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7470030 |
Cabinet-surface-mounted projection lens and methods
A projection system includes a cabinet having a surface with an aperture therein, a projector disposed within the cabinet, adapted to project light through the aperture in the surface of the...
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7458689 |
Camouflaged display stand
A display stand is camouflaged as ordinary furniture, such as a dresser with mirror combination for the bedroom or as an armoire. The stand conceals another object, such as a television display,...
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7448757 |
Projection television apparatus
A projection television apparatus includes: frame; rear projection screen; and projector unit for emitting image projection light beam onto rear of screen; wherein projector unit includes;...
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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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7434937 |
Methods and systems for calibrating rear projection video
A video system includes a video projector located in a housing a display screen disposed adjacent to the housing, wherein the display screen is capable of being tilted to expose the video...
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7413315 |
Integrated optical assembly and method for projection displays
An assembly for use in a projection system includes a plurality of optical elements, such as one or more mirrors, a light engine, and a screen, and a monolith. The optical elements are coupled to...
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7384155 |
Image display
An image display, includes: an image display section for forming and displaying an image in accordance with image information to be input; and a casing for housing the image display section, in...
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7370976 |
Projection type image display device
The device has flexure correcting means for operating to rotate a first eccentric cam provided at a central part of a first side of a reflecting mirror, thereby moving up and down the central part...
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7265370 |
Sensing light
A method and apparatus senses light reflected off of a surface of an object at angles with respect to incident light.
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7241018 |
Exhaust device of image display
An exhaust device of an image display is provided. The exhaust device includes a supporter and an exhaust cover. The supporter is connected to and supported by a back cover of the image display,...
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7215470 |
Rear projector
There is provided a rear projector capable of preventing entry of dust. A cabinet of the rear projector has a front side thereof formed with an opening. A screen panel slightly larger in size than...
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7175282 |
Projection apparatus having separated optical engine and driving circuit
A projection apparatus includes a screen to display a picture thereon, an upper cabinet to support the screen, an optical engine provided in a lower portion of the upper cabinet to project an image...
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7176986 |
Projection television
A projection television including a CRT assembly projecting image beams and a reflecting mirror reflecting the image beams. The projection television has a support casing having support frames...
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7073913 |
Portable easel for assisting in tracing and drawing of figures
A portable, lightweight easel for assisting in the tracing of figures is provided. The base has an interior volume with a projector and ancillary art supplies disposed therein. The projector has a...
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7063424 |
Video screen storage and deployment system
A video screen storage and deployment system, typically for large, flat screens. The system comprises a stationary portion and an active portion, with the active portion having a stowage position...
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7059730 |
Back reflective mirror and back projection type video display device using the same
In the present invention, there is disclosed a reflective mirror whose contrast or resolution performance is equal to that of a surface mirror of a glass mirror for general use and which does not...
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7045936 |
Projection coupler with contrast ribs
An improved coupler with contrast ribs for use in a projection system. The coupler supports a projection lens in alignment with a projection optical signal generation device (e.g., a Cathode Ray...
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7021769 |
Rear projector for projecting an image from a rear side of a screen
A light-source unit is disposed such that illumination light is horizontally emitted relative to an oblong screen. Three liquid-crystal display panels respectively have a liquid-crystal display...
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7011416 |
Projection television
A projection television having a CRT assembly projecting image beams and front and rear casings, respectively provided in a front and a back of the CRT assembly, and further having a pair of CRT...
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6971750 |
Projection display apparatus
A projection display apparatus includes a display panel provided with first electrodes, a circuit board provided with a drive circuit including second electrodes for driving the display panel, a...
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6962418 |
Projection apparatus panel assembly
A projector 10 projects an image onto a set of screens 14 for image formation. The set of screens 14 includes a first screen 50 and second screens 54 and 56 . The projector includes a...
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6921174 |
Projection television cabinet having a one-piece reference structure
A cabinet for a projection television system, the cabinet including a one-piece molded structure for mounting the components, and reference surfaces unitary with the structure, for mechanically...
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6912086 |
Projection device and large-screen display apparatus using the same
The invention provides a projection device comprising a screen constituted in a layered structure with a light-transmissive screen panel and a light-transmissive reinforcing panel, wherein a front...
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6905213 |
Projection apparatus and projection-type image display apparatus
In an illumination optical system and a color combining optical system of a projection apparatus using three image display elements, the object of the present invention is to reduce misconvergence...
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6905215 |
Reduction or moiré effect in pixelated rear-projection displays
An apparatus and method for reducing the moiré effect in rear-projection displays by rotating the dark-stripe structure ( 711, 712 ) in the screen ( 71 ) 45±15 degrees relative to the displayed...
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6883920 |
Adjusting apparatus
An adjusting apparatus comprises a base, and a supporting frame, a fixed plate, a sliding stand, and a carrier, which are sequential stacked on the base. An optical engine is fixed on the carrier....
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6869188 |
Device for projection display
A projection display device that is more compactly composed as compared with a conventional device by reducing the total width of a device, that is, the length between the rear of outer case and...
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6869187 |
Projection type display apparatus
Light radiated from a light source passes through a liquid crystal display device and a projection lens and is reflected by a mirror, thus reaching a screen. The projection lens has a zoom function...
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6848794 |
Reflecting optical element, optical system and optical apparatus using reflecting optical element, projection type image display apparatus, and method for fabricating reflecting optical element
A reflecting optical element is disclosed which includes the following articles. The reflecting optical element is constituted by:
a base member having a continuous curved-surface portion,...
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6848793 |
Projector apparatus
In a projector apparatus, one end of a fixing member is adhered to an outer peripheral portion of a back of a first screen, and a first pressing member having a protrusion is adhered to a back...
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6837584 |
Peak brightness improvement for LC/DLP based RPTV
A method and apparatus for producing an apparent increase in display brightness in an RPTV engine without an actual increase in total light output. Light is generated with an illumination source...
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6827448 |
Merchandise display case and system
A merchandise display case and system are provided, comprising a frame housing an image projector, a mirror and a rear-display panel on which the merchandise is supported and displayed, to provide...
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6817722 |
Method and system for reducing moiré in displays
A system for a reduced moiré display has a lenticular screen, a projector, and means for disturbing at least a portion of the projector to cause displacement of the projection of pixels on the...
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6808268 |
Projection system for aerial display of three-dimensional video images
An aerial projection system and method having a housing for positioning low cost optical elements capable of generating a three dimensional aerial images at video rates without reflected artifacts...
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6805447 |
Rear projection display device and projecting method used for the same
A flat mirror for folding an optical path in a casing of a rear projection television is arranged in the casing on not the side of a screen but a rear or upper side of the casing. In order to...
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6761458 |
Rear projection optical system
Disclosed herewith is a rear projection optical system for being installed at a rear side of a screen of a rear projection apparatus. The rear projection system comprises: a display panel; a...
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6755535 |
Enclosure for projection television sets
A projection television set having an enclosure housing a screen, an optical unit and a mirror, wherein the optical unit and mirror are capable of projecting an image onto the screen. The enclosure...
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6755534 |
Prismatic optical display
A spatially modulated light beam is projected, reflected, and redirected through a prismatic optical panel to form a video image for direct viewing thereon.
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6739725 |
Inflatable three-dimensional display
An inflatable display includes an inflatable balloon, a projector having a projection lens, an internal support structure that supports the inflatable balloon and the projector so that the...
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6719432 |
Optical assembly for rear projection television
The present invention comprises a carrier, an optical engine disposed on the carrier, and a hood member coupled to the carrier at the front end of the optical engine. The hood member has an inlet...
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6709113 |
Reduction of moire effect in pixelated rear-projection displays
An apparatus and method for reducing the moiré effect in rear-projection displays by rotating the dark-stripe structure ( 711, 712 ) in the screen ( 71 ) 45±15 degrees relative to the displayed...
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6709114 |
Spherical mounting system for three axis adjustment of light projector assembly in a projection television
A mounting system for three axis rotational adjustment of a light projector assembly of a projection television, the mounting system having a spherical wall and a spherical bracket slidably engaged...
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6634756 |
Beam-splitter folded path for rear projection displays
A rear-projection display system comprises a light engine, a beam-splitter that receives light from the light engine, a projection lens that receives an image from the beam-splitter, a...
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6623120 |
Video projection system and design method therefor
A video projection system employing a concave video screen which provides for enhanced depth cueing. A method of designing a variety of shapes of video screen surfaces by varying certain parameters...
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6623128 |
Apparatus for fixing an optical system
An apparatus for fixing an optidal system for use in a projection display device having a cabinet forming a casing and an optical system disposed on the cabinet for forming an image and magnifying...
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6594078 |
Interlocking mounting package having separatable chassis for use in multiscreen projection displays
A stackable mechanical package for a digitally addressed projector ( 12 N) includes a housing portion ( 22 ) having top and rear surfaces ( 44 ) that are shaped to form a contoured recess ( 46 ),...
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6578971 |
Self-illuminating concave video screen system
A self-illuminating video screen system employing a concave display surface which provides for enhanced depth cueing. A method of designing a variety of shapes of self-illuminating video screen...
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6533421 |
Projection apparatus and cooling method of projection apparatus
A projection apparatus including an optical unit for magnifying and projecting an image by using light of a light source and a reflecting member for reflecting the projected image from the optical...
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6530664 |
Integrated front projection system with enhanced dry erase screen configuration
A front projection screen and associated system and method are disclosed that utilize a back structured layer and a front diffusing layer to provide improved viewable image quality. The structured...
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6508556 |
Projection display apparatus
Disclosed is a projection display apparatus in which the optical axis of a lamp and that of an optical unit can be easily made coincide with each other irrespective of dimensional variations of...
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