Having Significant Detail Of Cell Structure Only Patents (Class 349/84)
  • Publication number: 20140232975
    Abstract: According to an aspect, a display device includes: a first substrate; a second substrate arranged opposite to the first substrate; a liquid crystal layer interposed between the first substrate and the second substrate; a plurality of pixels arranged in a matrix on the first substrate; a first scan line arranged between a first row of the pixels and a second row of the pixels adjacent to the first row; a second scan line arranged between the second row of the pixels and the first scan line; and a spacer for maintaining a gap between the first substrate and the second substrate. A first area on which the spacer is disposed overlaps at least part of a second area partitioned by the first scan line and the second scan line.
    Type: Application
    Filed: February 12, 2014
    Publication date: August 21, 2014
    Applicant: JAPAN DISPLAY INC.
    Inventors: Hirofumi Ohira, Akio Ota
  • Publication number: 20140204316
    Abstract: A liquid crystal display is provided. A passivation layer is disposed on a substrate. A first microcavity is disposed on the passivation layer. A second microcavity is disposed on the passivation layer and spaced apart from the first microcavity at a first spacing and along a first direction. A fixing member is disposed between the first microcavity and the second microcavity. A roof layer is disposed on the first and the second microcavities and the fixing member, wherein the first and the second microcavities include liquid crystal molecules.
    Type: Application
    Filed: May 29, 2013
    Publication date: July 24, 2014
    Inventors: Yong Seok Kim, Won Tae Kim, Han Joon Yoo, Dae Ho Lee, Kyung Tae Chae, Jong Seong Kim, Woo Jae Lee
  • Publication number: 20140184989
    Abstract: An array substrate for a display device includes a substrate including a display area displaying an image, and a non-display area surrounding the display area; a data driving IC mounted at the non-display area and outputting an image data voltage to the display area; a first pad corresponding to an input pin of the data driving IC and formed at the non-display area; a second pad corresponding to an output pin of the data driving IC and formed at the non-display area; a first conductive bar formed between the first pad and the second pad; and a second conductive bar extending from an end portion of the first conductive bar to a peripheral end portion of the non-display area.
    Type: Application
    Filed: December 13, 2013
    Publication date: July 3, 2014
    Applicant: LG Display Co., Ltd.
    Inventor: Jung-Soo PARK
  • Publication number: 20140184990
    Abstract: The present invention provides a liquid crystal display device having gate wires and source/drain wires with a multilayer structure made of the same material which can be manufactured at low cost, as well as a manufacturing method for the same. In accordance with the manufacturing method, a wet etching process is carried out on the gate wires and the source/drain wires using an etchant including hydrofluoric acid and an oxidant, and the concentration of hydrofluoric acid in the etchant is different between the etchant for the gate wires and that for the source/drain wires.
    Type: Application
    Filed: March 6, 2014
    Publication date: July 3, 2014
    Applicant: Japan Display Inc.
    Inventors: Daisuke SONODA, Toshiki KANEKO, Hideo TANABE
  • Patent number: 8767282
    Abstract: A plasmonic polarizer and a method for fabricating the plasmonic polarizer are provided. The method deposits alternating layers of non-metallic film and metal, forming a stack. A hard mask is formed overlying the stack. The hard mask comprises structures having dimensions and periods between adjacent structures less than a first length, where the first length is equal to (a first wavelength of light/2). The stack is etched through openings in the hard mask to form pillar stacks of alternating non-metallic and metal layers having the dimensions of the hard mask structures. Then, the hard mask structures are removed. In one aspect, subsequent to removing the hard mask structures, the spaces between the pillar stacks are filled with a dielectric material.
    Type: Grant
    Filed: July 26, 2012
    Date of Patent: July 1, 2014
    Assignee: Sharp Laboratories of America, Inc.
    Inventors: Akinori Hashimura, Douglas J. Tweet, Apostolos T. Voutsas
  • Publication number: 20140160408
    Abstract: A photoluminescent panel includes a lower substrate, an upper substrate facing the lower substrate, a liquid crystal layer disposed between the lower substrate and the upper substrate, and a color conversion layer disposed on the upper substrate. The color conversion layer includes a light excitation particle which absorbs light having a desired wavelength and emits excited light, and a scattering particle which scatters the excited light.
    Type: Application
    Filed: May 29, 2013
    Publication date: June 12, 2014
    Inventors: Hyun-Min CHO, Dae-Hyun KIM, Jae-Woong KANG, Jae-Byung PARK, Kwang-Keun LEE
  • Patent number: 8749741
    Abstract: A liquid crystal display device including a first substrate, a first alignment film formed over the first substrate, a second substrate, a second alignment film formed over the second substrate, a liquid crystal layer sandwiched between the first alignment film and the second alignment film, and a projecting portion formed over the second substrate. The first and second alignment films are both made of a photo-decomposition-type material. A film thickness “d2” of the second alignment film over the projecting portion and a film thickness “d1” of a portion of the first alignment film facing the projecting portion satisfy a formula (1) and a formula (2): 0 nm<d2<30 nm??(1) d2<d1??(2).
    Type: Grant
    Filed: April 29, 2013
    Date of Patent: June 10, 2014
    Assignees: Japan Display Inc., Panasonic Liquid Crystal Display Co., Ltd.
    Inventors: Hidehiro Sonoda, Chikae Matsui, Noboru Kunimatsu
  • Publication number: 20140139786
    Abstract: The present invention relates to polymerisable compounds, to processes and intermediates for the preparation thereof, to liquid-crystal (LC) media comprising them, and to the use of the polymerisable compounds and LC media for optical, electro-optical and electronic purposes, in particular in LC displays, especially in LC displays of the PSA (“polymer sustained alignment”) type.
    Type: Application
    Filed: April 12, 2013
    Publication date: May 22, 2014
    Applicant: Merck Patent GmbH
    Inventors: Martin ENGEL, Andreas TAUGERBECK, Constanze BROCKE, Helmut HAENSEL, Stephan DEROW, Julian VOGT
  • Patent number: 8711303
    Abstract: A liquid crystal display panel that includes a number of pixel electrodes formed on a substrate and are located in a pixel region defined by gate lines and data lines that cross the gate lines. Each of the pixel electrodes located in the pixel region includes a number of sides, and at least one of the sides includes oblique lines and a protrusion formed by the oblique lines, and the pixel electrodes located in the pixel region and adjacent to each other in a first direction form a separation space that includes at least one protrusion, and a width of the separation space gradually reduces and gradually increases in a second direction crossing the first direction, and a singular point that controls the texture of liquid crystals is located at the narrowest width of the separation space.
    Type: Grant
    Filed: July 8, 2011
    Date of Patent: April 29, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yi Li, Seong-Jun Lee, Yong-Kyu Jang, Jae-Young Lee, Ju-Yeon Seo
  • Patent number: 8704742
    Abstract: When each of R, G, and B pixels continuously display identical gray scales (1023 gray scale) in a liquid crystal display device in which the thicknesses of the liquid crystal layers are of R pixel>G pixel>B pixel, the R pixel is alternately supplied with a positive signal potential (SHR1023) and a negative signal potential (SLR1023), the G pixel is alternately supplied with a positive signal potential (SHG1023) and a negative signal potential (SLG1023), and the B pixel is alternately supplied with a positive signal potential (SHB1023) and a negative signal potential (SLB1023). A first middle value (SMR1023) that between SHR1023 and SLR1023 is set higher than a second middle value (SMG1023) that is between SHG1023 and SLG1023, and second middle value (SMG1023) is set higher than a third middle value (SMB1023) that is between SHB1023 and SLB1023.
    Type: Grant
    Filed: April 16, 2010
    Date of Patent: April 22, 2014
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Kentaro Irie, Masae Kawabata, Fumikazu Shimoshikiryoh, Hiroto Suzuki, Toshihide Tsubata
  • Patent number: 8704977
    Abstract: The invention provides a liquid crystal cell and method thereof. The cell comprises two opposed substrates and a surfactant-free lyotropic chromonic liquid crystals (LCLC) material disposed therebetween. By using an ammonium compound with LCLC or surface treatment on the substrates, the alignment of the LCLC material can be manipulated as a homeotropic bulk alignment; or a hybrid bulk alignment in which the LCLC alignment is changed from homeotropic bulk alignment in the vicinity of one substrate to planar alignment in the vicinity of another substrate. The cell can be used in biosensing, detection and amplification of ligands, optical devices, and photovoltaics etc.
    Type: Grant
    Filed: March 5, 2008
    Date of Patent: April 22, 2014
    Assignee: Kent State University
    Inventors: Oleg D. Lavrentovich, Yuriy A. Nastyshyn, Vassili G. Nazarenko, Roman M. Vasyuta, Oleksandr P. Boiko, Ye Yin, Sergij V. Shiyanovskii
  • Publication number: 20140104543
    Abstract: A method for integrating a camera on a liquid crystal panel is provided, the liquid crystal panel comprises a counter substrate, an array substrate and the integrated camera, the camera includes an integrated chip and a liquid crystal lens; the integrated chip of the camera is arranged on the array substrate; and liquid crystal molecules are filled between the counter substrate and the array substrate to form the liquid crystal lens of the camera. The liquid crystal panel can realize integrating of the camera on the liquid crystal panel with a narrow frame or without a frame.
    Type: Application
    Filed: October 10, 2013
    Publication date: April 17, 2014
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Wenbo Li, Yanbing Wu, Mi Zhang
  • Publication number: 20140092346
    Abstract: An electronic device may be provided with a display mounted in a housing. The display may have an array of display pixels that provide image light to a user. The array of display pixels may form an active display structure with a rectangular shape. The rectangular active display structure may be surrounded by an inactive border region. Optical structures such as a sheet of glass or another optical member may have portions that are configured to bend light from the display pixels along the periphery of the active display structure. The optical member may have an area that is larger than the area of the active display structure, so that the presence of the optical member may serve to enlarge the apparent size of the display. Solidified liquid polymer may be used to support the optical structures and may be interposed between the optical structures and the active display structures.
    Type: Application
    Filed: September 28, 2012
    Publication date: April 3, 2014
    Applicant: Apple Inc.
    Inventors: Tseng-Mau Yang, Christopher D. Prest, Dale N. Memering
  • Patent number: 8687257
    Abstract: To realize a memory effect in an optical device using the electro wetting effect. An optical device includes: first and second substrates placed opposite each other; a partition provided therebetween; a first electrode provided on one side of the first substrate, at least a part thereof overlapping with a region surrounded by the partition in a plan view; second and third electrodes provided on one side of the second substrate and which are respectively placed opposite the first electrode across the region surrounded by the partition; a smoothing layer provided on one side of the second substrate and which covers the second and third electrodes; and first and second fluid, which are incompatible, disposed in the region surrounded by the partition. The first fluid is made of a liquid body possessing polarity or conductivity, and the second fluid is made of a liquid body containing a liquid-crystalline material.
    Type: Grant
    Filed: August 3, 2012
    Date of Patent: April 1, 2014
    Assignee: Stanley Electric Co., Ltd.
    Inventors: Yasuo Toko, Tatsuya Saito, Taiju Takahashi
  • Publication number: 20140063388
    Abstract: A liquid crystal display (LCD) that includes a plurality of segments, and a plurality of control lines to activate the plurality of segments. Each of the plurality of segments is associated with an intersection of two of the control lines, and each of the plurality of control lines intersects with each of the other plurality of control lines.
    Type: Application
    Filed: September 5, 2013
    Publication date: March 6, 2014
    Applicant: TEXAS INSTRUMENTS INCORPORATED
    Inventors: Zhang Jun, Ji Ru Jun
  • Publication number: 20140063422
    Abstract: Methods and devices to compensate for image color variance due to display temperatures are provided. In one example, a display of an electronic device may include a first pixel section that has multiple pixels. The pixels may include a red subpixel, green subpixel, and blue subpixel that each has a respective aperture ratio. The display may also include a second pixel section that has multiple pixels. Again, the pixels may include a red subpixel, green subpixel, and blue subpixel that each has a respective aperture ratio. One or more of the subpixel aperture ratios of the first pixel section may be greater than a respective one or more of the subpixel aperture ratios of the second section to overcome image color variance that may exist due to temperature variations of the display.
    Type: Application
    Filed: September 4, 2012
    Publication date: March 6, 2014
    Applicant: APPLE INC.
    Inventor: Chia-Ching Chu
  • Patent number: 8654291
    Abstract: A display device in which low power consumption is realized without lowering an aperture ratio is provided. A liquid crystal capacitive element Clc is sandwiched between a pixel electrode 20 and an opposite electrode 80. The pixel electrode 20, one end of a first switch circuit 22, one end of a second switch circuit 23 and a first terminal of a second transistor T2 form an internal node N1. The other terminals of the first switch circuit 22 and the second switch circuit 23 are connected to a source line SL. The second switch circuit 23 is a series circuit composed of a first transistor T1 and a diode D1. A control terminal of the first transistor T1, a second terminal of the second transistor T2 and one end of a boost capacitive element Cbst form an output node N2. The other end of the boost capacitive element Cbst and the control terminal of the second transistor T2 are connected to a boost line BST and a reference line REF, respectively.
    Type: Grant
    Filed: October 21, 2010
    Date of Patent: February 18, 2014
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Naoki Ueda, Yoshimitsu Yamauchi, Fumiki Nakano
  • Patent number: 8648992
    Abstract: A thin film capacitor is characterized by forming a lower electrode, coating a composition onto the lower electrode without applying an annealing process having a temperature of greater than 300° C., drying at a predetermined temperature within a range from ambient temperature to 500° C., and calcining at a predetermined temperature within a range of 500 to 800° C. and higher than a drying temperature. The process from coating to calcining is performed the process from coating to calcining once or at least twice, or the process from coating to drying is performed at least twice, and then calcining is performed once. The thickness of the dielectric thin film formed after the first calcining is 20 to 600 nm. The ratio of the thickness of the lower electrode and the thickness of the dielectric thin film formed after the initial calcining step (thickness of lower electrode/thickness of the dielectric thin film) is preferably in the range 0.10 to 15.0.
    Type: Grant
    Filed: July 10, 2013
    Date of Patent: February 11, 2014
    Assignees: Mitsubishi Materials Corporation, STMicroelectronics(Tours) SAS
    Inventors: Hideaki Sakurai, Toshiaki Watanabe, Nobuyuki Soyama, Guillaume Guegan
  • Patent number: 8648990
    Abstract: A semiconductor light emitting device includes a laminate section in which p-type layer 5 and n-type layer 7 are laminated such that they sandwich active layer 6. A part of light emitted from active layer 6 exits from a first surface of the laminate section. The semiconductor light emitting device includes a reflection layer that is located on a second surface opposite to the first surface of the laminate section and that reflects light that is emitted from active layer 6 and that enters from the second surface in the direction of the active layer side. The reflection layer includes metal layer 1 and transparent electrode films 2 to 4 that are transparent to a wave length of light that enters from active layer 6 and that have conductivity. The refractive index of transparent conduction film 3 is lower than that of each of transparent conduction films 2 and 4 and p-type layer 5. The absorption coefficient of transparent conduction film 3 is smaller than that of each of transparent conduction films 2 and 4.
    Type: Grant
    Filed: November 14, 2011
    Date of Patent: February 11, 2014
    Assignee: NEC Corporation
    Inventor: Naofumi Suzuki
  • Publication number: 20140028936
    Abstract: An optical node device includes a light receiving/emitting portion having an input port into which a signal beam is incident and an output port that emits a signal beam of a selected wavelength, a chromatic dispersion device that scatters spatially the signal beam depending on the wavelength of the signal beam, an optical coupler that focuses, onto a two-dimensional plane, beams dispersed by the chromatic dispersion device, a spatial light modulating element arranged so as to receive incident light deployed on an xy plane made up of an x-axis direction deployed according to wavelength and a y-axis direction orthogonal to the x-axis direction, and having numerous pixels arranged in a lattice on the xy plane, and a spatial light modulating element driving portion that drives electrodes of the individual pixels arranged in the xy axial directions in the spatial light modulating element.
    Type: Application
    Filed: July 10, 2013
    Publication date: January 30, 2014
    Inventors: Noboru Uehara, Yuji Hotta
  • Patent number: 8629945
    Abstract: A viewing system has a parallax separation device placed in front of a liquid crystal display panel. The liquid display panel can be used to display a composite image that has many display segments, with each segment having two or more elongated image sections of different images. Each image section may occupy one or more columns of color pixels. The parallax separation device has a plurality of parallax separation elements, each aligned with a display segment for separating the different image sections as seen in a viewer's eyes. The parallax separation device has a barrier axis parallel to the longitudinal axis of the elongated image sections. The color sub-pixels in each pixel are arranged along a direction parallel to the barrier axis. A tracking device and a processor are used to determine the locations of image sections under the parallax separation elements based on positions of a viewer.
    Type: Grant
    Filed: March 20, 2013
    Date of Patent: January 14, 2014
    Assignee: 3DV Co., Ltd.
    Inventor: Kwok Wah Allen Lo
  • Publication number: 20140002775
    Abstract: A display device includes; a display panel, a lens substrate facing the display panel, an air layer disposed between the display panel and the lens substrate, and a light refraction portion disposed on a surface of the lens substrate facing the display panel, wherein an average refractive index of the light refraction portion taken along a plane substantially parallel to the display panel increases in a direction substantially parallel to a path of light from the display panel to the lens substrate.
    Type: Application
    Filed: September 5, 2013
    Publication date: January 2, 2014
    Applicant: Samsung Display Co., Ltd.
    Inventors: Hae-Young YUN, Kyung-Ho JUNG, Seung-Hoon LEE, Sung-Woon KIM, Jiangang LU, Hee-Seop KIM
  • Patent number: 8619221
    Abstract: A liquid crystal display device has a liquid crystal display panel including pixels each having an active device, a pixel electrode, a common electrode and a liquid crystal layer arranged in a dot matrix array. The liquid crystal display panel has a first substrate, a second substrate, and a liquid crystal layer provided between the first substrate and the second substrate. The first substrate has the active device, the pixel electrode, the common electrode and a first alignment film. The second substrate has a second alignment film. The first alignment film and the second alignment film are respectively a photo alignment film formed by irradiating a photo decomposition type insulating film with light. The second alignment film has a thickness of at least 10 nm and no greater 50 nm and is thinner than the first alignment film.
    Type: Grant
    Filed: June 25, 2013
    Date of Patent: December 31, 2013
    Assignees: Japan Display Inc., Panasonic Liquid Crystal Display Co., Ltd.
    Inventors: Hidehiro Sonoda, Chikae Matsui, Noboru Kunimatsu, Yuko Matsumoto
  • Patent number: 8619202
    Abstract: A projector includes: a lighting device that emits light of a plurality of different colors; a plurality of liquid crystal light valves that modulate the light of a plurality of colors; a color synthesizing optical system that synthesizes the color light modulated by the plurality of liquid crystal light valves; and a projection optical system that projects the light synthesized by the color synthesizing optical system to a projection target face. A cell thickness of one liquid crystal light valve modulating light of one color of the plurality of liquid crystal light valves is smaller than a cell thickness of the other liquid crystal light valves modulating the light of other colors, and an alignment state of liquid crystal at the time of applying the maximum gradation voltage is substantially the same in one liquid crystal light value and the other liquid crystal light valve.
    Type: Grant
    Filed: December 15, 2011
    Date of Patent: December 31, 2013
    Assignee: Seiko Epson Corporation
    Inventor: Akihide Haruyama
  • Publication number: 20130335681
    Abstract: [Object] To provide cellulose ester films having high transmittance, and polarizing plates with less deterioration at the time when durability is tested and liquid crystal displays having high contrast, both of which comprise such cellulose ester films. [Means for Solving the Problems] Cellulose ester films comprising a cellulose ester(s) having substitution(s) by an acyl group(s) having 3 to 4 carbon atoms, or an acyl group(s) having 2 carbon atoms and an acyl group(s) having 3 to 4 carbon atoms, the cellulose ester having a total degree of substitution with the acyl group(s) of not less than 1.0 and less than 2.0 and sufficing a weight average molecular weight of not more than 150000; and a sugar ester compound(s) having not less than one and not more than 12 sugar unit structures, the sugar unit structure being at least one of a pyranose structure or furanose structure, wherein an average degree of substitution is 2.8 to 6.
    Type: Application
    Filed: March 2, 2012
    Publication date: December 19, 2013
    Applicant: KONICA MINOLTA , INC.
    Inventor: Minori Tamagawa
  • Publication number: 20130329166
    Abstract: A decorative panel (1) comprises a transparent front substrate (2) having a foreground image printed thereon, the foreground image having varying transparency across its area. Behind the foreground image, is at least one layer (3) of optically reflective or absorptive material which has a reflectance or absorptance that is changeable in response to an external stimulus and which transmits incident light that is not reflected or absorbed. Behind the at least on layer of reflective material, is a background layer (4) on which light transmitted by the at least one layer of optically reflective or absorptive material is incident and which is not transparent.
    Type: Application
    Filed: November 2, 2011
    Publication date: December 12, 2013
    Applicant: VERSATILE TECHNOLOGIES LTD
    Inventors: Assaf Poliakine, Amir Ben-Shalom, Christopher John Hughes, David Coates
  • Publication number: 20130321744
    Abstract: The present invention is directed to display devices comprising a watermark area and a non-watermark area. The watermark aims to protect against counterfeiting or to be used for decoration purposes. The watermark is visible at certain viewing angles and/or under certain lighting conditions and it does not interfere with displaying of the regular images.
    Type: Application
    Filed: May 16, 2013
    Publication date: December 5, 2013
    Applicant: SiPix Imaging, Inc.
    Inventors: Craig LIN, Bryan H. CHAN
  • Publication number: 20130308076
    Abstract: A liquid crystal panel 3 includes a TFT-side film substrate 5 made of resin, a counter-side film substrate 7 made of resin, and a liquid crystal device. A TFT-side laminated film 15 is bonded to the TFT-side film substrate 5 with a TFT-side photo-curable transparent adhesive layer 17 being interposed therebetween, and a counter-side laminated film 19 is bonded to the counter-side film substrate 7 with a counter-side photo-curable transparent adhesive layer 21 being interposed therebetween. A CF 23 is formed on a surface of the counter-side laminated film 19 opposite to the counter-side film substrate 7. Thus, a flexible display can be provided, which has such high reliability that no cracking occurs in a device layer and that no peeling at a bonding surface of a flexible film substrate and an adjacent layer occurs, and which has a thickness effectively reduced even if a plurality of functional layers are formed.
    Type: Application
    Filed: September 26, 2011
    Publication date: November 21, 2013
    Applicant: SHARP KABUSHIKI KAISHA
    Inventor: Takuto Yasumatsu
  • Patent number: 8582065
    Abstract: It is an object of the present invention to provide a liquid crystal display device with a good display quality, and a manufacturing method of such a liquid crystal display device. A liquid crystal display device (10) includes a liquid crystal display panel (11) with a display surface (20) defining a recessed curved surface having curvature of 1/500- 1/50 (1/mm), and with a scattering section which is arranged parallel to the display surface (20), which defines a recessed curved surface having curvature of 1/500- 1/50 (1/mm), and in which a plurality of elongated regions (A-C) having different haze values are arranged in parallel with each other from a middle section of the curved surface toward both end sections in the curving direction. The haze values of the plurality of elongated regions (A-C) arranged in parallel with each other vary in a step-wise manner from the middle section of the curved surface toward the both end sections in the curving direction.
    Type: Grant
    Filed: June 21, 2013
    Date of Patent: November 12, 2013
    Assignee: Sharp Kabushiki Kaisha
    Inventor: Hiromi Enomoto
  • Patent number: 8576366
    Abstract: A pixel array includes pixel sets. Each pixel set includes a first and second scan lines arranged in parallel on a substrate, a data line not parallel to the first and second scan lines, a first active device electrically connecting the first scan line and the data line, a second active device electrically connecting the second scan line and the data line, a first pixel electrode electrically connecting the first active device, a second pixel electrode electrically connecting the second active device, and an auxiliary electrode pattern that includes a connecting portion and a first and second branch portions. A gap is between the first and second pixel electrodes. The connecting portion underneath the gap between the first and second pixel electrodes partially overlaps the first and second pixel electrodes. The first and second branch portions connect the connecting portion and partially overlap the first and second pixel electrodes, respectively.
    Type: Grant
    Filed: April 1, 2011
    Date of Patent: November 5, 2013
    Assignee: Au Optronics Corporation
    Inventors: Hui-Ting Hsu, Chu-Yu Liu, Yu-Chieh Kuo, I-Chun Chen, Jen-Wen Wan, Chou-Chin Wu
  • Patent number: 8570466
    Abstract: There are provided a thin film transistor substrate for transflective liquid crystal display device (LCD) and a manufacturing method thereof, which can reduce manufacturing cost and simplifying manufacturing processes. In the method, a thin film transistor is formed on a reflection region of a device substrate defined by the reflection region and a transmission region. A passivation layer is formed on the thin film transistor so as to expose a drain electrode of the thin film transistor and to cover the thin film transistor. A pixel electrode is formed on the transmission and reflection regions. The pixel electrode has a structure of a first pixel electrode electrically connected to the drain electrode and a second pixel electrode formed to have an embossed pattern on the first pixel electrode. A reflective layer is formed on the second electrode pixel having the embossed pattern on the reflection region.
    Type: Grant
    Filed: December 29, 2010
    Date of Patent: October 29, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Myung-Wook Choi, Sang-Woo Park, Sung-Wook Kim, Dae-Seung Yun, Eun-Young Lee
  • Publication number: 20130278870
    Abstract: The invention provides an LCD device, a manufacturing method thereof, and an optical film. The LCD device includes optical films, and an LCD panel; an edge(s) of the optical film is provided with a folded edge(s), and the LCD panel is arranged on the folding edges. In the invention, because the folded edges are arranged on the optical film of the LCD device, and the LCD panel is arranged on the folding edges, no interval is reserved between the edges of the LCD panel and the optical films, thereby preventing the LCD device from generating light leakage because the LCD panel is supported by the separated middle frames.
    Type: Application
    Filed: April 24, 2012
    Publication date: October 24, 2013
    Inventors: Yicheng Kuo, Shihhsiang Chen, Gang Yu, Gege Zhou, Jiaqiang Wang
  • Patent number: 8553181
    Abstract: According to one embodiment, a liquid crystal display device includes a first substrate including pixel electrodes disposed, respectively, in a first color pixel on one end side of an active area and in a second color pixel on the other end side of the active area, a light-shield layer which surrounds the first color pixel and the second color pixel and extends to a peripheral area surrounding the active area, a first color filter disposed in the first color pixel, a second color filter disposed in the second color pixel, a dummy color filter which is stacked on the light-shield layer in the peripheral area, creates a distance between second color filter and the dummy color filter and is continuous with the first color filter.
    Type: Grant
    Filed: June 5, 2012
    Date of Patent: October 8, 2013
    Assignee: Japan Display Central Inc.
    Inventors: Eishi Yamakawa, Sakae Yoshida, Daichi Hosokawa, Junichi Kobayashi, Takuho Maeda, Atsushi Yamazaki
  • Patent number: 8542335
    Abstract: A simple matrix type dot-matrix liquid crystal display element includes a first and a second transparent substrate disposed opposite to each other, first and second transparent electrodes disposed on the opposed face of the first and the second transparent substrate, respectively, a first and a second vertical alignment film disposed on the opposed side of the first and the second transparent substrate to cover the first and the second electrodes, respectively, a liquid crystal layer disposed between the opposed side of the first and the second transparent substrate and having ??<0 and ?nd>450 nm, and a first and a second viewing angle compensation plate disposed on the unopposed side of the first and the second transparent substrate, respectively, wherein in the first transparent electrode, openings extending in a predefined direction are aligned.
    Type: Grant
    Filed: September 21, 2011
    Date of Patent: September 24, 2013
    Assignee: Stanley Electric Co., Ltd.
    Inventor: Yoshihisa Iwamoto
  • Patent number: 8542333
    Abstract: A liquid crystal display or other light modulator is provide with an alignment layer with a pretilt that is better than is currently available with rubbing technology. The liquid crystal cell consumes less electrical power to operate. The pretilt can be programmed using suitable field and recorded in the alignment layer.
    Type: Grant
    Filed: July 14, 2009
    Date of Patent: September 24, 2013
    Assignee: Universite Laval
    Inventor: Tigran Galstian
  • Patent number: 8525946
    Abstract: A backlight unit, light guide panel, and liquid crystal display (LCD) apparatus having the same are provided. The backlight unit includes a light guide panel which comprises a plurality of patterns to scatter light forward on a bottom surface, and one or more fixing grooves on an edge area; a light source unit which is disposed on a side surface of the light guide panel, and emits light towards the light guide panel; and a supporting member which supports the light guide panel, and comprises one ore more fixing protrusions being inserted into the fixing groove, wherein the amount of patterns formed on a darkness occurring area adjacent to the fixing groove is increased compared to that on an adjacent area, and the amount of patterns formed on a bright line occurring area adjacent to the fixing groove is decreased compared to that on an adjacent area.
    Type: Grant
    Filed: December 4, 2009
    Date of Patent: September 3, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Il-yong Jung, Myung-ryul Jung, Dae-hee Lee, Kyung-ock Jeong
  • Publication number: 20130208201
    Abstract: A display device (100A) according to the present invention includes a first substrate (11), a second substrate (21), and a light modulating layer (17) provided between the first substrate (11) and the second substrate (21). The first substrate (11) or the second substrate (21) has a layer (22) provided thereon containing a photochromic compound.
    Type: Application
    Filed: October 6, 2011
    Publication date: August 15, 2013
    Applicant: SHARP KABUSHIKI KAISHA
    Inventors: Eiji Satoh, Akio Miyata, Kazuhiro Deguchi
  • Patent number: 8508835
    Abstract: A display structure is described comprising a displaying medium, a backplane provided with an active matrix and a pixel pad comprising a plurality of pixels having an inter-pixel spacing, said pixel pad superposing the active matrix, wherein the inter-pixel spacing is in the range of 2.5-40 micrometers, preferably in the range of 8-20 micrometers.
    Type: Grant
    Filed: November 2, 2010
    Date of Patent: August 13, 2013
    Assignee: Creator Technology B.V.
    Inventors: Nicolaas Aldegonda Jan Maria Van Aerle, Kevin Michael O'Neill, Petrus Johannes Gerardus Van Lieshout
  • Patent number: 8502947
    Abstract: In one embodiment, a liquid crystal display device includes a first substrate and a second substrate. The first substrate includes a switching element, a first electrode, a second electrode electrically connected with the switching element and facing the first electrode. In the second electrode, a plurality of slits in a V shape is formed along a first direction. The first and second substrates include first and second alignment films, respectively. The slit in the V shape includes a central portion, a first end connected with one end of the first central portion, a second end connected with the other end of the first central portion, a second central portion, a third end connected with one end of the second central portion, and a fourth end connected with the other end of the second central portion. The first end and the third end are connected each other.
    Type: Grant
    Filed: February 13, 2012
    Date of Patent: August 6, 2013
    Assignee: Japan Display Central Inc.
    Inventors: Kazuyuki Harada, Hiroyuki Kimura, Junichi Kobayashi, Masato Nakamura
  • Patent number: 8502949
    Abstract: A display panel includes a first display substrate, a second display substrate, and a liquid crystal layer. The first display substrate includes a first base substrate having a plurality of display cells, a plurality of data lines, a plurality of gate lines, and a plurality of pixel electrodes. The data lines, the gate lines and the pixel electrodes are respectively separated in each of the display cells. The second display substrate includes a second base substrate, a light blocking pattern corresponding to the data lines and the gate lines, a common electrode facing the pixel electrodes, and a common line overlapping with the blocking pattern. The liquid crystal layer is disposed between the first and second display substrate.
    Type: Grant
    Filed: April 11, 2011
    Date of Patent: August 6, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kyoung-Tai Han, Eun-Guk Lee, Young-Goo Song, Hyuk-Jin Kim, Min-Wook Park, Jong-In Kim, Hyo-Seop Kim
  • Patent number: 8493535
    Abstract: It is an object of the present invention to provide a liquid crystal display device with a good display quality, and a manufacturing method of such a liquid crystal display device. A liquid crystal display device (10) includes a liquid crystal display panel (11) with a display surface (20) defining a recessed curved surface having curvature of 1/500- 1/50 (1/mm), and with a scattering section which is arranged parallel to the display surface (20), which defines a recessed curved surface having curvature of 1/500- 1/50 (1/mm), and in which a plurality of elongated regions (A-C) having different haze values are arranged in parallel with each other from a middle section of the curved surface toward both end sections in the curving direction. The haze values of the plurality of elongated regions (A-C) arranged in parallel with each other vary in a step-wise manner from the middle section of the curved surface toward the both end sections in the curving direction.
    Type: Grant
    Filed: May 13, 2009
    Date of Patent: July 23, 2013
    Assignee: Sharp Kabushiki Kaisha
    Inventor: Hiromi Enomoto
  • Patent number: 8493529
    Abstract: In one embodiment, a liquid crystal display device includes first and second substrates, an active area to display an image, a seal material surrounding the active area, and an intermediate area between the active area and the seal area. In the intermediate area, first and second color filters are formed on the second substrate. An overcoat layer is laminated on the first and second color filters. First and second pillar-shaped spacers are provided between the overcoat layer and the first substrate corresponding to the first and second color filters to form a first and second cell gaps between the first and second substrates, respectively. The first cell gap adjacent to the active area between the first and second substrates is smaller than the second cell gap adjacent to the seal area in the intermediate area.
    Type: Grant
    Filed: June 6, 2011
    Date of Patent: July 23, 2013
    Assignee: Japan Display Central Inc.
    Inventors: Junichi Kobayashi, Yoshio Iwai, Kazuyuki Harada, Yasuhiro Yamamoto
  • Patent number: 8493532
    Abstract: A liquid crystal display device has a liquid crystal display panel including pixels each having an active device, a pixel electrode, a common electrode and a liquid crystal layer arranged in a dot matrix array. The liquid crystal display panel has a first substrate, a second substrate, and a liquid crystal layer provided between the first substrate and the second substrate. The first substrate has the active device, the pixel electrode, the common electrode and a first alignment film. The second substrate has a second alignment film. The first alignment film and the second alignment film are respectively a photo alignment film formed by irradiating a photo decomposition type insulating film with light. The second alignment film has a thickness of at least 10 nm and no greater 50 nm and is thinner than the first alignment film.
    Type: Grant
    Filed: December 21, 2012
    Date of Patent: July 23, 2013
    Assignees: Hitachi Displays, Ltd., Panasonic Liquid Crystal Display Co., Ltd.
    Inventors: Hidehiro Sonoda, Chikae Matsui, Noboru Kunimatsu, Yuko Matsumoto
  • Patent number: 8477269
    Abstract: In one embodiment, a liquid crystal display device includes a first substrate having a first pixel electrode and a first pillar-shaped spacer arranged in an active area, and a second pixel electrode and a second pillar-shaped spacer arranged in a shield area surrounding the active area. A shield layer is formed in the shape of a belt crossing above the first pillar-shaped spacer in the active area and extending to the shield area including a portion above the second pillar-shaped spacer. The height of a first seat layer formed above the first pillar-shaped spacer and including the shield layer, a first color filter layer and an overcoat layer is substantially the same as that of a second seat layer formed above the second pillar-shaped spacer and including the shield layer, a second color filter layer and the overcoat layer.
    Type: Grant
    Filed: July 8, 2011
    Date of Patent: July 2, 2013
    Assignee: Japan Display Central Inc.
    Inventors: Satoshi Asada, Daiichi Suzuki, Tetsuo Fukami
  • Patent number: 8477464
    Abstract: An electronic device is disclosed that comprises a housing 81 and a flexible display, which may have respective portions 82a, 82b, 82c and 82d. The portions may be accommodated between respective hinges 84a, 84b, 84c, 84d, which are arranged as a mechanism for enabling a transition between the first mechanically stable position and a second mechanically stable position. The display is viewed from a direction 85. The hinges are operated independently from each other, enabling a plurality of angulations of the flexible display with respect to the housing 81.
    Type: Grant
    Filed: June 16, 2008
    Date of Patent: July 2, 2013
    Assignee: Creator Technology B.V.
    Inventors: Hendrik Dirk Visser, Michael Johannes Anna Maria Walters, David Johannes Elisabeth Bemelmans
  • Patent number: 8471982
    Abstract: A system for displaying images including a liquid crystal display panel is provided. The liquid crystal display panel includes a first substrate having at least one sub-pixel, a first transparent electrode layer disposed over the first substrate in the sub-pixel, a second substrate having an inner surface corresponding to the first substrate, a second transparent electrode layer disposed over the inner surface corresponding to the sub-pixel, wherein the second transparent electrode layer has only one pattern thereon, and a liquid crystal layer disposed between the first and the second substrates. The liquid crystal layer includes a plurality of liquid crystal molecules and the liquid crystal molecules are orthogonal to the first and the second substrates.
    Type: Grant
    Filed: January 4, 2010
    Date of Patent: June 25, 2013
    Assignee: TPO Displays Corp.
    Inventors: Hao-Chun Lee, Wei-Chuan Huang
  • Patent number: 8436955
    Abstract: A liquid crystal display wherein a first power source supply line and a second power source supply line are respectively applied with a first voltage and a second voltage having a predetermined magnitude, and a first power source supply line and a second power source supply line are disposed as a pair between a first pixel electrode and a second pixel electrode. The first voltage and the second voltage may have different polarities.
    Type: Grant
    Filed: February 25, 2011
    Date of Patent: May 7, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hwa-Sung Woo, Dong-Gyu Kim, Hyang-Yul Kim, Joo-Nyung Jang, Sung-Woon Kim, Cheol Shin, Dong-Chul Shin
  • Patent number: 8432517
    Abstract: A solution for an alignment film of a liquid crystal display device includes a photo decomposition type polyimide acid which forms the alignment film in response to radiation of a polarized light, wherein a viscosity of the solution is not more than 35 mPa·s.
    Type: Grant
    Filed: August 10, 2012
    Date of Patent: April 30, 2013
    Assignees: Hitachi Displays, Ltd., Panasonic Liquid Crystal Display Co., Ltd.
    Inventors: Hidehiro Sonoda, Chikae Matsui, Noboru Kunimatsu
  • Patent number: 8427622
    Abstract: A liquid crystal display panel includes a lower substrate, a printed circuit board, at least one connection unit and a plurality of readout lines. The connection unit is adapted to connect the printed circuit board to a periphery region of the lower substrate, and has a driver. The readout lines are extended from the lower substrate to the printed circuit board through the connection unit having the driver.
    Type: Grant
    Filed: August 24, 2011
    Date of Patent: April 23, 2013
    Assignee: Hannstar Display Corp.
    Inventors: Pao Yun Tang, Kei Hsiung Yang, Po Yang Chen
  • Patent number: 8427591
    Abstract: A viewing system has a parallax separation device placed in front of a liquid crystal display panel. The liquid display panel can be used to display a composite image that has many display segments, with each segment having two or more elongated image sections of different images. Each image section may occupy one or more columns of color pixels. The parallax separation device has a plurality of parallax separation elements, each aligned with a display segment for separating the different image sections as seen in a viewer's eyes. The parallax separation device has a barrier axis parallel to the longitudinal axis of the elongated image sections. The color sub-pixels in each pixel are arranged along a direction parallel to the barrier axis.
    Type: Grant
    Filed: March 17, 2010
    Date of Patent: April 23, 2013
    Assignee: 3DV Co. Ltd.
    Inventor: Kwok Wah Allen Lo