Patents by Inventor Chao Yi Hung

Chao Yi Hung 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: 8305319
    Abstract: A liquid crystal display (LCD) device includes an LCD panel, and a common voltage generating circuit configured for providing common voltages to the LCD panel. The common voltage generating circuit includes a microprocessor, a timer, a voltage adjustment circuit, and a look up table. The microprocessor is electrically connected to the timer, the look up table, and the voltage adjustment circuit. The timer is configured for recording a continuous operated time of the LCD panel. The look up table is configured for storing optimal common voltages corresponding to each continuous operated time. The microprocessor is configured for reading the optimal common voltage at set intervals corresponding to the continuous operated time, and controlling the voltage adjustment circuit to provide the corresponding optimal common voltage to the LCD panel.
    Type: Grant
    Filed: March 30, 2009
    Date of Patent: November 6, 2012
    Assignee: Chimei InnoLux Corporation
    Inventors: Chih-Sheng Chang, Chao-Yi Hung, Sz-Hsiao Chen, Sheng-Tien Cho, Chueh-Ju Chen, Tsau-Hua Hsieh, Chiu-Lien Yang
  • Patent number: 8253139
    Abstract: A thin film transistor substrate, capable of being assembled, is attached to a filter substrate to provide a semi-finished liquid crystal display panel. The thin film transistor substrate includes a base substrate with thin film transistors formed thereon, wiring assemblies formed on the substrate and electrically connected to the corresponding thin film transistors selectively, metal sheets formed on the base substrate, a protection layer formed on the thin film transistors, the wiring assemblies, and the metal sheets, and a buffer module formed on the protection layer. The buffer module is positioned above a projection of a cutting line onto the base substrate, and the surplus materials of the filter substrate are removed along the cutting line.
    Type: Grant
    Filed: June 29, 2010
    Date of Patent: August 28, 2012
    Assignee: Chimei Innolux Corporation
    Inventors: Yi-Yu Kao, Chao-Yi Hung, Chien-Ting Lai
  • Patent number: 8107029
    Abstract: An exemplary TFT substrate includes a substrate, signal lines, a common electrode, and a pixel electrode. The signal lines are arranged on the substrate along two perpendicular directions. One of each two signal lines perpendicular to each other includes a plurality of segments. Every two adjacent segments are arranged on two opposite sides of the other signal line of the two signal lines. The TFT substrate further includes a connection line. The connection line interconnects the two adjacent segments. The common electrode is arranged in a same layer as the connection line, and overlaps the segmented signal line along a direction perpendicular to the substrate.
    Type: Grant
    Filed: August 21, 2009
    Date of Patent: January 31, 2012
    Assignee: Chimei Innolux Corporation
    Inventors: Jen-Chieh Peng, Shuo-Ting Yan, Tsau-Hua Hsieh, Chao-Yi Hung
  • Publication number: 20110128261
    Abstract: A liquid crystal display panel includes a plurality of scan lines, a plurality of data lines perpendicular to and insulatively intersecting the scan lines and a plurality of scanning-signal transmission lines insulatively disposed between the data lines and parallel to the data lines. The scanning-signal transmission lines provide scanning signals to the scan lines.
    Type: Application
    Filed: October 29, 2010
    Publication date: June 2, 2011
    Applicant: CHIMEI INNOLUX CORPORATION
    Inventors: CHAO-YI HUNG, CHIH-CHIEH HSU
  • Publication number: 20110109831
    Abstract: An exemplary liquid crystal display (LCD) includes a casing and a liquid crystal panel accommodated in the casing. The casing includes a frame and a window surrounded by an inner side of the frame. The liquid crystal panel includes an outside surface essentially serving as a display screen for displaying images and a peripheral wall. The liquid crystal panel is attached to the frame, with the inner side of the frame contacting the peripheral wall of the liquid crystal panel, and the display screen exposed outside of the casing.
    Type: Application
    Filed: November 12, 2010
    Publication date: May 12, 2011
    Applicant: CHIMEI INNOLUX CORPORATION
    Inventors: CHIH-HAO CHEN, CHIH-WEI HO, CHAO-YI HUNG, TSAU-HUA HSIEH
  • Publication number: 20110058136
    Abstract: A liquid crystal display structure includes a top substrate, a bottom substrate, a gate metal layer, a pixel region, a main spacer, an auxiliary spacer and liquid crystal molecules. The gate metal layer and the pixel region are located between the top substrate and the bottom substrate, and are disposed on the bottom substrate. The bottom substrate overlaps with the gate metal layer. The pixel regions are adjacent to the gate layer metal but are separated from the gate metal layer. The main spacer and the auxiliary spacer are disposed on the top substrate. The main spacer extends downward to the gate metal layer, and the auxiliary spacer is located on the outside of the region which encompasses the gate metal layer, and does not overlap with the gate metal layer. The liquid crystal molecules are filled into the gap between the top substrate and the bottom substrate.
    Type: Application
    Filed: August 4, 2010
    Publication date: March 10, 2011
    Applicant: CHIMEI INNOLUX CORPORATION
    Inventors: YUEH-PING CHANG, CHAO-YI HUNG
  • Patent number: 7898609
    Abstract: An exemplary MVA LCD (2) includes a first substrate (21), a second substrate (22), and a liquid crystal layer (23) interposed between the two substrates. A common electrode (29) and protrusions (211) are formed at an inner side of the first substrate in order. Gate electrodes (221) and pixel electrodes (222) are formed on an inner side of the second substrate. A patterned gate insulating layer (223) is formed at the second substrate. The patterned gate insulating layer covers the gate electrodes, and a part of each pixel electrode.
    Type: Grant
    Filed: December 29, 2007
    Date of Patent: March 1, 2011
    Assignee: Chimel Innolux Corporation
    Inventors: Shang-Yu Huang, Chao-Yi Hung, Tsau-Hua Hsieh
  • Publication number: 20110031512
    Abstract: A thin film transistor substrate, capable of being assembled, is attached to a filter substrate to provide a semi-finished liquid crystal display panel. The thin film transistor substrate includes a base substrate with thin film transistors formed thereon, wiring assemblies formed on the substrate and electrically connected to the corresponding thin film transistors selectively, metal sheets formed on the base substrate, a protection layer formed on the thin film transistors, the wiring assemblies, and the metal sheets, and a buffer module formed on the protection layer. The buffer module is positioned above a projection of a cutting line onto the base substrate, and the surplus materials of the filter substrate are removed along the cutting line.
    Type: Application
    Filed: June 29, 2010
    Publication date: February 10, 2011
    Applicant: CHIMEI INNOLUX CORPORATION
    Inventors: YI-YU KAO, CHAO-YI HUNG, CHIEN-TING LAI
  • Patent number: 7868962
    Abstract: A pixel circuit for a liquid crystal display panel includes a capacitor unit, a voltage-regulating mechanism, a first switching member, and a second switching member. The liquid crystal display panel includes a plurality of scan lines and data lines. The voltage-regulating mechanism is coupled to the first and second liquid crystal capacitors thereby enabling the first and second liquid crystal capacitors to be configured with different voltages when a voltage is applied to the capacitor unit. The first switching member is coupled to the capacitor unit, one of two corresponding scan lines, and one of two corresponding data lines. The second switching member is coupled to the second liquid crystal capacitor, the other of two corresponding scan lines.
    Type: Grant
    Filed: April 27, 2009
    Date of Patent: January 11, 2011
    Assignee: Chimel Innolux Corporation
    Inventors: Yueh-Ping Chang, Chao-Yi Hung, Chih-Chung Liu
  • Publication number: 20100053530
    Abstract: The present invention relates to a TFT substrate and a manufacture method thereof. The TFT substrate includes a substrate, a plurality of signal lines, a common electrode, and a pixel electrode. The signal lines are arranged on the substrate along two perpendicular directions. One of two signal lines perpendicular to each other includes a plurality of segments. Every two segments closed to each other are arranged on two opposite sides of the other signal line of the two signal lines. The TFT substrate further includes a connecting signal line. The connecting signal line is connected to the two segments of the signal line composing a plurality of segments. The common electrode is arranged in a same layer as the connecting signal line and overlaps the signal line transferring image signals along a direction perpendicular to the substrate.
    Type: Application
    Filed: August 21, 2009
    Publication date: March 4, 2010
    Inventors: Jen-Chieh Peng, Shuo-Ting Yan, Tsau-Hua Hsieh, Chao-Yi Hung
  • Publication number: 20100012938
    Abstract: A thin film transistor (TFT) substrate includes gate lines, data lines intersecting with the gate lines, a plurality of TFTs, pixel electrodes, and a common electrode insulating the gate lines, the data lines, the TFTs, and the pixel electrode. Each pixel electrode is connected to one of the gate lines and one of the data lines via one of the TFTs. A layer stack including an insulating layer and a passivation layer is sandwiched between the pixel electrodes and the common electrode.
    Type: Application
    Filed: July 20, 2009
    Publication date: January 21, 2010
    Inventors: Yu-Cheng Chang, Shuo-Ting Yan, Chao-Yi Hung
  • Publication number: 20090295747
    Abstract: A touch-sensitive liquid crystal display (LCD) device includes a first substrate, a second substrate opposite to the first substrate, and a liquid crystal layer sandwiched between the first and second substrates. A first sensing line, a second sensing line, a reference capacitor, and a variable capacitor connected with the reference capacitor in series are arranged on the first substrate. A node between the reference capacitor and the variable capacitor is couple to the first and second sensing lines. A capacitance of the variable capacitor is changeable when acted upon an external pressure.
    Type: Application
    Filed: May 28, 2009
    Publication date: December 3, 2009
    Inventors: Yu-Lin Hsieh, Chao-Yi Hung
  • Publication number: 20090289912
    Abstract: A touch-sensitive liquid crystal display (LCD) device includes a first substrate, a second substrate generally opposite to the first substrate, a liquid crystal layer sandwiched between the first substrate and the second substrate, a first scan line, a data line perpendicular to the first scan line, a sensing line parallel to the data line, and a first transistor formed at an inner side of the first substrate adjacent to the liquid crystal layer, and a common electrode formed at an inner side of the second substrate adjacent to the liquid crystal layer. A gate of the first transistor is electrically connected to the first gate line. A drain of the first transistor is electrically connected to sensing line. A source of the first transistor is electrically connectable to the common electrode depending on an external pressure applied on the second substrate.
    Type: Application
    Filed: May 26, 2009
    Publication date: November 26, 2009
    Inventors: Hsin-Li Chen, Chao-Yi Hung, Chao-Chin Lai
  • Publication number: 20090284674
    Abstract: A vertical alignment liquid crystal display device (VA-LCD) includes a display panel. The display panel includes a plurality of pixels. Each pixel unit includes a liquid crystal capacitor. The liquid crystal capacitor maintains two different gray voltages in a display frame time of the VA-LCD.
    Type: Application
    Filed: May 18, 2009
    Publication date: November 19, 2009
    Inventors: Yueh-Ping Chang, Chao-Yi Hung
  • Publication number: 20090268113
    Abstract: A pixel circuit for a liquid crystal display panel includes a capacitor unit, a voltage-regulating mechanism, a first switching member, and a second switching member. The liquid crystal display panel includes a plurality of scan lines and data lines. The voltage-regulating mechanism is coupled to the first and second liquid crystal capacitors thereby enabling the first and second liquid crystal capacitors to be configured with different voltages when a voltage is applied to the capacitor unit. The first switching member is coupled to the capacitor unit, one of two corresponding scan lines, and one of two corresponding data lines. The second switching member is coupled to the second liquid crystal capacitor, the other of two corresponding scan lines.
    Type: Application
    Filed: April 27, 2009
    Publication date: October 29, 2009
    Inventors: Yueh-Ping Chang, Chao-Yi Hung, Chih-Chung Liu
  • Publication number: 20090262054
    Abstract: An exemplary active matrix display device includes a display panel comprising a plurality of scanning lines extending along a horizontal axis, a plurality of data lines extending along a vertical axis, and a plurality of dummy data lines. Two scanning lines and two data lines define two display pixels; each of the plurality of data lines is connected to at least two adjacent display pixels along the horizontal axis, and the at least two adjacent display pixels are driven by the two scanning lines, respectively. Each of the plurality of dummy data lines is disposed between two random adjacent data lines and is provided with gray scale voltage signals by a driving circuit of the display panel, thereby forming coupling capacitances between each of the plurality of dummy data lines and two pixel electrodes of the two display pixels.
    Type: Application
    Filed: April 20, 2009
    Publication date: October 22, 2009
    Inventors: Chih-Chieh Hsu, Tsau-Hua Hsieh, Chao-Yi Hung, Chao-Chih Lai
  • Publication number: 20090243987
    Abstract: A liquid crystal display (LCD) device includes an LCD panel, and a common voltage generating circuit configured for providing common voltages to the LCD panel. The common voltage generating circuit includes a microprocessor, a timer, a voltage adjustment circuit, and a look up table. The microprocessor is electrically connected to the timer, the look up table, and the voltage adjustment circuit. The timer is configured for recording a continuous operated time of the LCD panel. The look up table is configured for storing optimal common voltages corresponding to each continuous operated time. The microprocessor is configured for reading the optimal common voltage at set intervals corresponding to the continuous operated time, and controlling the voltage adjustment circuit to provide the corresponding optimal common voltage to the LCD panel.
    Type: Application
    Filed: March 30, 2009
    Publication date: October 1, 2009
    Inventors: Chih-Sheng Chang, Chao-Yi Hung, Sz-Hsiao Chen, Sheng-Tien Cho, Chueh-Ju Chen, Tsau-Hua Hsieh, Chiu-Lien Yang
  • Publication number: 20090183830
    Abstract: A method for printing on thin plastic shells for helmets or vehicle fascias has the following steps. Preparing a colorful pattern board being preparing a colorful pattern board having a plastic board with a top and a bottom, a pattern layer and a melting layer. Forming a crude product by heating and attaching the colorful pattern board to a surface of an untreated shell by vacuum to obtain a crude product. Finally, a crude shell is modified. Accordingly, embellished thin plastic shells are obtained simply with fewer solvents.
    Type: Application
    Filed: January 23, 2008
    Publication date: July 23, 2009
    Applicant: TRANSART GRAPHICS CO., LTD.
    Inventor: Chao-Yi Hung
  • Publication number: 20090152730
    Abstract: An exemplary interconnected structure for transferring a voltage signal to a thin film transistor (TFT) array substrate includes a first metal layer (310), a second metal layer (320) isolated from the first metal layer and a conductive layer (340) isolated from the second metal layer. The first metal layer is electrically connected to the conductive layer via at least one first contact hole (351, 352) thereby obtaining a first contacting area between the first metal layer and the conductive layer. The second metal layer is electrically connected to the conductive layer via at least one second contact hole (353, 354) thereby obtaining a second contacting area between the second metal layer and the conductive layer. A radio of the sum of the first contacting area and the second contacting area to the voltage value of the voltage signal is equal to or greater than 0.233 ?m2/mv.
    Type: Application
    Filed: December 15, 2008
    Publication date: June 18, 2009
    Inventors: Hsin-Li Chen, Chao-Chih Lai, Ya-Chu Fan, Chao-Yi Hung, Tsau-Hua Hsieh
  • Publication number: 20080252834
    Abstract: A thin film transistor includes a substrate, a gate electrode formed on the substrate, a gate insulating layer covering the gate electrode and the substrate, an a-Si layer and a heavily doped a-Si layer on the gate insulating layer, a conductive film formed on the heavily doped a-Si layer, part of the a-Si layer, and the gate insulating layer, and a source electrode and a drain electrode on the conductive film. A work function of the conductive film is greater than a work function of the a-Si layer.
    Type: Application
    Filed: April 14, 2008
    Publication date: October 16, 2008
    Inventors: Shuo-Ting Yan, Chao-Yi Hung