Patents by Inventor Cheng-Han Tsao

Cheng-Han Tsao 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: 8872866
    Abstract: A 3D display panel includes a plurality of first and second viewing angle pixels arranged along a first direction for displaying first and second viewing angle images respectively. The first viewing angle pixels and the second viewing angle pixels are interlacedly arranged along a second direction. A method for controlling pixel brightness of the 3D display panel includes determining a brightness value of a first block of a first viewing angle pixel according to a brightness value of the first viewing angle pixel and a brightness value of a second viewing angle pixel next to the first viewing angle pixel along the second direction, and determining a brightness value of a second block of the first viewing angle pixel according to the brightness value of the first block of the first viewing angle pixel and the brightness value of the first viewing angle pixel.
    Type: Grant
    Filed: October 30, 2011
    Date of Patent: October 28, 2014
    Assignee: AU Optronics Corp.
    Inventors: Chih-Yao Ma, Yu-Cheng Chang, Yi-Pai Huang, Cheng-Han Tsao, Chao-Yuan Chen
  • Patent number: 8823785
    Abstract: A display system including a display apparatus for displaying a first image and a second image, two first lenses and two second lenses is provided. When a viewer sees the display apparatus via one first lenses and one second lenses, and the first image as well as the second image are parallax images, the first and second images are respectively saw by different eyes of the viewer. When the viewer sees the display apparatus through the two first lenses, and the first image as well as the second image are not parallax images, the first image irrelevant to the second image is saw by the viewer. When the viewer sees the display apparatus through the two second lenses, and the first image as well as the second image are not parallax images, the second image irrelevant to the first image is saw by the viewer.
    Type: Grant
    Filed: March 1, 2011
    Date of Patent: September 2, 2014
    Assignee: Au Optronics Corporation
    Inventors: Wei-Ching Hsu, Cheng-Han Tsao, Ken-Yu Liu, Chia-Chih Kao, Chao-Yuan Chen
  • Patent number: 8724061
    Abstract: A pixel structure includes a substrate, a scan line, a first data line, a second data line, a first active device, a second active device, a first pixel electrode, and a second pixel electrode. The substrate has a first unit area and a second unit area. The first pixel electrode is disposed in the first unit area and includes a first main portion and first branch portions extending from the first main portion to an edge of the first unit area. The second pixel electrode is disposed in the second unit area and includes a second main portion and second branch portions extending from the second main portion to an edge of the second unit area, wherein at least a part of the first branch portions and at least a part of the second branch portions are asymmetrically arranged at two sides of the second data line.
    Type: Grant
    Filed: February 24, 2011
    Date of Patent: May 13, 2014
    Assignee: Au Optronics Corporation
    Inventors: Wen-Hsien Tseng, Sheng-Ju Ho, Yen-Heng Huang, Cheng-Han Tsao, Chia-Hui Pai, Chung-Kai Chen, Wei-Yuan Cheng, Yi-Jen Huang, Chung-Yi Chiu, Kung-Ching Chu
  • Publication number: 20140022635
    Abstract: An autostereoscopic display apparatus includes a substrate, a plurality of sub-pixels, a plurality of concave lens structures, a middle layer and a lenticular layer. The sub-pixels are disposed on the substrate, and each sub-pixel includes a light permeable area and at least one light masking area. The concave lens structures are disposed on the sub-pixels and on the optical paths of the light permeable areas. The middle layer is disposed on the concave lens structures, wherein the concave lens structures is used to expand the illumination distribution of the light from the light permeable areas of the sub-pixels, so as to form a plurality of virtual sub-pixel patterns. The projections of virtual sub-pixel patterns respectively projected to the sub-pixels cover the light masking areas of the sub-pixels. The focal point of the lenticular layer falls on the virtual sub-pixel patterns.
    Type: Application
    Filed: March 6, 2013
    Publication date: January 23, 2014
    Applicant: AU OPTRONICS CORPORATION
    Inventors: Hsin-Ying WU, Cheng-Han TSAO
  • Publication number: 20130250408
    Abstract: An auto-stereoscopic display apparatus includes a display panel and a lens film. The display panel includes sub-pixel structures along an X-direction and a Y-direction to form a pixel array. A horizontal width of each sub-pixel structure is L1. The lens film is located at one side of the display panel. The lens film includes cylindrical lenses. An included angle is between an extension direction of the cylindrical lenses and the Y-direction. A width of each cylindrical lens in the X-direction is L2, and L2/L1=4.61±0.05. When the number of pixels per inch (PPI) is more than 110, the range of included angle between the extension direction of the cylindrical lenses and the Y-direction is from 16 degrees to 18 degrees. When PPI is less than 110, the range of included angle between the extension direction of the cylindrical lenses and the Y-direction is from 8 degrees to 11 degrees.
    Type: Application
    Filed: August 7, 2012
    Publication date: September 26, 2013
    Applicant: AU OPTRONICS CORPORATION
    Inventors: Hsin-Ying Wu, Cheng-Han Tsao
  • Patent number: 8537207
    Abstract: A video-audio playing system relating to 2-view application and a method thereof are provided. In the present invention, sound signals respectively corresponding to two independent image frames are captured and played in coordinating with the displaying of these two independent image frames. Accordingly, two users can respectively watch two image frames which are different and irrelevant each other in the same display, and further respectively hear sound effects of the respective image frames at the same time.
    Type: Grant
    Filed: October 4, 2011
    Date of Patent: September 17, 2013
    Assignee: Au Optronics Corporation
    Inventors: Chih-Chang Shih, Yang-Ching Cheng, Sheng-Ju Ho, Chi-Hsien Chung, Wan-Ting Chen, Cheng-Han Tsao
  • Patent number: 8487852
    Abstract: An active array substrate, a liquid crystal display panel and method for driving the same are provided. The active array substrate includes a plurality of first strip electrodes and second strip electrodes. The sum of one width of the first stripe electrode and one pitch between two adjacent first stripe electrodes is greater than that of one width of the second strip electrode and one pitch between two adjacent second strip electrodes.
    Type: Grant
    Filed: October 27, 2009
    Date of Patent: July 16, 2013
    Assignee: AU Optronics Corp.
    Inventors: Ting-Yi Cho, Chieh-Wei Chen, Te-Wei Chan, Cheng-Han Tsao, Kung-Ching Chu, Chung-Yi Chiu
  • Patent number: 8471990
    Abstract: A pixel structure electrically connected to a scan line and a data line is provided. The pixel structure includes an active device and a pixel electrode, wherein the active device is electrically connected to the scan line and the data line, and the pixel electrode is electrically connected to the active device. The pixel electrode has a plurality of strip-shaped slit groups. Each of the strip-shaped slit groups includes a plurality of strip-shaped slits whose extending directions are substantially parallel to each other, and contours of at least parts of the strip-shaped slits are non-isosceles trapezoids.
    Type: Grant
    Filed: February 24, 2011
    Date of Patent: June 25, 2013
    Assignee: Au Optronics Corporation
    Inventors: Kung-Ching Chu, Te-Wei Chan, Cheng-Han Tsao, Sheng-Ju Ho, Chung-Yi Chiu
  • Publication number: 20120320097
    Abstract: A 3D display panel includes a plurality of first and second viewing angle pixels arranged along a first direction for displaying first and second viewing angle images respectively. The first viewing angle pixels and the second viewing angle pixels are interlacedly arranged along a second direction. A method for controlling pixel brightness of the 3D display panel includes determining a brightness value of a first block of a first viewing angle pixel according to a brightness value of the first viewing angle pixel and a brightness value of a second viewing angle pixel next to the first viewing angle pixel along the second direction, and determining a brightness value of a second block of the first viewing angle pixel according to the brightness value of the first block of the first viewing angle pixel and the brightness value of the first viewing angle pixel.
    Type: Application
    Filed: October 30, 2011
    Publication date: December 20, 2012
    Inventors: Chih-Yao Ma, Yu-Cheng Chang, Yi-Pai Huang, Cheng-Han Tsao, Chao-Yuan Chen
  • Patent number: 8330921
    Abstract: A pixel structure including a substrate, a scan line, a data line, an active device, a capacitor electrode line, an upper electrode pattern and a pixel electrode is described. The scan line and the data line are disposed on the substrate. The active device is electrically connected to the scan line and the data line. The capacitor electrode is disposed on the substrate. The upper electrode pattern is disposed above the capacitor electrode line, and the upper electrode pattern has a first opening therein to expose the capacitor electrode pattern. The pixel electrode is electrically connected with the active device and covers the capacitor electrode line and the upper electrode pattern, wherein the pixel electrode has a middle portion and a plurality of branches connecting to the middle portion, and the middle portion has a second opening therein to expose the first opening.
    Type: Grant
    Filed: April 7, 2010
    Date of Patent: December 11, 2012
    Assignee: Au Optronics Corporation
    Inventors: Cheng-Han Tsao, Ting-Yi Cho, Chung-Yi Chiu
  • Publication number: 20120281144
    Abstract: A video-audio playing system relating to 2-view application and a method thereof are provided. In the present invention, sound signals respectively corresponding to two independent image frames are captured and played in coordinating with the displaying of these two independent image frames. Accordingly, two users can respectively watch two image frames which are different and irrelevant each other in the same display, and further respectively hear sound effects of the respective image frames at the same time.
    Type: Application
    Filed: October 4, 2011
    Publication date: November 8, 2012
    Applicant: AU OPTRONICS CORPORATION
    Inventors: Chih-Chang Shih, Yang-Ching Cheng, Sheng-Ju Ho, Chi-Hsien Chung, Wan-Ting Chen, Cheng-Han Tsao
  • Patent number: 8294851
    Abstract: A method for manufacturing a liquid crystal display panel including the steps is provided. A semi-finished liquid crystal display panel including a first substrate, a second substrate, a liquid crystal layer, an opposing electrode, scan lines, data lines, polymerizable molecules, pixel structures, first capacitor bottom electrodes, and second capacitor bottom electrodes is provided. Each pixel structure has a first pixel electrode and a second pixel electrode, and the blocks of the liquid crystal layer corresponding to the first pixel electrodes and the second pixel electrodes are respectively a plurality of first blocks and a plurality of second blocks. Then, a first voltage difference and a second voltage difference are respectively formed in the first blocks and the second blocks respectively, wherein the first voltage difference is different from the second voltage difference. Accordingly, the polymerizable molecules are polymerized to form the liquid crystal display panel.
    Type: Grant
    Filed: June 4, 2010
    Date of Patent: October 23, 2012
    Assignee: Au Optronics Corporation
    Inventors: Te-Wei Chan, Chieh-Wei Chen, Cheng-Han Tsao, Chung-Yi Chiu
  • Publication number: 20120262430
    Abstract: A pixel array, a pixel structure, and a driving method of a pixel structure are provided. The pixel structure includes a first scan line, a second scan line, a first common electrode line, a data line, a first active device, a second device, a first pixel electrode, and a second pixel electrode. The data line is intersected with the first scan line and the second scan line. The first active device is driven by the first scan line and connected to the data line. The second active device is driven by the second scan line and connected to the first common electrode line. The first pixel electrode is electrically connected to the data line through the first active device. The second pixel electrode is electrically connected to the data line through the first active device and electrically connected to the first common electrode line through the second active device.
    Type: Application
    Filed: June 23, 2011
    Publication date: October 18, 2012
    Applicant: AU OPTRONICS CORPORATION
    Inventors: Sheng-Ju Ho, Cheng-Han Tsao, Chung-Yi Chiu, Chao-Yuan Chen, Wen-Hao Hsu, Peng-Bo Xi
  • Patent number: 8279376
    Abstract: A liquid crystal display panel including a first substrate, a liquid crystal layer, an alignment layer, a polymer layer, scan lines, data lines, pixel structures, first capacitor bottom electrodes and second capacitor bottom electrodes, and a manufacturing method thereof are provided. Each pixel structure has a first pixel electrode and a second pixel electrode. Each first capacitor bottom electrode is disposed between the first pixel electrode and the first substrate. Each second capacitor bottom electrode disposed between the second pixel electrode and the first substrate includes a first pattern and a plurality of second patterns. The first pattern extends from a first side to an opposite second side of the second pixel electrode. The second patterns connected to the first pattern are disposed on the first side and the second side. The second pattern at least partly overlaps a region between the second pixel electrode and the data line.
    Type: Grant
    Filed: August 28, 2008
    Date of Patent: October 2, 2012
    Assignee: Au Optronics Corporation
    Inventors: Te-Wei Chan, Chieh-Wei Chen, Cheng-Han Tsao, Chung-Yi Chiu
  • Publication number: 20120235986
    Abstract: A three-dimensional display includes a patterned phrase retarder and a three-dimensional display panel. The patterned phrase retarder includse a plurality of first bar-shaped phrase retardation regions and a plurality of second bar-shaped phrase retardation regions arranged alternately, wherein the phrase retardation of each of the first bar-shaped phrase retardation regions is different from the phrase retardation of each of the second bar-shaped phrase retardation regions. The three-dimensional display panel includes a plurality of pixels. The pixels are arranged in a plurality of pixel rows, wherein the coverage of each of the first bar-shaped phrase retardation regions corresponds to the distribution range of two adjacent pixel rows, and the coverage of each of the second bar-shaped phrase retardation regions corresponds to the distribution range of two adjacent pixel rows.
    Type: Application
    Filed: June 13, 2011
    Publication date: September 20, 2012
    Applicant: AU OPTRONICS CORPORATION
    Inventors: Sheng-Ju Ho, Cheng-Han Tsao
  • Publication number: 20120169714
    Abstract: A display system including a display apparatus for displaying a first image and a second image, two first lenses and two second lenses is provided. When a viewer sees the display apparatus via one first lenses and one second lenses, and the first image as well as the second image are parallax images, the first and second images are respectively saw by different eyes of the viewer. When the viewer sees the display apparatus through the two first lenses, and the first image as well as the second image are not parallax images, the first image irrelevant to the second image is saw by the viewer. When the viewer sees the display apparatus through the two second lenses, and the first image as well as the second image are not parallax images, the second image irrelevant to the first image is saw by the viewer.
    Type: Application
    Filed: March 1, 2011
    Publication date: July 5, 2012
    Applicant: Au Optronics Corporation
    Inventors: Wei-Ching Hsu, Cheng-Han Tsao, Ken-Yu Liu, Chia-Chih Kao, Chao-Yuan Chen
  • Publication number: 20120162591
    Abstract: A pixel structure electrically connected to a scan line and a data line is provided. The pixel structure includes an active device and a pixel electrode, wherein the active device is electrically connected to the scan line and the data line, and the pixel electrode is electrically connected to the active device. The pixel electrode has a plurality of strip-shaped slit groups. Each of the strip-shaped slit groups includes a plurality of strip-shaped slits whose extending directions are substantially parallel to each other, and contours of at least parts of the strip-shaped slits are non-isosceles trapezoids.
    Type: Application
    Filed: February 24, 2011
    Publication date: June 28, 2012
    Applicant: Au Optronics Corporation
    Inventors: Kung-Ching Chu, Te-Wei Chan, Cheng-Han Tsao, Sheng-Ju Ho, Chung-Yi Chiu
  • Publication number: 20120138963
    Abstract: A pixel structure includes a substrate, a scan line, a first data line, a second data line, a first active device, a second active device, a first pixel electrode, and a second pixel electrode. The substrate has a first unit area and a second unit area. The first pixel electrode is disposed in the first unit area and includes a first main portion and first branch portions extending from the first main portion to an edge of the first unit area. The second pixel electrode is disposed in the second unit area and includes a second main portion and second branch portions extending from the second main portion to an edge of the second unit area, wherein at least a part of the first branch portions and at least a part of the second branch portions are asymmetrically arranged at two sides of the second data line.
    Type: Application
    Filed: February 24, 2011
    Publication date: June 7, 2012
    Applicant: AU OPTRONICS CORPORATION
    Inventors: Wen-Hsien Tseng, Sheng-Ju Ho, Yen-Heng Huang, Cheng-Han Tsao, Chia-Hui Pai, Chung-Kai Chen, Wei-Yuan Cheng, Yi-Jen Huang, Chung-Yi Chiu, Kung-Ching Chu
  • Publication number: 20120127067
    Abstract: A pixel array substrate and a display panel are provided. The pixel array substrate includes a substrate, scan line groups, data lines, and pixel structures. The scan line groups are disposed on the substrate. The data lines are intersected with the scan line groups. The pixel structures are connected to the scan line groups and the data lines. Each pixel structure includes an active device group, a first pixel electrode, a second pixel electrode, and a connection electrode. The first pixel electrode is located between the second pixel electrode and the nth scan line group. The connection electrode is located at a side of the first pixel electrode adjacent to one data line. The second pixel electrode is electrically connected to the active device group through the connection electrode. The connection electrode, the first pixel electrode, and the second pixel electrode are of the same layer.
    Type: Application
    Filed: November 22, 2011
    Publication date: May 24, 2012
    Applicant: AU OPTRONICS CORPORATION
    Inventors: Chin-An Tseng, Sheng-Ju Ho, Tien-Lun Ting, Cheng-Han Tsao, Ming-Yung Huang, Yen-Heng Huang, Pei-Chun Liao, Wen-Hao Hsu
  • Publication number: 20120105784
    Abstract: A pixel structure and a display panel are provided. The pixel structure includes a first scan line, a data line, a first active device, a first pixel electrode, and a first conductive pattern. The first active device is connected to the first scan line and the data line. The first pixel electrode is electrically connected to the data line through the first active device. The first conductive pattern is located above the first scan line and connected in parallel with the first scan line.
    Type: Application
    Filed: December 22, 2010
    Publication date: May 3, 2012
    Applicant: AU OPTRONICS CORPORATION
    Inventors: Sheng-Ju Ho, Cheng-Han Tsao, Chung-Yi Chiu