Patents Examined by Dennis Y Kim
  • Patent number: 8643802
    Abstract: A pixel array including a plurality of scan lines, data lines, and sub-pixels is provided. Each of the sub-pixels arranged in the nth row includes a first switch, a first pixel electrode, a second switch, a third switch, and a second pixel electrode. The first switch and the second switch are electrically connected to the nth scan line and the mth data line. The first switch and the first pixel electrode are electrically connected. The second switch has a first signal output terminal. The third switch is electrically connected to the (n+i)th scan line. The third switch has a signal input terminal electrically connected to the first signal output terminal and a second signal output terminal. The first signal output terminal is electrically insulated from the first pixel electrode and the second pixel electrode. The first signal output terminal extends to the underneath of the second pixel electrode.
    Type: Grant
    Filed: November 26, 2010
    Date of Patent: February 4, 2014
    Assignee: Au Optronics Corporation
    Inventors: Tien-Lun Ting, Yu-Ching Wu, Wen-Hao Hsu, Yi-Cheng Li
  • Patent number: 8638402
    Abstract: A stereoscopic display includes: a display panel configured to display an image in either one of two or more arrangement states including a first arrangement state and a second arrangement state which are switchable with each other; and a lens array device arranged to face a display surface of the display panel. The lens array device produces a lens effect in a direction, the direction of effect being changed between in the first arrangement state and in the second arrangement state. The display panel includes an array of a plurality of sub-pixels, and a combination of sub-pixels used as a unit pixel is changed between in the first arrangement state and in the second arrangement state.
    Type: Grant
    Filed: January 11, 2013
    Date of Patent: January 28, 2014
    Assignee: Sony Corporation
    Inventors: Sho Sakamoto, Kenichi Takahashi, Koji Ishioka, Masayoshi Akita
  • Patent number: 8634037
    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: Grant
    Filed: November 12, 2010
    Date of Patent: January 21, 2014
    Assignee: Chimei InnoLux Corporation
    Inventors: Chih-Hao Chen, Chih-Wei Ho, Chao-Yi Hung, Tsau-Hua Hsieh
  • Patent number: 8629947
    Abstract: A liquid crystal panel including a bottom substrate, a top substrate and a liquid crystal layer is provided. The bottom substrate includes a base plate, an active array structure layer, a color filter layer with plural colors and plural transparent pixel electrodes. The active array structure layer includes plural transparent bottom electrodes and plural transistor structures, at least one insulation layer, plural scan lines and plural data lines both formed on the base plate. At least one insulation layer covers the transparent bottom electrodes. The color filter layer is formed on the active array structure layer. The transparent pixel electrodes are formed on the color filter layer. Each transparent pixel electrode partially overlaps the corresponding transparent bottom electrodes so as to form plural storage capacitor structures. The top substrate is substantially parallel to the bottom substrate. The liquid crystal layer is located between the top substrate and the bottom substrate.
    Type: Grant
    Filed: July 21, 2009
    Date of Patent: January 14, 2014
    Assignee: Wintek Corporation
    Inventors: Yu-Ting Chen, Hung-Jen Wang, Hsiu-Lin Chan
  • Patent number: 8610870
    Abstract: An air-cooling apparatus which cools an imaging unit with a plurality of LCD panels and a polarizer assembly includes a cooling fan, and a cooling duct which directs air expelled from the cooling fan onto the plurality of LCD panels and the polarizer assembly, and the cooling duct includes a plurality of channels corresponding to the plurality of LCD panels, and at least two channels from among the plurality of channels are bent in a vertical direction.
    Type: Grant
    Filed: October 12, 2010
    Date of Patent: December 17, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jae-hyun Park, Jeong-ho Nho, Jean Hur
  • Patent number: 8605242
    Abstract: A liquid crystal display includes a signal line disposed on a substrate, a pixel electrode connected to the signal line and including a first subpixel electrode and a second subpixel electrode, a common electrode disposed opposite the pixel electrode, and a liquid crystal layer disposed between the pixel electrode and the common electrode. The liquid crystal layer is divided into domains including a first direction domain and a second direction domain in a region corresponding to the first subpixel electrode, and a third direction domain and a fourth direction domain in a region corresponding to the second subpixel electrode, and an area of the third direction domain is greater than about twice and less than about then times an area of the fourth direction domain.
    Type: Grant
    Filed: October 12, 2010
    Date of Patent: December 10, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seon-Ah Cho, Jang-Kun Song, Hyun-Wuk Kim
  • Patent number: 8599338
    Abstract: A liquid crystal display includes a pair of substrates and a liquid crystal layer interposed between the substrates and has a reflective area and a transmissive area. At least one of the substrates is provided with a retardation film whose phase difference differs between the reflective area and the transmissive area. Alternatively, at least one of the substrates is provided with a retardation film whose slow axis differs between the reflective area and the transmissive area.
    Type: Grant
    Filed: April 25, 2012
    Date of Patent: December 3, 2013
    Assignee: Japan Display West Inc.
    Inventors: Tsuyoshi Ohyama, Masato Imai, Kazuyuki Endo
  • Patent number: 8593585
    Abstract: A light bar fixing structure of a backlight module includes a reverse U-shaped frame, a light bar structure, and a fixing plate. The reverse U-shaped frame, which has an opening and multiple slits therein, is disposed on a back cover of the backlight module. The light bar structure includes a substrate and a plurality of light emitting devices. The fixing plate is attached to the substrate by using an adhesive layer. In addition, a plurality of buckling portions is provided in a periphery of the fixing plate, and by engaging the buckling portions with the slits, the fixing plate is fixed on the reverse U-shaped frame, which makes the light bar structure protrude from the opening of the reverse U-shaped frame after inserting through the opening. Therefore, regardless of light emitting device thickness, the light bar structure can be, in this manner, fixed on the back cover.
    Type: Grant
    Filed: November 2, 2010
    Date of Patent: November 26, 2013
    Assignee: CPT Technology (Group) Co., Ltd.
    Inventor: Yung-Chien Chen
  • Patent number: 8587747
    Abstract: A backlight assembly capable of reducing light loss is presented. The backlight assembly includes a plurality of substrate units and a plurality of reflective members on the substrate units arranged to form an adjacent area where two reflective members are closest to each other. The adjacent area is on one of the substrate units. A display device incorporating the backlight assembly is also presented.
    Type: Grant
    Filed: July 29, 2010
    Date of Patent: November 19, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventor: Yong-Il Kim
  • Patent number: 8582044
    Abstract: A liquid crystal display includes a plurality of data lines and a plurality of pixels arranged in a matrix, wherein the plurality of pixels include a first pixel and a second pixel, and each of the first pixel and the second pixel includes a first subpixel electrode and a second subpixel electrode, a first switching element, a second switching element, a third switching element, and a voltage-changing capacitor, wherein a first source electrode on the first switching element and a second source electrode on the second switching element from the first pixel are connected to a data line, the first source electrode and the second source electrode of the second pixel are disconnected from the plurality of data lines, and the two terminals of the voltage-changing capacitor of the second pixel are shorted to each other.
    Type: Grant
    Filed: November 30, 2012
    Date of Patent: November 12, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kyung-Ho Park, Yoon-Jang Kim
  • Patent number: 8576353
    Abstract: A liquid crystal display includes a light guide plate that guides incident light, a first point light source assembly including first point light source elements that provide the light to the light guide plate and a first support substrate having the first point light source elements, the first point light source assembly being disposed at one side of the light guide plate, a second point light source assembly including second point light source elements that provide the light to the light guide plate and a second support substrate having the second point light source elements, the second point light source assembly being disposed at the other side of the light guide plate, a liquid crystal panel assembly disposed on the light guide plate that displays image information, and a lower container that accommodates the light guide plate, first and second point light source assemblies, and liquid crystal panel assembly.
    Type: Grant
    Filed: December 7, 2012
    Date of Patent: November 5, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyo-Suck Chun, Jin-Woo Park, Kwang-Hee Lee, Yong-Seok Kwak
  • Patent number: 8576361
    Abstract: A transflective liquid crystal display device and a fabricating method thereof are disclosed in the present invention. The transflective liquid crystal display device includes a substrate having a reflective portion and a transmissive portion, a gate line on the substrate, a data line crossing the gate line and defining a pixel region, a thin film transistor connected to the gate line and the data line, a first organic material layer in the pixel region, the first organic material layer having a plurality of uneven patterns at the reflective portion, a second organic material layer on the first organic material layer, the second organic material layer having an open portion at the transmissive portion, and a reflective layer on the second organic material layer having a transmissive hole at the open portion.
    Type: Grant
    Filed: June 26, 2003
    Date of Patent: November 5, 2013
    Assignee: LG Display Co., Ltd.
    Inventors: Mi-Sook Nam, Dong-Guk Kim
  • Patent number: 8564756
    Abstract: An optical system includes at least one lens and a liquid crystal optical element. The liquid crystal optical element is constructed so that a first liquid crystal lens and a second liquid crystal lens are oppositely arranged so that orientation directions cross at right angles with each other in a plane perpendicular to the optical axis, a voltage applied to the liquid crystal optical element is controlled and a shift of a focal position relative to incident light from a different object point is corrected, and when the liquid crystal optical element does not have a ray deflecting action, a far object point is brought into focus, while when the liquid crystal optical element has the ray deflecting action, a near object point is brought into focus.
    Type: Grant
    Filed: June 9, 2008
    Date of Patent: October 22, 2013
    Assignee: Olympus Corporation
    Inventor: Keiichi Kuba
  • Patent number: 8558970
    Abstract: A display unit in which the view angle in the horizontal direction of emitting light is wider than the view angle in the vertical direction thereof, in which the emitting light has a polarization component in the vertical direction viewable with the use of a polarized sunglass, and which is able to improve display luminance is provided. A luminance enhancement film has a plurality of convex sections which extend toward the horizontal direction and are arranged in the direction crossing the extending direction, and in which the refractive index in the extending direction is larger than the refractive index in the arrangement direction.
    Type: Grant
    Filed: March 17, 2008
    Date of Patent: October 15, 2013
    Assignee: Sony Corporation
    Inventors: Kei Obata, Akihiro Horii, Hiroshi Mizuno, Noriyuki Hirai, Mitsunari Hoshi
  • Patent number: 8537314
    Abstract: A display device includes a first panel having a pixel electrode, a second panel having a common electrode facing the first panel, a liquid crystal layer interposed between the first panel and the second panel and having vertically-aligned liquid crystal molecules, a first alignment layer disposed on the pixel electrode, and a second alignment layer disposed on the common electrode. At least one of the first alignment layer and the second alignment layer divides the pixel electrode into a plurality of domains and is formed to have a plurality of pretilt directions which pretilt the vertically-aligned liquid crystal molecules in a domain of the plurality of domains. A sum of horizontal component directions of a pretilt direction of the plurality of pretilt directions is substantially equivalent to a sum of horizontal component directions of a fringe field at a peripheral boundary of the pixel electrode in the domain.
    Type: Grant
    Filed: June 11, 2008
    Date of Patent: September 17, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jun-woo Lee, Hwa-sung Woo, Baek-kyun Jeon, Kyoung-tae Kim, In-suk Lee
  • Patent number: 8531617
    Abstract: A display includes; a substrate including a display region and a peripheral region, a common line portion provided in the peripheral region of the substrate, and the common line portion includes a common line and a common line protruding portion which extends away from and is wider than the common line, and a dummy pattern portion which partially overlaps a boundary region between the common line and the common line protruding portion.
    Type: Grant
    Filed: October 31, 2007
    Date of Patent: September 10, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Dong Hyuk Kim, Neung Ho Cho, Young Tae Noh, Jung Mok Park, Hyun Su Lim
  • Patent number: 8531630
    Abstract: There is provided a liquid crystal display panel having a high contrast ratio in a front direction. A liquid crystal panel of the present invention includes: a liquid crystal cell; a first polarizing plate placed on one side of the liquid crystal cell; and a second polarizing plate placed on another side of the liquid crystal cell. A transmittance (T1) of the first polarizing plate is higher than a transmittance (T2) of the second polarizing plate. Preferably, a difference (?T=T1?T2) between the transmittance (T1) of the first polarizing plate and the transmittance (T2) of the second polarizing plate is 0.1% to 6.0%.
    Type: Grant
    Filed: June 22, 2007
    Date of Patent: September 10, 2013
    Assignee: Nitto Denko Corporation
    Inventors: Takashi Shimizu, Kentarou Yoshida, Naotaka Kinjo, Nao Murakami
  • Patent number: 8525942
    Abstract: This disclosure describes stereoscopic flat panel display systems based on the polarization encoding of sequentially displayed left and right eye images. The systems comprise line-by-line addressed liquid crystal display (LCD) panels, illuminating back light units and polarization control panels (PCPs). Right and left eye images are written sequentially onto the LCD whose polarization is controlled by a substantially synchronously driven PCP. The backlight may be continuously illuminated, or modulated temporally, spatially or both, as can the PCP.
    Type: Grant
    Filed: August 9, 2010
    Date of Patent: September 3, 2013
    Assignee: RealD Inc.
    Inventors: Michael G. Robinson, Jianmin Chen
  • Patent number: 8525952
    Abstract: An illumination device includes a light source module, the module comprising: a substrate; a plurality of wiring lines provided on the substrate; and a plurality of LED devices implemented in the wiring lines: wherein the plurality of LED devices include a plurality of red LED devices, a plurality of green LED devices, and a plurality of blue LED devices: wherein the plurality of wiring lines include a wiring line having the plurality of red LED devices implemented in series, a wiring line having the plurality of green LED devices implemented in series, and a wiring line having the plurality of blue LED devices implemented in series; and wherein the plurality of wiring lines are connected in parallel and driven by a single power voltage.
    Type: Grant
    Filed: April 16, 2008
    Date of Patent: September 3, 2013
    Assignees: Hitachi Displays, Ltd., Panasonic Liquid Crystal Display Co., Ltd.
    Inventors: Toshiaki Tanaka, Hiroki Kaneko, Ikuo Hiyama
  • Patent number: 8525969
    Abstract: A repair structure for a liquid crystal display (LCD) panel and a repairing method thereof are disclosed. The LCD panel includes a plurality of common lines being parallel to a plurality of scan lines, and the common lines and the scan lines are alternately disposed on a substrate. Each of the common lines has a plurality of branches and gaps. The branches are parallel to a plurality of signal lines, and the gaps are defined between a trunk of the common lines and the branches. The branches overlap without contacting the signal lines. Each branch, the corresponding signal line and the pixel electrode are arranged so as to expose the corresponding gap. The gap is utilized for providing an external tool to cut off the common line to be disconnected from the branch.
    Type: Grant
    Filed: January 26, 2011
    Date of Patent: September 3, 2013
    Assignee: Chunghwa Picture Tubes, Ltd.
    Inventors: Rong-chang Hsu, Bo-sin Lin