Patents by Inventor Xinhong Chen
Xinhong Chen 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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Publication number: 20250218324Abstract: A display panel includes: multiple pixel rows including multiple odd-numbered pixel rows and multiple even-numbered pixel rows arranged alternately in sequence in a column direction, each of the pixel rows including three adjacent sub-pixel rows; multiple data lines, each of the data lines being connected to a sub-pixel column of the display panel; multiple scan lines, each of the scan lines being connected to one of the sub-pixel rows; and a gate drive circuit connected to the plurality of scan lines.Type: ApplicationFiled: December 31, 2023Publication date: July 3, 2025Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Xinhong CHEN, Youngil BAN
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Publication number: 20250131890Abstract: The present application discloses a display compensation method and a liquid crystal display device. The display compensation method adjusts backlight brightness corresponding to backlight partitions by a backlight compensation table, therefore can roughly adjust a brightness difference of the display panel, and can also improve a contrast of a screen image, which advantages for guaranteeing grayscale transition continuity of a screen image; also, adjusting by a display compensation table adjusts grayscale data corresponding to the display partitions can achieve fine adjustment of the brightness difference of the display panel such that uniformity of the display brightness can be further increased.Type: ApplicationFiled: July 22, 2022Publication date: April 24, 2025Inventors: Ling XU, Xinhong CHEN
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Publication number: 20250118272Abstract: The present disclosure discloses a liquid crystal display panel and a compensation method thereof. The compensation method firstly acquires a plurality of consecutive and alternating odd-numbered frame grayscale data and even-numbered frame grayscale data, then determines a minimum grayscale difference, and determines a gamma voltage difference corresponding to the grayscale difference according to a curve of a relation between grayscales and gamma voltages, followed by obtaining a correction value for a common voltage based on the gamma voltage difference. The flicker phenomena can be improved by adjusting the common voltage only once with the correction value.Type: ApplicationFiled: December 29, 2023Publication date: April 10, 2025Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Xinhong CHEN, Yun ZHANG, Ling XU, Wenli WANG, Lu LIU, Yuying WANG
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Publication number: 20250095533Abstract: A brightness correcting method of a display panel and a brightness correcting device are disclosed. The method divides a displayed image of the display panel into a first area and a plurality of second areas disposed surrounding the first area. A brightness correction factor of each of the second areas is obtained according to a brightness of the first area and a brightness of each of the second areas. An optical compensation value is adjusted according to the brightness correction factor. The method corrects a brightness of the display panel to allow uniformity of overall brightness of the display panel to meet requirements.Type: ApplicationFiled: November 30, 2024Publication date: March 20, 2025Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Xinhong CHEN, Wenli WANG, Kaiyong YI, Xiaojian KANG
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Publication number: 20250078715Abstract: The present disclosure provides a display compensation method for a display panel, a method for generating a compensation data table, and a display device. A first display luminance corresponding to a first to-be-compensated sub-pixel set and a second display luminance corresponding to a second to-be-compensated sub-pixel set are respectively compensated by corresponding compensation data tables in different viewing angles. A plurality of first compensation data tables corresponding to the first viewing angle and a plurality of second compensation data tables corresponding to the second viewing angle are used to compensate for the first to-be-compensated sub-pixel set and the second to-be-compensated sub-pixel sets adjacent with each other.Type: ApplicationFiled: October 11, 2023Publication date: March 6, 2025Applicants: HUIZHOU CHINA STAR OPTOELECTRONICS DISPLAY CO., LTD., TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Xinhong CHEN, Zhaopeng XU, Ling XU
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Publication number: 20250001007Abstract: Described herein are compositions and kits comprising recombinant adeno-associated viruses (rAAVs) with increased transduction enrichment in the heart and/or skeletal muscle and, in some cases, reduced transduction in the liver. The rAAV compositions described herein encapsidate a transgene, such as a therapeutic nucleic acid. Gene therapy using the rAAVs is described. Also described are methods of treating diseases and conditions of the heart and/or skeletal muscle.Type: ApplicationFiled: November 16, 2022Publication date: January 2, 2025Inventors: Viviana Gradinaru, Xinhong Chen
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Patent number: 12183242Abstract: A brightness correcting method of a display panel and a brightness correcting device are disclosed. The method divides a displayed image of the display panel into a first area and a plurality of second areas disposed surrounding the first area. A brightness correction factor of each of the second areas is obtained according to a brightness of the first area and a brightness of each of the second areas. An optical compensation value is adjusted according to the brightness correction factor. The method corrects a brightness of the display panel to allow uniformity of overall brightness of the display panel to meet requirements.Type: GrantFiled: June 21, 2021Date of Patent: December 31, 2024Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Xinhong Chen, Wenli Wang, Kaiyong Yi, Xiaojian Kang
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Publication number: 20240382617Abstract: Disclosed herein include compositions and kits comprising recombinant adeno-associated viruses (rAAVs) with tropisms to the central nervous system, the peripheral nervous system, and/or the lung, with increased specificity and transduction efficiency. Also described include methods of treating various diseases and conditions using the rAAVs.Type: ApplicationFiled: September 20, 2022Publication date: November 21, 2024Inventors: Viviana Gradinaru, Xinhong Chen, Sripriya Ravindra Kumar
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Patent number: 12131710Abstract: A backlight driving method is provided. The method includes: determining a first duration of a first active pulse phase in a backlight driving signal corresponding to a target frame of a to-be displayed picture in a display panel, based on a target duty ratio and a first period corresponding to a target previous frame; wherein the target previous frame is a frame preceding the target frame, and the backlight driving signal is configured to drive a backlight of the display panel; and determining a second duration based on a maximum period corresponding to a frame at a lowest refresh frequency of the display panel and the first period, to delay a start time of the first active pulse phase based on the second duration.Type: GrantFiled: April 27, 2023Date of Patent: October 29, 2024Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Xinhong Chen, Yun Zhang, Ling Xu
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Publication number: 20240257771Abstract: A backlight driving method is provided. The method includes: determining a first duration of a first active pulse phase in a backlight driving signal corresponding to a target frame of a to-be displayed picture in a display panel, based on a target duty ratio and a first period corresponding to a target previous frame; wherein the target previous frame is a frame preceding the target frame, and the backlight driving signal is configured to drive a backlight of the display panel; and determining a second duration based on a maximum period corresponding to a frame at a lowest refresh frequency of the display panel and the first period, to delay a start time of the first active pulse phase based on the second duration.Type: ApplicationFiled: April 27, 2023Publication date: August 1, 2024Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Xinhong CHEN, Yun ZHANG, Ling XU
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Publication number: 20240197919Abstract: Disclosed herein include compositions and kits comprising recombinant adeno-associated viruses (rAAVs) with tropisms to the central nervous system with increased specificity and transduction efficiency, including endothelial cells of the neurovascular unit. Also described include methods of treating various diseases and conditions using the rAAVs.Type: ApplicationFiled: May 3, 2022Publication date: June 20, 2024Inventors: Viviana Gradinaru, Xinhong Chen
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Publication number: 20240139329Abstract: Disclosed herein include novel blood-brain barrier (BBB)-crossing receptors on the BBB interface, targeting peptides and derivatives thereof capable of binding to the novel receptors, and related methods of using the receptors to increase the permeability of the BBB and to deliver an agent to a nervous system (e.g., CNS). In some embodiments, the BBB-crossing receptor is LRP6. Disclosed herein also include recombinant adeno-associated viruses (rAAVs) with increased specificity and transduction efficiency across the BBB and related compositions and methods of treating various diseases and conditions.Type: ApplicationFiled: October 26, 2023Publication date: May 2, 2024Inventors: Viviana Gradinaru, Timothy F. Shay, Xinhong Chen, Seongmin Jang
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Patent number: 11935454Abstract: A brightness compensation method and device of a display panel, a readable storage medium, and a display device are provided. A display panel is divided into at least one region. The region includes a to-be-corrected region. Wherein, the brightness compensation method includes: using a photographing component to photograph the display panel displaying a preset grayscale image; obtaining an image of the to-be-corrected region under a preset grayscale; obtaining brightness data of the to-be-corrected region, wherein the regional viewing angle is an included angle between a connection line of an optical center of a lens of the photographing component connecting to a center of the at least one region, and a normal of the display panel; correcting brightness of the to-be-corrected region to obtain corrected brightness data of the to-be-corrected region; and performing brightness compensation on the display panel according to the corrected brightness data of the to-be-corrected region.Type: GrantFiled: September 23, 2022Date of Patent: March 19, 2024Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Ling Xu, Xinhong Chen
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Patent number: 11908426Abstract: A display panel driving method, a display device and a driving device are provided. The method obtains a standard driving voltage value of a target pixel when a subject display content is being displayed and a target compression unit corresponding to the target pixel, determines a target compensation curve parameter from compressed de-Mura data corresponding to the target compression unit according to the standard driving voltage value, determines an effective driving voltage value of the target pixel when the subject content is being displayed according to a position information where the target pixel is in the target compression unit and the target compensation curve parameter, and drives the display panel according to the effective driving voltage. This method could correctly identify the corresponding decompression data and thus the decompressed data could be close to the actual data. This raises the decompression accuracy of decompressing the de-Mura data.Type: GrantFiled: May 27, 2021Date of Patent: February 20, 2024Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Yun Zhang, Xinhong Chen
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Publication number: 20240046837Abstract: A brightness compensation method and device of a display panel, a readable storage medium, and a display device are provided. A display panel is divided into at least one region. The region includes a to-be-corrected region. Wherein, the brightness compensation method includes: using a photographing component to photograph the display panel displaying a preset grayscale image; obtaining an image of the to-be-corrected region under a preset grayscale; obtaining brightness data of the to-be-corrected region, wherein the regional viewing angle is an included angle between a connection line of an optical center of a lens of the photographing component connecting to a center of the at least one region, and a normal of the display panel; correcting brightness of the to-be-corrected region to obtain corrected brightness data of the to-be-corrected region; and performing brightness compensation on the display panel according to the corrected brightness data of the to-be-corrected region.Type: ApplicationFiled: September 23, 2022Publication date: February 8, 2024Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Ling Xu, Xinhong Chen
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Publication number: 20240029663Abstract: Disclosed in the present application are a method and a device for establishing a brightness correction database of a display panel, and a method and a device for correcting brightness of a display panel. The method for establishing the brightness correction database of the display panel includes: acquiring brightness defect data of pixel units having brightness defects in a detected image of the display panel, and classifying the brightness defects of the pixel units based on the brightness defect data; fitting a plurality of brightness-grayscale curves according to brightness of the pixel units corresponding to different types of the brightness defects at different grayscales respectively; and obtaining brightness correction data of the pixel units corresponding to different types of the brightness defects respectively based on the plurality of brightness-grayscale curves to form the brightness correction database, which can improve speed and accuracy of brightness defect correction of the display panel.Type: ApplicationFiled: August 14, 2022Publication date: January 25, 2024Inventors: Ling XU, Xinhong CHEN
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Publication number: 20230401988Abstract: A brightness correcting method of a display panel and a brightness correcting device are disclosed. The method divides a displayed image of the display panel into a first area and a plurality of second areas disposed surrounding the first area. A brightness correction factor of each of the second areas is obtained according to a brightness of the first area and a brightness of each of the second areas. An optical compensation value is adjusted according to the brightness correction factor. The method corrects a brightness of the display panel to allow uniformity of overall brightness of the display panel to meet requirements.Type: ApplicationFiled: June 21, 2021Publication date: December 14, 2023Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Xinhong Chen, Wenli Wang, Kaiyong Yi, Xiaojian Kang
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Publication number: 20230351978Abstract: A display panel driving method, a display device and a driving device are provided. The method obtains a standard driving voltage value of a target pixel when a subject display content is being displayed and a target compression unit corresponding to the target pixel, determines a target compensation curve parameter from compressed de-Mura data corresponding to the target compression unit according to the standard driving voltage value, determines an effective driving voltage value of the target pixel when the subject content is being displayed according to a position information where the target pixel is in the target compression unit and the target compensation curve parameter, and drives the display panel according to the effective driving voltage. This method could correctly identify the corresponding decompression data and thus the decompressed data could be close to the actual data. This raises the decompression accuracy of decompressing the de-Mura data.Type: ApplicationFiled: May 27, 2021Publication date: November 2, 2023Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Yun Zhang, Xinhong Chen
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Patent number: 10319330Abstract: A flicker control circuit of liquid crystal devices (LCDs) includes a main control chip, a low differential voltage regulator (LDO) circuit, a first resistor, a second resistor, and a reset resistor. The main control chip includes an operational voltage input end, a common voltage output end, and a dividing reference voltage input end. The LDO circuit receives a voltage provided by an external power module and generates a dividing reference voltage in accordance with the received voltage. One end of the first resistor connects to the LDO circuit to receive the dividing reference voltage, and the other end of the first resistor connects to the dividing reference voltage input end. The flicker of the LCDs may be reduced such that the display performance of the LCDs may be enhanced.Type: GrantFiled: September 27, 2016Date of Patent: June 11, 2019Assignee: Shenzhen China Star Optoelectronics Technology Co., LtdInventors: Wenfang Li, Xianming Zhang, Xinhong Chen
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Patent number: 10311807Abstract: The present disclosure provides a gamma correction system and method. In the present disclosure, a gamma correction method used for a display panel of a liquid crystal display includes: measuring actual brightness values of preset highest grayscale and lowest grayscale of a central region of the display panel; calculating target brightness values of respective preset tie-point grayscales of the central area based on the actual brightness values, wherein the respective preset tie-point grayscale are located between the preset highest grayscale and the lowest grayscale; adjusting the respective preset tie-point grayscale of the central region and regions of both sides respectively according to the target brightness values, and computing compensating grayscale values of the adjusted respective preset tie-point grayscale; storing the compensating grayscale values, and correcting the gamma curves of the central region and the regions of both sides by using the stored compensating grayscale values.Type: GrantFiled: July 14, 2016Date of Patent: June 4, 2019Assignee: Shenzhen China Star Optoelectronics Technology Co., LtdInventor: Xinhong Chen