Patents by Inventor Pin-Miao Liu
Pin-Miao Liu 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: 8299996Abstract: A driving method with reducing image sticking effect is disclosed. The driving method includes applying a voltage on the data lines for trapping impurities crossing the data lines and lowering the degree of the image sticking effect, and applying different asymmetric waveforms to different data lines for trapping impurities crossing the data lines and lowering the degree of the image sticking effect.Type: GrantFiled: August 4, 2011Date of Patent: October 30, 2012Assignee: AU Optronics Corp.Inventors: Pin-Miao Liu, Shui-Chih Lien, Chia-Horng Huang, Chien-Huang Liao, Yu-Hsi Ho, Ting-Jui Chang, Yao-Jen Hsieh, Jenn-Jia Su
-
Publication number: 20120200551Abstract: A driving method with reducing image sticking effect is disclosed. The driving method includes applying a voltage on the data lines for trapping impurities crossing the data lines and lowering the degree of the image sticking effect, and applying different asymmetric waveforms to different data lines for trapping impurities crossing the data lines and lowering the degree of the image sticking effect.Type: ApplicationFiled: August 4, 2011Publication date: August 9, 2012Inventors: Pin-Miao Liu, Shui-Chih Lien, Chia-Horng Huang, Chien-Huang Liao, Yu-Hsi Ho, Ting-Jui Chang, Yao-Jen Hsieh, Jenn-Jia Su
-
Publication number: 20120162182Abstract: An exemplary operating voltage adjusting method for a flat panel display device including at least a first testing pixel is provided. In the operating voltage adjusting method, a plurality of testing operating voltages are provided. The at least a first testing pixel operative with the testing operating voltages in sequence then is enabled to be charged by a first specific data and a plurality of first data voltages stored in the at least a first testing pixel effected by the testing operating voltages respectively can be obtained. Afterwards, an operating voltage of the flat panel display device is determined according to states of the first data voltages in a testing period. Moreover, an exemplary structure of the flat panel display device also is provided.Type: ApplicationFiled: August 3, 2011Publication date: June 28, 2012Applicant: AU OPTRONICS CORP.Inventors: Sung-Hui LIN, Pei-Chun Liao, Pin-Miao Liu
-
Publication number: 20120092605Abstract: A pixel structure including a scan line, a data line, an active device, a pixel electrode, a capacitor electrode line, a semi-conductive pattern layer and at least one dielectric layer is provided. The active device is electrically connected to the scan line and the data line. The pixel electrode is electrically connected to the active device. The capacitor electrode line is located under the pixel electrode. A first storage capacitor is formed between the capacitor electrode line and the pixel electrode. The semi-conductive pattern layer is disposed between the capacitor electrode line and the pixel electrode, the pixel electrode is electrically connected to the semi-conductive pattern layer. A second storage capacitor is formed between the semi-conductive pattern layer and the capacitor electrode line. The dielectric layer is disposed between the capacitor electrode line and the pixel electrode and located between the semi-conductive pattern layer and the capacitor electrode line.Type: ApplicationFiled: February 11, 2011Publication date: April 19, 2012Applicant: AU OPTRONICS CORPORATIONInventors: Hsiao-Wei Cheng, Sung-Hui Lin, Ming-Yung Huang, Pin-Miao Liu, Wen-Shin Wu, Chun-Yao Huang, Wei-Sheng Yu
-
Publication number: 20120050657Abstract: A pixel structure includes a substrate, a scan line on the substrate, a data line set, an active device, and a pixel electrode. The substrate has a display region and a peripheral region around the display region. The display region includes at least one sub-pixel region. The data line set is disposed on the substrate, located at one side of the sub-pixel region, and intersected with the scan line to form at least one first intersecting region. The data line set includes a first and a second data lines that are intersected to form at least one second intersecting region. The first and the second data lines are electrically insulated. The active device electrically connects the scan line and to the first data line or the second data line in the data line set. The pixel electrode is located in the sub-pixel region and electrically connects the active device.Type: ApplicationFiled: December 22, 2010Publication date: March 1, 2012Applicant: AU OPTRONICS CORPORATIONInventors: Sung-Hui Lin, Hsiao-Wei Cheng, Ming-Yung Huang, Pin-Miao Liu
-
Publication number: 20110285693Abstract: A driving method with reducing image sticking effect is disclosed. The driving method includes applying a voltage on the data lines for trapping impurities crossing the data lines and lowering the degree of the image sticking effect, and applying different asymmetric waveforms to different data lines for trapping impurities crossing the data lines and lowering the degree of the image sticking effect.Type: ApplicationFiled: August 4, 2011Publication date: November 24, 2011Inventors: Pin-Miao Liu, Shui-Chih Lien, Chia-Horng Huang, Chien-Huang Liao, Yu-Hsi Ho, Ting-Jui Chang, Yao-Jen Hsieh, Jenn-Jia Su
-
Patent number: 8035598Abstract: Improving image sticking of a liquid crystal display (LCD) including a plurality of pixels, each of which includes a first subpixel and a second subpixel, includes driving the first subpixels of the pixels with a first optimized common voltage, driving the second subpixels of the pixels with a second optimized common voltage, and driving the LCD with a panel voltage. The panel voltage is between the first and the second optimized common voltages.Type: GrantFiled: June 30, 2008Date of Patent: October 11, 2011Assignee: AU Optronics Corp.Inventors: Pei-Chun Liao, Ting-Jui Chang, Pin-Miao Liu, Chien-Huang Liao, Yu-Chieh Chen
-
Patent number: 8013823Abstract: A driving method with reducing image sticking effect is disclosed. The driving method includes applying a voltage on the data lines for trapping impurities crossing the data lines and lowering the degree of the image sticking effect, and applying different asymmetric waveforms to different data lines for trapping impurities crossing the data lines and lowering the degree of the image sticking effect.Type: GrantFiled: May 14, 2007Date of Patent: September 6, 2011Assignee: AU Optronics Corp.Inventors: Pin-Miao Liu, Shui-Chih Lien, Chia-Horng Huang, Chien-Huang Liao, Yu-Hsi Ho, Ting-Jui Chang, Yao Jen Hsieh, Jenn-Jia Su
-
Publication number: 20110115780Abstract: A driving method with reducing image sticking effect is disclosed. The driving method includes applying a voltage on the data lines for trapping impurities crossing the data lines and lowering the degree of the image sticking effect, and applying different asymmetric waveforms to different data lines for trapping impurities crossing the data lines and lowering the degree of the image sticking effect.Type: ApplicationFiled: January 19, 2011Publication date: May 19, 2011Inventors: Pin-Miao Liu, Shui-Chih Lien, Chia-Horng Huang, Chien-Huang Liao, Yu-Hsi Ho, Ting-Jui Chang, Yao-Jen Hsieh, Jenn-Jia Su
-
Publication number: 20110080396Abstract: A driving method with reducing image sticking effect is disclosed. The driving method includes applying a voltage on the data lines for trapping impurities crossing the data lines and lowering the degree of the image sticking effect, and applying different asymmetric waveforms to different data lines for trapping impurities crossing the data lines and lowering the degree of the image sticking effect.Type: ApplicationFiled: December 14, 2010Publication date: April 7, 2011Inventors: Pin-Miao Liu, Shui-Chih Lien, Chia-Horng Huang, Chien-Huang Liao, Yu-Hsi Ho, Ting-Jui Chang, Yao-Jen Hsieh, Jenn-Jia Su
-
Publication number: 20100220124Abstract: A driving method for determining target transmittance of a liquid crystal sub-pixel is provided. The liquid crystal sub-pixel has display regions, the liquid crystal sub-pixel displays the target transmittance when liquid crystal voltage applied to each display region is equal to one other and transmittance variation of liquid crystal layer in the liquid crystal sub-pixel is S0 when variation of LC voltage ?VLC occurs. The driving method includes selecting LC voltages in accordance with the target transmittance and area ratio of each display region; and applying each LC voltage to one of the display regions correspondingly, wherein transmittance of each display region is different from the target transmittance, the target transmittance is equal to sum of product of area ratio and transmittance of each display region, and transmittance variation of the liquid crystal layer in the liquid crystal sub-pixel is lower than S0 when variation of LC voltage ?VLC occurs.Type: ApplicationFiled: July 29, 2009Publication date: September 2, 2010Applicant: AU OPTRONICS CORPORATIONInventors: Yu-Chieh Chen, Chien-Huang Liao, Pin-Miao Liu
-
Patent number: 7768489Abstract: A method for driving a normal black type liquid crystal display (LCD) includes driving the LCD by applying uncompensated source signals corresponding to gray levels; recording first optimized common signal voltages (Vcom-opt1) of common signals corresponding with the gray levels; adjusting the source signal to drive the LCD so second optimized common signal voltages (Vcom-opt2) of common signals corresponding with the gray levels conform to the following conditions: (1) when the gray level is lower than a predetermined gray level, the Vcom-opt2 exceeds a predetermined voltage of the common signal and the absolute difference between the Vcom-opt2 and the predetermined voltage is less than or equal to that between the Vcom-opt1 and the predetermined voltage; and (2) when the gray level exceeds the predetermined gray level, the absolute difference between the Vcom-opt2 and the predetermined voltage is less than or equal to that between the Vcom-opt1 and the predetermined voltage.Type: GrantFiled: November 2, 2006Date of Patent: August 3, 2010Assignee: Au Optronics Corp.Inventors: Pin-Miao Liu, Cheng-Han Tsao, Po-Lun Chen
-
Patent number: 7742132Abstract: A method for arranging reflective patterns for a liquid display (LCD) device. A substrate having at least one first pixel region and one second pixel region is provided, in which the first and second pixel regions have a reflector thereon, respectively, and the first pixel region is adjacent to the second pixel region. A first pattern is formed on the reflector on the first pixel region. A second pattern is formed on the reflector on the second pixel region, in which the second pattern is formed by dividing the first pattern into at least two pattern regions according to a predetermined direction and rearranging the pattern regions.Type: GrantFiled: September 30, 2008Date of Patent: June 22, 2010Assignee: Au Optronics Corp.Inventors: Ching-Yu Tsai, Chih-Ming Chang, Pin-Miao Liu
-
Publication number: 20090244416Abstract: An active array substrate, an electrode substrate, and a liquid crystal display panel (LCD) are provided. The LCD includes an active array substrate, an electrode substrate, and a liquid crystal layer. The active array substrate includes a base, a plurality of scan lines and data lines disposed on the base, a plurality of pixel electrodes, and a plurality of active devices. Each of the active devices is electrically connected to the corresponding scan line, date line, and pixel electrode to define a pixel region and a non-display region. The electrode substrate includes a base and a common electrode disposed on the base of the electrode substrate. The liquid crystal layer is formed between the active array substrate and the electrode substrate and includes liquid molecules with a threshold voltage, a saturation voltage and ions located in the non-display region.Type: ApplicationFiled: July 22, 2008Publication date: October 1, 2009Applicant: AU OPTRONICS CORP.Inventors: Chien-Huang Liao, Pin-Miao Liu, Yu-Chieh Chen, Tien-Lun Ting, Tung-Yu Chen
-
Publication number: 20090213284Abstract: Improving image sticking of a liquid crystal display (LCD) including a plurality of pixels, each of which includes a first subpixel and a second subpixel, includes driving the first subpixels of the pixels with a first optimized common voltage, driving the second subpixels of the pixels with a second optimized common voltage, and driving the LCD with a panel voltage. The panel voltage is between the first and the second optimized common voltages.Type: ApplicationFiled: June 30, 2008Publication date: August 27, 2009Inventors: Pei-Chun Liao, Ting-Jui Chang, Pin-Miao Liu, Chien-Huang Liao, Yu-Chieh Chen
-
Publication number: 20090189883Abstract: In an exemplary flat display apparatus and control circuit and method for controlling the flat display apparatus, the flat display apparatus includes a plurality of gate driving units, each of which controls the operation of a scan line in the flat display apparatus. The flat display apparatus provides a first gate high level voltage signal and a second gate high level voltage signal to the gate driving units such that the first and second gate high level voltage signals are used as voltage signals transmitted to corresponding scan lines. The first and second gate high level voltage signals respectively include a falling edge with a slope. Duration time of the falling edge of the first gate high level voltage signal is longer than that of the falling edge of the second gate high level voltage signal.Type: ApplicationFiled: December 11, 2008Publication date: July 30, 2009Inventors: Chun-Fan CHUNG, Tien-Lun Ting, Chia-Chi Tsai, Ming-Hung Tu, Chien-Huang Liao, Yu-Chieh Chen, Pin-Miao Liu
-
Publication number: 20090033847Abstract: A method for arranging reflective patterns for a liquid display (LCD) device. A substrate having at least one first pixel region and one second pixel region is provided, in which the first and second pixel regions have a reflector thereon, respectively, and the first pixel region is adjacent to the second pixel region. A first pattern is formed on the reflector on the first pixel region. A second pattern is formed on the reflector on the second pixel region, in which the second pattern is formed by dividing the first pattern into at least two pattern regions according to a predetermined direction and rearranging the pattern regions.Type: ApplicationFiled: September 30, 2008Publication date: February 5, 2009Applicant: AU OPTRONICS CORP.Inventors: Ching-Yu TSAI, Chih-Ming CHANG, Pin-Miao LIU
-
Patent number: 7440051Abstract: A method for arranging reflective patterns for a liquid display (LCD) device. A substrate having at least one first pixel region and one second pixel region is provided, in which the first and second pixel regions have a reflector thereon, respectively, and the first pixel region is adjacent to the second pixel region. A first pattern is formed on the reflector on the first pixel region. A second pattern is formed on the reflector on the second pixel region, in which the second pattern is formed by dividing the first pattern into at least two pattern regions according to a predetermined direction and rearranging the pattern regions.Type: GrantFiled: June 1, 2004Date of Patent: October 21, 2008Assignee: Au Optronics Corp.Inventors: Ching-Yu Tsai, Chih-Ming Chang, Pin-Miao Liu
-
Publication number: 20080111767Abstract: A driving method with reducing image sticking effect is disclosed. The driving method includes applying a voltage on the data lines for trapping impurities crossing the data lines and lowering the degree of the image sticking effect, and applying different asymmetric waveforms to different data lines for trapping impurities crossing the data lines and lowering the degree of the image sticking effect.Type: ApplicationFiled: May 14, 2007Publication date: May 15, 2008Inventors: Pin-Miao Liu, Shui-Chih Lien, Chia-Horng Huang, Chien-Huang Liao, Yu-Hsi Ho, Ting-Jui Chang, Yao Jen Hsieh, Jenn-Jia Su
-
Publication number: 20070290970Abstract: A method for driving a normal black type liquid crystal display (LCD) includes driving the LCD by applying uncompensated source signals corresponding to gray levels; recording first optimized common signal voltages (Vcom-opt1) of common signals corresponding with the gray levels; adjusting the source signal to drive the LCD so second optimized common signal voltages (Vcom-opt2) of common signals corresponding with the gray levels conform to the following conditions: (1) when the gray level is lower than a predetermined gray level, the Vcom-opt2 exceeds a predetermined voltage of the common signal and the absolute difference between the Vcom-opt2 and the predetermined voltage is less than or equal to that between the Vcom-opt1 and the predetermined voltage; and (2) when the gray level exceeds the predetermined gray level, the absolute difference between the Vcom-opt2 and the predetermined voltage is less than or equal to that between the Vcom-opt1 and the predetermined voltage.Type: ApplicationFiled: November 2, 2006Publication date: December 20, 2007Applicant: AU OPTRONICS CORP.Inventors: Pin-Miao Liu, Cheng-Han Tsao, Po-Lun Chen