Patents Assigned to Chi Mei Optoelectronics Corp.
  • Patent number: 7616172
    Abstract: In a 3D display having a plurality of display regions and corresponding backlight regions, the image data is sequentially sent to the display regions. The respective light source(s) of the corresponding backlight region is/are turned ON after a response time of each display region, without waiting for a response time or times in the other display regions. The light source(s) is/are then turned OFF after a predetermined time period. The process repeats for further image data.
    Type: Grant
    Filed: November 30, 2006
    Date of Patent: November 10, 2009
    Assignee: Chi Mei Optoelectronics Corp.
    Inventors: Chao Lien Lin, Chien-Chih Huang
  • Patent number: 7612499
    Abstract: An image display according to one aspect of the present invention includes a light emitting unit that is located in each unit pixel area in each, emits light corresponding to an injected electric current, and includes a plurality of light emitting layers which are horizontally divided into. The plurality of light emitting layers are electrically connected in series.
    Type: Grant
    Filed: June 23, 2005
    Date of Patent: November 3, 2009
    Assignee: Chi Mei Optoelectronics Corp.
    Inventors: Takatoshi Tsujimura, Atsushi Tanaka, Shinya Ono
  • Patent number: 7605897
    Abstract: Methods, systems and apparatus for a liquid crystal display panel having a first substrate with a color filter, an over-coating and a common electrode. The second substrate includes an insulating layer surface facing the first substrate, a pixel electrode, a plurality of common and pixel domain guides formed on the common and the pixel electrodes, a plurality of electric shields on one of the common or pixel electrodes and a liquid crystal layer vertically aligned between the first and second substrates. The panel also includes a drive circuit for applying a voltage to generate an electric field to control liquid crystal molecule orientation corresponding to the plurality of domain guides and electric shields to form a multi-domain liquid crystal display panel device. The plural domain guides are either protrusions or slits formed in the common electrode and the pixel electrode to form the multi-domain vertical alignment liquid crystal device.
    Type: Grant
    Filed: July 20, 2007
    Date of Patent: October 20, 2009
    Assignees: University of Central Florida Research Foundation Inc., Chi Mei Optoelectronics, Corp.
    Inventors: Ruibo Lu, Seung Hee Lee, Shin-Tson Wu, Wang-Yang Li, Chung-Kuang Wei
  • Publication number: 20090251634
    Abstract: A backlight module, an application and a fabrication method thereof are described. The backlight module comprises: a light guide plate; a housing clipped to the light guide plate, wherein the housing and the light guide plate form a disposed space; and at least one light-emitting diode (LED) light bar disposed in the disposed space and providing the light guide plate with at least one light, wherein the light-emitting diode light bar comprises a flexible circuit board and a plurality of light-emitting diodes, and the flexible circuit board comprises a first portion and at least two second portions, wherein the light-emitting diodes are disposed on the first portion of the flexible circuit board, and the second portions are stacked with respect to each other.
    Type: Application
    Filed: March 31, 2009
    Publication date: October 8, 2009
    Applicant: CHI MEI OPTOELECTRONICS CORP.
    Inventors: Chiyeh LU, Shihpin HUANG, Chengfeng YANG
  • Patent number: 7589808
    Abstract: Apparatus, methods and systems for a transmissive liquid crystal display including a plurality of pixel circuits, each pixel circuit including a reflective region and a transmissive region. The reflective region includes a polarization dependent reflector for reflecting ambient light. The reflective and transmissive regions include an initially homogeneously aligned liquid crystal layer sandwiched between a first and a second substrate. Each pixel further includes at least one first transparent electrode as the common electrode and at least one second transparent electrode as the pixel electrode both formed on one of the same first and second substrates, wherein substantial fringe fields with rich horizontal electric fields are generated in the liquid crystal layer when voltage is applied to the pixel electrode, making the liquid crystal molecules rotate mainly in the horizontal direction to achieve wide viewing angle.
    Type: Grant
    Filed: June 15, 2007
    Date of Patent: September 15, 2009
    Assignees: University of Central Florida Research Foundation, Inc., Chi Mei Optoelectronics Corp.
    Inventors: Zhibing Ge, Thomas Xinzhang Wu, Shin-Tson Wu, Wang-Yang Li, Chung-Kuang Wei
  • Patent number: 7586565
    Abstract: A color filter of a liquid crystal display includes a substrate, a first black matrix resin film, a second black matrix resin film and a light shield layer. The substrate has a border region surrounding an array region thereof. The first and second black matrix resin films are disposed in the border region and the array area respectively. Color photoresist patterns are formed within the array region. Every two adjacent color photoresist patterns partially overlap each other to completely cover the second black matrix resin film. The light shield layer is located at the first black matrix resin film to substantially cover the first black matrix resin film.
    Type: Grant
    Filed: June 23, 2005
    Date of Patent: September 8, 2009
    Assignee: Chi Mei Optoelectronics Corp.
    Inventor: Wei-Chih Kao
  • Publication number: 20090219463
    Abstract: A light emitting diode (LED) package includes a base, a body and several LED chips. The body having an end surface is disposed on the base. A peripheral recess is formed in the end surface. The LED chips are disposed on a bottom of the peripheral recess for providing sidelight of the LED package. The LED package is connectable to a light guide pipe including a column having an external circumferential surface and an internal reflection surface, and a plurality of prism structures disposed between or on at least one of the external circumferential surface and the internal reflection surface for scattering light received by the light guide pipe from the LED package.
    Type: Application
    Filed: May 15, 2009
    Publication date: September 3, 2009
    Applicant: CHI MEI OPTOELECTRONICS CORP.
    Inventor: Chen-Pin HUNG
  • Patent number: 7583346
    Abstract: A multi-domain vertical alignment liquid crystal display (MVA-LCD) panel includes an active element array substrate, an opposite substrate, and a liquid crystal layer disposed between the two substrates. The active element array substrate has scan lines, data lines, active elements, and pixel electrodes formed thereon. Each pixel electrode has first main slits. The first main slits may have a bent configuration. The opposite substrate has a common electrode layer that faces the active element array substrate. The common electrode layer has second main slits. The second main slits may also have a bent configuration.
    Type: Grant
    Filed: March 21, 2007
    Date of Patent: September 1, 2009
    Assignee: Chi Mei Optoelectronics, Corp.
    Inventors: Ming-Feng Hsieh, Chih-Yung Hsieh, Che-Ming Hsu, Chien-Hong Chen
  • Patent number: 7583249
    Abstract: The present invention mainly relates to a backlight module for use in a liquid display device. The backlight module comprises a plurality of lamps located above a reflecting plate. Each lamp comprises two ends while each end comprises an electrode. Voltage required for the lamps is provided by at least one circuit board located at least one of two sides of the reflecting plate; wherein the electrodes electrically connect to the at least one circuit board directly. Sizes of the backlight can be reduced in the present invention. Furthermore, costs of material and manufacturing are also reduced.
    Type: Grant
    Filed: October 24, 2005
    Date of Patent: September 1, 2009
    Assignee: Chi Mei Optoelectronics Corp.
    Inventors: Kuo-Shu Fan, Ta-Chin Huang
  • Patent number: 7583439
    Abstract: Apparatus and methods for a polarization converter comprising a polarization beam splitter for receiving an input light beam and allows a transverse magnetic to pass through the polarization beam splitter and reflects a transverse electric wave and a diffraction grating having a reflectivity and polarization convertible grating for receiving the transverse electric wave reflects back a reflected transverse electric wave having a polarization rotation. The broadband wide-angle polarization beam splitter can be alternative optical elements such as a prism or an optical device having multi-layered films.
    Type: Grant
    Filed: August 9, 2007
    Date of Patent: September 1, 2009
    Assignees: University of Central Florida Research Foundation, Inc., Chi Mei Optoelectronics Corp.
    Inventors: Chang-Ching Tsai, Shin-Tson Wu, Wang-Yang Li, Chung-Kuang Wei
  • Publication number: 20090213574
    Abstract: A backlight module includes at least one light source, a lamp cover and a circuit board. The lamp cover has a containing portion and at least one projection. The containing portion is arranged for containing the light source. The projection is located at an outer side of the containing portion on which the circuit board is placed so that at least one fixing portion of the circuit board is in contact with the projection for constraining movements of the circuit board relative to the lamp cover.
    Type: Application
    Filed: February 25, 2009
    Publication date: August 27, 2009
    Applicant: CHI MEI OPTOELECTRONICS CORP.
    Inventors: Chih-Jen CHANG, Shun-Nan CHANG
  • Publication number: 20090212293
    Abstract: A semiconductor device, comprising a substrate, a semiconductive layer and a gate electrode is provided. The semiconductive layer having a crystallization promoting material is formed over the substrate. The semiconductive layer has a channel region, a first doped region and a second doped region. The first doped region has a donor and an acceptor, and the second doped region has a dopant which is selected from one of the donor and the acceptor. The second doped region is disposed between the first doped region and the channel region. The gate electrode is insulated from the channel region.
    Type: Application
    Filed: February 21, 2008
    Publication date: August 27, 2009
    Applicants: CHI MEI EL Corp., CHI MEI Optoelectronics Corp.
    Inventors: Seok-Woon Lee, Sung-Soo Park, Biing-Seng Wu
  • Patent number: 7576364
    Abstract: A display device and its method of manufacture. The display device is formed to include a substrate having an upper surface, a recess region having a bottom surface and sidewalls, a light-emitting element and a switch element. The light-emitting element includes a first electrode disposed on the recess region, a light-emitting layer disposed on the first electrode, and a second electrode disposed on the light-emitting layer. The switch element is disposed on the substrate and electrically connected to the light-emitting element. The bottom surface of the recess region is lower than the bottom surface of the active layer.
    Type: Grant
    Filed: February 15, 2007
    Date of Patent: August 18, 2009
    Assignees: CHI MEI Optoelectronics Corp., CHI MEI EL Corp.
    Inventors: Seok-Woon Lee, Sung-Soo Park, Biing-Seng Wu
  • Patent number: 7573545
    Abstract: A liquid crystal display device reduces the color shift problem typically observed at wide viewing angles; the device includes a phase retardation compensation film, a biaxial compensation film, and a liquid crystal display panel between the two films. Refractive indexes of the phase retardation compensation film having a thickness d1 and the biaxial compensation film having a thickness d2 are nx1, ny1, nz1, nx2, ny2, and nz2 in a first, a second and a third directions perpendicular to each other. The third direction is parallel to the normal directions of the surfaces of the phase retardation compensation film and the biaxial compensation film. Optical compensation values of the phase retardation compensation film and the biaxial compensation film are Rth1 and Rth2 and derived from [(nx1+ny1)/2?nz1]×d1 and [(nx2+ny2)/2?nz2]×d2 respectively. Rth1 is not less than 50 nm, and the sum of Rth1 and Rth2 can be equal to 271 nm.
    Type: Grant
    Filed: May 17, 2007
    Date of Patent: August 11, 2009
    Assignee: Chi Mei Optoelectronics Corp.
    Inventors: Pei Shan Tu, Chun Jui Wang
  • Patent number: 7573971
    Abstract: A shift register circuit has a plurality of shift registers connected in series, each shift register having a phase-shifting element and a pull-high element, wherein the phase-shifting element receives a first input signal, a first clock signal and a second clock signal, and the first clock signal and the second clock signal are complementary in phase. The pull-high element is used for pulling up an output signal to a high logic level, and includes a logic unit, wherein no current path is established in the pull-high element when the shift register is operated in any type of periods.
    Type: Grant
    Filed: May 2, 2007
    Date of Patent: August 11, 2009
    Assignees: Chi Mei Optoelectronics Corp., Chi Mei El Corporation
    Inventors: Ming-Chun Tseng, Hong-Ru Guo, Chien-Hsiang Huang
  • Patent number: 7570330
    Abstract: An array substrate, a gate insulating layer, and a data line are deposited sequentially on a liquid crystal cell. At a part of this configuration, a planarizing layer covers the gate insulating layer and the data line. The planarizing layer has a groove formed right above the data line. A common electrode is formed on internal walls of the groove and on the flat surface of the planarizing layer corresponding to the shoulders of the groove. A pixel electrode is formed on the flat surface with a certain distance from the common electrode.
    Type: Grant
    Filed: January 11, 2008
    Date of Patent: August 4, 2009
    Assignee: Chi Mei Optoelectronics Corp.
    Inventors: Toshiaki Arai, Taroh Hasumi
  • Publication number: 20090185106
    Abstract: A display panel including a first substrate, a second substrate, and a spacer is provided. The first substrate has a common potential line and at least one testing line separated from the common potential line, and the second substrate is disposed above the first substrate. The spacer is disposed between the first substrate and the second substrate and includes at least one conducting particle. The common potential line is electrically connected to the testing line via the conducting particle. An assembling method of the display panel mentioned above and a liquid crystal display using the display panel are also provided.
    Type: Application
    Filed: January 2, 2009
    Publication date: July 23, 2009
    Applicant: CHI MEI OPTOELECTRONICS CORP.
    Inventor: Hsing-Ying LEE
  • Publication number: 20090180054
    Abstract: A side type backlight module includes a light guide plate and a circuit board with at least one light emitting device thereon. The light guide plate has a first surface defining a light emitting surface, a second, opposite surface, and a light incident surface connecting the first and second surfaces. The circuit board is directly adhered to a part of the first or the second surface adjacent to the light incident surface. The light emitting device is thus disposed beside the light incident surface.
    Type: Application
    Filed: January 12, 2009
    Publication date: July 16, 2009
    Applicant: CHI MEI OPTOELECTRONICS CORP.
    Inventor: Yao-Chien CHEN
  • Patent number: 7560176
    Abstract: Iridium compounds having at least two 2-arylpyridine ligands in which a non-hydrogen atom group is substituted at the 4-position of the pyridine ring, and light-emitting elements comprising on organic layer comprising at least one of the iridium compounds are disclosed.
    Type: Grant
    Filed: July 29, 2004
    Date of Patent: July 14, 2009
    Assignees: Chi Mei Optoelectronics Corp., National Tsing Hua University
    Inventors: Chien-Hong Cheng, Ruey-Min Chen, Cheng-Wei Huang, Chen-Chung Yang
  • Patent number: 7557889
    Abstract: A liquid crystal panel structure includes a liquid crystal panel, a plurality of first and second contact terminals, and a plurality of first and second peripheral wirings. The liquid crystal display has a display area and a non-display area. The non-display area has at least one driving chip lamination area. The first and second contact terminals are allocated in the lamination area of the driving chip. The first peripheral wirings are allocated on the non-display area, and the first contact terminals are electrically connected to the pixels of the display area. The liquid crystal panel can selectively provides allocation of two types of driving chips, such that the liquid crystal panel can be applied to single or dual display module.
    Type: Grant
    Filed: September 14, 2007
    Date of Patent: July 7, 2009
    Assignee: Chi Mei Optoelectronics Corp.
    Inventors: Jin-Lan Lin, Kuan-Yu Liu