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).
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Patent number: 8872866Abstract: 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: GrantFiled: October 30, 2011Date of Patent: October 28, 2014Assignee: AU Optronics Corp.Inventors: Chih-Yao Ma, Yu-Cheng Chang, Yi-Pai Huang, Cheng-Han Tsao, Chao-Yuan Chen
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Patent number: 8823785Abstract: 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: GrantFiled: March 1, 2011Date of Patent: September 2, 2014Assignee: Au Optronics CorporationInventors: Wei-Ching Hsu, Cheng-Han Tsao, Ken-Yu Liu, Chia-Chih Kao, Chao-Yuan Chen
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Patent number: 8724061Abstract: 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: GrantFiled: February 24, 2011Date of Patent: May 13, 2014Assignee: Au Optronics CorporationInventors: 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
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Publication number: 20140022635Abstract: 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: ApplicationFiled: March 6, 2013Publication date: January 23, 2014Applicant: AU OPTRONICS CORPORATIONInventors: Hsin-Ying WU, Cheng-Han TSAO
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Publication number: 20130250408Abstract: 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: ApplicationFiled: August 7, 2012Publication date: September 26, 2013Applicant: AU OPTRONICS CORPORATIONInventors: Hsin-Ying Wu, Cheng-Han Tsao
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Patent number: 8537207Abstract: 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: GrantFiled: October 4, 2011Date of Patent: September 17, 2013Assignee: Au Optronics CorporationInventors: Chih-Chang Shih, Yang-Ching Cheng, Sheng-Ju Ho, Chi-Hsien Chung, Wan-Ting Chen, Cheng-Han Tsao
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Patent number: 8487852Abstract: 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: GrantFiled: October 27, 2009Date of Patent: July 16, 2013Assignee: AU Optronics Corp.Inventors: Ting-Yi Cho, Chieh-Wei Chen, Te-Wei Chan, Cheng-Han Tsao, Kung-Ching Chu, Chung-Yi Chiu
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Patent number: 8471990Abstract: 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: GrantFiled: February 24, 2011Date of Patent: June 25, 2013Assignee: Au Optronics CorporationInventors: Kung-Ching Chu, Te-Wei Chan, Cheng-Han Tsao, Sheng-Ju Ho, Chung-Yi Chiu
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Publication number: 20120320097Abstract: 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: ApplicationFiled: October 30, 2011Publication date: December 20, 2012Inventors: Chih-Yao Ma, Yu-Cheng Chang, Yi-Pai Huang, Cheng-Han Tsao, Chao-Yuan Chen
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Patent number: 8330921Abstract: 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: GrantFiled: April 7, 2010Date of Patent: December 11, 2012Assignee: Au Optronics CorporationInventors: Cheng-Han Tsao, Ting-Yi Cho, Chung-Yi Chiu
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Publication number: 20120281144Abstract: 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: ApplicationFiled: October 4, 2011Publication date: November 8, 2012Applicant: AU OPTRONICS CORPORATIONInventors: Chih-Chang Shih, Yang-Ching Cheng, Sheng-Ju Ho, Chi-Hsien Chung, Wan-Ting Chen, Cheng-Han Tsao
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Patent number: 8294851Abstract: 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: GrantFiled: June 4, 2010Date of Patent: October 23, 2012Assignee: Au Optronics CorporationInventors: Te-Wei Chan, Chieh-Wei Chen, Cheng-Han Tsao, Chung-Yi Chiu
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Publication number: 20120262430Abstract: 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: ApplicationFiled: June 23, 2011Publication date: October 18, 2012Applicant: AU OPTRONICS CORPORATIONInventors: Sheng-Ju Ho, Cheng-Han Tsao, Chung-Yi Chiu, Chao-Yuan Chen, Wen-Hao Hsu, Peng-Bo Xi
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Patent number: 8279376Abstract: 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: GrantFiled: August 28, 2008Date of Patent: October 2, 2012Assignee: Au Optronics CorporationInventors: Te-Wei Chan, Chieh-Wei Chen, Cheng-Han Tsao, Chung-Yi Chiu
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Publication number: 20120235986Abstract: 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: ApplicationFiled: June 13, 2011Publication date: September 20, 2012Applicant: AU OPTRONICS CORPORATIONInventors: Sheng-Ju Ho, Cheng-Han Tsao
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Publication number: 20120169714Abstract: 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: ApplicationFiled: March 1, 2011Publication date: July 5, 2012Applicant: Au Optronics CorporationInventors: Wei-Ching Hsu, Cheng-Han Tsao, Ken-Yu Liu, Chia-Chih Kao, Chao-Yuan Chen
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Publication number: 20120162591Abstract: 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: ApplicationFiled: February 24, 2011Publication date: June 28, 2012Applicant: Au Optronics CorporationInventors: Kung-Ching Chu, Te-Wei Chan, Cheng-Han Tsao, Sheng-Ju Ho, Chung-Yi Chiu
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Publication number: 20120138963Abstract: 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: ApplicationFiled: February 24, 2011Publication date: June 7, 2012Applicant: AU OPTRONICS CORPORATIONInventors: 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
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Publication number: 20120127067Abstract: 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: ApplicationFiled: November 22, 2011Publication date: May 24, 2012Applicant: AU OPTRONICS CORPORATIONInventors: Chin-An Tseng, Sheng-Ju Ho, Tien-Lun Ting, Cheng-Han Tsao, Ming-Yung Huang, Yen-Heng Huang, Pei-Chun Liao, Wen-Hao Hsu
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Publication number: 20120105784Abstract: 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: ApplicationFiled: December 22, 2010Publication date: May 3, 2012Applicant: AU OPTRONICS CORPORATIONInventors: Sheng-Ju Ho, Cheng-Han Tsao, Chung-Yi Chiu