Patents by Inventor Chueh-Ju Chen

Chueh-Ju Chen 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).

  • Publication number: 20140028962
    Abstract: An exemplary vertical alignment liquid crystal display (LCD) includes a first substrate, a second substrate opposite to the first substrate, a liquid crystal layer disposed between the first and second substrates, first electrodes formed at an inner side of the second substrate adjacent to the liquid crystal layer, and second electrodes formed at the inner side of the second substrate adjacent to the liquid crystal layer. The liquid crystal layer comprises a plurality of liquid crystal molecules having the positive dielectrics constants and being vertically aligned. The first electrodes and the at least one second electrode are configured for generating electric fields to drive the liquid crystal molecules to orient in a plurality of different directions all parallel to the first substrate and the second substrate.
    Type: Application
    Filed: September 26, 2013
    Publication date: January 30, 2014
    Applicant: INNOLUX CORPORATION
    Inventors: SHENG-CHANG CHEN, WEN-MING HUNG, YU-CHENG LIN, CHUEH-JU CHEN
  • Patent number: 8384868
    Abstract: A liquid crystal display panel includes a first substrate, a second substrate opposite to the first substrate, a plurality of scan lines, a plurality of data lines intersecting with the scan lines, a plurality of pixel areas defined by the scan lines and the data lines, and a plurality of electrodes. Each electrode is positioned in a corresponding pixel area. Each pixel area has an inner surface. The electrode includes a branch portion, a frame connected to the branch portion, and a plurality of first slits defined by the frame and the branch portion, away from the inner surface of the pixel area.
    Type: Grant
    Filed: September 20, 2010
    Date of Patent: February 26, 2013
    Assignee: Chimei InnoLux Corporation
    Inventors: Rui-Jie Hsiang, Chih-Lung Lin, I-An Yao, Ying-Ling Chen, Chueh-Ju Chen
  • 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: 8237897
    Abstract: A transflective liquid crystal display (LCD) includes a plurality of pixel regions. Each pixel region includes a transparent electrode receiving a gray voltage and a plurality of electrically floating reflectors. The transparent electrode includes a plurality of openings corresponding to the reflectors. The reflectors are disposed on the corresponding openings.
    Type: Grant
    Filed: May 26, 2009
    Date of Patent: August 7, 2012
    Assignee: Chimei InnoLux Corporation
    Inventors: Chih-Lung Lin, Rui-Jie Hsiang, Ying-Ling Chen, I-An Yao, Wei-Yi Ling, Chueh-Ju Chen
  • Patent number: 8174636
    Abstract: An exemplary thin film transistor (TFT) substrate assembly includes a substrate, a plurality of gate lines disposed on an inner surface of the substrate, a plurality of data lines disposed insulated with the gate lines. The plurality of gate lines and the plurality of data lines define a plurality of pixel regions. Each pixel region includes a first switch element, a second switch element, a first pixel electrode, and a second pixel electrode. The first switch element and the second switch element are connected with a same gate line from the plurality of gate lines. The first pixel electrode is applied with data signals from a data line from the plurality of data lines via the first switch element. The second pixel electrode is applied with data signals from the data line from the plurality of data lines via the second switch element and a voltage dividing element.
    Type: Grant
    Filed: August 11, 2008
    Date of Patent: May 8, 2012
    Assignee: Chimei Innolux Corporation
    Inventors: Chien-Cheng Chen, Hung-Yu Chen, Yu-Cheng Lin, Wen-Ming Hung, Yung-Hsun Wu, Chueh-Ju Chen, Ying-Tsung Lin
  • Patent number: 8107043
    Abstract: A liquid crystal panel includes a first substrate, a second substrate disposed opposite to the first substrate, and a liquid crystal layer sealed between the first substrate and the second substrate including a plurality of liquid crystal molecules. The first substrate includes a plurality of first region-dividing structures; the second substrate includes a plurality of second region-dividing structures. The first substrate, the second substrate and the liquid crystal layer form a plurality of pixel elements, each of the pixel elements is divided into a plurality of regions by the first region-dividing structures and the second region-dividing structures, and the liquid crystal molecules have gradually and continuously changed alignments in at least one of the regions.
    Type: Grant
    Filed: May 28, 2009
    Date of Patent: January 31, 2012
    Assignee: Chimei Innolux Corporation
    Inventors: Rui-Jie Hsiang, Chih-Lung Lin, I-An Yao, Chueh-Ju Chen, Chiu-Lien Yang
  • Patent number: 7990354
    Abstract: An exemplary LCD (200) includes gate lines (23), data lines (24); a gradation voltage adjusting circuit (26) for receiving the gradation voltages respectively corresponding to the j, j+1, k, and k+1 frames interchanging the j+1 frame gradation voltage and the k frame gradation voltage when a first voltage difference between j frame gradation voltage and j+1 frame gradation voltage is less than a second voltage difference between j frame gradation voltage and k frame gradation voltage; a memory circuit (28) for storing the gradation voltages corresponding to the frames 1, 2, . . . j, j+2, . . . k?1, k+1 . . . h and storing the interchanged gradation voltages corresponding to the frames j+1 and k; and a gate driver (21) for receiving the gradation voltages stored in the memory circuit. A smallest rectangular area formed by any two adjacent gate lines together with any two adjacent data lines defines a pixel unit thereat.
    Type: Grant
    Filed: February 12, 2008
    Date of Patent: August 2, 2011
    Assignee: Chimei Corporation
    Inventors: Chih-Sheng Chang, Chueh-Ju Chen
  • Patent number: 7965364
    Abstract: An exemplary liquid crystal display (LCD) (200) includes a first substrate (210); a second substrate (230) opposite to the first substrate; a liquid crystal layer (250) sandwiched between the first substrate and the second substrate; a first common electrode (211), a first insulating layer (212), and pixel electrodes provided at an inner surface of the first substrate in that order; and second common electrodes (231) and floating electrodes (233) provided at the second substrate. The first common electrode and the pixel electrodes, and the second common electrodes and the floating electrodes, respectively produce two electric fields in the liquid crystal layer corresponding to each other. A combined electric field strength is uniformly distributed in the liquid crystal layer, so that all the liquid crystal molecules can be sufficiently twisted. Thus a viewing angle, a degree of chroma, and a transmission ratio of the LCD are improved.
    Type: Grant
    Filed: December 11, 2007
    Date of Patent: June 21, 2011
    Assignee: Chimel Innolux Corporation
    Inventors: Yu-Cheng Lin, Chun-Yung Chi, Chueh-Ju Chen
  • Publication number: 20110128272
    Abstract: A liquid crystal display includes a pixel matrix having a plurality of pixels and a common voltage driver. Each pixel includes a TFT, a pixel electrode, and a common electrode. The pixels are defined as a first pixel group and a second pixel group. The pixels in the first pixel group all have a first polarity in each frame period, the pixels in the second pixel group all have a second polarity in each frame period, and the first polarity and the second polarity are different. The common voltage driver is configured for providing a first common voltage to the common electrodes of the pixels in the first pixel group and providing a second common voltage to the common electrodes of the pixels in the second pixel group. The first common voltage and the second common voltage are alternating voltages, and have inverse phases.
    Type: Application
    Filed: November 18, 2010
    Publication date: June 2, 2011
    Applicant: CHIMEI INNOLUX CORPORATION
    Inventors: YU-SHENG CHEN, YU-CHENG LIN, WEN-MING HUNG, YING-TSUNG LIN, CHUEH-JU CHEN
  • Publication number: 20110109858
    Abstract: An exemplary vertical alignment liquid crystal display (LCD) includes a first substrate, a second substrate opposite to the first substrate, a liquid crystal layer disposed between the first and second substrates, first electrodes formed at an inner side of the second substrate adjacent to the liquid crystal layer, and second electrodes formed at the inner side of the second substrate adjacent to the liquid crystal layer. The liquid crystal layer comprises a plurality of liquid crystal molecules having the positive dielectrics constants and being vertically aligned. The first electrodes and the at least one second electrode are configured for generating electric fields to drive the liquid crystal molecules to orient in a plurality of different directions all parallel to the first substrate and the second substrate.
    Type: Application
    Filed: November 7, 2010
    Publication date: May 12, 2011
    Applicant: CHIMEI INNOLUX CORPORATION
    Inventors: SHENG-CHANG CHEN, WEN-MING HUNG, YU-CHENG LIN, CHUEH-JU CHEN
  • Publication number: 20110085120
    Abstract: A pixel structure disposed on a substrate having a horizontal direction and a vertical direction and driven by a scan line and a data line is provided. The pixel structure includes a pixel electrode and an active device. The pixel electrode has a first extension portion and a second extension portion connected to the first extension portion, wherein a first included angle of the first extension portion and the horizontal direction is ? degrees, a second included angle of the second extension portion and the horizontal direction is (360-?) degrees, the data line is parallel to the first extension portion and the second extension portion, and a plurality of slits are perpendicular to the data line. The pixel electrode is electrically connected to the scan line and the data line via the active device.
    Type: Application
    Filed: September 23, 2010
    Publication date: April 14, 2011
    Applicant: CHIMEI INNOLUX CORPORATION
    Inventors: YING-TSUNG LIN, WEN-MING HUNG, YU-CHENG LIN, CHUEH-JU CHEN
  • Publication number: 20110075084
    Abstract: A liquid crystal display panel includes a first substrate, a second substrate opposite to the first substrate, a plurality of scan lines, a plurality of data lines intersecting with the scan lines, a plurality of pixel areas defined by the scan lines and the data lines, and a plurality of electrodes. Each electrode is positioned in a corresponding pixel area. Each pixel area has an inner surface. The electrode includes a branch portion, a frame connected to the branch portion, and a plurality of first slits defined by the frame and the branch portion, away from the inner surface of the pixel area.
    Type: Application
    Filed: September 20, 2010
    Publication date: March 31, 2011
    Applicant: CHIMEI INNOLUX CORPORATION
    Inventors: RUI-JIE HSIANG, CHIH-LUNG LIN, I-AN YAO, YING-LING CHEN, CHUEH-JU CHEN
  • Publication number: 20110069269
    Abstract: A continuous domain vertical alignment liquid crystal display panel includes a first substrate and a second substrate opposing to the first substrate. The first substrate includes a first electrode and a number of protrusions disposed on the first electrode. The second substrate includes a second electrode and a number of slits defined in the second electrode. Each protrusion is adjacent to at least one slit, and one of the adjacent protrusion and slit is extended along a straight line and the other is extended along a sine curve. A baseline is defined passing through 0 degrees and 180 degrees on the sine curve, and an angle between protrusions or slits extended along the sine curve and the baseline is smaller than 25 degrees.
    Type: Application
    Filed: August 13, 2010
    Publication date: March 24, 2011
    Applicant: CHIMEI INNOLUX CORPORATION
    Inventors: SHENG-CHANG CHEN, WEN-MING HUNG, YU-CHENG LIN, YUNG-HSUN WU, CHUEH-JU CHEN, CHIU-LIEN YANG, JIA-PANG PANG
  • Patent number: 7855772
    Abstract: An exemplary fringe field switching liquid crystal display device (3) includes a first substrate (310) and a second substrate (320) disposed parallel to each other and spaced apart a predetermined distance. A liquid crystal layer (300) is interposed between the first and second substrates. A plurality of gate lines (332) and data lines (331) are formed on the second substrate, thereby defining a plurality of pixel regions. A common electrode (321) is arranged in each pixel region. And a pixel electrode (323) is arranged in each pixel region and insulated from the common electrode, the pixel electrode including a plurality of slits (350) arranged therein. The slits are separate from each other and maintain varied angles including oblique angles relative to the nearest gate lines.
    Type: Grant
    Filed: December 17, 2007
    Date of Patent: December 21, 2010
    Assignee: Chimei Innolux Corporation
    Inventors: Chun-Yu Wang, Yu-Cheng Lin, Chueh-Ju Chen, Chiu-Lien Yang, Jia-Pang Pang
  • Publication number: 20100259519
    Abstract: A subpixel structure of a liquid crystal display is disclosed. The subpixel structure is disposed between a first substrate and a second substrate, in which the subpixel structure includes a first portion and a second portion. The subpixel structure further includes: a data line, a first scan line and a second scan line intersecting the data line; a first transistor disposed on the first scan line and connected to the first portion of the subpixel structure; a second transistor disposed on the first scan line and connected to the second portion of the subpixel structure; and a third transistor disposed on the second scan line and connected to the second portion of the subpixel structure.
    Type: Application
    Filed: March 10, 2010
    Publication date: October 14, 2010
    Applicant: INNOLUX DISPLAY CORP.
    Inventors: CHIEN-CHENG CHEN, YU-CHENG LIN, WEN-MING HUNG, YUNG-HSUN WU, CHUEH-JU CHEN
  • Patent number: 7787090
    Abstract: An in plane switching liquid crystal display (IPS LCD) (100) has two substrates (110, 120) opposite to each other and spaced apart a predetermined distance; a liquid crystal layer (130) between the two substrates, and having a plurality of liquid crystal molecules; and an electrode array (111) formed on one of the substrate. Only one alignment layer (112) is provided, adjacent to the liquid crystal layer, which is formed on the substrate having the electrode array.
    Type: Grant
    Filed: December 19, 2006
    Date of Patent: August 31, 2010
    Assignee: Chimei Innolux Corporation
    Inventors: Yu-Cheng Lin, Chueh-Ju Chen, Yu-Ching Kang
  • Patent number: 7768607
    Abstract: An exemplary transflective liquid crystal display panel (2) includes a first substrate (21) with a glass base (210), a second substrate (22) opposite to the first substrate, a liquid crystal layer (23) between the first and second substrates, and an insulating layer (211), a first passivation layer (212), a first electrode layer (213), and a second passivation layer (216) successively disposed at an inner side of the glass base. The first electrode layer has an uneven surface (2131), the second passivation layer is provided only at reflective areas of the transflective liquid crystal display panel, the second passivation layer has a reflection characteristic, and the second passivation layer has a plurality of bumps (2161) at an inmost side thereof.
    Type: Grant
    Filed: July 16, 2007
    Date of Patent: August 3, 2010
    Assignee: Innolux Display Corp.
    Inventors: Yu-Cheng Lin, Chun-Yu Wang, Chueh-Ju Chen
  • Publication number: 20090296035
    Abstract: A liquid crystal panel includes a first substrate, a second substrate disposed opposite to the first substrate, and a liquid crystal layer sealed between the first substrate and the second substrate including a plurality of liquid crystal molecules. The first substrate includes a plurality of first region-dividing structures; the second substrate includes a plurality of second region-dividing structures. The first substrate, the second substrate and the liquid crystal layer form a plurality of pixel elements, each of the pixel elements is divided into a plurality of regions by the first region-dividing structures and the second region-dividing structures, and the liquid crystal molecules have gradually and continuously changed alignments in at least one of the regions.
    Type: Application
    Filed: May 28, 2009
    Publication date: December 3, 2009
    Inventors: Rui-Jie Hsiang, Chih-Lung Lin, I-An Yao, Chueh-Ju Chen, Chiu-Lien Yang
  • Publication number: 20090290107
    Abstract: A transflective liquid crystal display (LCD) includes a plurality of pixel regions. Each pixel region includes a transparent electrode receiving a gray voltage and a plurality of electrically floating reflectors. The transparent electrode includes a plurality of openings corresponding to the reflectors. The reflectors are disposed on the corresponding openings.
    Type: Application
    Filed: May 26, 2009
    Publication date: November 26, 2009
    Inventors: Chih-Lung Lin, Rui-Jie Hsiang, Ying-Ling Chen, I-An Yao, Wei-Yi Ling, Chueh-Ju Chen
  • Patent number: 7612852
    Abstract: An exemplary multi-domain vertical alignment LCD (200) includes a common electrode, a pixel electrode and a liquid crystal layer sandwiched between the common electrode and the pixel electrode. The LCD is regularly divided into a plurality of frist and second sub-pixel regions (250, 260). The first sub-pixel region corresponding to two of the first protrusions (241), one of the second protrusions (242), one of the first slits (281), and two of the second slits (282), a second sub-pixel region corresponding to two of the third protrusions (243), one of the fourth protrusions (244), one of the third slits (283), and two of the fourth slits (284), a first ratio of first distance between the first slit and the second slit to a first width of the first slit is less than second ratio of second distance between the third slit and the fourth slit to second width of the third slit.
    Type: Grant
    Filed: December 29, 2007
    Date of Patent: November 3, 2009
    Assignee: Innolux Display Corp.
    Inventors: Chun-Yung Chi, Yu-Cheng Lin, Chueh-Ju Chen, Chiu-Lien Yang, Jia-Pang Pang