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Class 349/24 - Optical excitation


Subclass of Class 349 - Liquid crystal cells, elements and systems
Definition: Subject matter wherein the liquid crystal material exhibits
No. of patents: 80
Last issue date: 06/10/2008


1    
NumberTitleIssue Date
7385655Electronic circuit device with optical sensors and optical shutters at specific locations
An object of the present invention is to provide an electronic circuit device capable of reducing the occurrence of electromagnetic waves accompanying the propagation of a signal. The electronic circuit device comprises a plurality of transparent substrates, on whic...
06/10/2008
7342632Display element and display device
A display element of the present invention includes: a pair of substrates at least one of which is transparent; a medium layer, made of a medium sandwiched between the substrates 1 and 2, whose magnitude of an optical anisotropy is changed by applying ...
03/11/2008
7298429Photoinduced switching liquid crystal device utilizing photoisomerization
A fast and highly practical photoinduced switching liquid crystal device is provided. In the photoinduced switching liquid crystal device, in-plane switching of an optical anisotropic axis of dichroic nematic liquid crystal is performed at a high speed by lig...
11/20/2007
7292382Light control unit
A light control unit comprises: a substrate; an insulating film; a first transistor; a reflecting film formed on the insulating film; a light modulating film formed on the reflecting film; a plurality of pairs of electrodes arranged two-dimensionally on the light mo...
11/06/2007
7279730Light sensing element, array substrate having the same and liquid crystal display apparatus having the same
In a light sensing element having simplified structure, an array substrate having the light sensing element and an LCD apparatus having the light sensing element, the light sensing element includes a first electrode, a control electrode and a second electrode. An al...
10/09/2007
7274427Method of producing optical element by patterning liquid crystal films
A radiation-curing liquid crystal having cholesteric regularity is applied to a glass substrate 11 provided with an alignment layer 12 to form a first cholesteric liquid crystal film 13 in the uncured state (FIG. 2(a)). Radiation
09/25/2007
7253847Light adjuster and laminated glass
A light adjuster which is free from occurrence of cloudiness, and can maintain sufficient workability to improve the yield. In the light adjuster, transparent electrically conductive films 102a and 102b are provided on respective surfaces...
08/07/2007
7245068Apparatus for controlled alignment of catalytically grown nanostructures
Systems and methods are described for controlled alignment of catalyticaly grown nanostructures in a large-scale synthesis process. An apparatus includes an electrode including: a protruding section defining an edge; and a nonprotruding section coupled to the protru...
07/17/2007
7230657Light emitting device projection methods and systems
Tools for directing a collection of light emitting devices toward pixel locations to make an image are disclosed. A pixel location is a light emitting device target at least twice during a given frame, and each light emitting device in the collection is directed tow...
06/12/2007
7176070Active matrix organic light emitting display and method of forming the same
An active matrix organic light emitting display (AM-OLED) and a method of forming the same. The AM-OLED has a plurality of pixel areas arranged in a matrix form. Each pixel area has at least two amorphous silicon TFTs, a display area and a light-shielding layer. The...
02/13/2007
7157845Single-component yellow-emitting electroluminescent phosphor
A single-component, yellow-emitting electroluminescent phosphor, a method for making same, and an electroluminescent lamp containing same, are described. The phosphor produces a yellow emission having an x color coordinate from 0.420 to 0.500 and y color coordinate ...
01/02/2007
7145558Selective illumination of regions of an electronic display
An electronic device (1) provides for the selective illuminating of an associated display (5) thereby reducing battery power consumption. The electronic device (1) provides for detecting an event that will trigger an update of the display (5
12/05/2006
7131584Apparatus and means for updating a memory display
A display system includes a light writable display associated with an identification code and arranged to receive an image wise pattern of light to form an image on the display; a display writer for producing the image wise pattern of light for writing the image on ...
11/07/2006
7097303Polarizing devices and methods of making the same
Certain, non-limiting embodiments of the disclosure provide ophthalmic elements and devices comprising an at least partial coating adapted to polarize at least transmitted radiation on at least a portion of at least one exterior surface of an ophthalmic element or s...
08/29/2006
7097304Polarizing devices and methods of making the same
Certain, non-limiting embodiments of the disclosure provide ophthalmic elements and devices comprising an at least partial coating adapted to polarize at least transmitted radiation on at least a portion of at least one exterior surface of an ophthalmic element or s...
08/29/2006
7072108Enhanced contrast projection screen
A projection screen is provided that includes a display surface having a plurality of elements. Each element has an optical property that is responsive to an appropriate applied voltage. The display surface may be configured so that the optical properties of each el...
07/04/2006
7068344Cholesteric liquid crystal optical bodies and methods of manufacture and use
The method of making an optical body includes coating a mixture that includes a plurality of cholesteric liquid crystal compositions, and a solvent on a substrate. Each cholesteric liquid crystal composition is different. A plurality of layers is formed on the subst...
06/27/2006
7057583Display system with display element storage
A display system including a projector and a display. The projector is adapted to wirelessly transmit image information associated with an image to be displayed. The display includes a plurality of display cells that are configured to collectively display the image ...
06/06/2006
7053967Light sensitive display
A light sensitive display. ...
05/30/2006
7044600Polarizing devices and methods of making the same
Certain, non-limiting embodiments of the disclosure provide ophthalmic elements and devices comprising an at least partial coating adapted to polarize at least transmitted radiation on at least a portion of at least one exterior surface of an ophthalmic element or s...
05/16/2006
7023503Image sensor with photosensitive thin film transistors
An image sensor array includes image sensors having photo TFTs to generate photocurrent in response to received images. The photo TFTs each have their respective gate electrodes shorted to source electrodes to increase generated photocurrent. Storage capacitors are ...
04/04/2006
7009663Integrated optical light sensitive active matrix liquid crystal display
A liquid crystal device including a front electrode layer, rear electrode layer, a liquid crystal material located between the front electrode layer and the rear electrode layer. A polarizer is located between the liquid crystal material and the front electrode laye...
03/07/2006
7006165Bistable liquid crystal devices
In a liquid crystal device a substrate (1) favors at least two stable or metastable differently directed liquid crystal alignments, and switching means for causing the liquid crystal material to switch between the alignments includes means arranged for optica...
02/28/2006
7006064Liquid crystal display
A common electrode driving circuit is provided on a TFT substrate as a first substrate. Striped common electrodes are formed along the layout of pixels, such as data lines (or scanning lines), on a common substrate as a second substrate. The common electrode driving...
02/28/2006
6999153Liquid crystal display for testing defects of wiring in panel
A liquid crystal display capable of testing defects of wiring in panel comprising a TFT array unit including a plurality of gate lines and data lines formed in a matrix shape, having TFT transistors at the intersection of each of the gate lines and the data lines; a...
02/14/2006
6995753Display device and method of manufacturing the same
There is provided a display device capable of automatically controlling a luminance in response to a brightness of a surrounding. The display device has a gamma correction circuit for converting an image signal voltage into a drive voltage for gray scale display and...
02/07/2006
6947102Light sensitive display which senses decreases in light
A light sensitive display that includes a front electrode layer, a rear electrode layer, a liquid crystal material. The display includes a light sensitive element with at least two terminals and a transistor with at least three terminals. A readout system determinin...
09/20/2005
6911675Active matrix display device and manufacturing method thereof
A semiconductor device reduced in size is provided in which the surface area outside of a display portion required for IC chips to mounted is reduced in a semiconductor device having an active matrix display portion. Further, signal wiring connection defects that ac...
06/28/2005
6902687OPTICALLY ACTIVE ISOSORBIDE DERIVATIVE AND OPTICALLY ACTIVE ISOMANNIDE DERIVATIVE, PRODUCTION METHODS THEREOF, PHOTO-REACTIVE CHIRAL AGENT, LIQUID CRYSTAL COMPOSITION, LIQUID CRYSTAL COLOR FILTER, OPTICAL FILM AND RECORDING MEDIUM, METHOD FOR CHANGING HELICAL STRUCTURE OF LIQUID CRYSTAL AND METHOD FOR FIXING HELICAL STRUCTURE OF LIQUID CRYSTAL
The invention relates to an optically active isosorbide derivative represented by general formula (I) and an optically active isomannide derivative represented by general formula (V), wherein R...
06/07/2005
6760135Holographic displays
A holographic display comprises a source of coherent light and an Electrically Addressable Spatial Light Modulator (EASLM) in the path of the light source. The EASLM is arranged in use to be driven successively by a set of sub-holograms which together correspond to ...
07/06/2004
6753990Holographic displays
A holographic display comprises a light source and an Electrically Addressable Spatial Light Modulator (EASLM) 1 in the path of the light source. A light guide is arranged to guide light from the EASLM to each of a set of tiled regions of a OASLM in turn. The...
06/22/2004
6721019Screen input type display device
There is provided a highly reliable screen input type display device using a touch panel which can facilitate the control of a gap formed between upper and lower substrates and can stabilize the linearity of the resistance value detection of a resistance film, where...
04/13/2004
6525879Optical filtering apparatus and method
An optical filtering apparatus and method, wherein at least one polarizer is located in the path of radiation passing through a birefringent medium. The invention can be used to process complementary bands of spatial frequency spectra. The invention can b...
02/25/2003
6496239Optical component for producing linearly polarized light
A polarization mask for producing light of locally different polarization from unpolarized or uniformly polarized light. On the light output side, discrete areas with different polarization directions are present, which are either static or switchable. Th...
12/17/2002
6310665Liquid crystal display apparatus and optical addressing device
The liquid crystal display apparatus of the present invention includes: a first substrate; a second substrate; a liquid crystal layer sandwiched by the first substrate and the second substrate,; a first electrode layer formed on a surface of the first sub...
10/30/2001
6023307Liquid crystal display with photo conversion elements on a black matrix between color filter plates
A liquid crystal display including upper and lower transparent substrates arranged parallel and spaced apart from each other a predetermined distance, a liquid crystal layer formed between the upper and lower transparent substrates, a color filter layer h...
02/08/2000
5990853Projection type image displaying apparatus
The present invention relates to a projection type image displaying apparatus capable of displaying larger picture images which are bright, uniform and after-image-free. A projection type image displaying apparatus, comprising a OASLM (1) for grasping an ...
11/23/1999
5953082Electro-optical active masking filter using see through liquid crystal driven by voltage divider photosensor
An electro-optical filter (22) typically for use in a still or video camera (10). The camera (10) is provided with a lens (14) for focusing an image of the subject (12) onto focal plane (16) of the camera (10). A recording medium is placed at the focal pl...
09/14/1999
5612798Optically addressed liquid crystal display device having a matrix array of photocells
A display mechanism is featured which incorporates a scanning laser which is used to address a two dimensional photocell matrix array. This array is coupled directly to a liquid crystal display (LCD) and is used to address pixels on the LCD thus creating ...
03/18/1997
5510665Optoelectronic active circuit element
An optoelectronic active circuit element is created by the combination of a light source, an optical control filter and a photocell intimately coupled together. The light source has at least one light emitting surface emitting light energy of a specified ...
04/23/1996
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