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Class 349/96 - Polarizer


Subclass of Class 349 - Liquid crystal cells, elements and systems
Definition: Subject matter wherein the cell structure includes a means
No. of patents: 1088
Last issue date: 05/29/2012


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NumberTitleIssue Date
8189139Display device with stacked polarizers
An object of the present invention is to provide a display device having a high contrast ratio by a simple and easy method. Another object of the present invention is to manufacture such a display device having a high contrast ratio at low cost. The present inventio...
05/29/2012
8184241Liquid crystal display device
The present invention mechanically protects a surface of a miniaturized liquid crystal display device for mobile phone or the like without deteriorating image quality and without increasing a thickness of a whole display device. To achieve such an object, in the pre...
05/22/2012
8184242Liquid crystal display
A liquid crystal display comprises: first and second panels facing each other; a compensation film and a first polarizer disposed on the first panel, the compensation film having phase retardation characteristics; and a second polarizer having a supporting film disp...
05/22/2012
8179501Liquid crystal display device having an elliptical polarizer with first and second anisotropic layers
An elliptical polarizer is provided having excellent viewing angle improving effects. The elliptical polarizer includes a polarizer, a first optical anisotropic layer, and a second optical anisotropic layer, laminated in this order. The first optical anisotropic lay...
05/15/2012
8179500Polarization film
A polarization film comprising at least a polarization layer subject to a laminating treatment along a predetermined laminating direction, wherein the polarization film further comprises an adhesive layer that is capable of being affixed onto a base and has a maxima...
05/15/2012
8174645Electronic display device comprising polarizing switch and pattern polarizer
An electronic display device including a display unit for displaying an image and a light controller disposed in front of the display unit. The light controller includes a polarizing switch for controlling a polarizing direction using an electrical signal, and a pat...
05/08/2012
8164716Polarization beam splitter and optical system
A polarization beam splitter (PBS) includes a first prism, a second prism, an alignment layer, and a cholesteric liquid crystal (CLC) layer. The first prism has two first surfaces adjacent to each other and a first slanted surface that forms a first included angle w...
04/24/2012
8164717Liquid crystal display and display
A liquid crystal display includes a liquid crystal display panel having a first substrate, a second substrate disposed on an observer side with respect to the first substrate and opposed to the first substrate, a liquid crystal held between the first substrate and t...
04/24/2012
8164715Polarizer and liquid crystal display using the same
Disclosed is a liquid crystal display and a polarizing plate used in the same. The liquid crystal display includes a liquid crystal cell and a first polarizing plate and a second polarizing plate respectively provided on each side of the liquid crystal cell. The fir...
04/24/2012
8159635Liquid crystal display device
A liquid crystal display device is provided and includes: a liquid crystal cell including a pair of transparent glass substrates each having a transparent electrode, and a nematic liquid crystal between the pair of the transparent glass substrates; and a pair of pol...
04/17/2012
8159634Liquid crystal display device
A liquid crystal display device includes: a backlight; a liquid crystal cell; a first polarizing plate provided between the liquid crystal cell and the backlight; a second polarizing plate provided in opposite side to the first polarizing plate with respect to the l...
04/17/2012
8154690Polarized-light splitting device, display including the same, method of manufacturing the same, and apparatus for manufacturing the same
A polarized-light splitting device includes a transmissive base member having a base portion and pattern of ridges on the base portion, and a non-transmissive layer on the ridges, wherein the non-transmissive layer includes a light reflecting portion, and a light ab...
04/10/2012
8149354Liquid crystal display device
Provided is a liquid crystal display device including: a substrate (13) including a polarizing layer (11) on a light-input side; a substrate (14) including a polarizing layer (12) on another side, the polarizing layers having absorption a...
04/03/2012
8144290Viewing angle controllable liquid crystal display
One embodiment of the invention includes an LCD which comprises a back light module, a first polarizer, a second polarizer, an LCD panel, a first viewing angle controller and a third polarizer. The first polarizer and the second polarizer are disposed on the back li...
03/27/2012
8139181Polarization plate, liquid crystal display device and protective film
Provided are a polarization plate which has a high mechanical strength, which does not impair a visibility even under a high temperature and high humidity, which is excellent in flexibility and abrasion resistance, and which reduces a visible disturbance such as col...
03/20/2012
8134659Elliptical polarizer and vertical alignment type liquid crystal display device using the same
The present invention provides an elliptical polarizer with excellent viewing angle characteristics. The elliptical polarizer comprises at least a first polarizer, a first optically anisotropic layer, a second optically anisotropic layer, and a third optically aniso...
03/13/2012
8125592Liquid crystal apparatus, color filter substrate, and array substrate
Disclosed is a liquid crystal apparatus including a plurality of dot regions. The liquid crystal apparatus includes a pair of transparent substrates disposed with a gap, a liquid crystal layer sandwiched by the pair of transparent substrates, and a polarizer formed ...
02/28/2012
8120730Hybrid polarizer
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 birefringen...
02/21/2012
8120729Optical film and method of manufacturing the same
Disclosed is an optical film that is manufactured by using longitudinal and uniaxial stretching of an unstretched cycloolefin copolymer film and has an in-plane retardation of 100 to 150 nm and a thickness retardation of 0 to −30 nm at a wavelength of 550 nm, a po...
02/21/2012
8120727Array substrate of TFT-LCD and a method for manufacturing the same
The present invention relates to an array substrate of TFT-LCD and Method for manufacturing the same. The array substrate includes: gate lines, data lines, pixel electrodes and TFTs formed on a substrate; and a grid graph formed on each of the pixel electrode to mak...
02/21/2012
8120728Polarizing plate and liquid crystal display device using the same
The invention relates to a polarizing plate comprising at least a polarizing layer having a K value as defined by the following expression of from 0.25 to 0.75; K=(kx−kz)/(kx−ky) wherein axes whic...
02/21/2012
8111358Dispay panel and display apparatus
Scanning signal lines (41) and data signal lines (47) are arranged so as to cross each other, and common signal lines (42) and the scanning signal lines (41) are arranged to be parallel to each other. Moreover, a polarlizer (37) pr...
02/07/2012
8111357Optical element and display device using the same
An optical element is arranged in such a manner that a screen thereof can be hardly observed from a predetermined direction, and a deterioration of an image quality caused by moire does not occur. The optical element is constituted by a first polarizing layer, a sec...
02/07/2012
8094262Liquid crystal display
A TFT array panel on which both pixel electrodes and common electrodes are formed and a color filter panel is disposed opposing the array panel, and liquid crystals are interposed therebetween. The liquid crystals are aligned parallel to the two panels and driven by...
01/10/2012
8094263Optical compensation film, polarizing plate and liquid crystal display device
The present invention relates to an optical compensation film comprising a light absorbing layer and a retardation layer, wherein the light absorbing layer shows absorption anisotropy in the plane (x-y plane) thereof with respect to light of wavelength λ nm in the ...
01/10/2012
8089585Optical film, preparation method of the same, and liquid crystal display comprising the same
The present invention relates to an optical film, a method for manufacturing the same, and a liquid crystal display device including the same. In detail, the optical film according to the present invention includes an acryl-based substrate, a liquid crystal alignmen...
01/03/2012
8085365Cellulose acylate film, polarizing plate and liquid crystal display device
A cellulose acylate film, which has a film thickness of from 20 to 70 μm and an elastic modulus of from 3.5 to 10 GPa in at least one direction of a film casting direction and a width direction. ...
12/27/2011
8081274Liquid crystal device having a first polarizing element deviated up to a range of plus or minus 1 degree relative to a Y axis of a second polarizing element
A liquid crystal device includes a first substrate and a second substrate that are disposed to face each other, a first electrode and a second electrode that are disposed on a surface, which faces the second substrate, of the first substrate, a liquid crystal layer ...
12/20/2011
8081273Liquid crystal display
The present invention relates to a liquid crystal display (LCD) and a method of manufacturing the same. In the present invention, a wire grid polarizing pattern is formed on at least one of thin film transistor and color filter substrates in a manufacturing process ...
12/20/2011
8054416Light polarizer
A polarizer is provided comprising a subwavelength optical microstructure wherein the microstructure is partially covered with a light-transmissive inhibiting surface for polarizing light. The inhibiting surface can include a reflective surface, such as a metalized ...
11/08/2011
8054418LCD apparatus
An LCD apparatus includes LCD panels for modulating irradiated light based on picture signals, a projection lens for extendedly projecting the light modulated by the LCD panels, a light source for emitting light to irradiate the LCD panels, an inorganic polarizer ha...
11/08/2011
8054417Mirror effect liquid crystal display device using reflection polarizer
An LCD (Liquid Crystal Display) device includes a backlight unit, a lower polarizer positioned on the backlight unit, a liquid crystal layer positioned on the lower polarizer, and an upper reflection polarizer positioned on the liquid crystal layer. The upper reflec...
11/08/2011
8049843Polarizing plate and liquid-crystal display device
Disclosed is a polarizing plate comprising at least first and second polarizing elements and satisfying (1) kx1>ky1=kz1, (2) kz2>ky2 and (3) (kx1−ky1)×d1>(kz2−ky
11/01/2011
8049841Wire grid polarized and liquid crystal display device using the same
An image is displayed by modulating TM-polarized light between the polarizer 2 and the wire grid polarizer 18 through the variation of the optical characteristic of the liquid crystal layer 12 interposed between the transparent plate 4 an...
11/01/2011
8049842Display apparatus
A display apparatus includes a liquid crystal panel including a pair of substrates and a liquid crystal layer sandwiched between the substrates; a polarizing plate provided on the side of the liquid crystal panel from which display light is to be extracted; and a co...
11/01/2011
8045102Polarizer, method of fabricating the same and liquid crystal display having the same
Disclosed are a polarizer, a method for fabricating the same, and a liquid crystal display having the same. The liquid crystal display includes a liquid crystal panel and a polarizer attached to the liquid crystal panel. The polarizer includes a polarizing film, a f...
10/25/2011
8045101Liquid crystal display and display
A liquid crystal display includes a liquid crystal display panel having a first substrate, a second substrate disposed on an observer side with respect to the first substrate and opposed to the first substrate, a liquid crystal held between the first substrate and t...
10/25/2011
8045100Optical sheet and display apparatus having the same
An optical sheet includes a reflective polarizer and a filter layer. The reflective polarizer reflects a part of incident light and transmits another part of the incident light. The filter layer selectively reflects the transmitted light passed through the reflectiv...
10/25/2011
8035774Multifunctional thick film reflective polarizer for displays
Multilayer reflective polarizers are disclosed that utilize a thick film multilayer stack and that are suitable for use in liquid crystal display devices. The disclosed polarizers can be mechanically stiff and suitable for use as a plate or substrate for other light...
10/11/2011
8035775Polarization control system and display device
A polarization control system which includes an E-type polarizer and therefore can provide excellent dark state at a wide azimuth and viewing angle. Further, the polarization control system includes a viewing angle control element for controlling a traveling directi...
10/11/2011
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