Antireflection Layer Patents (Class 349/137)
  • Patent number: 7973875
    Abstract: The present invention relates to a flat-panel display member, including at least an anti-reflection layer, an electrically conductive layer and a transparent resin layer, having the anti-reflection layer disposed on a first face of the electrically conductive layer, and having the transparent resin layer disposed on a second face on the other side of the first face of the electrically conductive layer, wherein a peripheral portion of the above flat-panel display member has an electrode reaching the above electrically conductive layer or the above transparent resin layer from the outermost surface of said first face side. The present invention provides a flat-panel display member capable of being produced with good production efficiency and excellent in electromagnetic wave shielding performance and visibility, and its manufacturing method.
    Type: Grant
    Filed: August 23, 2006
    Date of Patent: July 5, 2011
    Assignee: Toray Advanced Film Co., Ltd
    Inventors: Yuko Mikami, Takayoshi Kirimoto, Keiji Iwanaga, Toru Matsumoto, Junichi Suga
  • Publication number: 20110149222
    Abstract: An exemplary display screen includes a display module and an anti-reflective module at one side thereof. The anti-reflective module includes a plurality of refraction structures connected in sequence. Each refraction structure includes a connection section and a plurality of refraction sections. The refraction sections are connected to both sides of the connection section and form an included angle with the connection section to form indented anti-reflection structures.
    Type: Application
    Filed: April 12, 2010
    Publication date: June 23, 2011
    Applicants: SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD., CHI MEI COMMUNICATION SYSTEMS, INC.
    Inventor: TAO ZHANG
  • Patent number: 7956972
    Abstract: A liquid crystal on silicon (LCOS) display panel with reducing fringe effect is provided herein. The liquid crystal on silicon display panel includes a common electrode, a semiconductor substrate having a plurality of pixel electrodes and control electrodes, a passivation layer on the pixel electrodes and a part of the semiconductor substrate, an anti-reflection coating (ARC) layers on the control electrodes, a transparent substrate on the semiconductor substrate, and a liquid crystal layer between the transparent substrate and the semiconductor substrate, wherein each of the control electrodes is disposed between and isolated with two adjacent ones of the pixel electrodes.
    Type: Grant
    Filed: September 25, 2008
    Date of Patent: June 7, 2011
    Assignee: Himax Technologies Limited
    Inventors: Bing-Jei Liao, Kuan-Hsu Fan Chiang, Teng-Kuei Wu
  • Publication number: 20110128489
    Abstract: Image display structures and methods of forming image display structures are provided. The image display structure includes a liquid crystal layer disposed between opposing substrates and first and second transparent electrodes disposed between the liquid crystal layer and the respective opposing substrates. At least one of the first and second transparent electrodes includes a porosity such that a refractive index of the respective transparent electrode is reduced.
    Type: Application
    Filed: April 28, 2010
    Publication date: June 2, 2011
    Applicant: Rensselaer Polytechnic Institute
    Inventors: Jaehee Cho, E. Fred Schubert, Xing Yan
  • Publication number: 20110128457
    Abstract: Provided are phase-separating polymer systems including a cured polymeric liquid crystal matrix phase and a guest phase including at least one photoactive material where the guest phase separates from the matrix phase during the curing process. Optical elements, including ophthalmic elements and other articles of manufacture including the phase-separating polymer systems are also disclosed. Methods of forming a liquid crystal phase-separating photoactive polymer system are also described.
    Type: Application
    Filed: February 8, 2011
    Publication date: June 2, 2011
    Applicant: TRANSITIONS OPTICAL, INC.
    Inventors: Meng He, Anil Kumar, Peter C. Foller, Chenguang Li, Ruisong Xu, Jiping Shao
  • Patent number: 7939576
    Abstract: An antireflection film comprising a transparent support, a hard coat layer and a low refractive index layer, wherein the low refractive index layer is formed with a composition containing a binder polymer, a polymerization initiator and an ethylenically unsaturated group-containing hardenable compound.
    Type: Grant
    Filed: November 27, 2006
    Date of Patent: May 10, 2011
    Assignee: Fujifilm Corporation
    Inventor: Yuuichi Fukushige
  • Publication number: 20110102721
    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: Application
    Filed: May 13, 2009
    Publication date: May 5, 2011
    Applicant: SHARP KABUSHIKI KAISHA
    Inventor: Hiromi Enomoto
  • Patent number: 7932974
    Abstract: The present invention is a liquid crystal panel substrate that comprises: pixel units each having a pixel electrode, to be used as a reflective electrode and arranged in a matrix pattern on a substrate, and a switching element controlling a voltage applied to the pixel electrode; wherein between the pixel electrode and a conductive layer forming a terminal electrode of the switching element, a contact hole is provided for connecting the pixel electrode and the terminal electrode. A light-shielding layer, having an opening surrounding the portion in which the contact hole is formed, and having no opening in regions between a plurality of adjacent pixel electrodes, is formed between the pixel electrode and the conductive layer. Harmful effects due to light leaking through a space between the pixel electrodes can thereby be prevented.
    Type: Grant
    Filed: December 31, 2007
    Date of Patent: April 26, 2011
    Assignee: Seiko Epson Corporation
    Inventor: Masahiro Yasukawa
  • Patent number: 7916250
    Abstract: A liquid crystal display device includes a liquid crystal module and a touch panel section arranged in front of the liquid crystal module. There is a space between the liquid crystal module and the touch panel section, and a layer of air is present in the space. The liquid crystal module has a ?/4 plate on the front side. The touch panel section includes a polarization plate and ?/4 plate which are arranged on the front side of a touch panel in this order.
    Type: Grant
    Filed: November 9, 2006
    Date of Patent: March 29, 2011
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Katsuhiro Kikuchi, Masumi Kubo, Takayuki Natsume
  • Patent number: 7894006
    Abstract: A liquid crystal display (LCD) includes a substrate, gate lines, data lines, thin film transistors and pixel electrodes. The gate lines are formed on the substrate and cross the data lines. The thin film transistors are connected to the gate and data lines, and each thin film transistor includes a drain electrode. The pixel electrodes are connected to the thin film transistors and are arranged in a matrix, and each of the pixel electrodes has a first side disposed in parallel with the gate lines and a second side adjacent to the first side and shorter than the first side. In the LCD, the predetermined portion of each of the drain electrodes is overlapped with only one of two adjacent pixel electrodes if the polarities of the adjacent pixel electrodes are different, and the predetermined portion of each of the drain electrodes is overlapped with both of the adjacent pixel electrodes if the polarities are the same.
    Type: Grant
    Filed: July 9, 2007
    Date of Patent: February 22, 2011
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jin-Young Choi, Seok-Je Seong, Jin Jeon
  • Publication number: 20110001912
    Abstract: A display device of at least one embodiment of the present invention includes a display panel; an optical plate placed on a viewer side of the display panel with the intervention of an air layer; and an antireflection layer placed on a viewer side of the optical plate, the antireflection layer having a motheye structure over its surface. The optical plate includes a plastic layer configured to transmit visible light, a quarter-wave layer placed on a viewer side of the plastic layer, and a polarizing layer placed on a viewer side of the quarter-wave layer, the polarizing layer being configured to transmit a linear polarization. The display device is more suitable to mobile applications than the conventional devices.
    Type: Application
    Filed: February 20, 2009
    Publication date: January 6, 2011
    Applicant: SHARP KABUSHIKI KAISHA
    Inventors: Ikuo Ninomiya, Nobuaki Yamada, Kazuhiko Tsuda, Akira Sakai
  • Patent number: 7864272
    Abstract: A light leakage is suppressed, and the effect of interference is reduced. A substrate for a reflection type liquid crystal display apparatus disposed opposite to a transparent substrate by sandwiching the liquid crystal and including a semiconductor substrate constituting the reflection type liquid crystal display apparatus, including a plurality of reflection electrodes disposed above the semiconductor substrate so as to be opposed to the transparent substrate, and a metal layer disposed between the semiconductor substrate and the reflection electrodes in order to reflect upward the light entering through a gap of the plurality of reflection electrodes from the above, wherein the metal layer has a concave portion in a region corresponding to the gap.
    Type: Grant
    Filed: November 7, 2008
    Date of Patent: January 4, 2011
    Assignee: Canon Kabushiki Kaisha
    Inventor: Kiyofumi Sakaguchi
  • Patent number: 7859627
    Abstract: An object of the present invention is to provide an antireflective film having an anti-reflection function with which reflection of external light which is incident on the antireflective film can be further reduced and a high-visibility display device having such an antireflective film. The tops of the plurality of pyramidal projections are evenly spaced and each side of the base of a pyramidal projection is in contact with one side of the base of an adjacent pyramidal projection. That is, one pyramidal projection is surrounded by other pyramidal projections, and the base of the pyramidal projection and the base of the adjacent pyramidal projection have a side in common.
    Type: Grant
    Filed: December 5, 2007
    Date of Patent: December 28, 2010
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Jiro Nishida, Yuji Egi, Takeshi Nishi, Shunpei Yamazaki
  • Patent number: 7839474
    Abstract: An antiglare film includes an antiglare layer having particles and a binder matrix on a transparent base material. An antiglare film surface on the antiglare layer side has a concave-convex structure with a ten-point average roughness (Rz1) equal to or larger than 0.08 ?m and equal to or smaller than 0.10 ?m at a cutoff wavelength (?c) of 0.008 mm, the antiglare film surface on the antiglare layer side has a concave-convex structure with a ten-point average roughness (Rz2) equal to or larger than 1.90 ?m and equal to or smaller than 2.50 ?m at a cutoff wavelength (?c) of 0.8 mm, and the antiglare film surface on the antiglare layer side has a concave-convex structure with an average spacing (S) between local peaks equal to or larger than 0.033 mm and equal to or smaller than 0.050 mm at a cutoff wavelength (?c) of 0.8 mm.
    Type: Grant
    Filed: August 29, 2008
    Date of Patent: November 23, 2010
    Assignee: Toppan Printing Co., Ltd.
    Inventors: Hisamitsu Kameshima, Tomo Yoshinari, Yusuke Tochigi, Kae Takahashi, Takahiro Morinaga
  • Patent number: 7830479
    Abstract: The liquid crystal display includes a first display unit, a second display unit, a light absorbing layer disposed on a bottom surface of the first display unit so as to absorb light which has entered the first display unit through a top surface thereof and which has been transmitted by the first liquid crystal, and a control circuit section for effecting a switch between a two-surface display mode in which the second display unit is lapped over the first display unit so as to face the bottom surface thereof with the light absorbing layer interposed between them to display images independent of each other on the first display unit and the second display unit and a high image quality mode in which the second display unit is lapped over the first display unit so as to face the top surface thereof to display the same image on the first and second display units.
    Type: Grant
    Filed: September 1, 2009
    Date of Patent: November 9, 2010
    Assignee: Fujitsu Limited
    Inventor: Masaki Nose
  • Patent number: 7826009
    Abstract: A hybrid polarizer includes an absorbing element having a first major surface and a second major surface. The hybrid polarizer also includes a first birefringent reflective polarizer disposed on the first major surface of the absorbing element, the first birefringent reflective polarizer having a first pass axis and a first block axis. The hybrid polarizer further includes a second birefringent reflective polarizer disposed on the second major surface of the absorbing element, the second reflective polarizer having a second pass axis and a second block axis.
    Type: Grant
    Filed: December 21, 2006
    Date of Patent: November 2, 2010
    Assignee: 3M Innovative Properties Company
    Inventors: Michael F. Weber, Timothy J. Nevitt, Roger J. Strharsky
  • Publication number: 20100265444
    Abstract: A “dam and fill” method for bonding a transparent substrate to a liquid crystal display is disclosed which method provides means for effectively containing uncured/partially cured adhesive prior to bonding using the method. Also described is an associated device, made using the “dam and fill” method, which has precise targeted spacing between the transparent substrate and the liquid crystal display.
    Type: Application
    Filed: November 11, 2008
    Publication date: October 21, 2010
    Applicant: E. I. DU PONT DE NEMOURS AND COMPANY
    Inventor: Thuan V. Nguyen
  • Patent number: 7807238
    Abstract: One embodiment of the present invention is disclosed. A method of manufacturing an antiglare film comprising: forming a film by applying a coating liquid to a transparent substrate; and forming an antiglare layer by curing the film by irradiating the film with ionizing radiation, wherein the coating liquid includes a binder matrix forming material including an ionizing radiation-curable material, particle A and particle B, wherein difference in refractive index between either or both of particle A and particle B, and a cured binder matrix is equal to or more than 0.03, and wherein difference between average refractive index of particle A and particle B calculated based on respective weight of particle A and particle B and refractive index of a binder matrix is equal to or less than 0.03.
    Type: Grant
    Filed: June 25, 2007
    Date of Patent: October 5, 2010
    Assignee: Toppan Printing Co., Ltd.
    Inventors: Kae Takahashi, Hisamitsu Kameshima, Yasuhiro Miyauchi
  • Publication number: 20100245707
    Abstract: A protection plate integrated liquid crystal display panel, including: a liquid crystal display panel having an optical sheet stuck thereto so as to be overlapped with the whole of a screen area; a protection plate arranged to be opposed to the optical sheet of the liquid crystal display panel; a spacer including a first layer arranged on an outside of the screen area between the optical sheet and the protection plate and a second layer arranged between the first layer and the protection plate; and a resin layer filled up and polymerized between the liquid crystal display panel and the protection plate in an area enclosed with the spacer. The first layer is formed to extend from an inner area of a periphery of the optical sheet to the external area of the same, and the second layer is discontinuously arranged on the first layer.
    Type: Application
    Filed: March 24, 2010
    Publication date: September 30, 2010
    Applicant: Casio Computer Co., Ltd.
    Inventor: Tatsuhito HARADA
  • Patent number: 7803449
    Abstract: An optical film comprising a transparent support and a layer having internal scattering properties, wherein the optical film has an image sharpness, as measured in an optical comb width of 0.5 mm in conformity to JIS K7105, of from 30.0% to 99.9%, a haze value as caused by surface scattering of less than 3%, and a haze value as caused by internal scattering of from 15 to 40%.
    Type: Grant
    Filed: August 2, 2006
    Date of Patent: September 28, 2010
    Assignee: Fujifilm Corporation
    Inventors: Katsumi Inoue, Tetsuya Asakura
  • Patent number: 7804558
    Abstract: Manufacture of a liquid crystal display is disclosed. The liquid crystal display includes a backlight unit, a backlight unit-side polarizing plate, and a liquid crystal cell held by two glass plates, the liquid crystal cell having an electrode, a liquid crystal layer, an alignment layer, and a color filter arranged between the glass plates. The liquid crystal display also includes a transparent front plate arranged at a side of the liquid crystal cell opposite to the backlight unit, a polarizing plate attached to the liquid crystal cell, and a transparent organic medium layer arranged between the front plate and the liquid crystal cell. Since the front plate is provided at the outermost surface of an image display portion, and the transparent organic medium is filled between the front plate and the liquid crystal module, it is possible to achieve an improvement in wear resistance and a reduction in reflectance.
    Type: Grant
    Filed: June 30, 2006
    Date of Patent: September 28, 2010
    Assignee: Hitachi Displays, Ltd.
    Inventors: Hiroshi Sasaki, Makiko Sugibayashi, Yuka Utsumi, Yasushi Tomioka, Katsumi Kondo
  • Patent number: 7800726
    Abstract: A polarizing plate, which can achieve improved brightness with a reduced total-reflection region by appropriately regulating the height or interval of protrusions formed at a surface of the polarizing plate, thereby reducing eye fatigue, and a liquid crystal display device using the polarizing plate are disclosed. The polarizing plate includes a polarizing film, a protective layer formed at a lower surface of the polarizing film, and an anti-glare layer formed at an upper surface of the polarizing film, the anti-glare layer containing a plurality of polymer balls mixed therein such that protrusions, having substantially the same height as one another, are formed at a surface of the anti-glare layer by a predetermined interval.
    Type: Grant
    Filed: August 17, 2007
    Date of Patent: September 21, 2010
    Assignee: LG Display Co., Ltd.
    Inventor: Hyoung June Kim
  • Publication number: 20100171889
    Abstract: An outdoor weather-resistant display may include a housing, an air-inlet, an air-outlet, a liquid crystal panel, a fan, and a thermostat. The air-inlet may be disposed through the housing into a cavity. The air-outlet may be disposed through the housing out of the cavity. The fan may be positioned to move air from outside the housing, through the air-inlet, into the cavity, across the liquid crystal panel, and out of the cavity through the air-outlet to outside the housing. The thermostat may have a temperature sensor within the cavity which provides temperature readings. The thermostat may control operation of the fan based on the temperature readings in order to regulate temperature within the cavity. The outdoor weather-resistant display may have further components to allow the display to operate in varying weather conditions, and to allow for wireless operation.
    Type: Application
    Filed: January 6, 2009
    Publication date: July 8, 2010
    Inventors: Joseph Pantel, Liao Chun Chi
  • Publication number: 20100157224
    Abstract: A liquid crystal display device is provided. The liquid crystal display device according to an exemplary embodiment includes a backlight unit; a liquid crystal display panel located on the backlight unit; a polarization plate located on the liquid crystal display panel; and a tempered glass plate located on the polarization plate, the tempered glass plate including an anti-reflection layer having at least one of a non-conductive oxide film and a conductive oxide film, wherein a conductive tape is connected to a portion of the anti-reflection layer.
    Type: Application
    Filed: April 7, 2009
    Publication date: June 24, 2010
    Inventor: Sejune Kim
  • Patent number: 7732219
    Abstract: A system for the detection of ligands comprising at least one receptor and an amplification mechanism coupled to the receptor wherein an amplified signal is produced as a result of receptor binding a ligand. Examples of suitable amplification mechanisms include antibody-embedded liquid crystalline materials; use of alpha-2-macroglobulin to encage an enzyme, whereby the enzyme is separated from its substrate by an receptor; and a receptor engineered to inhibit the active of site of an enzyme only in the absence of a ligand. Also provided are methods for the automatic detection of ligands.
    Type: Grant
    Filed: September 10, 2007
    Date of Patent: June 8, 2010
    Assignee: Kent State University
    Inventors: Christopher J. Woolverton, Gary D. Niehaus, Kathleen J. Doane, Oleg D. Lavrentovich, Steven P. Schmidt, Steven A. Signs
  • Patent number: 7719745
    Abstract: A display device includes the following elements. A display has a display area and includes an electro-optic layer and a light-reflecting layer reflecting light emitted from the electro-optic layer to the viewing side of the display device, the light-reflecting layer being arranged in the display area. A plate-shaped exterior has a frame area including a portion located outside the periphery of the display. An antireflective plate continuously covers both of the display area and the frame area. The antireflective plate prevents external light, which enters the viewing side of the display device and is reflected by the light-reflecting layer or the frame area, from emerging on the viewing side.
    Type: Grant
    Filed: July 7, 2008
    Date of Patent: May 18, 2010
    Assignee: Seiko Epson Corporation
    Inventor: Tadashi Yamada
  • Patent number: 7708414
    Abstract: An antiglare film is disclosed including a transparent substrate; and an antiglare layer including a binder matrix and a particle, wherein reflectivity of 5° angle of a surface of the antiglare film which surface is in the antiglare layer side among both sides of the antiglare film is 2.4-4.4%, wherein image clarity (C(0.5)+C(1.0)+C(2.0)) measured by reflection method on an antiglare layer side is 20-70%, and wherein difference in refractive index between the binder matrix and the particle is equal to or less than 0.07.
    Type: Grant
    Filed: September 28, 2007
    Date of Patent: May 4, 2010
    Assignee: Toppan Printing Co., Ltd.
    Inventors: Hisamitsu Kameshima, Tomoya Oohira, Tomo Yoshinari, Kae Takahashi
  • Patent number: 7695781
    Abstract: An antireflective film comprising a transparent substrate and a low refractive index layer formed by coating a low refractive index layer-forming composition, wherein the low refractive index layer-forming composition contains at least one of a hydrolysate of an organosilyl compound represented by the following formula (1) and a partial condensation product of the hydrolysate, and an outermost face of the antireflective film has a centerline surface roughness Ra of from 0.005 to 0.20 ?m: R11mSi(X11)n??(1) wherein X11 represents —OH, a halogen atom, —OR12 or —OCOR12 in which R12 represents an alkyl group; R11 represents an alkyl group, an alkenyl group or an aryl group; and m and n are each a positive integer provided that m+n is 4.
    Type: Grant
    Filed: February 16, 2005
    Date of Patent: April 13, 2010
    Assignee: Fujifilm Corporation
    Inventors: Hiroyuki Yoneyama, Yukihiko Kanazawa
  • Patent number: 7695782
    Abstract: An optical laminate comprising an anti-reflection film 1, polarizing film 2, adhesive layer 3, glass cell for liquid crystal display 4, adhesive layer 5 and polarizing film 6 laminated sequentially, wherein the ratio (B/A) of the maximum value B of the loss tangent of the adhesive layer 5 to the maximum value A of the loss tangent of the adhesive layer 3 is 1.1 or more. The maximum value of the loss tangent means the maximum value of loss modulus (E?) storage modulus (E?) (=tan ?), each measured by heating the adhesive layer in a temperature range of ?70° C. to 200° C. at a temperature rising rate of 4° C./min and a frequency of 1 Hz.
    Type: Grant
    Filed: September 14, 2005
    Date of Patent: April 13, 2010
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Ryu Takeko, Akira Kawamura, Atsushi Higo
  • Patent number: 7691459
    Abstract: An inorganic fine particle-containing composition comprising a silylation-treated inorganic oxide fine particle, which comprises 1.4 or more silyl groups per a surface area of 1 nm2 of the inorganic oxide fine particle.
    Type: Grant
    Filed: March 22, 2006
    Date of Patent: April 6, 2010
    Assignee: Fujifilm Corporation
    Inventors: Hirokazu Nishimura, Yasuhiro Okamoto, Hiroyuki Yoneyama
  • Patent number: 7649733
    Abstract: An image display device having an image display panel, the image display device including: as a casing, a base part mountable on a horizontal surface, a rising part rising from the base part in a state of being inclined frontward at a predetermined angle, and a panel retaining part connected to an upper part of the rising part, the panel retaining part retaining the image display panel; and a speaker disposed in an upper surface of the base part with an acoustic output surface of the speaker facing upward, sound output from the speaker being reflected by the rising part.
    Type: Grant
    Filed: December 7, 2007
    Date of Patent: January 19, 2010
    Assignee: Sony Corporation
    Inventor: Tatsuya Sakata
  • Patent number: 7645502
    Abstract: An anti-dazzling film is provided, which includes a triacetylcellulose film and an anti-dazzling layer provided on the triacetylcellulose film. The anti-dazzling layer includes a coating composition including an acrylic light transparent resin, plastic light transparent fine particles, and a leveling agent including a copolymer including (meth)acrylic acid repeating units containing at least one perfluoroalkyl group having 8 or more carbon atoms and (meth)acrylic acid repeating units having at least one bornane ring. A low-refractive index layer is provided on the anti-dazzling film to constitute an antireflection film.
    Type: Grant
    Filed: October 6, 2004
    Date of Patent: January 12, 2010
    Assignees: Dai Nippon Printing Co., Ltd., Fuji Photo Film Co., Ltd.
    Inventors: Koichi Mikami, Yukimitsu Iwata, Norinaga Nakamura, Naohiro Matsunaga
  • Publication number: 20090290112
    Abstract: A display device includes an optical member arranged on a display surface side of a display device, wherein the optical member comprises a plurality of concaves on a surface thereof, and wherein each of the concaves is formed with three planes crossing at right angles each other.
    Type: Application
    Filed: July 29, 2009
    Publication date: November 26, 2009
    Applicant: NEC LCD TECHNOLOGIES, LTD.
    Inventor: Takeshi SASAKI
  • Publication number: 20090279024
    Abstract: A cholesteric liquid crystal display device (24) has a protective sheet (40) or a stack of protective sheets adhered to the substrate (11) at the front of a stack of cells (10B, 10G, 10R) containing cholesteric liquid crystal material (19). The protective sheet is adhered by a layer of adhesive (40) which is either an adhesive curable by heat or an adhesive curable by light. The adhesive contains a UV blocking agent, for example, a compound based on benzophenone, having a property of reducing the transmission of ultra-violet light through the adhesive. The protective sheet (s) provides protection to the display device and may be made of glass or plastic. Adhering the protective sheet (s) with an adhesive provides the advantages of being much cheaper to implement than laminated glass and of allowing the adhesive to contain the UV blocking agent for UV protection of the cholesteric liquid crystal material.
    Type: Application
    Filed: May 17, 2007
    Publication date: November 12, 2009
    Inventors: David Coates, Anthony Orlando Alkins, Andrew David Pearson
  • Publication number: 20090279035
    Abstract: The present invention provides an antiglare film which has (1) appropriate antiglare properties in a frontal direction, (2) no white-blurring (3) no surface appearance such as a kind of orange on the surface of an antiglare layer's side. It is a feature of the antiglare film of the present invention that it has an antiglare layer on a transparent substrate and the antiglare layer includes a binder matrix and particles of an acrylate-styrene copolymer. In addition, the binder matrix includes an acrylic material having a hydroxyl group, a quotient (RA/H) obtained by dividing the average diameter of the particle (RA) by the average thickness of the antiglare layer (H) is in the range of 0.30-0.
    Type: Application
    Filed: May 1, 2009
    Publication date: November 12, 2009
    Applicant: Toppan Printing Co., Ltd.
    Inventors: Takahiro Morinaga, Yusuke Tochigi, Hideaki Honma, Takashi Nishihara
  • Patent number: 7609348
    Abstract: Measures are taken against the problem that a conductive matter is attached to an organic film in the vicinity of terminal sections of a display device, which causes electrical connection between the terminals when the terminals are connected to a flexible wiring board. An organic passivation film is formed to the vicinity of the end of the substrate, and a conductive matter is attached to the edge of the organic passivation film. The conductive attachment is divided by extending a bridge section of the organic passivation film to the end of the substrate. Thus, even if a flexible wiring board is connected thereto, the electrical connection between the terminals can be prevented.
    Type: Grant
    Filed: October 11, 2007
    Date of Patent: October 27, 2009
    Assignee: Hitachi Displays, Ltd.
    Inventors: Takanori Nakayama, Ryouhei Suzuki, Atsuhiro Katayama
  • Patent number: 7589801
    Abstract: A display device includes a thin film transistor (TFT) substrate, a countering substrate facing the TFT substrate, a sealant, and a liquid crystal layer interposed between the TFT substrate and the countering substrate. The TFT substrate includes a substrate having a display area and a peripheral area, a first TFT formed in the peripheral area and including a semiconductor layer and a resistive contact member formed on the semiconductor layer, a light blocking semiconductor pattern, a second TFT formed in the display area and including a gate electrode. The sealant couples the TFT substrate to the countering substrate, and covers the first TFT.
    Type: Grant
    Filed: March 26, 2007
    Date of Patent: September 15, 2009
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Joo-Sun Yoon
  • Publication number: 20090213304
    Abstract: Exemplary embodiments provide a system for thermally controlling an electronic display. A glass substrate containing a pyrolytic electrically conductive layer is utilized. The electrically conductive layer may be used as a passive thermal insulator or may be electrically energized to further heat the glass substrate. The glass may be used with a closed loop plenum which may further heat/cool the display. Additional glass layers may be added in order to polarize light or provide anti-reflective properties.
    Type: Application
    Filed: September 19, 2008
    Publication date: August 27, 2009
    Applicant: MANUFACTURING RESOURCES INTERNATIONAL, INC.
    Inventors: William Dunn, Ware Bedell, Michael LeCave
  • Patent number: 7576805
    Abstract: A display device includes a light guide plate which includes a light transmission portion and an antireflection portion at two opposite end faces and which is provided with a light extraction portion in part of a surface, respective light sources which are arranged on outer sides of the two opposite end faces, a transmission liquid crystal panel located adjacent to the light extraction portion, and a synchronous drive unit that alternately turns ON the light sources and that displays an image that is synchronous with an alternating turn-ON operation of the transmission liquid crystal panel.
    Type: Grant
    Filed: October 5, 2005
    Date of Patent: August 18, 2009
    Assignee: Mitsubishi Denki Kabushiki Kaisha
    Inventors: Atsushi Ito, Akimasa Yuuki, Nobuyuki Zumoto, Toshiyuki Yoneda, Tomohiro Sasagawa
  • Publication number: 20090190078
    Abstract: The present invention relates to a flat-panel display member, including at least an anti-reflection layer, an electrically conductive layer and a transparent resin layer, having the anti-reflection layer disposed on a first face of the electrically conductive layer, and having the transparent resin layer disposed on a second face on the other side of the first face of the electrically conductive layer, wherein a peripheral portion of the above flat-panel display member has an electrode reaching the above electrically conductive layer or the above transparent resin layer from the outermost surface of said first face side. The present invention provides a flat-panel display member capable of being produced with good production efficiency and excellent in electromagnetic wave shielding performance and visibility, and its manufacturing method.
    Type: Application
    Filed: August 23, 2006
    Publication date: July 30, 2009
    Applicant: TORAY INDUSTRIES, INC.
    Inventors: Yuko Mikami, Takayoshi Kirimoto, Keiji Iwanaga, Toru Matsumoto, Junichi Suga
  • Publication number: 20090190079
    Abstract: The invention provides, an electro-optic device that can include a pair of substrates sandwiching an electro-optic substance therebetween. The electro-optic device can further include a coating member including an antistatic material and being disposed on a surface not opposing the electro-optic substance of at least one of the pair of substrates. Accordingly, problems of dust adhesion on the surface of the electro-optic device and dust projection can be solved so as to enable images with high quality to be displayed.
    Type: Application
    Filed: May 12, 2008
    Publication date: July 30, 2009
    Applicant: SEIKO EPSON CORPORATION
    Inventor: Hiromi Saitoh
  • Patent number: 7557885
    Abstract: The medical display includes a display device of a matrix type having a resolution of 100 to 300 ppi to display a medical image and at least one anti-reflection layer on a side of a front surface of said display device. The medical display system includes the medical display and a luminance meter measuring luminance. The anti-reflection layer has an average specular reflectivity of 0.5% or less at an incident angle of 5° in a wavelength range of 450 to 650 nm, receives light from a CIE standard light source D65 at an incident angle of 5° in a wavelength range of 380 to 780 nm to reflect the light as regular reflection light whose color falls within a range of ?7?a*?7 and ?10?b*?10 in terms of a* and b* values of CIE 1976 L*a*b* color space, and is placed on a surface whose flatness is defined by an arithmetic average height Ra and a maximum height Rz according to JIS B 0601-2001, with Ra set at 0.02 ?m or less and Rz set at 0.04 ?m or less.
    Type: Grant
    Filed: February 9, 2004
    Date of Patent: July 7, 2009
    Assignee: FUJIFILM Corporation
    Inventors: Akira Yamaguchi, Kazuhiro Nakamura
  • Patent number: 7542118
    Abstract: An antiglare film is disclosed comprising a transparent substrate and an antiglare layer including a binder matrix and a particle, wherein center line average roughness Ra of a surface of an antiglare film which surface is on an antiglare layer side among both sides of an antiglare film is 0.06-0.17 ?m, wherein reflectivity of 5° angle of the surface is 2.4-4.4%, and wherein difference in refractive index between the binder matrix and the particle is equal to or less than 0.07.
    Type: Grant
    Filed: September 6, 2007
    Date of Patent: June 2, 2009
    Assignee: Toppan Printing Co., Ltd.
    Inventors: Yasuhiro Miyauchi, Yu Matsuura, Hisamitsu Kameshima
  • Publication number: 20090135356
    Abstract: An anti-reflection film comprising: a transparent support; at least one high refractive index hard coat layer; and a low refractive index layer disposed as an outermost layer, in this order, wherein (i) the high refractive index hard coat layer has a refractive index of 1.55 or more and a thickness of 4 to 15 ?m; (ii) the anti-reflection film has a surface roughness Ra (center line average roughness) of 0.10 ?m or less; and (iii) the low refractive index layer comprises a hollow silica microparticle having an average particle diameter of 5 to 200 nm and a refractive index of 1.17 to 1.40.
    Type: Application
    Filed: September 6, 2005
    Publication date: May 28, 2009
    Applicant: FUJIFILM CORPORATION
    Inventor: Takumi Ando
  • Patent number: 7537828
    Abstract: Antireflective films and low refractive index compositions are described. The low refractive index layer comprises the reaction product of a composition comprising at least one free-radically polymerizable material having a high fluorine content, and at least one free-radically polymerizable fluoropolyether urethane material.
    Type: Grant
    Filed: June 13, 2006
    Date of Patent: May 26, 2009
    Assignee: 3M Innovative Properties Company
    Inventors: William D. Coggio, Thomas P. Klun, Chuntao Cao
  • Publication number: 20090122238
    Abstract: A protection filter for a liquid crystal display (LCD) includes a transparent substrate and a heat-blocking film comprising a metallic compound thin film and a transparent metallic thin film which are alternately formed on the transparent substrate.
    Type: Application
    Filed: November 11, 2008
    Publication date: May 14, 2009
    Applicant: SAMSUNG CORNING PRECISION GLASS CO., LTD.
    Inventors: Dong-Keun Sin, Ji-Yoon Seo, Moon-Jin Choi, Sang Yoon Oh, Dae Chul Park
  • Patent number: 7524553
    Abstract: An object of the present invention is to provide an optical film assured of reflectance low enough to suppress glaring and excellent in the scratch resistance, antifouling property and antistatic property, and another object is to provide a polarizing plate and a display, using such an antireflection film. These objects can be attained by an optical film, particularly, an antireflection film, containing a support and a thin film layer formed by coating a composition containing fine particles and a binder, in which the SP value ((B/A)×100)) which is a ratio of an average particle filling factor (B) in the region of 30% of the film thickness on the upper side opposite the support to an average particle filling factor (A) in the entirety of the thin film layer is 90% or less; and a polarizing plate and an image display, using the optical film.
    Type: Grant
    Filed: May 25, 2005
    Date of Patent: April 28, 2009
    Assignee: Fujifilm Corporation
    Inventors: Hiroyuki Yoneyama, Katsumi Inoue, Akira Ikeda, Satomi Suzuki
  • Publication number: 20090096972
    Abstract: An antiglare film includes an antiglare layer having a binder matrix, and particles A and particles B therein on a transparent substrate. A difference in density between the particles A and particles B is 0.2 g/cm3 or less. The quotient value (RA/H), which is obtained by division of the average diameter of the particles A (RA) by the average thickness of the antiglare layer (H), is in the 0.40-0.80 range. The quotient value (RB/RA), which is obtained by division of the average diameter of the particles B (RB) by the average diameter of the particles A (RA), is in the 0.20-0.60 range. The quotient value ((wA+wB)/wM), which is obtained by dividing the sum of the content of the particles A (wA) and that of the particles B (wB) in the antiglare layer (wA+wB) by the content of the binder matrix in the antiglare layer (wM), is in the 0.10-0.40 range. The quotient value (wB/wA), which is obtained by division of the content of the particles B (wB) by that of the particles A (wA) in the antiglare layer, is in the 0.
    Type: Application
    Filed: October 6, 2008
    Publication date: April 16, 2009
    Applicant: Toppan Printing Co., Ltd.
    Inventor: Hisamitsu Kameshima
  • Publication number: 20090086120
    Abstract: An object of the present invention is to propose the structure and constitution of a liquid crystal display device having a protection plate, which prevents exfoliation of black painting at ends of the protection plate when dust on the protection plate of the liquid crystal display device is wiped off, thus preventing degradation of design features.
    Type: Application
    Filed: August 15, 2008
    Publication date: April 2, 2009
    Inventors: Hiroshi Sasaki, Makiko Sugibayashi, Yasushi Tomioka, Katsumi Kondo
  • Patent number: 7505104
    Abstract: An antiglare antireflective film is provided and includes: a transparent substrate; and at least one layer. The antiglare antireflective film having a surface having asperities in which: 15% to 70% of the total asperities are asperities, each having a tilt angle of 1° or below, which a line normal to each asperity profile form with a line normal to the transparent substrate; and at most 3% of the total asperities are asperities, each having the tilt angle of 10° or above.
    Type: Grant
    Filed: September 14, 2006
    Date of Patent: March 17, 2009
    Assignee: FUJIFILM CORPORATION
    Inventors: Jun Watanabe, Shinya Kato