Patents by Inventor Zhicai XU
Zhicai XU 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).
-
Patent number: 11696403Abstract: A display device and an electronic apparatus. The display device includes a display panel, a first circuit board and a second circuit board. The display panel includes a light-outgoing side and a non-light-outgoing side opposite to the light-outgoing side; the first circuit board is electrically connected to the display panel and positioned at the non-light-outgoing side; and the second circuit board is configured to be electrically connected to the first circuit board, and the second circuit board includes a functional circuit in signal connection with the display panel.Type: GrantFiled: August 7, 2019Date of Patent: July 4, 2023Assignees: CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Peng Zhang, Sijun Lei, Xianyong Gao, Yansheng Sun, Yunsong Li, Xinzhi Shao, Dengqian Li, Shanbin Chen, Jia Sun, Guangzhao Li, Bo Ran, Zhicai Xu, Bichao Chen
-
Patent number: 11592928Abstract: The present disclosure provides a flexible circuit board, a driving structure and a display device. The flexible circuit board includes: a base plate, including a bonding region and a first routing region between the bonding region and the first edge, touch lines and shielding lines on the base plate and insulated and spaced from each other, and the touch lines includes a first routing portion in the first routing region; wherein the flexible circuit board further includes: a first shielding layer electrically connected to the shielding lines and insulated and spaced from the touch lines, wherein the first shielding layer is in the first routing region and on a side of the first routing portion distal to the base plate, and an orthographic projection of the first shielding layer on the base plate covers an orthographic projection of the first routing portion on the base plate.Type: GrantFiled: September 28, 2021Date of Patent: February 28, 2023Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Shaoning Liu, Zhicai Xu, Binfeng Feng
-
Patent number: 11538434Abstract: A timing controller includes a receiver and a processor. The receiver is configured to receive image signals of image frames to be displayed. The processor is configured to determine refresh rates of the image frames to be displayed according to the image signals of the image frames to be displayed, and output different control signals according to different refresh rates of the image frames to be displayed.Type: GrantFiled: September 24, 2020Date of Patent: December 27, 2022Assignees: Chongqing BOE Optoelectronics Technology Co., Ltd., Beijing BOE Technology Development Co., Ltd.Inventors: Bo Ran, Xianyong Gao, Ying Zhang, Yunsong Li, Shanbin Chen, Zhicai Xu, Sijun Lei, Liang Gao
-
Publication number: 20220394852Abstract: A display device and an electronic apparatus. The display device includes a display panel, a first circuit board and a second circuit board. The display panel includes a light-outgoing side and a non-light-outgoing side opposite to the light-outgoing side; the first circuit board is electrically connected to the display panel and positioned at the non-light-outgoing side; and the second circuit board is configured to be electrically connected to the first circuit board, and the second circuit board includes a functional circuit in signal connection with the display panel.Type: ApplicationFiled: August 7, 2019Publication date: December 8, 2022Inventors: Peng ZHANG, Sijun LEI, Xianyong GAO, Yansheng SUN, Yunsong LI, Xinzhi SHAO, Dengqian LI, Shanbin CHEN, Jia SUN, Guangzhao LI, Bo RAN, Zhicai XU, Bichao CHEN
-
Patent number: 11442299Abstract: Disclosed are a display module, a display device and a viewing-angle switching method. The display module includes a backlight module, a display panel, a lower polarizer sheet, a viewing-angle switching element and a transparent cover plate; the viewing-angle switching element and the transparent cover plate are arranged between the display panel and the lower polarizer sheet, and the transparent cover plate is arranged on a side of the viewing-angle switching element that is close to the lower polarizer sheet; the backlight module is configured to supply light that meets a preset condition, the viewing-angle switching element is configured to switch viewing-angle modes of the display module; the viewing-angle modes include; a first viewing-angle mode and a second viewing-angle mode; and a viewing-angle range of the first viewing-angle mode is smaller than a viewing angle range of the second viewing-angle mode.Type: GrantFiled: May 13, 2020Date of Patent: September 13, 2022Assignees: Chongqing BOE Optoelectronics Technology Co., Ltd., Beijing BOE Technology Development Co., Ltd.Inventors: Pan Yuan, Sijun Lei, Liang Gao, Xianyong Gao, Yansheng Sun, Yunsong Li, Zhicai Xu, Yong Long, Ying Zhang, Dengqian Li, Guojian Zhang, Fanjian Zeng, Shanbin Chen, Sen Tan, Hebing Ma, Chaojie Zhang, Song Liu, Xinzhi Shao, Yong Deng, Xiangchao Chen, Genchuan Yan, Ying Yang, Xinyu Wang
-
Publication number: 20220229530Abstract: The present disclosure provides a flexible circuit board, a driving structure and a display device. The flexible circuit board includes: a base plate, including a bonding region and a first routing region between the bonding region and the first edge, touch lines and shielding lines on the base plate and insulated and spaced from each other, and the touch lines includes a first routing portion in the first routing region; wherein the flexible circuit board further includes: a first shielding layer electrically connected to the shielding lines and insulated and spaced from the touch lines, wherein the first shielding layer is in the first routing region and on a side of the first routing portion distal to the base plate, and an orthographic projection of the first shielding layer on the base plate covers an orthographic projection of the first routing portion on the base plate.Type: ApplicationFiled: September 28, 2021Publication date: July 21, 2022Inventors: Shaoning LIU, Zhicai XU, Binfeng FENG
-
Patent number: 11308906Abstract: The present application discloses a circuit for providing a temperature-dependent common electrode voltage. The circuit includes a sensing sub-circuit coupled between a power-supply terminal and a ground terminal and configured to generate a first voltage for controlling a switching sub-circuit to connect the power-supply terminal to a first node. The circuit further includes a compensation sub-circuit coupled between the first node and the ground terminal and be enabled, when the first voltage decreases below a threshold as temperature increases above a threshold temperature, to output a temperature-dependent second voltage proportional to the temperature to a second node.Type: GrantFiled: June 12, 2018Date of Patent: April 19, 2022Assignees: Chongqing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Sijun Lei, Xu Lu, Shuai Hou, Siqing Fu, Yong Long, Ying Zhang, Shanbin Chen, Fanjian Zeng, Zhicai Xu, Sen Tan, Xinghong Liu, Xiangchao Chen, Yunsong Li, Xin Chen, Yuxu Geng
-
Publication number: 20220028350Abstract: A timing controller includes a receiver and a processor. The receiver is configured to receive image signals of image frames to be displayed. The processor is configured to determine refresh rates of the image frames to be displayed according to the image signals of the image frames to be displayed, and output different control signals according to different refresh rates of the image frames to be displayed.Type: ApplicationFiled: September 24, 2020Publication date: January 27, 2022Inventors: Bo RAN, Xianyong GAO, Ying ZHANG, Yunsong LI, Shanbin CHEN, Zhicai XU, Sijun LEI, Liang GAO
-
Publication number: 20210327381Abstract: The present application discloses a circuit for providing a temperature-dependent common electrode voltage. The circuit includes a sensing sub-circuit coupled between a power-supply terminal and a ground terminal and configured to generate a first voltage for controlling a switching sub-circuit to connect the power-supply terminal to a first node. The circuit further includes a compensation sub-circuit coupled between the first node and the ground terminal and be enabled, when the first voltage decreases below a threshold as temperature increases above a threshold temperature, to output a temperature-dependent second voltage proportional to the temperature to a second node.Type: ApplicationFiled: June 12, 2018Publication date: October 21, 2021Applicants: Chongqing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Sijun Lei, Xu Lu, Shuai Hou, Siqing Fu, Yong Long, Ying Zhang, Shanbin Chen, Fanjian Zeng, Zhicai Xu, Sen Tan, Xinghong Liu, Xiangchao Chen, Yunsong Li, Xin Chen, Yuxu Geng
-
Publication number: 20210294133Abstract: Disclosed are a display module, a display device and a viewing-angle switching method. The display module includes a backlight module, a display panel, a lower polarizer sheet, a viewing-angle switching element and a transparent cover plate; the viewing-angle switching element and the transparent cover plate are arranged between the display panel and the lower polarizer sheet, and the transparent cover plate is arranged on a side of the viewing-angle switching element that is close to the lower polarizer sheet; the backlight module is configured to supply light that meets a preset condition, the viewing-angle switching element is configured to switch viewing-angle modes of the display module; the viewing-angle modes include; a first viewing-angle mode and a second viewing-angle mode; and a viewing-angle range of the first viewing-angle mode is smaller than a viewing angle range of the second viewing-angle mode.Type: ApplicationFiled: May 13, 2020Publication date: September 23, 2021Applicants: CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Pan YUAN, Sijun LEI, Liang GAO, Xianyong GAO, Yansheng SUN, Yunsong LI, Zhicai XU, Yong LONG, Ying ZHANG, Dengqian LI, Guojian ZHANG, Fanjian ZENG, Shanbin CHEN, Sen TAN, Hebing MA, Chaojie ZHANG, Song LIU, Xinzhi SHAO, Yong DENG, Xiangchao CHEN, Genchuan YAN, Ying YANG, Xinyu WANG
-
Patent number: 11073734Abstract: An array substrate includes: a base substrate, a gate line extending in a first direction, a data line extending in a second direction, and a pixel electrode layer, the first direction being substantially perpendicular to the second direction, the gate line and the data line defining a plurality of sub-pixel units, and a plurality of first and second common electrode lines electrically connected to each other and disposed in the same layer as the gate lines. The first common electrode line includes two first common electrode line first portions, and the second common electrode line extends in the second direction. The second common electrode line is located between and electrically connects the two first common electrode line first portions. The second common electrode line is located at a center line of the sub-pixel unit.Type: GrantFiled: June 4, 2020Date of Patent: July 27, 2021Assignees: CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Zhicai Xu, Ruilin Bi, Jiandong Guo, Zhulin Liu, Shouqiang Zhang, Kui Zhang
-
Patent number: 11042068Abstract: A display substrate and a manufacturing method thereof, and a display device are provided. The display substrate includes a base substrate, a plurality of pixel groups located on the base substrate and a first shading portion located between the plurality of pixel groups and the base substrate. Each of the plurality of pixel groups includes two pixel units, each of the plurality of pixel groups includes two opaque first common electrode strips and a second common electrode strip located between the two opaque first common electrode strips, an orthogonal projection of a space between the two opaque first common electrode strips on the base substrate falls within an orthogonal projection of the first shading portion on the base substrate.Type: GrantFiled: October 20, 2017Date of Patent: June 22, 2021Assignees: BOE TECHNOLOGY GROUP CO., LTD., CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Zhicai Xu, Wu Wang, Xiaoyuan Wang, Kui Zhang
-
Patent number: 10971100Abstract: The present disclosure provides a driving method of a display panel, the display panel including a plurality of pixels, each row of pixels correspond to a gate line, each column of pixels correspond to a data line, the driving method including: comparing a current frame of image with a previous frame of image to determine a non-changing row of the pixels, contents displayed by each pixel in the non-changing row for the current frame of image and contents displayed by each pixel in the non-changing row for the previous frame of image are the same; selecting a non-charging row from the non-changing row according to a predetermined time; providing, when displaying the current frame of image, an invalid signal to the gate line of the non-charging row during a scanning time for the gate line of the non-charging row to not to charge the non-charging row.Type: GrantFiled: August 9, 2019Date of Patent: April 6, 2021Assignees: CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Ying Zhang, Sijun Lei, Xu Lu, Xianyong Gao, Shoujun Xiao, Yifan Huangfu, Zhicai Xu, Bo Ran, Yongli Ge
-
Patent number: 10964286Abstract: A voltage providing circuit includes a first voltage output end, a temperature-sensitive element, a power supply circuit and an output circuit. The power supply circuit is configured to apply a control voltage signal to a control end of the temperature-sensitive element. The temperature-sensitive element is configured to, under the control of the control voltage signal, generate a temperature-related voltage, and output the temperature-related voltage via a first end of the temperature-sensitive element, and a value of the temperature-related voltage changes along with an ambient temperature of the temperature-sensitive element. The output circuit is configured to output a temperature-adaptive voltage via the first voltage output end. A difference between a value of the temperature-adaptive voltage and the value of the temperature-related voltage is within a predetermined range.Type: GrantFiled: April 29, 2019Date of Patent: March 30, 2021Assignees: CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yunsong Li, Sijun Lei, Xu Lu, Liang Gao, Xianyong Gao, Shuai Hou, Yongli Ge, Yong Long, Ying Zhang, Shanbin Chen, Peng Zhang, Xiangchao Chen, Yuxu Geng, Fanjian Zeng, Zhicai Xu
-
Patent number: 10928942Abstract: The present disclosure relates to the field of display technology, and provides a display substrate, a manufacturing method thereof, a display panel, and a display device. The display substrate includes a base substrate, a plurality of gate lines on the base substrate, a film structure on a side of the plurality of gate lines away from the base substrate, and a plurality of conductive lines on a side of the film structure away from the base substrate. In the display substrate, an orthographic projection of each gate line on the base substrate at least partially overlaps with an orthographic projection of a corresponding conductive line on the base substrate, and a signal transmitted on each conductive line is inverted from a signal transmitted on a corresponding gate line.Type: GrantFiled: June 7, 2018Date of Patent: February 23, 2021Assignees: CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Can Shen, Zhicai Xu, Bo Xu, Xinghong Liu, Shuai Hou, Bo Ran
-
Publication number: 20200356201Abstract: The present disclosure relates to the field of display technology, and provides a display substrate, a manufacturing method thereof, a display panel, and a display device. The display substrate includes a base substrate, a plurality of gate lines on the base substrate, a film structure on a side of the plurality of gate lines away from the base substrate, and a plurality of conductive lines on a side of the film structure away from the base substrate. In the display substrate, an orthographic projection of each gate line on the base substrate at least partially overlaps with an orthographic projection of a corresponding conductive line on the base substrate, and a signal transmitted on each conductive line is inverted from a signal transmitted on a corresponding gate line.Type: ApplicationFiled: June 7, 2018Publication date: November 12, 2020Inventors: Can SHEN, Zhicai XU, Bo XU, Xinghong LIU, Shuai HOU, Bo RAN
-
Patent number: 10825538Abstract: A shift register unit, a driving method and a gate driving circuit are provided. The shift register unit includes a pull-up node control circuit, a pull-down node control circuit, a capacitor circuit, an output circuit and a noise reduction adjustment circuit. The noise reduction adjustment circuit is connected to a pull-down node and a first level input end, and configured to reduce an increasing rate of a potential at the pull-down node within a noise reduction time period of a maintenance phase, and reduce a decreasing rate of the potential at the pull-down node within a non-noise-reduction time period of the maintenance phase.Type: GrantFiled: March 12, 2019Date of Patent: November 3, 2020Assignees: CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Zhicai Xu, Jia Sun, Lijun Xiao
-
Publication number: 20200301223Abstract: An array substrate includes: a base substrate, a gate line extending in a first direction, a data line extending in a second direction, and a pixel electrode layer, the first direction being substantially perpendicular to the second direction, the gate line and the data line defining a plurality of sub-pixel units, and a plurality of first and second common electrode lines electrically connected to each other and disposed in the same layer as the gate lines. The first common electrode line includes two first common electrode line first portions, and the second common electrode line extends in the second direction. The second common electrode line is located between and electrically connects the two first common electrode line first portions. The second common electrode line is located at a center line of the sub-pixel unit.Type: ApplicationFiled: June 4, 2020Publication date: September 24, 2020Inventors: Zhicai Xu, Ruilin Bi, Jiandong Guo, Zhulin Liu, Shouqiang Zhang, Kui Zhang
-
Publication number: 20200292893Abstract: A display substrate and a manufacturing method thereof, and a display device are provided. The display substrate includes a base substrate, a plurality of pixel groups located on the base substrate and a first shading portion located between the plurality of pixel groups and the base substrate. Each of the plurality of pixel groups includes two pixel units, each of the plurality of pixel groups includes two opaque first common electrode strips and a second common electrode strip located between the two opaque first common electrode strips, an orthogonal projection of a space between the two opaque first common electrode strips on the base substrate falls within an orthogonal projection of the first shading portion on the base substrate.Type: ApplicationFiled: October 20, 2017Publication date: September 17, 2020Inventors: Zhicai XU, Wu WANG, Xiaoyuan WANG, Kui ZHANG
-
Publication number: 20200098328Abstract: A voltage providing circuit includes a first voltage output end, a temperature-sensitive element, a power supply circuit and an output circuit. The power supply circuit is configured to apply a control voltage signal to a control end of the temperature-sensitive element. The temperature-sensitive element is configured to, under the control of the control voltage signal, generate a temperature-related voltage, and output the temperature-related voltage via a first end of the temperature-sensitive element, and a value of the temperature-related voltage changes along with an ambient temperature of the temperature-sensitive element. The output circuit is configured to output a temperature-adaptive voltage via the first voltage output end. A difference between a value of the temperature-adaptive voltage and the value of the temperature-related voltage is within a predetermined range.Type: ApplicationFiled: April 29, 2019Publication date: March 26, 2020Inventors: Yunsong Li, Sijun Lei, Xu Lu, Liang Gao, Xianyong Gao, Shuai Hou, Yongli Ge, Yong Long, Ying Zhang, Shanbin Chen, Peng Zhang, Xiangchao Chen, Yuxu Geng, Fanjian Zeng, Zhicai Xu