|
Match
|
Document |
Document Title |
|
|
7621646 |
Curved band-pass filter
An apparatus includes an electromagnetic radiation source, a reflector about the source having an aperture and a curved band pass filter at least partially across the aperture.
|
|
|
7621641 |
High luminance display apparatus using LCD panel
A projection apparatus ( 10 ) has an LC modulator panel ( 60 ) with photoresponsive layer, segmented into at least first, second, and third portions, each spatially separated. An image writing...
|
|
|
7611248 |
Projection lens unit and thin projector using the same
A projection lens unit and a thin projector using the same are disclosed. The projection lens unit includes a plurality of lens sets for emitting light carrying an image, and a reflector arranged...
|
|
|
7604356 |
Projection type image display apparatus and lighting circuit control method
One color segment is selected from among a plurality of color segments. A lamp lighting circuit is controlled so that a lamp pulse is superimposed on a DC lamp current during a time period during...
|
|
|
7604355 |
Systems and methods for handheld projection displays
Systems and methods are described employing a first lens array and a second lens array that are separated by one focal length that receives a plurality of colors signals from an X-prism and...
|
|
|
7597447 |
Color correcting contrast enhancement of displays
Methods and apparatus are provided for color correction and contrast enhancement of projection displays. A visual display system includes a projector having a light source with a fixed spectral...
|
|
|
7589797 |
High efficiency liquid crystal display projection system
A transmitting-type liquid crystal display projection system including a planar light source which emits planar white beam or planar R/G/B beams in succession is provided. A first polarization...
|
|
|
7586703 |
Sequential colour illumination system, method for producing a colour wheel for said system and a colour segment device
A sequential illumination system for a visual display unit has a light source emitting a polychromatic light beam towards the visual display unit within a wavelength range having at least three...
|
|
|
7585078 |
Illumination system capable of eliminating laser speckle and projection system employing the same
Provided are an illumination system capable of eliminating laser speckle and a projection system employing the illumination system. The illumination system includes a laser light source having at...
|
|
|
7568805 |
Illumination unit and image projecting apparatus employing the same
An illumination unit includes multiple light source units to emit light having different wavelengths, and a synthesizing prism to synthesize the emitted light. The synthesizing prism includes a...
|
|
|
7559654 |
High luminance display apparatus using LCD panel
A projection apparatus ( 10 ) has an LC modulator panel ( 60 ) with photoresponsive layer ( 316 ), segmented into a first, second, and third portion, each spatially separated. An image writing...
|
|
|
7553025 |
Projection type image display apparatus, and optical unit and polarization splitting unit each used for the apparatus
A polarization splitting section has a structure in that a polarization splitting layer is formed of a light reflecting grid member which is arranged in a grid-shaped pattern on an...
|
|
|
7549757 |
Device and method for adjusting color wheel index
A device and method for adjusting a color wheel index is provided. The method according to an embodiment includes adaptively controlling a color wheel index according to a user's selection of a...
|
|
|
7549756 |
Pixel shifting color projection system
A projection system including an integrator with an output end having a matrix of output windows therein. A pattern of red, green and blue monochromatic filters are disposed on the output windows...
|
|
|
7543943 |
Color permuting light projector
A light projector includes a light source configured to output a light beam, a display screen configured to display a color image containing pixels, and a color filter positioned between the light...
|
|
|
7540616 |
Polarized, multicolor LED-based illumination source
Light emitting diodes (LEDs) emit light at a first wavelength. A phosphor material close to LEDs converts at least some of the light to a second wavelength. The light at both wavelengths passes...
|
|
|
7533996 |
Contrast adjustable projector apparatus
A contrast adjustable projector apparatus including a body, a light source, an illumination unit, a lens assembly and a regulation device is disclosed. The light source is disposed in the body for...
|
|
|
7532407 |
Projection display
A projection type image display apparatus is provided which includes a housing to hold an optical system including multi-lenses, a polarized-light conversion element and the color separation...
|
|
|
7530697 |
Illumination optics and image projecting apparatus having thereof
An illumination optics includes a plurality of light source sections for emiting light beams and a time sharing color separation device having a plurality of color filters. The color filters are...
|
|
|
7517093 |
Projection-type system and method of operating the same
An object of the invention is to provide method of operating a projection-type system, which method is capable of suppressing flicker and minimizing gradation disorder at the same time by...
|
|
|
7517092 |
Method and system for dynamic gradient light filtering
A light filter for use in an optical system for displaying image. The light filter comprising, a substantially transparent substrate and an optical coating applied to the substrate. The optical...
|
|
|
7517091 |
Color gamut improvement in presence of ambient light
Methods, apparatus and system for controlling ambient light to produce controlled ambient light having predefined optical spectrum characteristics in order to effect a modified color gamut of a...
|
|
|
7507006 |
Fixing structure
A lamp receptacle of a projection apparatus includes a receptacle body defining a receiving space, and having a peripheral wall and an upper opening. The peripheral wall is formed with an aperture....
|
|
|
7503658 |
Projector
An apparatus projects at least one color of light which is attenuated.
|
|
|
7497579 |
Active color wheel
According to one exemplary embodiment discussed herein, an active color wheel is provided. The active color wheel according to one exemplary embodiment includes a plurality of light sources...
|
|
|
7497577 |
Light modulator assembly
A projection assembly includes a dichroic beam splitter having first and second crossed dichroic surfaces, at least one interference type light modulator panel optically coupled to the dichroic...
|
|
|
7494230 |
Reflecting non-visible light off one or more mirrors
Embodiments of reflecting non-visible light off one or more mirrors are disclosed. In an embodiment, non-visible light may be reflected off of one or more mirrors in an off positon and a portion of...
|
|
|
7494227 |
Image display device and method of controlling image display device
An image display device for displaying an image by a light beam modulated according to an image signal includes: a light source unit that supplies the light beam; a scanning unit for performing...
|
|
|
7486355 |
Color filter panel and liquid crystal display including the same
An LCD comprising a first substrate having an inner surface and an outer surface; a green color filter formed on the outer surface of the first substrate; red, green, and blue color filters formed...
|
|
|
7465052 |
Image projection lighting devices with visible and infrared imaging
A lighting system comprised of a central controller, a digital communications path, and a plurality of image projection lighting devices (IPLDs) is provided. The IPLDs contain cameras that can...
|
|
|
7461940 |
Illumination system for displaying images without color break
The invention concerns an image display system comprising: a light source emitting an illuminating laser beam, a spatial light modulator controlled by control video signals corresponding to a...
|
|
|
7453657 |
Color wheel
A color wheel including a motor body, a housing, a spacer and a color filter. In this case, the housing is set to a side of the central axis of the motor body. The spacer is placed over the...
|
|
|
7452082 |
Excitation light emission apparatus
In accordance with embodiments, viewable images can be created in glass. Viewable images may be created in glass by using a projector which projects ultraviolet light to excite light emitting...
|
|
|
7445345 |
Optical display device and projection-type display device
A projection-type display device 1 including a light source 10 , an optical integrator 20 , dichroic mirrors 30 and 35 , a reflecting mirror 36 , a relay optical system 40 , parallelizing...
|
|
|
7438421 |
Two-panel type projection system and projection method thereof
A two-panel type projection system includes a polarization light source to irradiate a polarized white light, a color selector to sequentially transmit two light components every predetermined time...
|
|
|
7438420 |
Display apparatus
A display apparatus having a control unit which controls the light source temperature so that the temperature remains within a predetermined temperature range, a light modulation device for...
|
|
|
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...
|
|
|
7430022 |
Color display device
The invention relates to a color display device for display a color image and a method of operating such display. The color display device is provided with a plurality of picture elements, two...
|
|
|
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....
|
|
|
7419269 |
Display device and projector
To provide a display device and a projector capable of enhancing the quality of dynamic images, of reducing limitations on light sources, enhancing the utilization efficiency of light, and of...
|
|
|
7416596 |
Use of a pigment composition comprising mixed crystals based on CI pigment yellow 74
The invention relates to the use of a pigment composition containing between 86.0 and 99.9 total mol % of C.I. Pigment Yellow 74 molecules and between 14.0 and 0.1 total mol % of at least one...
|
|
|
7416306 |
Laser projector
A reflection-type laser projector ( 100 ) projects modulated laser beams outputted from a laser projection unit ( 40 ), on a screen, wherein a reflector ( 112 ) as a constituent of the screen ( 110...
|
|
|
7410262 |
System and method for compensating for spoke light
The disclosed embodiments relate to a system and method for compensating for spoke light in a video unit ( 10 ). More specifically, there is provided a method comprising measuring a first light...
|
|
|
7405095 |
Method for producing color-wheel segments
A method for producing from a plate-shaped substrate circular sections for use for instance in a color wheel encompasses inter alia such steps as positioning predefined edge break lines in such...
|
|
|
7401925 |
Image projection system
An image projector system includes an LED controller and first and second LEDs, a dichroic mirror. The LED controller controls the first and the second LED to emit first and second color lights,...
|
|
|
7399087 |
Segment type color wheel and manufacturing method of same
A color wheel includes a plurality of color filter segments disposed so as to form a disk configuration, and a support member to fixedly set the plurality of color filter segments in place. Each of...
|
|
|
7396131 |
Projection assembly
Projection assemblies are provided herein for use in a display system. According to one exemplary embodiment, the projection assembly includes an illumination source and a plurality of co-planar...
|
|
|
7396130 |
Optical system, image projection apparatus and method thereof
An image projection apparatus. The image projection apparatus comprises a light source and LCD panel. The LCD panel comprises a plurality of pixels and color filters thereon. Light from the light...
|
|
|
7394597 |
SLM projection display with series DMD illuminator
The addition of DMD illumination modulator(s) 702 in series with projection SLM(s) 706/709 to produce high-performance projection displays with improved optical efficiency, reliability, and...
|
|
|
7393404 |
Pigment dispersants and their use
A pigment dispersant contains the following component (a) alone or the following components (a) and (b) in combination: Component (a): a composite pigment formed of a diketopyrrolopyrrole pigment...
|