiring structure located on a side of the light-transparent substrate in a thickness direction. The light-emitting structure also includes a plurality of light-emitting elements, arranged in an array on one of the first surface or the second surface of the circuit substrate. The plurality of the light-emitting elements is electrically connected to the wiring structure. The light-emitting structure also includes a heat sink, located on a side of the first surface of the circuit substrate. The heat sink is configured for dissipating heat generated by the plurality of the light-emitting elements.Type: ApplicationFiled: December 17, 2020Publication date: May 5, 2022Inventors: Feng QIN, Zhiqi CHEN, Dandan QIN, Shoufu JIAN
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Patent number: 11048132Abstract: Provided are a display panel and a display apparatus. The display panel has a bonding region where a chip is bonded, and a fan-out region where fan-out leads is arranged. Bonding pads in the bonding region include a first pad array and a second pad array, the first pad array being at a side of the second pad array close to the display region. The first pad array includes first pads arranged in at least two rows. The first pad array includes at least one inclined section including at least three first pads that are arranged sequentially and obliquely away from the display region. Such an arrangement allows at least a portion of the fan-out leads to be displaced into the bonding region, to increase the area for arranging the fan-out leads. Therefore, the lower border of the display panel is narrowed.Type: GrantFiled: July 30, 2020Date of Patent: June 29, 2021Assignee: SHANGHAI AVIC OPTO ELECTRONICS CO., LTD.Inventors: Shoufu Jian, Feng Qin, Dandan Qin, Benshun Zhong
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Patent number: 11004526Abstract: Provided are a shift register, a gate drive circuit and a display panel. The shift register includes a reset module, where a first control terminal of the reset module is electrically connected to a first reset-signal input terminal, a second control terminal of the reset module is electrically connected to a second reset-signal input terminal, an input terminal of the reset module is electrically connected to a second power-signal input terminal, a first output terminal of the reset module is electrically connected to a first node, and a second output terminal of the reset module is electrically connected to a scanning-signal output terminal. In the third phase, the potential of the first node P is at a second level, each of potentials of the first control terminal and the second control terminal of the reset module is at the second level.Type: GrantFiled: April 29, 2020Date of Patent: May 11, 2021Assignee: SHANGHAI AVIC OPTO ELECTRONICS CO., LTD.Inventors: Huijun Jin, Dandan Qin, Shoufu Jian
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Publication number: 20200355972Abstract: Provided are a display panel and a display apparatus. The display panel has a bonding region where a chip is bonded, and a fan-out region where fan-out leads is arranged. Bonding pads in the bonding region include a first pad array and a second pad array, the first pad array being at a side of the second pad array close to the display region. The first pad array includes first pads arranged in at least two rows. The first pad array includes at least one inclined section including at least three first pads that are arranged sequentially and obliquely away from the display region. Such an arrangement allows at least a portion of the fan-out leads to be displaced into the bonding region, to increase the area for arranging the fan-out leads. Therefore, the lower border of the display panel is narrowed.Type: ApplicationFiled: July 30, 2020Publication date: November 12, 2020Inventors: Shoufu JIAN, Feng QIN, Dandan QIN, Benshun ZHONG
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Publication number: 20200258586Abstract: Provided are a shift register, a gate drive circuit and a display panel. The shift register includes a reset module, where a first control terminal of the reset module is electrically connected to a first reset-signal input terminal, a second control terminal of the reset module is electrically connected to a second reset-signal input terminal, an input terminal of the reset module is electrically connected to a second power-signal input terminal, a first output terminal of the reset module is electrically connected to a first node, and a second output terminal of the reset module is electrically connected to a scanning-signal output terminal. In the third phase, the potential of the first node P is at a second level, each of potentials of the first control terminal and the second control terminal of the reset module is at the second level.Type: ApplicationFiled: April 29, 2020Publication date: August 13, 2020Inventors: Huijun JIN, Dandan QIN, Shoufu JIAN
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Patent number: 10644038Abstract: An array substrate, a display panel, and a display device are provided. The array substrate includes a display region and a non-display region surrounding the display region. The array substrate also includes a plurality of gate lines. The plurality of gate lines include a plurality of regular gate lines and at least one irregular gate line. The plurality of regular gate lines are disposed in the display region and extended along a first direction. The at least one irregular gate line includes at least one first trace portion and a second trace portion electrically connected to each other. The at least one first trace portion has a same line width as a regular gate line of the plurality of regular gate lines, and the second trace portion has a line width smaller than the at least one first trace portion.Type: GrantFiled: July 31, 2018Date of Patent: May 5, 2020Assignee: SHANGHAI AVIC OPTO ELECTRONICS CO., LTD.Inventors: Tinghai Wang, Huijun Jin, Dandan Qin, Rili Fei, Ying Xie
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Patent number: 10586604Abstract: A shift register includes a forward/backward scan-control module, configured to transmit a signal of a forward-scan-signal terminal or a signal of a backward-scan-signal terminal to a first node; an interlock module, configured to transmit a signal of a first voltage terminal to a second node, and transmit a signal of a second voltage terminal to the first node; a pull-down module, configured to transmit the signal of the first voltage terminal to a gate-signal output terminal; an output module, configured to transmit a signal of a second clock-signal terminal to the gate-signal output terminal; and a reset module, configured to transmit the signal of the second voltage terminal to the first node, and transmit the signal of the first voltage terminal to the gate-signal output terminal. The disclosed shift register can prevent leakage of the first node, and thus improve the quality and the performance of the shift register.Type: GrantFiled: December 21, 2018Date of Patent: March 10, 2020Assignee: SHANGHAI AVIC OPTO ELECTRONICS CO., LTD.Inventors: Rili Fei, Zhiqiang Xia, Dandan Qin, Dongliang Dun, Shoufu Jian, Tinghai Wang, Ying Xie, Houxun Xia
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Publication number: 20200075112Abstract: A shift register includes a forward/backward scan-control module, configured to transmit a signal of a forward-scan-signal terminal or a signal of a backward-scan-signal terminal to a first node; an interlock module, configured to transmit a signal of a first voltage terminal to a second node, and transmit a signal of a second voltage terminal to the first node; a pull-down module, configured to transmit the signal of the first voltage terminal to a gate-signal output terminal; an output module, configured to transmit a signal of a second clock-signal terminal to the gate-signal output terminal; and a reset module, configured to transmit the signal of the second voltage terminal to the first node, and transmit the signal of the first voltage terminal to the gate-signal output terminal. The disclosed shift register can prevent leakage of the first node, and thus improve the quality and the performance of the shift register.Type: ApplicationFiled: December 21, 2018Publication date: March 5, 2020Inventors: Rili FEI, Zhiqiang XIA, Dandan QIN, Dongliang DUN, Shoufu JIAN, Tinghai WANG, Ying XIE, Houxun XIA
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Patent number: 10571742Abstract: 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 a plurality of primary-color pixels and a plurality of color-mixing pixels disposed in the display area. A primary-color pixel includes a first electrode, and the first electrode includes M number of stripe-shaped first electrode branches. A color-mixing pixel includes a second electrode, and the second electrode includes N number of stripe-shaped second electrode branches, where M>N, and both M and N are integers greater than 0. A width D2 of the second electrode branch is greater than a width D1 of the first electrode branch.Type: GrantFiled: May 25, 2018Date of Patent: February 25, 2020Assignee: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.Inventors: Zhaokeng Cao, Dandan Qin, Min Cai
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Patent number: 10545386Abstract: The present disclosure provides a display panel and a display device. The display panel includes a plurality of sub-pixels arranged in an array. A region between any two adjacent columns of sub-pixels is a column spacing region. The column spacing region includes a first column spacing region with signal touch line and a second column spacing region. In each column of sub-pixels adjacent to the first column spacing region, adjacent ends of any two adjacent sub-pixels close to the first column spacing region are aligned in a sub-pixel column direction. In each column of sub-pixels adjacent to the second column spacing region, adjacent ends of at least two adjacent sub-pixels close to the second column spacing region are misaligned in the sub-pixel column direction.Type: GrantFiled: August 21, 2018Date of Patent: January 28, 2020Assignee: Shanghai AVIC OPTO Electronics Co., Ltd.Inventors: Dandan Qin, Xiaodong Luo, Zhaokeng Cao, Boping Shen, Xiufeng Zhou
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Publication number: 20190304999Abstract: An array substrate, a display panel, and a display device are provided. The array substrate includes a display region and a non-display region surrounding the display region. The array substrate also includes a plurality of gate lines. The plurality of gate lines include a plurality of regular gate lines and at least one irregular gate line. The plurality of regular gate lines are disposed in the display region and extended along a first direction. The at least one irregular gate line includes at least one first trace portion and a second trace portion electrically connected to each other. The at least one first trace portion has a same line width as a regular gate line of the plurality of regular gate lines, and the second trace portion has a line width smaller than the at least one first trace portion.Type: ApplicationFiled: July 31, 2018Publication date: October 3, 2019Inventors: Tinghai WANG, Huijun JIN, Dandan QIN, Rili FEI, Ying XIE
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Publication number: 20190272782Abstract: 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 a plurality of primary-color pixels and a plurality of color-mixing pixels disposed in the display area. A primary-color pixel includes a first electrode, and the first electrode includes M number of stripe-shaped first electrode branches. A color-mixing pixel includes a second electrode, and the second electrode includes N number of stripe-shaped second electrode branches, where M>N, and both M and N are integers greater than 0. A width D2 of the second electrode branch is greater than a width D1 of the first electrode branch.Type: ApplicationFiled: May 25, 2018Publication date: September 5, 2019Inventors: Zhaokeng CAO, Dandan QIN, Min CAI