Antireflection Layer Patents (Class 349/137)
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Patent number: 7973875Abstract: 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: GrantFiled: August 23, 2006Date of Patent: July 5, 2011Assignee: Toray Advanced Film Co., LtdInventors: Yuko Mikami, Takayoshi Kirimoto, Keiji Iwanaga, Toru Matsumoto, Junichi Suga
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Publication number: 20110149222Abstract: 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: ApplicationFiled: April 12, 2010Publication date: June 23, 2011Applicants: SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD., CHI MEI COMMUNICATION SYSTEMS, INC.Inventor: TAO ZHANG
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Patent number: 7956972Abstract: 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: GrantFiled: September 25, 2008Date of Patent: June 7, 2011Assignee: Himax Technologies LimitedInventors: Bing-Jei Liao, Kuan-Hsu Fan Chiang, Teng-Kuei Wu
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Publication number: 20110128489Abstract: 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: ApplicationFiled: April 28, 2010Publication date: June 2, 2011Applicant: Rensselaer Polytechnic InstituteInventors: Jaehee Cho, E. Fred Schubert, Xing Yan
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Publication number: 20110128457Abstract: 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: ApplicationFiled: February 8, 2011Publication date: June 2, 2011Applicant: TRANSITIONS OPTICAL, INC.Inventors: Meng He, Anil Kumar, Peter C. Foller, Chenguang Li, Ruisong Xu, Jiping Shao
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Patent number: 7939576Abstract: 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: GrantFiled: November 27, 2006Date of Patent: May 10, 2011Assignee: Fujifilm CorporationInventor: Yuuichi Fukushige
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Publication number: 20110102721Abstract: 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: ApplicationFiled: May 13, 2009Publication date: May 5, 2011Applicant: SHARP KABUSHIKI KAISHAInventor: Hiromi Enomoto
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Patent number: 7932974Abstract: 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: GrantFiled: December 31, 2007Date of Patent: April 26, 2011Assignee: Seiko Epson CorporationInventor: Masahiro Yasukawa
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Patent number: 7916250Abstract: 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: GrantFiled: November 9, 2006Date of Patent: March 29, 2011Assignee: Sharp Kabushiki KaishaInventors: Katsuhiro Kikuchi, Masumi Kubo, Takayuki Natsume
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Patent number: 7894006Abstract: 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: GrantFiled: July 9, 2007Date of Patent: February 22, 2011Assignee: Samsung Electronics Co., Ltd.Inventors: Jin-Young Choi, Seok-Je Seong, Jin Jeon
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Publication number: 20110001912Abstract: 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: ApplicationFiled: February 20, 2009Publication date: January 6, 2011Applicant: SHARP KABUSHIKI KAISHAInventors: Ikuo Ninomiya, Nobuaki Yamada, Kazuhiko Tsuda, Akira Sakai
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Patent number: 7864272Abstract: 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: GrantFiled: November 7, 2008Date of Patent: January 4, 2011Assignee: Canon Kabushiki KaishaInventor: Kiyofumi Sakaguchi
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Patent number: 7859627Abstract: 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: GrantFiled: December 5, 2007Date of Patent: December 28, 2010Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventors: Jiro Nishida, Yuji Egi, Takeshi Nishi, Shunpei Yamazaki
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Patent number: 7839474Abstract: 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: GrantFiled: August 29, 2008Date of Patent: November 23, 2010Assignee: Toppan Printing Co., Ltd.Inventors: Hisamitsu Kameshima, Tomo Yoshinari, Yusuke Tochigi, Kae Takahashi, Takahiro Morinaga
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Patent number: 7830479Abstract: 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: GrantFiled: September 1, 2009Date of Patent: November 9, 2010Assignee: Fujitsu LimitedInventor: Masaki Nose
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Patent number: 7826009Abstract: 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: GrantFiled: December 21, 2006Date of Patent: November 2, 2010Assignee: 3M Innovative Properties CompanyInventors: Michael F. Weber, Timothy J. Nevitt, Roger J. Strharsky
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Publication number: 20100265444Abstract: 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: ApplicationFiled: November 11, 2008Publication date: October 21, 2010Applicant: E. I. DU PONT DE NEMOURS AND COMPANYInventor: Thuan V. Nguyen
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Patent number: 7807238Abstract: 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: GrantFiled: June 25, 2007Date of Patent: October 5, 2010Assignee: Toppan Printing Co., Ltd.Inventors: Kae Takahashi, Hisamitsu Kameshima, Yasuhiro Miyauchi
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Publication number: 20100245707Abstract: 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: ApplicationFiled: March 24, 2010Publication date: September 30, 2010Applicant: Casio Computer Co., Ltd.Inventor: Tatsuhito HARADA
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Patent number: 7803449Abstract: 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: GrantFiled: August 2, 2006Date of Patent: September 28, 2010Assignee: Fujifilm CorporationInventors: Katsumi Inoue, Tetsuya Asakura
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Patent number: 7804558Abstract: 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: GrantFiled: June 30, 2006Date of Patent: September 28, 2010Assignee: Hitachi Displays, Ltd.Inventors: Hiroshi Sasaki, Makiko Sugibayashi, Yuka Utsumi, Yasushi Tomioka, Katsumi Kondo
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Patent number: 7800726Abstract: 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: GrantFiled: August 17, 2007Date of Patent: September 21, 2010Assignee: LG Display Co., Ltd.Inventor: Hyoung June Kim
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Publication number: 20100171889Abstract: 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: ApplicationFiled: January 6, 2009Publication date: July 8, 2010Inventors: Joseph Pantel, Liao Chun Chi
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Publication number: 20100157224Abstract: 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: ApplicationFiled: April 7, 2009Publication date: June 24, 2010Inventor: Sejune Kim
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Patent number: 7732219Abstract: 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: GrantFiled: September 10, 2007Date of Patent: June 8, 2010Assignee: Kent State UniversityInventors: Christopher J. Woolverton, Gary D. Niehaus, Kathleen J. Doane, Oleg D. Lavrentovich, Steven P. Schmidt, Steven A. Signs
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Patent number: 7719745Abstract: 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: GrantFiled: July 7, 2008Date of Patent: May 18, 2010Assignee: Seiko Epson CorporationInventor: Tadashi Yamada
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Patent number: 7708414Abstract: 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: GrantFiled: September 28, 2007Date of Patent: May 4, 2010Assignee: Toppan Printing Co., Ltd.Inventors: Hisamitsu Kameshima, Tomoya Oohira, Tomo Yoshinari, Kae Takahashi
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Patent number: 7695781Abstract: 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: GrantFiled: February 16, 2005Date of Patent: April 13, 2010Assignee: Fujifilm CorporationInventors: Hiroyuki Yoneyama, Yukihiko Kanazawa
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Patent number: 7695782Abstract: 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: GrantFiled: September 14, 2005Date of Patent: April 13, 2010Assignee: Sumitomo Chemical Company, LimitedInventors: Ryu Takeko, Akira Kawamura, Atsushi Higo
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Patent number: 7691459Abstract: 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: GrantFiled: March 22, 2006Date of Patent: April 6, 2010Assignee: Fujifilm CorporationInventors: Hirokazu Nishimura, Yasuhiro Okamoto, Hiroyuki Yoneyama
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Patent number: 7649733Abstract: 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: GrantFiled: December 7, 2007Date of Patent: January 19, 2010Assignee: Sony CorporationInventor: Tatsuya Sakata
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Patent number: 7645502Abstract: 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: GrantFiled: October 6, 2004Date of Patent: January 12, 2010Assignees: Dai Nippon Printing Co., Ltd., Fuji Photo Film Co., Ltd.Inventors: Koichi Mikami, Yukimitsu Iwata, Norinaga Nakamura, Naohiro Matsunaga
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Publication number: 20090290112Abstract: 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: ApplicationFiled: July 29, 2009Publication date: November 26, 2009Applicant: NEC LCD TECHNOLOGIES, LTD.Inventor: Takeshi SASAKI
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Publication number: 20090279024Abstract: 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: ApplicationFiled: May 17, 2007Publication date: November 12, 2009Inventors: David Coates, Anthony Orlando Alkins, Andrew David Pearson
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Publication number: 20090279035Abstract: 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: ApplicationFiled: May 1, 2009Publication date: November 12, 2009Applicant: Toppan Printing Co., Ltd.Inventors: Takahiro Morinaga, Yusuke Tochigi, Hideaki Honma, Takashi Nishihara
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Patent number: 7609348Abstract: 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: GrantFiled: October 11, 2007Date of Patent: October 27, 2009Assignee: Hitachi Displays, Ltd.Inventors: Takanori Nakayama, Ryouhei Suzuki, Atsuhiro Katayama
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Patent number: 7589801Abstract: 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: GrantFiled: March 26, 2007Date of Patent: September 15, 2009Assignee: Samsung Electronics Co., Ltd.Inventor: Joo-Sun Yoon
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Publication number: 20090213304Abstract: 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: ApplicationFiled: September 19, 2008Publication date: August 27, 2009Applicant: MANUFACTURING RESOURCES INTERNATIONAL, INC.Inventors: William Dunn, Ware Bedell, Michael LeCave
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Patent number: 7576805Abstract: 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: GrantFiled: October 5, 2005Date of Patent: August 18, 2009Assignee: Mitsubishi Denki Kabushiki KaishaInventors: Atsushi Ito, Akimasa Yuuki, Nobuyuki Zumoto, Toshiyuki Yoneda, Tomohiro Sasagawa
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Publication number: 20090190078Abstract: 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: ApplicationFiled: August 23, 2006Publication date: July 30, 2009Applicant: TORAY INDUSTRIES, INC.Inventors: Yuko Mikami, Takayoshi Kirimoto, Keiji Iwanaga, Toru Matsumoto, Junichi Suga
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Publication number: 20090190079Abstract: 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: ApplicationFiled: May 12, 2008Publication date: July 30, 2009Applicant: SEIKO EPSON CORPORATIONInventor: Hiromi Saitoh
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Patent number: 7557885Abstract: 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: GrantFiled: February 9, 2004Date of Patent: July 7, 2009Assignee: FUJIFILM CorporationInventors: Akira Yamaguchi, Kazuhiro Nakamura
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Patent number: 7542118Abstract: 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: GrantFiled: September 6, 2007Date of Patent: June 2, 2009Assignee: Toppan Printing Co., Ltd.Inventors: Yasuhiro Miyauchi, Yu Matsuura, Hisamitsu Kameshima
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Publication number: 20090135356Abstract: 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: ApplicationFiled: September 6, 2005Publication date: May 28, 2009Applicant: FUJIFILM CORPORATIONInventor: Takumi Ando
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Patent number: 7537828Abstract: 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: GrantFiled: June 13, 2006Date of Patent: May 26, 2009Assignee: 3M Innovative Properties CompanyInventors: William D. Coggio, Thomas P. Klun, Chuntao Cao
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Publication number: 20090122238Abstract: 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: ApplicationFiled: November 11, 2008Publication date: May 14, 2009Applicant: SAMSUNG CORNING PRECISION GLASS CO., LTD.Inventors: Dong-Keun Sin, Ji-Yoon Seo, Moon-Jin Choi, Sang Yoon Oh, Dae Chul Park
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Patent number: 7524553Abstract: 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: GrantFiled: May 25, 2005Date of Patent: April 28, 2009Assignee: Fujifilm CorporationInventors: Hiroyuki Yoneyama, Katsumi Inoue, Akira Ikeda, Satomi Suzuki
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Publication number: 20090096972Abstract: 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: ApplicationFiled: October 6, 2008Publication date: April 16, 2009Applicant: Toppan Printing Co., Ltd.Inventor: Hisamitsu Kameshima
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Publication number: 20090086120Abstract: 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: ApplicationFiled: August 15, 2008Publication date: April 2, 2009Inventors: Hiroshi Sasaki, Makiko Sugibayashi, Yasushi Tomioka, Katsumi Kondo
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Patent number: 7505104Abstract: 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: GrantFiled: September 14, 2006Date of Patent: March 17, 2009Assignee: FUJIFILM CORPORATIONInventors: Jun Watanabe, Shinya Kato