Patents by Inventor Kun-Cheng TIEN

Kun-Cheng TIEN 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: 10235921
    Abstract: A display device includes a plurality of data lines, a plurality of scan lines, and a pixel array. The pixel array is electrically coupled to the data lines and the scan lines. Colors of the sub pixels electrically coupled to the same scan line are the same. The pixel array includes a plurality of first color sub-pixel rows, a plurality of second color sub-pixel rows, and a plurality of third color sub-pixel rows. The third color sub-pixels corresponding to the same data line include a first sub-pixel and a second sub-pixel. The first sub-pixel and the second sub-pixel have different polarities. The sub-pixels configured between the first sub-pixel and the second sub-pixel have the same polarity.
    Type: Grant
    Filed: March 17, 2017
    Date of Patent: March 19, 2019
    Assignee: AU OPTRONICS CORPORATION
    Inventors: Kun-Cheng Tien, Chien-Huang Liao, Jia-Long Wu, Shu-En Li
  • Patent number: 10176771
    Abstract: A display panel includes a pixel array, a gate driving circuit, and a data driving circuit. The pixel array includes a plurality of pixel blocks, a plurality of gate lines and a plurality of data lines. The gate driving circuit is electrically coupled to the gate lines for driving sub-pixels of the pixel array. The data driving circuit is electrically coupled to the data lines for providing data signals to the sub-pixels of the pixel array. The sub-pixels of each pixel block include a plurality of first sub-pixels and a plurality of second sub-pixels. For each pixel block, the first sub-pixels and the second sub-pixels have same quantity. For displaying a specified gray-scale value, a luminance value in each first sub-pixel is greater than a luminance value in each second sub-pixel. The data driving circuit changes a polarity of each sub-pixel of the pixel array by using a polarization sequence.
    Type: Grant
    Filed: April 18, 2017
    Date of Patent: January 8, 2019
    Assignee: AU OPTRONICS CORPORATION
    Inventors: Kun-Cheng Tien, Shu-En Li, Chien-Huang Liao, Jia-Long Wu
  • Patent number: 9995957
    Abstract: A pixel structure is provided. The pixel structure includes an active device, a first pixel electrode, a second pixel electrode, and a conductive line. The first pixel electrode is electrically connected to the active device. The second pixel electrode and the first pixel electrode are electrically insulated. The conductive line is located below the first pixel electrode and the second pixel electrode. The active device is electrically connected to the first pixel electrode through the conductive line. The conductive line is coupled to the second pixel electrode to form a coupling capacitance.
    Type: Grant
    Filed: June 5, 2017
    Date of Patent: June 12, 2018
    Assignee: Au Optronics Corporation
    Inventors: Kun-Cheng Tien, Shin-Mei Gong, Chih-Chang Shih, Chien-Huang Liao
  • Publication number: 20180114478
    Abstract: A display device includes a plurality of gate lines, configured to output corresponding scan signals to corresponding pixels; a plurality of data lines, configured to receive display data and output corresponding pixel voltages to corresponding pixels, where the plurality of data lines includes 12 successive data lines from left to right; a gate driver, electrically coupled to the gate lines, configured to drive the pixels; and a data driver, electrically coupled to the data lines, configured to provide data signals to the pixels, where the data driver respectively provides data with polarities of: positive, negative, positive, negative, positive, negative, negative, positive, negative, positive, negative, and positive to the 12 data lines, and each column of pixels includes pixels in two forms; when the display data has a same gray scale, the data driver respectively provides two different pixel voltages to the pixels in two forms.
    Type: Application
    Filed: October 12, 2017
    Publication date: April 26, 2018
    Inventors: Kun-Cheng TIEN, Chien-Huang LIAO, Jia-Long WU
  • Publication number: 20180053461
    Abstract: A display device includes a plurality of first color sub-pixel columns, a plurality of second color sub-pixel columns, a plurality of third color sub-pixel columns, a plurality of gate lines, a plurality of data lines, a gate driver, and a data driver. Each sub-pixel column includes a first type sub-pixel and a second type sub-pixel. Any two adjacent sub-pixels in a same column are electrically connected to different data lines. When grey levels of display data are the same, the data driver provides a first sub-pixel voltage and a second sub-pixel voltage to the first type sub-pixel and the second type sub-pixel respectively. The first sub-pixel voltage is different from the second sub-pixel voltage.
    Type: Application
    Filed: July 26, 2017
    Publication date: February 22, 2018
    Inventors: Kun-Cheng TIEN, Chien-Huang Liao, Ti-Kuei Yu, Jia-Long Wu
  • Patent number: 9864245
    Abstract: A pixel structure including a plurality of sub-pixels arranged in array is provided. Each of the sub-pixels includes an active device and a pixel electrode electrically connected to the active device respectively. Each of the pixel electrodes includes a plurality of stripe patterns respectively, and spacings of at least one portion of the stripe patterns of at least one of the sub-pixels are larger than spacings of the stripe patterns of the other sub-pixels.
    Type: Grant
    Filed: August 10, 2015
    Date of Patent: January 9, 2018
    Assignee: Au Optronics Corporation
    Inventors: Kun-Cheng Tien, Shu-En Li, Chien-Huang Liao
  • Publication number: 20170330520
    Abstract: A display panel includes a pixel array, a gate driving circuit, and a data driving circuit. The pixel array includes a plurality of pixel blocks, a plurality of gate lines and a plurality of data lines. The gate driving circuit is electrically coupled to the gate lines for driving sub-pixels of the pixel array. The data driving circuit is electrically coupled to the data lines for providing data signals to the sub-pixels of the pixel array. The sub-pixels of each pixel block include a plurality of first sub-pixels and a plurality of second sub-pixels. For each pixel block, the first sub-pixels and the second sub-pixels have same quantity. For displaying a specified gray-scale value, a luminance value in each first sub-pixel is greater than a luminance value in each second sub-pixel. The data driving circuit changes a polarity of each sub-pixel of the pixel array by using a polarization sequence.
    Type: Application
    Filed: April 18, 2017
    Publication date: November 16, 2017
    Inventors: Kun-Cheng TIEN, Shu-En LI, Chien-Huang LIAO, Jia-Long WU
  • Publication number: 20170278444
    Abstract: A display device includes a plurality of data lines, a plurality of scan lines, and a pixel array. The pixel array is electrically coupled to the data lines and the scan lines. Colors of the sub pixels electrically coupled to the same scan line are the same. The pixel array includes a plurality of first color sub-pixel rows, a plurality of second color sub-pixel rows, and a plurality of third color sub-pixel rows. The third color sub-pixels corresponding to the same data line include a first sub-pixel and a second sub-pixel. The first sub-pixel and the second sub-pixel have different polarities. The sub-pixels configured between the first sub-pixel and the second sub-pixel have the same polarity.
    Type: Application
    Filed: March 17, 2017
    Publication date: September 28, 2017
    Inventors: Kun-Cheng TIEN, Chien-Huang LIAO, Jia-Long WU, Shu-En LI
  • Publication number: 20170269408
    Abstract: A pixel structure is provided. The pixel structure includes an active device, a first pixel electrode, a second pixel electrode, and a conductive line. The first pixel electrode is electrically connected to the active device. The second pixel electrode and the first pixel electrode are electrically insulated. The conductive line is located below the first pixel electrode and the second pixel electrode. The active device is electrically connected to the first pixel electrode through the conductive line. The conductive line is coupled to the second pixel electrode to form a coupling capacitance.
    Type: Application
    Filed: June 5, 2017
    Publication date: September 21, 2017
    Applicant: Au Optronics Corporation
    Inventors: Kun-Cheng Tien, Shin-Mei Gong, Chih-Chang Shih, Chien-Huang Liao
  • Patent number: 9740055
    Abstract: A pixel structure is provided. The pixel structure includes an active device, a first pixel electrode, a second pixel electrode, and a conductive line. The first pixel electrode is electrically connected to the active device. The second pixel electrode and the first pixel electrode are electrically insulated. The conductive line is located below the first pixel electrode and the second pixel electrode. The active device is electrically connected to the first pixel electrode through the conductive line. The conductive line is coupled to the second pixel electrode to form a coupling capacitance.
    Type: Grant
    Filed: October 8, 2014
    Date of Patent: August 22, 2017
    Assignee: Au Optronics Corporation
    Inventors: Kun-Cheng Tien, Shin-Mei Gong, Chih-Chang Shih, Chien-Huang Liao
  • Publication number: 20170116934
    Abstract: A display panel includes a driver, X data lines, Y scan lines, and X*Y pixels. The driver is configured to receive display data with X*Y resolution. The X data lines are electrically connected to the driver and configured to receive a plurality of pixel voltages. The X*Y pixels are electrically connected to the data lines and the scan lines. When each gray level of a first color display data set is identical and lower than a first threshold value, the pixel voltages of the plurality of first color subpixels are not identical.
    Type: Application
    Filed: September 6, 2016
    Publication date: April 27, 2017
    Inventors: Kun-Cheng TIEN, Chien-Huang LIAO, Jia-Long WU, Wen-Hao HSU, Yung-Jen CHEN
  • Publication number: 20170082901
    Abstract: A pixel array substrate with new pixel design and a liquid crystal display panel with the pixel array substrate are provided. The pixel array substrate includes a plurality of data lines, a plurality of scan lines and a plurality of pixels. Each of the pixels comprises a first electrode, a first connecting line, a second electrode and a second connecting line. The first electrode is electrically connected with corresponding data line and scan line through the first connecting line, and having a slit. The second pixel is electrically connected with corresponding data line and scan line through the second connecting line. At least a part of the second connecting line is exposed by the slit of the first electrode.
    Type: Application
    Filed: December 1, 2016
    Publication date: March 23, 2017
    Inventors: Ming-Huei WU, Kun-Cheng TIEN, Shin-Mei GONG, Jen-Yang CHUNG, Wei-Chun WEI, Chien-Huang LIAO
  • Patent number: 9568773
    Abstract: A pixel structure is provided. The pixel structure includes a control device, a main pixel electrode, and a sub pixel electrode. The main pixel electrode is electrically connected to the control device, and the main pixel electrode has a plurality of main pixel slits where the width thereof is S. The sub pixel electrode is electrically connected to the control device, and the sub pixel electrode has a first electrode pattern and a second electrode pattern. The first electrode pattern has a plurality of first slits where the width S1 thereof is equal to or greater than the width S of the main pixel slits. The second electrode pattern has no slits or has a plurality of second slits where the width S2 thereof is less than the width S of the main pixel slits. A pixel array including the pixel structure is also provided.
    Type: Grant
    Filed: September 30, 2015
    Date of Patent: February 14, 2017
    Assignee: Au Optronics Corporation
    Inventors: Chih-Chang Shih, Shin-mei Gong, Shu-En Li, Kun-Cheng Tien, Chien-Huang Liao
  • Patent number: 9541796
    Abstract: A pixel array substrate with new pixel design and a liquid crystal display panel with the pixel array substrate are provided. The pixel array substrate includes a plurality of data lines, a plurality of scan lines and a plurality of pixels. Each of the pixels comprises a first electrode, a first connecting line, a second electrode and a second connecting line. The first electrode is electrically connected with corresponding data line and scan line through the first connecting line, and having a slit. The second pixel is electrically connected with corresponding data line and scan line through the second connecting line. At least a part of the second connecting line is exposed by the slit of the first electrode.
    Type: Grant
    Filed: September 30, 2013
    Date of Patent: January 10, 2017
    Assignee: AU OPTRONICS CORPORATION
    Inventors: Ming-Huei Wu, Kun-Cheng Tien, Shin-Mei Gong, Jen-Yang Chung, Wei-Chun Wei, Chien-Huang Liao
  • Publication number: 20160342038
    Abstract: A pixel structure is provided. The pixel structure includes a control device, a main pixel electrode, and a sub pixel electrode. The main pixel electrode is electrically connected to the control device, and the main pixel electrode has a plurality of main pixel slits where the width thereof is S. The sub pixel electrode is electrically connected to the control device, and the sub pixel electrode has a first electrode pattern and a second electrode pattern. The first electrode pattern has a plurality of first slits where the width S1 thereof is equal to or greater than the width S of the main pixel slits. The second electrode pattern has no slits or has a plurality of second slits where the width S2 thereof is less than the width S of the main pixel slits. A pixel array including the pixel structure is also provided.
    Type: Application
    Filed: September 30, 2015
    Publication date: November 24, 2016
    Inventors: Chih-Chang Shih, Shin-Mei Gong, Shu-En Li, Kun-Cheng Tien, Chien-Huang Liao
  • Publication number: 20160329358
    Abstract: A pixel structure includes a first conductive layer, a stacked layer, and a third conductive layer. The first conductive layer includes a first gate, a first scan line connected to the first gate, and a capacitor electrode separated from the first scan line. The stacked layer includes a semiconductor layer and a second conductive layer. The second conductive layer includes a data line, a first source connected to the data line, a second source, a first drain, a second drain, a connecting electrode connected to the second source and electrically connected to the first drain, and a coupling electrode connected to the second drain. The third conductive layer includes a first pixel electrode connected to the first drain, a second pixel electrode electrically connected to the connecting electrode, a first extending portion, and a second extending portion.
    Type: Application
    Filed: July 20, 2016
    Publication date: November 10, 2016
    Inventors: Ming-Huei Wu, Kun-Cheng Tien, Shin-Mei Gong, Jen-Yang Chung, Wei-Chun Wei, Cheng Wang, Chien-Huang Liao, Wen-Hao Hsu
  • Publication number: 20160218115
    Abstract: A pixel structure including a plurality of sub-pixels arranged in array is provided. Each of the sub-pixels includes an active device and a pixel electrode electrically connected to the active device respectively. Each of the pixel electrodes includes a plurality of stripe patterns respectively, and spacings of at least one portion of the stripe patterns of at least one of the sub-pixels are larger than spacings of the stripe patterns of the other sub-pixels.
    Type: Application
    Filed: August 10, 2015
    Publication date: July 28, 2016
    Inventors: Kun-Cheng Tien, Shu-En Li, Chien-Huang Liao
  • Patent number: 9389470
    Abstract: A pixel structure includes a plurality of sub-pixels arranged in an array. Each of the sub-pixels includes an active device and a pixel electrode electrically connected to the active device. A disclination area and a plurality of domains separated by the disclination area are defined in each of the pixel electrodes, respectively. Here, only a portion of the sub-pixels further includes a light-shielding pattern arranged corresponding to the disclination area.
    Type: Grant
    Filed: September 16, 2015
    Date of Patent: July 12, 2016
    Assignee: Au Optronics Corporation
    Inventors: Kun-Cheng Tien, Chien-Huang Liao, Shu-En Li
  • Patent number: 9275592
    Abstract: A pixel array includes a first color pixel unit, a second color pixel unit and a third pixel unit, and the first, second and third pixel units respectively include a scan line, a data line, an active device electrically connected to the scan line and the data line and a first pixel electrode electrically connected to the active device. The first pixel electrode has at least one first slit, and a first acute angle is formed between an extending direction of the first slit and an extending direction of the scan line. Any two of the first acute angle of the first color pixel unit, the first acute angle of the second color pixel unit, and the first acute angle of the third color pixel unit are different.
    Type: Grant
    Filed: December 9, 2014
    Date of Patent: March 1, 2016
    Assignee: Au Optronics Corporation
    Inventors: Kun-Cheng Tien, Yu-Ching Wu, Ming-Huei Wu, Tien-Lun Ting, Chien-Huang Liao, Wen-Hao Hsu
  • Patent number: 9257076
    Abstract: A pixel driving method is adapted for a liquid crystal display. Each pixel includes a first sub-pixel and a second sub-pixel, in which the first sub-pixel and the second sub-pixel each includes a first display region and a second display region. The pixel driving method includes providing a first voltage to the first displaying region of the first sub-pixel and the second sub-pixel; providing a second voltage to the second displaying region of the first sub-pixel and a third voltage to the second displaying region of the second sub-pixel; and when the provided first voltage is larger than a predetermined voltage, providing the second voltage so that the provided second voltage is smaller than the provided third voltage.
    Type: Grant
    Filed: May 30, 2014
    Date of Patent: February 9, 2016
    Assignee: AU OPTRONICS CORPORATION
    Inventors: Shin-Mei Gong, Kun-Cheng Tien, Ming-Huei Wu, Jen-Yang Chung, Wei-Chun Wei, Chien-Huang Liao