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).
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Patent number: 11443696Abstract: 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: GrantFiled: August 3, 2020Date of Patent: September 13, 2022Assignee: KUNSHAN YUNYINGGU ELECTRONIC TECHNOLOGY CO., LTD.Inventors: Kun-Yueh Lin, Hong-Zhang Lin, Chun-Ta Wu, Yu-Hsun Peng
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Patent number: 11302240Abstract: 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: GrantFiled: January 31, 2019Date of Patent: April 12, 2022Assignee: KUNSHAN YUNYINGGU ELECTRONIC TECHNOLOGY CO., LTDInventors: Yu-Hsun Peng, Chun-Ta Wu, Chia-Sheng Liu, Yu-Hsing Chuang, Jing Gu
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Publication number: 20220036827Abstract: 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: ApplicationFiled: August 3, 2020Publication date: February 3, 2022Applicant: Shanghai Yunyinggu Technology Co., Ltd.Inventors: Kun-Yueh Lin, Hong-Zhang Lin, Chun-Ta Wu, Yu-Hsun Peng
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Patent number: 11004386Abstract: 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: GrantFiled: January 9, 2019Date of Patent: May 11, 2021Assignee: KUNSHAN YUNYINGGU ELECTRONIC TECHNOLOGY CO., LTD.Inventors: Chun-Ta Wu, Yu-Hsing Chuang, Ying-Hao Tu, Wu-Hsiung Cheng
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Publication number: 20200251041Abstract: 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: ApplicationFiled: January 31, 2019Publication date: August 6, 2020Applicant: SHANGHAI YUNYINGGU TECHNOLOGY CO., LTD.Inventors: Yu-Hsun Peng, Chun-Ta Wu, Chia-Sheng Liu, Yu-Hsing Chuang, Jing Gu
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Publication number: 20200219439Abstract: 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: ApplicationFiled: January 9, 2019Publication date: July 9, 2020Applicant: SHANGHAI YUNYINGGU TECHNOLOGY CO., LTD.Inventors: Chun-Ta Wu, Yu-Hsing Chuang, Ying-Hao Tu, Wu-Hsiung Cheng
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Patent number: 10078998Abstract: 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: GrantFiled: August 6, 2015Date of Patent: September 18, 2018Assignee: Novatek Microelectronics Corp.Inventors: Po-Shen Chu, Chun-Ta Wu, Hong-Jun Hsiao, Chieh-Hsiang Chang, Feng-Jung Kuo
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Patent number: 9786542Abstract: 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: GrantFiled: January 13, 2014Date of Patent: October 10, 2017Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Zih-I Chuang, Chun-Ta Wu, Chia-Lun Chang
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Patent number: 9772756Abstract: 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: GrantFiled: June 1, 2015Date of Patent: September 26, 2017Assignee: Novatek Microelectronics Corp.Inventors: Kuei-Chung Chang, Wan-Yu Kuo, Tzu-Chu Yin, Chun-Ta Wu, I-Te Liu
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Publication number: 20170039989Abstract: 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: ApplicationFiled: August 6, 2015Publication date: February 9, 2017Inventors: Po-Shen Chu, Chun-Ta Wu, Hong-Jun Hsiao, Chieh-Hsiang Chang, Feng-Jung Kuo
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Publication number: 20160351165Abstract: 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: ApplicationFiled: June 1, 2015Publication date: December 1, 2016Inventors: Kuei-Chung Chang, Wan-Yu Kuo, Tzu-Chu Yin, Chun-Ta Wu, I-Te Liu
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Publication number: 20150200127Abstract: 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: ApplicationFiled: January 13, 2014Publication date: July 16, 2015Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Zih-I CHUANG, Chun-Ta WU, Chia-LUN CHANG
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Patent number: 8313349Abstract: 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: GrantFiled: September 23, 2011Date of Patent: November 20, 2012Assignee: Au Optronics CorporationInventors: Chia-Chang Tsai, Chih-Kang Wu, Chun-Ta Wu
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Publication number: 20120015562Abstract: 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: ApplicationFiled: September 23, 2011Publication date: January 19, 2012Applicant: AU OPTRONICS CORPORATIONInventors: Chia-Chang Tsai, Chih-Kang Wu, Chun-Ta Wu
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Patent number: 8043120Abstract: 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: GrantFiled: July 31, 2009Date of Patent: October 25, 2011Assignee: AU Optronics CorporationInventors: Chia-Chang Tsai, Chih-Kang Wu, Chun-Ta Wu
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Patent number: 8018091Abstract: 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: GrantFiled: March 19, 2008Date of Patent: September 13, 2011Assignees: Universal Scientific Industrial (Shanghai) Co., Ltd., Universal Global Scientific Industrial Co., Ltd.Inventors: Huang-Chu Liu, Chun-Ta Wu
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Publication number: 20100062651Abstract: 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: ApplicationFiled: July 31, 2009Publication date: March 11, 2010Applicant: AU OPTRONICS CORPORATIONInventors: Chia-Chang Tsai, Chih-Kang Wu, Chun-Ta Wu
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Publication number: 20090236914Abstract: 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: ApplicationFiled: March 19, 2008Publication date: September 24, 2009Inventors: Huang-Chu LIU, Chun-Ta WU