Patents by Inventor Chun-Ta Wu

Chun-Ta Wu 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: 11443696
    Abstract: An apparatus for display an active region having a plurality of light-emitting elements, a gate scanning driver operatively coupled to the active region and configured to stop a gate scanning signal to the plurality of light-emitting elements in a period, and a light emitting driver operatively coupled to the active region and configured to cause the plurality of light-emitting elements to emit light in the period.
    Type: Grant
    Filed: August 3, 2020
    Date of Patent: September 13, 2022
    Assignee: KUNSHAN YUNYINGGU ELECTRONIC TECHNOLOGY CO., LTD.
    Inventors: Kun-Yueh Lin, Hong-Zhang Lin, Chun-Ta Wu, Yu-Hsun Peng
  • Patent number: 11302240
    Abstract: A system for compensating display data of an image includes a display, a processor, and control logic operatively coupled to the display and the processor. The display has a plurality of pixels. The processor includes a graphics pipeline configured to generate a set of original display data of the image for a plurality of frames. The processor also includes a pre-processing module configured to determine a still portion of the set of original display data, and generate a set of compensation data for the still portion of the set of original display data. The set of compensation data includes a plurality of sub-sets of compensation data for the plurality of frames. The processor also includes a data transmitter configured to transmit, in each one of the plurality of frames, a stream of display data including one of the plurality of sub-sets of the compensation data.
    Type: Grant
    Filed: January 31, 2019
    Date of Patent: April 12, 2022
    Assignee: KUNSHAN YUNYINGGU ELECTRONIC TECHNOLOGY CO., LTD
    Inventors: Yu-Hsun Peng, Chun-Ta Wu, Chia-Sheng Liu, Yu-Hsing Chuang, Jing Gu
  • Publication number: 20220036827
    Abstract: An apparatus for display an active region having a plurality of light-emitting elements, a gate scanning driver operatively coupled to the active region and configured to stop a gate scanning signal to the plurality of light-emitting elements in a period, and a light emitting driver operatively coupled to the active region and configured to cause the plurality of light-emitting elements to emit light in the period.
    Type: Application
    Filed: August 3, 2020
    Publication date: February 3, 2022
    Applicant: Shanghai Yunyinggu Technology Co., Ltd.
    Inventors: Kun-Yueh Lin, Hong-Zhang Lin, Chun-Ta Wu, Yu-Hsun Peng
  • Patent number: 11004386
    Abstract: Method and system for calibrating a plurality of voltages of a light-emitting element and a plurality of grayscale values of a respective pixel of the light-emitting element on a display panel are provided. The method may include determining a mapping correlation between the plurality of voltages of the light-emitting element and a plurality of luminance values of the light-emitting element, determining N grayscale values of the pixel, and determining N first luminance values each corresponding to the respective one of the N grayscale values. The method may also include determining N first voltages mapped to the N first luminance values using the mapping correlation and determining, of each one of the N first luminance values, (M?1) second luminance values. Each one of the (M?1) second luminance values may correspond to a different dimmed luminance value of the respective first luminance value.
    Type: Grant
    Filed: January 9, 2019
    Date of Patent: May 11, 2021
    Assignee: KUNSHAN YUNYINGGU ELECTRONIC TECHNOLOGY CO., LTD.
    Inventors: Chun-Ta Wu, Yu-Hsing Chuang, Ying-Hao Tu, Wu-Hsiung Cheng
  • Publication number: 20200251041
    Abstract: A system for compensating display data of an image includes a display, a processor, and control logic operatively coupled to the display and the processor. The display has a plurality of pixels. The processor includes a graphics pipeline configured to generate a set of original display data of the image for a plurality of frames. The processor also includes a pre-processing module configured to determine a still portion of the set of original display data, and generate a set of compensation data for the still portion of the set of original display data. The set of compensation data includes a plurality of sub-sets of compensation data for the plurality of frames. The processor also includes a data transmitter configured to transmit, in each one of the plurality of frames, a stream of display data including one of the plurality of sub-sets of the compensation data.
    Type: Application
    Filed: January 31, 2019
    Publication date: August 6, 2020
    Applicant: SHANGHAI YUNYINGGU TECHNOLOGY CO., LTD.
    Inventors: Yu-Hsun Peng, Chun-Ta Wu, Chia-Sheng Liu, Yu-Hsing Chuang, Jing Gu
  • Publication number: 20200219439
    Abstract: Method and system for calibrating a plurality of voltages of a light-emitting element and a plurality of grayscale values of a respective pixel of the light-emitting element on a display panel are provided. The method may include determining a mapping correlation between the plurality of voltages of the light-emitting element and a plurality of luminance values of the light-emitting element, determining N grayscale values of the pixel, and determining N first luminance values each corresponding to the respective one of the N grayscale values. The method may also include determining N first voltages mapped to the N first luminance values using the mapping correlation and determining, of each one of the N first luminance values, (M?1) second luminance values. Each one of the (M?1) second luminance values may correspond to a different dimmed luminance value of the respective first luminance value.
    Type: Application
    Filed: January 9, 2019
    Publication date: July 9, 2020
    Applicant: SHANGHAI YUNYINGGU TECHNOLOGY CO., LTD.
    Inventors: Chun-Ta Wu, Yu-Hsing Chuang, Ying-Hao Tu, Wu-Hsiung Cheng
  • Patent number: 10078998
    Abstract: A gamma curve and a color coordinate adjusting apparatus and method are provided. The method includes: receiving a display image and generating a color analyzing data, wherein the color analyzing data comprises a plurality of stimulus values respectively corresponding to a plurality of driven gray levels; receiving a target color coordinate value and a target luminance value; operating a searching operation according to a setting range on the color analyzing data, calculating a simulation color coordinate value and a simulation luminance value according to the stimulus values of each of the driven voltage levels, and obtaining a plurality of adjusted node information for the gamma curve and the color coordinate according to a difference between the target color coordinate value and the simulation color coordinate value and a difference between the target luminance value and the simulation luminance value corresponding to each of the driven voltage levels.
    Type: Grant
    Filed: August 6, 2015
    Date of Patent: September 18, 2018
    Assignee: Novatek Microelectronics Corp.
    Inventors: Po-Shen Chu, Chun-Ta Wu, Hong-Jun Hsiao, Chieh-Hsiang Chang, Feng-Jung Kuo
  • Patent number: 9786542
    Abstract: Embodiments of mechanisms for forming a semiconductor device are provided. The semiconductor device includes a semiconductor substrate having an upper surface. The semiconductor device also includes a recess extending from the upper surface into the semiconductor substrate. The semiconductor device further includes an isolation structure in the recess, and the isolation structure has an upper portion and a lower portion.
    Type: Grant
    Filed: January 13, 2014
    Date of Patent: October 10, 2017
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Zih-I Chuang, Chun-Ta Wu, Chia-Lun Chang
  • Patent number: 9772756
    Abstract: A display driver configured to drive a display panel to display an image is provided. The display driver includes an interpolation operation unit and a gamma circuit. The interpolation operation unit is configured to receive two gamma reference curves, and perform an interpolation operation on the two gamma reference curves to generate a plurality of gamma curves. The gamma circuit is configured to select one of the generated gamma curves based on a user selection signal, and drive the display panel to display the image based on the selected gamma curve, so as to adjust a color temperature of the image based on the user selection signal. Color temperatures of the generated gamma curves are distinct, and the generated gamma curves have the same gamma value. Furthermore, a method for adjusting a color temperature of an image is also provided.
    Type: Grant
    Filed: June 1, 2015
    Date of Patent: September 26, 2017
    Assignee: Novatek Microelectronics Corp.
    Inventors: Kuei-Chung Chang, Wan-Yu Kuo, Tzu-Chu Yin, Chun-Ta Wu, I-Te Liu
  • Publication number: 20170039989
    Abstract: A gamma curve and a color coordinate adjusting apparatus and method are provided. The method includes: receiving a display image and generating a color analyzing data, wherein the color analyzing data comprises a plurality of stimulus values respectively corresponding to a plurality of driven gray levels; receiving a target color coordinate value and a target luminance value; operating a searching operation according to a setting range on the color analyzing data, calculating a simulation color coordinate value and a simulation luminance value according to the stimulus values of each of the driven voltage levels, and obtaining a plurality of adjusted node information for the gamma curve and the color coordinate according to a difference between the target color coordinate value and the simulation color coordinate value and a difference between the target luminance value and the simulation luminance value corresponding to each of the driven voltage levels.
    Type: Application
    Filed: August 6, 2015
    Publication date: February 9, 2017
    Inventors: Po-Shen Chu, Chun-Ta Wu, Hong-Jun Hsiao, Chieh-Hsiang Chang, Feng-Jung Kuo
  • Publication number: 20160351165
    Abstract: A display driver configured to drive a display panel to display an image is provided. The display driver includes an interpolation operation unit and a gamma circuit. The interpolation operation unit is configured to receive two gamma reference curves, and perform an interpolation operation on the two gamma reference curves to generate a plurality of gamma curves. The gamma circuit is configured to select one of the generated gamma curves based on a user selection signal, and drive the display panel to display the image based on the selected gamma curve, so as to adjust a color temperature of the image based on the user selection signal. Color temperatures of the generated gamma curves are distinct, and the generated gamma curves have the same gamma value. Furthermore, a method for adjusting a color temperature of an image is also provided.
    Type: Application
    Filed: June 1, 2015
    Publication date: December 1, 2016
    Inventors: Kuei-Chung Chang, Wan-Yu Kuo, Tzu-Chu Yin, Chun-Ta Wu, I-Te Liu
  • Publication number: 20150200127
    Abstract: Embodiments of mechanisms for forming a semiconductor device are provided. The semiconductor device includes a semiconductor substrate having an upper surface. The semiconductor device also includes a recess extending from the upper surface into the semiconductor substrate. The semiconductor device further includes an isolation structure in the recess, and the isolation structure has an upper portion and a lower portion.
    Type: Application
    Filed: January 13, 2014
    Publication date: July 16, 2015
    Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Zih-I CHUANG, Chun-Ta WU, Chia-LUN CHANG
  • Patent number: 8313349
    Abstract: A multi-slot connector and a manufacture method thereof are provided. The multi-slot connector includes a housing and a conducting structure. The conducting structure has a body and a terminal portion extending from the body. After extending out from the body, the terminal portion bends to form a first ridge. After bending the first ridge, the terminal portion turns to form a winding portion which winds back toward the body and bends to form a second ridge, wherein the first and second ridges protrude toward different directions. The housing has a first slot and a second slot. When the conducting structure is disposed in the housing, the first ridge and the second ridge are respectively corresponding to the first slot and the second slot.
    Type: Grant
    Filed: September 23, 2011
    Date of Patent: November 20, 2012
    Assignee: Au Optronics Corporation
    Inventors: Chia-Chang Tsai, Chih-Kang Wu, Chun-Ta Wu
  • Publication number: 20120015562
    Abstract: A multi-slot connector and a manufacture method thereof are provided. The multi-slot connector includes a housing and a conducting structure. The conducting structure has a body and a terminal portion extending from the body. After extending out from the body, the terminal portion bends to form a first ridge. After bending the first ridge, the terminal portion turns to form a winding portion which winds back toward the body and bends to form a second ridge, wherein the first and second ridges protrude toward different directions. The housing has a first slot and a second slot. When the conducting structure is disposed in the housing, the first ridge and the second ridge are respectively corresponding to the first slot and the second slot.
    Type: Application
    Filed: September 23, 2011
    Publication date: January 19, 2012
    Applicant: AU OPTRONICS CORPORATION
    Inventors: Chia-Chang Tsai, Chih-Kang Wu, Chun-Ta Wu
  • Patent number: 8043120
    Abstract: A multi-slot connector and a manufacture method thereof are provided. The multi-slot connector includes a housing and a conducting structure. The conducting structure has a body and a terminal portion extending from the body. After extending out from the body, the terminal portion bends to form a first ridge. After bending the first ridge, the terminal portion turns to form a winding portion which winds back toward the body and bends to form a second ridge, wherein the first and second ridges protrude toward different directions. The housing has a first slot and a second slot. When the conducting structure is disposed in the housing, the first ridge and the second ridge are respectively corresponding to the first slot and the second slot.
    Type: Grant
    Filed: July 31, 2009
    Date of Patent: October 25, 2011
    Assignee: AU Optronics Corporation
    Inventors: Chia-Chang Tsai, Chih-Kang Wu, Chun-Ta Wu
  • Patent number: 8018091
    Abstract: A selectable backup power supply device for providing power to a real time clock (RTC) and a memory unit is disclosed. The device includes a backup battery, a first power outputting unit and a second power outputting unit, wherein the backup battery outputs a backup voltage, the first power outputting unit is connected to the backup battery and the RTC for receiving the backup voltage and outputting a first supply voltage to the RTC, and the second power outputting unit is connected to the backup battery and the memory unit, for receiving the backup voltage and, in accordance with a selection signal, outputting a second supply voltage to the memory unit or stopping the output of the second supply voltage.
    Type: Grant
    Filed: March 19, 2008
    Date of Patent: September 13, 2011
    Assignees: Universal Scientific Industrial (Shanghai) Co., Ltd., Universal Global Scientific Industrial Co., Ltd.
    Inventors: Huang-Chu Liu, Chun-Ta Wu
  • Publication number: 20100062651
    Abstract: A multi-slot connector and a manufacture method thereof are provided. The multi-slot connector includes a housing and a conducting structure. The conducting structure has a body and a terminal portion extending from the body. After extending out from the body, the terminal portion bends to form a first ridge. After bending the first ridge, the terminal portion turns to form a winding portion which winds back toward the body and bends to form a second ridge, wherein the first and second ridges protrude toward different directions. The housing has a first slot and a second slot. When the conducting structure is disposed in the housing, the first ridge and the second ridge are respectively corresponding to the first slot and the second slot.
    Type: Application
    Filed: July 31, 2009
    Publication date: March 11, 2010
    Applicant: AU OPTRONICS CORPORATION
    Inventors: Chia-Chang Tsai, Chih-Kang Wu, Chun-Ta Wu
  • Publication number: 20090236914
    Abstract: A selectable backup power supply device for providing power to a real time clock (RTC) and a memory unit is disclosed. The device includes a backup battery, a first power outputting unit and a second power outputting unit, wherein the backup battery outputs a backup voltage, the first power outputting unit is connected to the backup battery and the RTC for receiving the backup voltage and outputting a first supply voltage to the RTC, and the second power outputting unit is connected to the backup battery and the memory unit, for receiving the backup voltage and, in accordance with a selection signal, outputting a second supply voltage to the memory unit or stopping the output of the second supply voltage.
    Type: Application
    Filed: March 19, 2008
    Publication date: September 24, 2009
    Inventors: Huang-Chu LIU, Chun-Ta WU