Patents by Inventor Xueqin Wei
Xueqin Wei 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: 11645965Abstract: An image processing method includes: constructing an image data analysis model; obtaining a first gray level of at least one of a plurality of first sub-pixels, and second gray levels of at least two second sub-pixels corresponding to each of the at least one first sub-pixel; obtaining a first light transmittance corresponding to the first gray level of the at least one first sub-pixel, and second light transmittances corresponding to the second gray levels of the at least two second sub-pixels corresponding to each of the at least one first sub-pixel, and determining actual light transmittances corresponding to the second gray levels of the at least two second sub-pixels respectively according to the image data analysis model; and obtaining target light transmittances corresponding to the second gray levels of the at least two second sub-pixels respectively, and determining compensation gray levels corresponding to the at least two second sub-pixels according to the actual light transmittances correspondingType: GrantFiled: September 26, 2019Date of Patent: May 9, 2023Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Shenghua Hu, Chunyang Nie, Ruilian Li, Xueqin Wei, Ke Dai
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Publication number: 20230116630Abstract: An image processing method includes: constructing an image data analysis model; obtaining a first gray level of at least one of a plurality of first sub-pixels, and second gray levels of at least two second sub-pixels corresponding to each of the at least one first sub-pixel; obtaining a first light transmittance corresponding to the first gray level of the at least one first sub-pixel, and second light transmittances corresponding to the second gray levels of the at least two second sub-pixels corresponding to each of the at least one first sub-pixel, and determining actual light transmittances corresponding to the second gray levels of the at least two second sub-pixels respectively according to the image data analysis model; and obtaining target light transmittances corresponding to the second gray levels of the at least two second sub-pixels respectively, and determining compensation gray levels corresponding to the at least two second sub-pixels according to the actual light transmittances correspondingType: ApplicationFiled: September 26, 2019Publication date: April 13, 2023Inventors: Shenghua HU, Chunyang NIE, Ruilian LI, Xueqin WEI, Ke DAI
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Patent number: 11610557Abstract: A method for improving a halo is applied to a display panel. The display panel includes a dimming sub-panel and a display sub-panel that are superposed. The dimming sub-panel includes a plurality of first pixels, the display sub-panel includes a plurality of second pixels, and each first pixel corresponds to at least two second pixels. The method for improving the halo includes: as for the first pixel: acquiring a second brightness datum of each of the at least two second pixels corresponding to the first pixel; calculating a target brightness datum of the first pixel according to second brightness data of the at least two second pixels; determining a first gray-scale datum of the first pixel according to the target brightness datum.Type: GrantFiled: October 15, 2019Date of Patent: March 21, 2023Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Ruilian Li, Xueqin Wei, Lixin Zhu, Lei Shi, Chunyang Nie, Ke Dai
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Publication number: 20220319448Abstract: A method for improving a halo is applied to a display panel. The display panel includes a dimming sub-panel and a display sub-panel that are superposed. The dimming sub-panel includes a plurality of first pixels, the display sub-panel includes a plurality of second pixels, and each first pixel corresponds to at least two second pixels. The method for improving the halo includes: as for the first pixel: acquiring a second brightness datum of each of the at least two second pixels corresponding to the first pixel; calculating a target brightness datum of the first pixel according to second brightness data of the at least two second pixels; determining a first gray-scale datum of the first pixel according to the target brightness datum.Type: ApplicationFiled: October 15, 2019Publication date: October 6, 2022Inventors: Ruilian LI, Xueqin WEI, Lixin ZHU, Lei SHI, Chunyang NIE, Ke DAI
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Patent number: 11322111Abstract: The present disclosure provides a driving method of a display device and a display device. The driving method of the display device includes: inputting a gate signal with a length of a first duration to each of gate lines; and inputting a data signal to each of data lines to drive the display device for displaying. Among M data lines crossing the gate line in a direction of the gate line from a signal input terminal to an terminal away from the signal input terminal, a start time at which an mth data line input with the data signal is delayed by a second duration, relative to the start time at which a first data line closest to the signal input terminal of the gate line is input with the data signal, and the second duration is less than the first duration.Type: GrantFiled: December 4, 2019Date of Patent: May 3, 2022Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xueqin Wei, Chunyang Nie, Ke Dai, Ruilian Li, Lixin Zhu, Bingbing Yan, Yan Yang, Wen Chieh Huang, Ching Hua Hung, Wei Sun, Rui Liu, Ming Chen
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Patent number: 11316427Abstract: A voltage control circuit comprises a sampling sub-circuit and a control sub-circuit. The sampling sub-circuit is configured to detect a potential difference between an output voltage and an input voltage to obtain a first voltage and output the first voltage to the control sub-circuit. The control sub-circuit is configured to compare a magnitude of the first voltage with a first voltage threshold, if the first voltage is less than the first voltage threshold, output the input voltage as the output voltage, and, if the first voltage is greater than or equal to the first voltage threshold, superimpose and output the input voltage and a bootstrap voltage as the output voltage.Type: GrantFiled: March 30, 2020Date of Patent: April 26, 2022Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Lixin Zhu, Chunyang Nie, Ke Dai, Lei Guo, Ruilian Li, Xueqin Wei
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Patent number: 11189206Abstract: Provided are a shift register and a driving method thereof, a gate driving circuit, and a display apparatus. The shift register is disposed on a display panel. An operating process of the display panel includes a start-up phase and a display phase. The shift register includes a shift register unit, a start-up discharge circuit, a first control end, a second control end, a signal output end and a first power supply end; the shift register unit is configured to output a gate driving signal to the signal output end in the display phase; the start-up discharge circuit is configured to provide a signal of the first power supply end to the signal output end under control of the first control end and the second control end in the start-up phase.Type: GrantFiled: January 13, 2020Date of Patent: November 30, 2021Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Shenghua Hu, Chunyang Nie, Xueqin Wei, Ke Dai
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Patent number: 11069287Abstract: A driver control circuit and a display device are disclosed, where the driver control circuit includes: a first transistor with a first terminal connected with a supply voltage of a main loop, and a second terminal connected with a first ground terminal; and a first control component connected with a control terminal of the first transistor, and configured to control the first transistor to be in a state of incomplete conduction in amplification region, when the supply voltage of the main loop is powered on.Type: GrantFiled: October 28, 2019Date of Patent: July 20, 2021Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Lixin Zhu, Ruilian Li, Lei Shi, Xueqin Wei, Bingbing Yan, Chunyang Nie, Ke Dai
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Publication number: 20210217342Abstract: Provided are a shift register and a driving method thereof, a gate driving circuit, and a display apparatus. The shift register is disposed on a display panel. An operating process of the display panel includes a start-up phase and a display phase. The shift register includes a shift register unit, a start-up discharge circuit, a first control end, a second control end, a signal output end and a first power supply end; the shift register unit is configured to output a gate driving signal to the signal output end in the display phase; the start-up discharge circuit is configured to provide a signal of the first power supply end to the signal output end under control of the first control end and the second control end in the start-up phase.Type: ApplicationFiled: January 13, 2020Publication date: July 15, 2021Inventors: Shenghua HU, Chunyang NIE, Xueqin WEI, Ke DAI
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Publication number: 20210201838Abstract: The present disclosure provides a driving method of a display device and a display device. The driving method of the display device includes: inputting a gate signal with a length of a first duration to each of gate lines; and inputting a data signal to each of data lines to drive the display device for displaying. Among M data lines crossing the gate line in a direction of the gate line from a signal input terminal to an terminal away from the signal input terminal, a start time at which an mth data line input with the data signal is delayed by a second duration, relative to the start time at which a first data line closest to the signal input terminal of the gate line is input with the data signal, and the second duration is less than the first duration.Type: ApplicationFiled: December 4, 2019Publication date: July 1, 2021Inventors: Xueqin WEI, Chunyang NIE, Ke DAI, Ruilian LI, Lixin ZHU, Bingbing YAN, Yan YANG, Wen Chieh HUANG, Ching Hua HUNG, Wei SUN, Rui LIU, Ming CHEN
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Patent number: 11004414Abstract: A display device and a method for driving the same are provided. The display device includes an array substrate and a data driving circuit, the array substrate includes a plurality of data lines divided into multiple groups, each group includes at least two data lines, first ends of the data lines in each group are connected together by the data driving circuit during a first charge sharing phase of each scanning period, the array substrate further includes a plurality of switches; the display device further includes a control circuit configured to output a control signal during a second charge sharing phase of each scanning period, each switch is turned on according to the control signal to connect second ends of corresponding data lines in corresponding group; in each scanning period, the first charge sharing phase and the second charge sharing phase are at least partially overlapped with each other.Type: GrantFiled: January 7, 2019Date of Patent: May 11, 2021Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Bingbing Yan, Liugang Zhou, Wenwu Lu, Xueqin Wei, Lixin Zhu, Shenghua Hu
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Publication number: 20210119534Abstract: A voltage control circuit comprises a sampling sub-circuit and a control sub-circuit. The sampling sub-circuit is configured to detect a potential difference between an output voltage and an input voltage to obtain a first voltage and output the first voltage to the control sub-circuit. The control sub-circuit is configured to compare a magnitude of the first voltage with a first voltage threshold, if the first voltage is less than the first voltage threshold, output the input voltage as the output voltage, and, if the first voltage is greater than or equal to the first voltage threshold, superimpose and output the input voltage and a bootstrap voltage as the output voltage.Type: ApplicationFiled: March 30, 2020Publication date: April 22, 2021Inventors: Lixin ZHU, Chunyang NIE, Ke DAI, Lei GUO, Ruilian LI, Xueqin WEI
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Transient overvoltage protection circuit, array substrate comprising the same, and display apparatus
Patent number: 10884303Abstract: The present disclosure discloses a transient overvoltage protection circuit, an array substrate, and a display apparatus, wherein the transient overvoltage protection circuit comprises a transient suppression circuit configured to discharge a transient high voltage in a signal to be processed to obtain a first processed signal; and an isolation circuit having an input terminal electrically coupled to the transient suppression circuit, the isolation circuit being configured to isolate a residual voltage in the first processed signal to obtain a second processed signal.Type: GrantFiled: March 10, 2017Date of Patent: January 5, 2021Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Wenwu Lu, Bingbing Yan, Yuanyuan Liu, Xueqin Wei -
Publication number: 20200219442Abstract: A driver control circuit and a display device are disclosed, where the driver control circuit includes: a first transistor with a first terminal connected with a supply voltage of a main loop, and a second terminal connected with a first ground terminal; and a first control component connected with a control terminal of the first transistor, and configured to control the first transistor to be in a state of incomplete conduction in amplification region, when the supply voltage of the main loop is powered on.Type: ApplicationFiled: October 28, 2019Publication date: July 9, 2020Inventors: Lixin ZHU, Ruilian Li, Lei Shi, Xueqin Wei, Bingbing Yan, Chunyang Nie, Ke Dai
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Patent number: 10692461Abstract: The present disclosure provides a display device, a manufacturing method thereof, a driving method thereof and a counter substrate. The display device includes a liquid crystal cell, at least one flicker detector and a signal processing apparatus. The at least one flicker detector is disposed in a non-display region within the liquid crystal cell and configured to detect light intensity in the liquid crystal cell; and the signal processing apparatus is configured to adjust a magnitude of a common voltage for driving the liquid crystal cell according to a signal strength outputted from the flicker detector, to reduce a flicker value of the display device.Type: GrantFiled: October 3, 2017Date of Patent: June 23, 2020Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Xiaoliang Cheng, Ke Dai, Chunyang Nie, Wenwu Lu, Xueqin Wei, Bingbing Yan, Hailong Li
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Publication number: 20190340988Abstract: A display device and a method for driving the same are provided. The display device includes an array substrate and a data driving circuit, the array substrate includes a plurality of data lines divided into multiple groups, each group includes at least two data lines, first ends of the data lines in each group are connected together by the data driving circuit during a first charge sharing phase of each scanning period, the array substrate further includes a plurality of switches; the display device further includes a control circuit configured to output a control signal during a second charge sharing phase of each scanning period, each switch is turned on according to the control signal to connect second ends of corresponding data lines in corresponding group; in each scanning period, the first charge sharing phase and the second charge sharing phase are at least partially overlapped with each other.Type: ApplicationFiled: January 7, 2019Publication date: November 7, 2019Inventors: Bingbing YAN, Liugang ZHOU, Wenwu LU, Xueqin WEI, Lixin ZHU, Shenghua HU
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TRANSIENT OVERVOLTAGE PROTECTION CIRCUIT, ARRAY SUBSTRATE COMPRISING THE SAME, AND DISPLAY APPARATUS
Publication number: 20180292720Abstract: The present disclosure discloses a transient overvoltage protection circuit, an array substrate, and a display apparatus, wherein the transient overvoltage protection circuit comprises a transient suppression circuit configured to discharge a transient high voltage in a signal to be processed to obtain a first processed signal; and an isolation circuit having an input terminal electrically coupled to the transient suppression circuit, the isolation circuit being configured to isolate a residual voltage in the first processed signal to obtain a second processed signal.Type: ApplicationFiled: March 10, 2017Publication date: October 11, 2018Inventors: Wenwu LU, Bingbing YAN, Yuanyuan LIU, Xueqin WEI -
Publication number: 20180240434Abstract: The present disclosure provides a display device, a manufacturing method thereof, a driving method thereof and a counter substrate. The display device includes a liquid crystal cell, at least one flicker detector and a signal processing apparatus. The at least one flicker detector is disposed in a non-display region within the liquid crystal cell and configured to detect light intensity in the liquid crystal cell; and the signal processing apparatus is configured to adjust a magnitude of a common voltage for driving the liquid crystal cell according to a signal strength outputted from the flicker detector, to reduce a flicker value of the display device.Type: ApplicationFiled: October 3, 2017Publication date: August 23, 2018Inventors: Xiaoliang CHENG, Ke DAI, Chunyang NIE, Wenwu LU, Xueqin WEI, Bingbing YAN, Hailong LI
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Publication number: 20100202772Abstract: The invention provides a method and device for verify link attributes in a node of an Automatically Switched Optical Network. In the Automatically Switched Optical Network, the node and another node are connected to a first port and a second port of one bidirectional link respectively, and the bidirectional link is divided into a first unidirectional link from the first port to the second port and a second unidirectional link from the second port to the first port. The method comprising the steps of: configuring a plurality of link attributes of the first unidirectional link in the node; receiving in the node a plurality of link attributes of the second unidirectional link configured in the another node from the another node; and comparing in the node the plurality of link attributes of the first unidirectional link with the received plurality of link attributes of the second unidirectional link respectively to check whether they match each other.Type: ApplicationFiled: July 25, 2008Publication date: August 12, 2010Inventors: Xueqin Wei, Ran Song
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Publication number: 20070014573Abstract: The invention discloses an interconnection structure and a method for configuring path between the optical networks. The optical network includes a first network and a second network, the first network and the second network each has a number of nodes, a first node of the first network connects with a third node of the second network, a second node of the first network connects with a fourth node of the second network. The method comprises the steps of: setting-up a first path between one of the first node and the second node and another node of the first network; and at least by one link of the link between the first node and the third node and that between the second node and the fourth node, and by the first path, said another node of the first network communicates for path with another node of the second network.Type: ApplicationFiled: September 1, 2003Publication date: January 18, 2007Inventors: Xueqin Wei, Bing Zhu, Zhifeng Wang