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).

  • Publication number: 20250218324
    Abstract: 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: Application
    Filed: December 31, 2023
    Publication date: July 3, 2025
    Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Xinhong CHEN, Youngil BAN
  • Publication number: 20250131890
    Abstract: 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: Application
    Filed: July 22, 2022
    Publication date: April 24, 2025
    Inventors: Ling XU, Xinhong CHEN
  • Publication number: 20250118272
    Abstract: 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: Application
    Filed: December 29, 2023
    Publication date: April 10, 2025
    Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Xinhong CHEN, Yun ZHANG, Ling XU, Wenli WANG, Lu LIU, Yuying WANG
  • Publication number: 20250095533
    Abstract: 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: Application
    Filed: November 30, 2024
    Publication date: March 20, 2025
    Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Xinhong CHEN, Wenli WANG, Kaiyong YI, Xiaojian KANG
  • Publication number: 20250078715
    Abstract: 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: Application
    Filed: October 11, 2023
    Publication date: March 6, 2025
    Applicants: HUIZHOU CHINA STAR OPTOELECTRONICS DISPLAY CO., LTD., TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Xinhong CHEN, Zhaopeng XU, Ling XU
  • Publication number: 20250001007
    Abstract: 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: Application
    Filed: November 16, 2022
    Publication date: January 2, 2025
    Inventors: Viviana Gradinaru, Xinhong Chen
  • Patent number: 12183242
    Abstract: 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: Grant
    Filed: June 21, 2021
    Date of Patent: December 31, 2024
    Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Xinhong Chen, Wenli Wang, Kaiyong Yi, Xiaojian Kang
  • Publication number: 20240382617
    Abstract: 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: Application
    Filed: September 20, 2022
    Publication date: November 21, 2024
    Inventors: Viviana Gradinaru, Xinhong Chen, Sripriya Ravindra Kumar
  • Patent number: 12131710
    Abstract: 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: Grant
    Filed: April 27, 2023
    Date of Patent: October 29, 2024
    Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Xinhong Chen, Yun Zhang, Ling Xu
  • Publication number: 20240257771
    Abstract: 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: Application
    Filed: April 27, 2023
    Publication date: August 1, 2024
    Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Xinhong CHEN, Yun ZHANG, Ling XU
  • Publication number: 20240197919
    Abstract: 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: Application
    Filed: May 3, 2022
    Publication date: June 20, 2024
    Inventors: Viviana Gradinaru, Xinhong Chen
  • Publication number: 20240139329
    Abstract: 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: Application
    Filed: October 26, 2023
    Publication date: May 2, 2024
    Inventors: Viviana Gradinaru, Timothy F. Shay, Xinhong Chen, Seongmin Jang
  • Patent number: 11935454
    Abstract: 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: Grant
    Filed: September 23, 2022
    Date of Patent: March 19, 2024
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Ling Xu, Xinhong Chen
  • Patent number: 11908426
    Abstract: 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: Grant
    Filed: May 27, 2021
    Date of Patent: February 20, 2024
    Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Yun Zhang, Xinhong Chen
  • Publication number: 20240046837
    Abstract: 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: Application
    Filed: September 23, 2022
    Publication date: February 8, 2024
    Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Ling Xu, Xinhong Chen
  • Publication number: 20240029663
    Abstract: 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: Application
    Filed: August 14, 2022
    Publication date: January 25, 2024
    Inventors: Ling XU, Xinhong CHEN
  • Publication number: 20230401988
    Abstract: 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: Application
    Filed: June 21, 2021
    Publication date: December 14, 2023
    Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Xinhong Chen, Wenli Wang, Kaiyong Yi, Xiaojian Kang
  • Publication number: 20230351978
    Abstract: 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: Application
    Filed: May 27, 2021
    Publication date: November 2, 2023
    Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Yun Zhang, Xinhong Chen
  • Patent number: 10319330
    Abstract: 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: Grant
    Filed: September 27, 2016
    Date of Patent: June 11, 2019
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd
    Inventors: Wenfang Li, Xianming Zhang, Xinhong Chen
  • Patent number: 10311807
    Abstract: 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: Grant
    Filed: July 14, 2016
    Date of Patent: June 4, 2019
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd
    Inventor: Xinhong Chen