Patents by Inventor Sijun LEI
Sijun LEI 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: 11335262Abstract: The present disclosure provides a pixel circuit, a control method for the same, and a display device. The pixel circuit comprises a pixel driving circuit, a mode selecting circuit, and a light emitting device. The pixel driving circuit is configured to output a driving current. The mode selecting circuit is configured to select a different light emitting mode according to a different mode selecting signal. The light emitting device is configured to emit light having a different brightness according to a different light emitting mode. The light emitting device comprises a first electrode structure, a second electrode structure, and a functional layer between the first electrode structure and the second electrode structure. The mode selecting circuit comprises a first switching sub-circuit and a second switching sub-circuit.Type: GrantFiled: June 2, 2020Date of Patent: May 17, 2022Assignees: Chongqing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Jia Sun, Sijun Lei, Xianyong Gao, Liang Gao, Fanjian Zeng, Yansheng Sun, Yunsong Li, Huan Wu, Peng Zhang, Bo Ran, Haijun Liao
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Patent number: 11335238Abstract: A signal transmission method is applied to a receiving terminal so as to improve the anti-interference capability of the signals on the transmission line, and the signal transmission method includes: receiving a signal sent by a transmitting terminal through a transmission line; detecting whether there is a transmission error in the received signal; and when there is a transmission error in the received signal, adjusting at least one parameter of specified parameters affecting an anti-interference capability of signals on the transmission line, and/or controlling the transmitting terminal to adjust the at least one parameter of the specified parameters affecting the anti-interference capability of signals on the transmission line.Type: GrantFiled: July 26, 2019Date of Patent: May 17, 2022Assignees: CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xianyong Gao, Sijun Lei, Xu Lu, Liang Gao, Shanbin Chen, Bo Ran, Yansheng Sun
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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
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Publication number: 20220093049Abstract: The present disclosure relates to a backlight module, a display device and a control method thereof. The display device includes a first edge, a second edge, and N display areas.Type: ApplicationFiled: August 26, 2021Publication date: March 24, 2022Inventors: Pingjia YU, Sijun LEI, Yansheng SUN, Shanbin CHEN, Yuxu GENG, Yong DENG, Hebing MA, Chaojie ZHANG
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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
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Patent number: 11227532Abstract: The present disclosure provides a panel, a manufacturing method for the same, and a terminal. The panel includes: a base substrate; at least one differential signal line group on the base substrate, each including two signal lines; and at least one ground wire group on the base substrate and on the same side of the base substrate as the at least one differential signal line group. The at least one ground wire group is in one-to-one correspondence with the at least one differential signal line group, each ground wire group includes two ground wires, and orthographic projections of the two ground wires in each ground wire group on the base substrate are on two sides of an orthographic projection of a corresponding differential signal line group on the base substrate, respectively.Type: GrantFiled: July 26, 2019Date of Patent: January 18, 2022Assignees: CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xianyong Gao, Sijun Lei, Liang Gao, Yansheng Sun, Ying Zhang, Shanbin Chen
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Publication number: 20210383952Abstract: The present disclosure provides a support device and a display apparatus. The support device includes: a support platform; a base disposed opposite to the support platform; and a plurality of superconducting magnetic levitation structures, each of the superconducting magnetic levitation structures including a superconductor and a magnet disposed oppositely; in each of the superconducting magnetic levitation structures, one of the superconductor and the magnet is disposed on the support platform, and the other is disposed on the base. The plurality of superconducting magnetic levitation structures are arranged to operate independently of each other without interference, and a repulsive force between the superconductor and the magnet of each of the superconducting magnetic levitation structures is set to be adjustable.Type: ApplicationFiled: April 19, 2019Publication date: December 9, 2021Inventors: Sijun LEI, Liang GAO, Yuxu GENG, Dengqian LI
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Patent number: 11183129Abstract: The disclosure discloses a display control method and apparatus, a computer readable storage medium, and a computer device, where the display control method includes: receiving data of a frame of image to be displayed; determining proportions of numbers of sub-pixels in respective colors at nonzero grayscales in the frame of image to be displayed, according to the data of the frame of image to be displayed; determining a target common voltage value according to the determined proportions; and outputting the target common voltage value to a common electrode to display the image.Type: GrantFiled: November 26, 2018Date of Patent: November 23, 2021Assignees: BOE Technology Group Co., Ltd., Chongqing BOE Optoelectronics Technology Co., Ltd.Inventors: Shanbin Chen, Xu Lu, Sijun Lei, Yunsong Li, Yong Long, Xin Chen, Peng Zhang
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Patent number: 11161803Abstract: The present disclosure belongs to the field of chemical synthesis, and in particular relates to an ammonium carboxylate compound, a crystalline form and an amorphous form, and a preparation method thereof. The present disclosure prepares the compound and the crystalline form I and its single crystal, amorphous form and crystalline form II thereof. The compound, the crystalline forms, the single crystal and the amorphous form can stably exist and exhibit good solid forms, suitable for medicine-making. Furthermore, these products possess high purity and less single impurity. Moreover, the preparation methods of the present disclosure are easy to implement due to the simple processes with mild reaction conditions, and could produce products of high yield and high purity without complex purification steps. Furthermore, the preparation methods may facilitate safety, environmental protection, and industrial production.Type: GrantFiled: April 27, 2018Date of Patent: November 2, 2021Assignee: WUHAN LL SCIENCE AND TECHNOLOGY DEVELOPMENT CO., LTD.Inventors: Bo Zhang, Xiaohua Ding, Dongcheng Dai, Sijun Lei, Xueming Liu, Panpan Duan, Yongkai Chen, Chaodong Wang
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Patent number: 11156765Abstract: A back plate includes a base plate, a plurality of connecting plates and a plurality of support plates. The base plate has a first surface. The plurality of connecting plates are fixed to at least two edges of the base plate, and each connecting plate extends along a direction substantially perpendicular to the first surface. Each support plate is fixed to an end of a respective one of the plurality of connecting plates away from the base plate, and is substantially parallel to the first surface.Type: GrantFiled: June 16, 2020Date of Patent: October 26, 2021Assignees: CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Dengqian Li, Yansheng Sun, Liang Gao, Sijun Lei, Yuxu Geng, Chaojie Zhang, Jian Chen, Song Liu, Wei Dai, Fengzhen Bu
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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
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Publication number: 20210295774Abstract: The present disclosure provides a pixel circuit, a control method for the same, and a display device. The pixel circuit comprises a pixel driving circuit, a mode selecting circuit, and a light emitting device. The pixel driving circuit is configured to output a driving current. The mode selecting circuit is configured to select a different light emitting mode according to a different mode selecting signal. The light emitting device is configured to emit light having a different brightness according to a different light emitting mode. The light emitting device comprises a first electrode structure, a second electrode structure, and a functional layer between the first electrode structure and the second electrode structure. The mode selecting circuit comprises a first switching sub-circuit and a second switching sub-circuit.Type: ApplicationFiled: June 2, 2020Publication date: September 23, 2021Inventors: Jia Sun, Sijun Lei, Xianyong Gao, Liang Gao, Fanjian Zeng, Yansheng Sun, Yunsong Li, Huan Wu, Peng Zhang, Bo Ran, Haijun Liao
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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
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Patent number: 11094270Abstract: A display device and a drive method, the display device including: an edge-lit backlight module; a liquid crystal display panel positioned on the light-emergent side of the edge-lit backlight module; and a polymer liquid crystal film positioned between the liquid crystal display panel and the edge-lit backlight module, and including a plurality of closely arranged independent dimming areas, each dimming area being configured for independent control of light transmittance. The present display device takes advantage of the characteristics of the polymer liquid crystal film, loading different driving voltages in different dimming areas and changing the transmittance of the polymer liquid crystal film.Type: GrantFiled: March 25, 2019Date of Patent: August 17, 2021Assignees: Chongqing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Xianyong Gao, Qiang Yu, Fanjian Zeng, Siqing Fu, Xu Lu, Liang Gao, Sijun Lei
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Publication number: 20210223628Abstract: Embodiments of the present disclosure provide a backlight module, a liquid crystal display apparatus, and a method of manufacturing the backlight module. The backlight module includes: a support plate including a first surface; a light source fixed to the first surface of the support plate, having a light exit face, and configured to emit a light from the light exit face; an adhesion assembly disposed on the first surface of the support plate, and including at least one adhesion part extending from the light exit face of the light source in a direction away from the light source; and a light guide plate including: a bottom surface adhered to the first surface of the support plate through the at least one adhesion part of the adhesion assembly; a top surface located opposite to the bottom surface and serving as a light exit face of the light guide plate; and a side surface surrounding the bottom surface and the top surface. A portion of the side surface serves as a light entry face of the light guide plate.Type: ApplicationFiled: August 30, 2019Publication date: July 22, 2021Inventors: Chaojie Zhang, Liang Gao, Sijun Lei, Yansheng Sun, Dengqian Li
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Publication number: 20210215978Abstract: A dual-die device, a display device and a driving method thereof are provided. The dual-die device includes: a first light emitting die for emitting light containing short-wave blue light; a second light emitting die for emitting light from which short-wave blue light is filtered out; and a control circuit. The control circuit is connected to the first light emitting die and the second light emitting die, and configured to control the first light emitting die or the second light emitting die to be turned on.Type: ApplicationFiled: December 4, 2019Publication date: July 15, 2021Applicants: Chongqing BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Dengqian Li, Hebing Ma, Sijun Lei, Liang Gao, Yansheng Sun, Chaojie Zhang, Jian Chen
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Publication number: 20210165157Abstract: A back plate includes a base plate, a plurality of connecting plates and a plurality of support plates. The base plate has a first surface. The plurality of connecting plates are fixed to at least two edges of the base plate, and each connecting plate extends along a direction substantially perpendicular to the first surface. Each support plate is fixed to an end of a respective one of the plurality of connecting plates away from the base plate, and is substantially parallel to the first surface.Type: ApplicationFiled: June 16, 2020Publication date: June 3, 2021Inventors: Dengqian LI, Yansheng SUN, Liang GAO, Sijun LEI, Yuxu GENG, Chaojie ZHANG, Jian CHEN, Song LIU, Wei DAI, Fengzhen BU
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Patent number: 11008311Abstract: The preparation method for the compound, composition and application thereof in preparing an angiotensin II receptor antagonist or application in preparing medicine for preventing and/or treating hypertension, chronic heart failure and diabetic nephropathy. After entering a human body, when releasing azilsartan, the compound releases hydroxyligustrazine or NO at the same time, thus generating a synergistic effect with azilsartan. The compound therefore has stronger and longer blood pressure lowering effect, more obvious and longer lasting heart rate lowering effect and high safety, and achieves ideal protective effect for heart and kidney functions.Type: GrantFiled: May 19, 2017Date of Patent: May 18, 2021Assignee: WUHAN LL SCIENCE AND TECHNOLOGY DEVELOPMENT CO., LTD.Inventors: Sijun Lei, Xiang Fang, Yongkai Chen, Wei Feng, Chaodong Wang
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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
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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