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7443657 |
Dual position display in an electronic device
An apparatus and method are disclosed for an electronic device ( 100 ) to incorporate two housing members ( 104, 106 ) to expose a first portion ( 112 ) of a display or screen ( 110 ) when closed....
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7434946 |
Illumination system with integrated heat dissipation device for use in display systems employing spatial light modulators
Disclosed herein is an illumination system for use in display systems employing spatial light modulators. The illumination system comprises a fastening mechanism for securing the bonding of the...
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7436476 |
High durability and high performance polarization optics using a low-elasticity organic layer
Described is an optical compensator device that can maintain a high degree of performance in the demanding environment of projection display. A mounting process involves using a sealant between...
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7431461 |
Light propagation characteristic control apparatus, optical display apparatus, light propagation characteristic control program, optical display apparatus control program, light propagation characteristic control method and optical display apparatus control method
Exemplary embodiments of the invention provide a light propagation characteristic control apparatus which realizes to extend the light-intensity dynamic range and the number of levels, and is...
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7429111 |
Two-panel color management system
The invention provides a two-panel color management system for projection display applications, wherein color sequencing is accomplished using achromatic beam switching and static color separation....
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7423711 |
Display apparatus
A display apparatus includes first and second oppositely disposed substrates, at least one of which is a transparent substrate, a display layer, disposed between the first and second substrates,...
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7419267 |
HDR displays with overlapping dual modulation
A display has a screen which incorporates a light modulator. The screen may be a front projection screen or a rear-projection screen. Elements of the light modulator may be controlled to adjust the...
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7417618 |
Lighting apparatus and projection type display, and driving method therefor
A lighting apparatus used for a projection type display is provided, which can change the incident ray volume to an optical modulation device without changing the optical output intensity of the...
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7417611 |
Color liquid crystal display
In an ECB LCD, in which a liquid crystal layer enclosed between a pair of substrates is driven based on R, G, B signals so that transmittance of R, G, B light components at the liquid crystal layer...
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7413310 |
Spectral light division and recombination configuration as well as process for the spectrally selective modulation of light
A system and method for separating and combining three spectrums of light has a polarizing beamsplitter, an input retarder or polarizer located adjacent a first side of the polarizing beamsplitter,...
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7404644 |
Time-sequential colour projection
A time-sequential colour projector comprises a pixellated light valve ( 2 ), such as a liquid crystal device, and a plurality of light sources ( 30, 31, 32 ). The light sources ( 30, 31, 32 )...
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RE40397 |
Optical device and projector
In an optical device ( 44 ), an optical axis (A) of a projection lens ( 46 ) is shifted relative to a central axis (C) of an image formation area of a liquid crystal panel ( 441 ), and a central...
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7391568 |
Luminous intensity distribution control device and display having the same
A liquid crystal display apparatus including: a liquid crystal display element having a liquid crystal layer; a backlight apparatus arranged at one side of the couple of substrates of the liquid...
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7380947 |
Multi-step turn off mode for projection display
Disclosed herein is a method of operating display systems with reduction of the warm-up time of an arc lamp in the event of an accidental or unintentional turn-off.
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7377652 |
HDR displays having location specific modulation
A display has a screen which incorporates a light modulator. The screen may be a front projection screen or a rear-projection screen. Elements of the light modulator may be controlled to adjust the...
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7375772 |
Color video projection system employing reflective liquid crystal display devices
A system including a light source, a polarizing beam splitter, and first, second and third light valves is provided. The light source produces light in first, second and third wavebands in a second...
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7370974 |
Toy with virtual character
The present invention provides a toy that makes character movement realistic, A transparent LCD screen that is visible from the front of the room is disposed within the room so as to be in contact...
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7364305 |
Projector
A projector which is small in size and excellent in light utilization efficiency while keeping the advantage of a spatially-pixel-arrangement type is provided. The luminous flux emitted from a...
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7365821 |
Liquid crystal display having dummy bump connected to dummy lead for heat reduction
A liquid crystal display for use in a LCD projector includes a liquid crystal display panel including a TFT substrate, a counter substrate, and liquid crystal interposed between the TFT substrate...
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7365721 |
Projection display
The present invention provides an inexpensive projection display that allows a pixel grid as ineffective portions of respective pixels of a light valve to be made inconspicuous. The projection...
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7364303 |
Image display apparatus
At least one exemplary embodiment is directed to an image display apparatus, which can include multiple color combining elements, multiple light modulating elements, and a projection optical...
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7362388 |
Liquid crystal display device, and optical block
A reflection type liquid crystal projector is provided which includes liquid crystal display panels ( 5 R, 5 G and 5 B) to modulate color rays of light (R, G and B) corresponding to three primary...
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7359008 |
Dynamic range and contrast enhancement for microdisplay
The invention relates to a light valve system that enhances the contrast ratio for light and dark video images and reduces contouring artifacts. The light valve system comprises a color selection...
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7357519 |
Optical projection device
An optical projection device including a light source, a housing, an imaging unit, a projection lens and a dust protection device is provided. The light source is adopted for providing a light...
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7352416 |
Polarization direction of incident light beam perpendicular or parallel to liquid display molecular orientation for reduced drive voltage
A liquid crystal display element comprising two transparent substrates, at least one of which is transparent, and a liquid crystal layer interposed between the two substrates. A plurality of pixels...
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7349048 |
Method and apparatus for adjusting light intensity
A variable retarder and linear polarizer are placed in series in a polarized light path. A transmission axis of the linear polarizer is parallel to an axis of a polarization of the polarized light....
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7345724 |
Projector and liquid crystal panel unit for use in projector with optical sheet edge-tilting mechanism
A projector includes: a liquid crystal panel in which liquid crystal molecules to be irradiated with light from a light source are sealed; a polarizing plate disposed in a position to face the...
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7339638 |
Micro-lens substrate, liquid crystal display element having same, and projection-type liquid crystal display device
A liquid crystal panel unit ( 2 ) includes, on its side from which light enters, a micro-lens substrate ( 1 ) having: a first micro-lens array including a first lens ( 5 ) for converging, for...
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7333157 |
Image display device
At least one exemplary embodiment is directed to an image display device which includes: a first TN liquid crystal modulator for modulating the polarization state of first colored light; a second...
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7330223 |
Assembly and adjustment of optical kernel for LCD projectors
The present invention discloses an improved optical kernel assembly for liquid crystal display (LCD) projectors, which includes a base frame; a top frame being arranged substantially in parallel...
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7327409 |
Projection type image display system capable of color scrolling
An image display system includes an illumination system, a light valve, a polarization beam splitter, and at least one polarizing element. The illumination system includes a light source, a color...
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7301586 |
LCD TV and projection-based backlight system used therefor
An LCD TV includes a housing, an LCD screen panel disposed on the front side of the housing, a first mirror disposed on the back side of the housing and a projection-based backlight system disposed...
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7287866 |
Video projection apparatus
An image projection apparatus according to the present invention includes: a light modulation system; a projection optical system for projecting a two-dimensional image onto a surface to be...
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7287860 |
Display device, display method, and projector
The invention provides a display device and a projector that can improve display performance with a simple structure without accompanying the enlargement of the device. The display device of the...
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7277140 |
Image shifting device, image display, liquid crystal display, and projection image display
The invention provides an image shifting device including at least one image shifting part for periodically shifting the position of an optical axis. The image shifting part includes a liquid...
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7277090 |
Method and apparatus for image and video display
The present invention relates to a display configured to display images that includes multiple display elements capable of controlling light within a visible-light spectrum. The display elements...
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7274411 |
Liquid crystal display device
A liquid crystal display element which has the high speed response and the high contrast and a display device employing the same are provided. In a display device employing a reflection type liquid...
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7270425 |
Projection type video display
An optimal processing portion ( 21 ) inputs a video signal (RGB signals) and analyzes 1-frame video in the video signal. For example, if the intensity of red color is 0 percent in all dots in...
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7268852 |
LCOS display panel having a micro dichroic layer positioned in the back plane to filter colors
An LCOS panel has a back plane, a plurality of pixel electrodes positioned on a surface of the back plane, a light absorbent layer positioned on the pixel electrodes, a micro dichroic layer...
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7261421 |
Optical projector and image display apparatus using the same
Image disturbance called speckle noise occurs when an image generator has a small effective screen size and a projection lens has a small effective diameter. The present invention is intended to...
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7258451 |
Optical projection device and adjusting method thereof
An optical projection device including an illumination system, a reflective light valve and a projection lens is provided. The adjustable reflection sheet is disposed behind the adjustable rod...
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7255448 |
Pixelated color management display
A display system includes a light source, a spatial light homogenizer, and imaging optics. The spatial light modulator has a plurality of modulator pixels. The display system also includes a...
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7255450 |
Projection type display apparatus, rear projector and multi-vision system
The present invention provides a small projection type display apparatus capable of suppressing an optical path of incident light and an optical path of output light in a reflection type light...
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7244028 |
Laser illuminated projection displays
A projection video display includes at least one laser for delivering a light beam. The display includes a beam homogenizer and a condenser lens. A scanning arrangement is provided for scanning the...
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7242444 |
Space light modulating apparatus, projector including same, process for manufacturing microstructure element used in same, and microstructure element manufactured by same process
A space light modulating apparatus includes a modulating unit that modulates incident light based on an image signal including a plurality of pixels and a light-shielding part placed between the...
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RE39702 |
Projector
An output light from an a light source lamp unit 8 in a projection-type display apparatus projector illuminates liquid-crystal light valves 925 R, 925 G and 925 B for three colors...
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7230661 |
Display device having an additional light source unit
A display device is disclosed. The display device includes a lamp emitting light, a plurality of filters dividing the emitted light into a red light, a green light, and a blue light, an additional...
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7226172 |
Illumination attenuation system
Provided are several apparatus and methods to attenuate illumination light in a projector. Illumination light may be attenuated by directing polarized light toward a liquid crystal (LC) attenuation...
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7215391 |
Liquid crystal on silicon display with micro color filters positioned on the top surface of the transparent substrate
An LCOS display panel includes a silicon substrate having a plurality of pixels arranged in a pixel array thereon, a transparent substrate positioned above the silicon substrate, a liquid crystal...
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7213925 |
Optical modulator, optical device and projector
A liquid crystal panel ( 441 ) as an optical modulator includes: a driving board ( 441 C) having a plurality of signal lines, a plurality of switching elements connected to the signal lines and a...
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