Patents Assigned to LG.Philips LCD Co., Ltd.
  • Patent number: 8614660
    Abstract: A method and apparatus for driving an organic electroluminescent display device includes sequentially outputting first and second prior gate signals to first and second pixels on first and second row lines, respectively; outputting a first post gate signal to the first pixel using the first and second prior gate signals to the first pixel; switching a switching device according to the first prior gate signal; and switching a driving device according to the first post gate signal.
    Type: Grant
    Filed: November 30, 2005
    Date of Patent: December 24, 2013
    Assignee: LG Philips LCD Co., Ltd.
    Inventor: Du-Hwan Oh
  • Patent number: 8221178
    Abstract: An organic electro-luminescence display device includes a thin film transistor on a first substrate, where the thin film transistor has a drain region and a common electrode connected to the drain region. An organic electro-luminescence diode resides on a second substrate, where the organic electro-luminescence diode includes a spacer covered with a diode electrode. First and second sealant materials reside at a periphery of the first and second substrates, where the first sealant material surrounds the thin film transistor and the organic electro-luminescence diode, and the second sealant material surrounds an outer perimeter of the first sealant material. The first and second substrates are bonded together, such that the common electrode of the thin film transistor contacts the diode electrode of the organic electro-luminescence diode. The bonding process is carried out by sequentially sealing the first sealant material and the second sealant material.
    Type: Grant
    Filed: June 22, 2007
    Date of Patent: July 17, 2012
    Assignee: LG Philips LCD Co., Ltd.
    Inventors: Jeong Hyun Kim, Choong Keun Yoo, Kang Ju Lee
  • Publication number: 20100171839
    Abstract: A portable image capture device, program and method for controlling and managing data captured thereby. A device program residing on the portable image capture device generally associates data processing attributes with image files generated for image data captured by the portable image capture device. In some embodiments, the device program associates data processing attributes related to prompts for pre-defined image data with corresponding image files generated in response to the prompts. The device program, and attribute and prompt data therefor are created on a data processing system and are transferrable therefrom to the portable image capture device.
    Type: Application
    Filed: March 16, 2010
    Publication date: July 8, 2010
    Applicant: LG. PHILIPS LCD CO., LTD.
    Inventor: Robert W. SCHUETZLE
  • Patent number: 7714907
    Abstract: A portable image capture device, program and method for controlling and managing data captured thereby. A device program residing on the portable image capture device generally associates data processing attributes with image files generated for image data captured by the portable image capture device. In some embodiments, the device program associates data processing attributes related to prompts for pre-defined image data with corresponding image files generated in response to the prompts. The device program, and attribute and prompt data therefor are created on a data processing system and are transferrable therefrom to the portable image capture device.
    Type: Grant
    Filed: June 9, 2004
    Date of Patent: May 11, 2010
    Assignee: LG. Philips LCD Co., Ltd.
    Inventor: Robert W. Schuetzle
  • Publication number: 20090091680
    Abstract: A liquid crystal display module includes a bottom cover, a support main over the bottom cover, a backlight unit surrounded by the support main, a liquid crystal panel over the backlight unit and including first and second substrates and a liquid crystal layer interposed between the first and second substrates, a driving unit including a first driving integrated circuit (IC) that is mounted on a first side of the first substrate, and a case top covering edges of a front surface of the liquid crystal panel and combined with the bottom cover, the case top including a first hole corresponding to the driving IC.
    Type: Application
    Filed: December 31, 2007
    Publication date: April 9, 2009
    Applicant: LG. PHILIPS LCD CO., LTD.
    Inventors: Yong-Chae JUNG, Sang-Jin NAM
  • Publication number: 20090079679
    Abstract: A pixel driving method for an organic light emitting device includes charging a data voltage supplied through a data line to a storage capacitor and driving an N-channel switching transistor while cutting off supply of an upper power supply voltage to an organic light emitting diode; and powering the organic light emitting diode emit light by driving the N-channel driving transistor by the data voltage charged onto the storage capacitor while supplying the upper power supply voltage to the light emitting diode.
    Type: Application
    Filed: December 28, 2007
    Publication date: March 26, 2009
    Applicant: LG.PHILIPS LCD CO., LTD.
    Inventor: Woo-Jin Nam
  • Publication number: 20090057667
    Abstract: Provided are a display device and a fabricating method thereof. The display device includes a substrate, a gate line, a common line, common electrodes, an insulating layer, a data line, a drain electrode, and pixel electrodes. The gate line is disposed in a first direction. The common line is disposed substantially parallel to the gate line. The common electrodes branch from the common line. The insulating layer covers the gate line, the common line, and the common electrodes. The channel patterns are disposed on the insulating layer to correspond to the gate electrode. The data line is disposed in a second direction. The drain electrode is electrically connected with the channel pattern. The pixel electrodes are formed of an opaque metal. Thus, the display device may improve contrast ratio.
    Type: Application
    Filed: April 18, 2008
    Publication date: March 5, 2009
    Applicant: LG.PHILIPS LCD CO., LTD.
    Inventors: Joon Young Yang, Soo Pool Kim
  • Publication number: 20090032819
    Abstract: An array substrate for a liquid crystal display device, including: a substrate; a gate line on the substrate; a data line crossing the gate line to define a pixel region; a thin film transistor connected to the gate line and the data line, the thin film transistor including a gate electrode connected to the gate line, a semiconductor layer whose boundary is within the gate electrode, a source electrode connected to the data line and a drain electrode spaced apart from the source electrode; a passivation pattern covering the data line and the thin film transistor; and a pixel electrode extending from the drain electrode.
    Type: Application
    Filed: December 31, 2007
    Publication date: February 5, 2009
    Applicant: LG.PHILIPS LCD CO., LTD.
    Inventors: Joo-Soo Lim, Hwan Kim, Hyo-Uk Kim, Byoung-Ho Lim
  • Patent number: 7476424
    Abstract: A liquid crystal display device has no defects caused by a rubbing process. The liquid crystal display device includes a first substrate, a second substrate, a liquid crystal layer injected between the first substrate and the second substrate, and a liquid crystal alignment layer that arranges alkane chains having at least 18 carbon atoms in parallel toward the substrate. The siloxane-based liquid crystalline alignment layer produces a uniform layer that resists defects and delamination.
    Type: Grant
    Filed: December 20, 2005
    Date of Patent: January 13, 2009
    Assignee: LG Philips LCD Co., Ltd.
    Inventors: Ho-Young Jeong, Hyeon-Ho Son
  • Publication number: 20090002598
    Abstract: Provided is a backlight unit with an extending portion that extends from one of a plurality of sheets included in an optical sheet. The optical sheet is on a light guide plate, and a light emitting diode chip is disposed at a side of the light guide plate. A portion of a flexible printed circuit board, to which the light emitting diode chip is mounted, overlaps a portion of the light guide plate. The extending portion overlaps the portion of the flexible printed circuit board. Thus, the occurrence of lines of light due to light progressing between the light guide plate and the flexible printed circuit board can be prevented, thereby obtaining uniform brightness and improving image quality.
    Type: Application
    Filed: December 27, 2007
    Publication date: January 1, 2009
    Applicant: LG.Philips LCD Co., Ltd.
    Inventors: Mi Wha Choo, Sung Han Jung
  • Patent number: 7460203
    Abstract: A liquid crystal display device with a liquid crystal layer disposed between first and second substrates in which the first substrate is divided into an active region and a pad region outside the active region that includes: gate lines and data lines crossing each other to define pixels in the active region of the first substrate; a thin film transistor and a pixel electrode in each of the pixels; common lines parallel to the gate lines in the active region; gate pads in the pad region, the gate pads electrically connected to the gate lines; data pads in the pad region, the data pads electrically connected to the data lines; a common electrode along an edge of the active region and electrically connected with the common lines; an insulation film over the common electrode; and a distortion preventing electrode overlapping the common electrode with the insulation film interposed therebetween for creating a capacitance.
    Type: Grant
    Filed: June 28, 2006
    Date of Patent: December 2, 2008
    Assignee: LG.Philips LCD Co., Ltd
    Inventor: Seok Su Kim
  • Publication number: 20080278655
    Abstract: Disclosed is a liquid crystal display (LCD) device in which low power LEDs with a dual lens structure re configured for application in a backlight device to increase the optical efficiency at low power, thus enhancing the brightness, such LCD device including: a lower cover; PCBs (Printed Circuit Boards) disposed on the lower cover for receiving power from the exterior; a main body mounted on the PCBs; R, G and B LED (Light Emitting Diode) devices disposed on the main body for emitting light; a first lens having a first curvature and mounted on the main body and housing the R, G and B LED devices; a second lens covering the outside of the first lens and having an inner curved surface with a second curvature having a varying radius of curvature, and an outer curved surface with a third curvature, wherein the second curvature of the inner curved surface is gradually increased from an edge portion toward a central portion; and a liquid crystal panel spaced apart from the second lens by a certain interval and to
    Type: Application
    Filed: May 8, 2008
    Publication date: November 13, 2008
    Applicant: LG. PHILIPS LCD CO., LTD.
    Inventors: Won-Taek Moon, Jun-Ho Bae, Jae-Jin Kim
  • Patent number: 7446749
    Abstract: The method and apparatus for measuring response time of liquid crystal includes controlling temperature of a liquid crystal display panel, generating a liquid crystal driving signal having a variable voltage level that is changed according to a response property of the liquid crystal display panel and a target voltage level, and supplying the liquid crystal driving signal to the liquid crystal display panel, detecting the response property corresponding to the liquid crystal driving signal, and adjusting the variable voltage level until the response property reaches a desired level and setting a modulated data substantially equal to the variable voltage level when the response property reaches the desired level, the modulated data based on temperatures being determined by changing the temperature of the liquid crystal display panel. Also, method and apparatus for driving a LCD device using the above-described method.
    Type: Grant
    Filed: June 24, 2004
    Date of Patent: November 4, 2008
    Assignee: LG.Philips LCD Co., Ltd.
    Inventors: Oh Hyun Lee, Don Gyou Lee, Jung Ho Kil
  • Publication number: 20080266498
    Abstract: Provided are an LCD device and a method for manufacturing the same. The LCD device includes a first substrate, a second substrate, a spacer interposed between the first substrate and the second substrate, and a barrier. The barrier is disposed at least one of the first substrate and the second substrate to control the movement of the spacer. In the method, the first substrate is formed. The second substrate is formed. The barrier is formed on at least one of the first substrate and the second substrate. The spacer is disposed within the barrier. Since the LCD device controls the movement of the spacer, a high aperture ratio is realized.
    Type: Application
    Filed: December 27, 2007
    Publication date: October 30, 2008
    Applicant: LG.PHILIPS LCD CO., LTD.
    Inventors: Bong Chul Kim, Seung Hyun Lee, Dhang Kwon
  • Patent number: 7441502
    Abstract: A printing apparatus includes at least one printing nozzle for applying a material, at least one first printing plate, at least one second printing plate, at least one printing roll for transcribing a portion of the pattern material on one of a first substrate and a second substrate, the transcribed portion of the pattern material corresponding to an engraving in one of the first and second printing plates, and a washer unit for washing one of the first and second printing plates while the printing roll transcribing the pattern material.
    Type: Grant
    Filed: June 30, 2006
    Date of Patent: October 28, 2008
    Assignee: LG.Philips LCD Co., Ltd.
    Inventor: Tae Young Oh
  • Patent number: 7441921
    Abstract: A backlight unit includes at least one cold cathode fluorescent lamp arranged at a lower end of a bottom cover, external electrode fluorescent lamps arranged on the bottom cover above the cold cathode fluorescent lamp, and inverters disposed on a rear side of the bottom cover for driving the at least one cold cathode fluorescent lamp and the external electrode fluorescent lamps.
    Type: Grant
    Filed: June 29, 2006
    Date of Patent: October 28, 2008
    Assignee: LG. Philips LCD Co., Ltd.
    Inventor: Sin Kyun Park
  • Patent number: 7438981
    Abstract: An organic electroluminescent material and a device using the same wherein the electroluminescent material is a charge transport indenofluorene selected from one of Formula (I) and Formula (II) wherein R and R? are independently selected from the group consisting of a hydrogen atom, halogen atom, cyano, alky, alkoxyl, alicyclic alkyl, substituted or unsubstituted aryl or heteroaryl, and dialkylamino; m and n are numbers of 0 to 4; R1, R2, R5, and R6 are independently selected from the group consisting of hydrogen, an alkyl, a substituted or unsubsituted aryl, or an heteroaryl, an alkoxy, and vinyl; R3 and R4 are independently selected from the group consisting of a hydrogen atom, halogen atom, alkyl, alkoxy, and substituted or unsubstituted aryl or heteroaryl; and p is 1 or greater.
    Type: Grant
    Filed: December 21, 2005
    Date of Patent: October 21, 2008
    Assignee: LG. Philips LCD Co., Ltd.
    Inventors: Jennifer A. Coggan, Nan-Xing Hu, Hany Aziz
  • Publication number: 20080252624
    Abstract: Disclosed herein is a liquid crystal display device which is capable of reducing the number of data drive integrated circuits (ICs) to curtail a production cost. The liquid crystal display device includes a plurality of pixel cells formed respectively in areas defined by a plurality of gate lines and a plurality of data lines, a first unit pixel including at least three of the pixel cells, the at least three pixel cells being connected to different ones of the data lines, and a second unit pixel including at least three of the pixel cells other than the at least three pixel cells of the first unit pixel, the at least three pixel cells of the second unit pixel being connected respectively to the different data lines to which the at least three pixel cells of the first unit pixel are connected, wherein the first and second unit pixels are arranged in a direction of the data lines and connected to different ones of the gate lines.
    Type: Application
    Filed: December 27, 2007
    Publication date: October 16, 2008
    Applicant: LG.PHILIPS LCD CO., LTD.
    Inventors: Yong Ho Jang, Binn Kim, Seung Chan Choi
  • Publication number: 20080242183
    Abstract: A pattern forming method using printing device and method of manufacturing LCD device using the same is disclosed, which uses a cleaning dry film to remove a pattern material from a printing plate, the printing device comprising a printing roller coated with a pattern material; a printing plate including embossing and depressed patterns for patterning the pattern material of the printing roller; a substrate to which the pattern material on the embossing patterns of the printing roller is transcribed; and a cleaning unit, for removing the pattern material from the printing plate, provided with a film-supplying roller, a cleaning roller and a film-collecting roller combined with one another by one cleaning dry film.
    Type: Application
    Filed: December 31, 2007
    Publication date: October 2, 2008
    Applicant: LG.PHILIPS LCD CO., LTD.
    Inventors: Chul Ho Kim, Tae Young Oh, Choon Ho Park
  • Publication number: 20080239202
    Abstract: A backlight unit for slimmed structure and exhibiting uniform brightness through the improvement of its luminance efficiency and the quality in appearance of which is improved by the removal of bright lines, and a liquid crystal display device having the same are disclosed. The backlight unit includes a plurality of light emitting lamps disposed above a cover bottom such that the light emitting lamps are arranged at regular intervals, a diffusion plate disposed above the light emitting lamps, the diffusion plate including a substrate, a light control part formed on the bottom surface of the substrate corresponding to the light emitting lamps, and lens parts mounted on the top surface of the substrate, and an optical film disposed above the diffusion plate.
    Type: Application
    Filed: February 29, 2008
    Publication date: October 2, 2008
    Applicant: LG.PHILIPS LCD CO., LTD.
    Inventors: Se Chang Won, Duck Su Kim, Min Joo Kim, Eun Ju Kim, Hyeuk Chan Kwon, Jae Jung Han, Dong Seok Lee