Optics: image projectors inventions 08/06

20060192922 - Projector: A projector includes an electrooptic modulator that modulates an illumination light flux in accordance with image information; a projection optical system that projects the illumination light flux modulated at the electrooptic modulator; an illuminating system that so as to illuminate an entire image forming area in one direction on an...

20060192923 - Method for controlling a lighting device: A method for controlling a lighting device that consists of at least a lighting source, a color sequential device and a single light valve consisting of an array of light processing elements that are controlled by bits, the method comprising the steps of emitting a light beam with said light...

20060192924 - Projector and optical device: To provide a projector or the like, which use a solid-state light-emitting element as light source and which provides a bright, stable, and uniform projection image, the present invention includes: a light source to emit light; a spatial light modulator to modulate the light from the light source in accordance...

20060192925 - Multi-projector geometric calibration: In one aspect, a first sequence of patterns of light symbols that spatio-temporally encode two-dimensional position information in a first projection plane is projected onto a scene. A second sequence of patterns of light symbols that spatio-temporally encode two-dimensional position information in a second projection plane is projected onto the...

20060192927 - Display: A display comprises a casing (40) having a first lower air hole (36) and a first upper air hole (38), a liquid crystal display unit (12) arranged on the front side in the casing, a first power supply unit (15) arranged on the back side in the casing for supplying...

20060192926 - Video projector and optical engine: The present invention relates to a video projector (10) including a housing (18) and an optical engine (40) located therein for projecting an image onto a distal surface. The optical engine (40) includes a liquid crystal display (LCD) projector and further includes an objective lens (38) to focus the image....

20060187416 - Image display device: An image display device includes a light source which outputs a first light including a first color light, a second color light and a third color light, a polarity converter which unifies polarities of the first light into a single polarity, a dichroic mirror which separates the first color light...

20060187414 - Projection display with color segmented microdisplay panel: A single panel display may have discrete, dedicated segments associated with each of the primary colors. The segments may not be equally sized in some embodiments. The light from a light source may be split into color portions that are adjusted to accommodate to the differently sized segments dedicated to...

20060187415 - Subpixels of a light valve pixel having characteristics adapted to complement light within a range of wavelengths: An apparatus, system, and method for subpixels of a light valve pixel having characteristics adapted to complement light within certain wavelength ranges are disclosed herein....

20060187417 - Projector: A projector comprises an electro-optic modulator that modulates an illumination light beam in accordance with image information; a projecting optical system that projects the illumination light beam modulated by the electro-optic modulator, an illuminating device that emits the illumination light beam having a sectional shape compressed in the other direction...

20060187418 - Projector: A projector includes an illumination device, an electro-optic modulator that modulates an illumination beam from the illumination device according to image information, and a projection optical system that projects the light modulated by the electro-optic modulator. The illumination device includes a first lens array having plural first small lenses for...

20060187419 - Compact image projection module: A lightweight, compact image projection module, especially for mounting in a housing having a light-transmissive window, is operative for causing selected pixels in a raster pattern to be illuminated to produce an image of high resolution of VGA quality in monochrome, color or gray scale. Edge-emitting light emitting diodes are...

20060187420 - Projector and cooling module of the same: A cooling module of a projector is provided. The cooling module is disposed in a housing. The projector includes several heat generating components and the housing has a first side and a second side. The cooling module includes a first cooling path, a second cooling path and a first fan....

20060187422 - Image display apparatus, image display method, and recording medium: In a projector, CPU supplies a chart generation circuit with chart display information designating display position and display size of a chart image to be projected on a screen such that it comes within viewable ranges of phase difference sensors. For focus control, CPU sets display position near center of...

20060187421 - Video display system: A video display system for suppressing variations of a video image display position and improving viewing comfort includes: a projector (1100) which projects a video projection light; and a screen unit (1150) which receives the video projection light and displays the video image. The screen unit (1150) includes first and...

20060187423 - Image projection at different image planes: An image projection module within a housing is operative for causing selected pixels in a raster pattern to be illuminated to produce an image at different image planes of VGA quality. A movable component on the housing causes the image to be formed at a selected image plane....

20060187424 - Projecting device and light module thereof: A projecting device includes a housing, an optical engine and a light module. The optical engine is disposed inside the housing. The light module is against the optical engine, comprises a light source, a holder and a chamber. The holder used for positioning the light source is coupled to the...

20060187425 - Projector, network system including projector, and method of controlling projector on network system: A projector comprises an optical engine which projects an image based on a video signal; a circuit section which controls operation of the optical engine; a power source which supplies electric power to the circuit section; a network interface, through which the circuit section communicates with a remote network terminal...

20060187426 - Projector, network system including projector, and method of controlling projector on network system: A projector comprises an optical engine which projects an image based on a video signal; a circuit section which controls operation of the optical engine; a power source which supplies electric power to the circuit section; a network interface, through which the circuit section communicates with a remote network terminal...

20060181682 - Image projection device and method: A device for forming an image on a screen is described that comprises a coherent illumination means, an electrically addressed spatial light modulator means located in the path of light from the coherent illumination means, means for producing computer generated hologram images for display on the electrically addressed spatial light...

20060181683 - Resolution multiplication technique for projection display systems: A projection display may be formed by an imager which creates a portion of each of a plurality of spatially separated segments which together make up an overall image. The imager may produce one of those segments at any given instant of time. That segment is then replicated to fill...

20060181684 - Panoramic motion projector: A projector includes a support structure, which supports a light source and an image medium. The image medium is arranged such that light from the light source passes through one or more images carried by the image medium, thereby projecting intermediate images. An image dispersion element, having a plurality of...

20060181686 - Image processing system, projector, and image processing method: A projector includes an image distortion sensing section which generates image distortion sensing information, an environmental influence sensing section which generates environmental influence sensing information, a projection area information generation section which generates projection area information, an image distortion correction section which corrects distortion of a projection image and generates...

20060181687 - Image processing system, projector, and image processing method: A projector including: a sensing section which senses an area including at least a part of a projection image projected onto a projection target area to generate sensing information; a projection target area information generation section which generates projection target area information based on the sensing information; a projection area...

20060181685 - Projector, method of controlling the projector, program for controlling the projector, and recording medium storing the program: A projector includes an image capture device that captures an image in a capture region larger than a projection region of a projection image; an image determining unit that compares and determines the projection image projected by the corresponding projector with another projection image projected in the capture region on...

20060181688 - Display apparatus: A display apparatus is provided which can display different text/image information depending on the viewing angle and the viewer, display a high reality three-dimensional image viewable from any direction and realize stereoscopic viewing without glasses or the like. The display apparatus includes a display unit having a view angle-limiting filter...

20060176450 - Illumination optical system and projector comprising the same: Brightness of optical equipment can be adjusted as required. An illumination optical system comprises a light source, a lens array composed of a plurality of lenses for splitting light emitted from the light source into a plurality of sub-beams and a polarization conversion element for adjusting the light polarization directions....

20060176451 - Fiber optic rear projection display: Provided is a fiber optic rear projection display. In a particular embodiment, provided is a plurality of aligned magnifying layers providing a viewing surface. Each magnifying layer includes a plurality of optical fibers. Each fiber has an input end, a midsection and a magnifying output end. The plurality of input...

20060176452 - Light tunnel and projection apparatus having same: A light tunnel and a projection apparatus having the same provide an improved degree of optical separation and an improved image forming efficiency. The light tunnel standardizes the intensity distribution of light emitted from a light source. The light tunnel comprises an incident plane and an emitting plane for the...

20060176453 - Projector: A projector includes a light source lamp, a projection lens for projecting an image, a light modulation element for reflecting and providing light radiated from the light source lamp to the projection lens, a printed wiring board for controlling the light modulation element attached to the printed wiring board, an...

20060170870 - Laser projection with object feature detection: A laser projection system scans an output laser light beam onto an object to detect features. A high-sensitivity optical feedback system receives and detects a feedback beam of the output beam light diffusely reflected from the object. The feedback light and projected output beam share the same beam path between...

20060170871 - Anti-blinding safety feature for projection systems: A method for projecting an image projects, optically, an image on a display surface. A presence of a person in a region of projection is detected and a brightness of the image is reduced in response to detecting the presence of the person in the region of projection....

20060170872 - Single-panel projection system: A single-panel projection system (1) includes a lighting device for generating collimated light, a beam splitter (30) for splitting the collimated light into a plurality of collimated beams, a color separator (40) for separating each collimated beam into a red, a green and a blue color beams, a color scrolling...

20060170873 - Optical system for a display panel using divided irradiation: An optical system for a display panel is disclosed. An optical system comprises a color separating portion for separating light that is emitted from a light source into a plurality of beams having different spectra; and a projecting portion for projecting the plurality of beams onto a plurality of divided...

20060170874 - Projector system: A projector system includes a first projection section projecting inputted image information onto a projection target, a laser pointer pointing a predetermined part of an image projected onto a screen 1, an image pick-up section picking up the image in a state pointed by the laser pointer, and a pointed...

20060170875 - System and method for giving a presentation: The invention relates to a method of giving a presentation on a wireless projector (1) from a mobile device (3). If the mobile device (3) has access to a company's internal network (6), a wireless communications connection is made to the projector (1) over this network (6), thus enabling access...

20060170876 - Projector: A projector capable of efficiently cooling a source lamp with single air feed means is obtained. This projector comprises a source lamp, an optical component arranged on a position irradiated with light from the source lamp, air feed means for feeding air toward the source lamp, a first air guide...

20060170877 - Projector: A projector including a light modulating device which modulates light beams emitted from a light source according to image information to form an optical image, a projection optical device, the projection optical device including a projection lens which has a plurality of lenses and enlarges and projects the optical image...

20060170879 - Rear projector: A rear projector, includes: a light source; an optical modulator that forms images through modulation of luminous fluxes coming from the light source based on image information; an image formation device provided with a projection optical device that enlarges and projects the images formed by the optical modulator; a reflective...

20060170878 - Space-saving backprojection device: A backprojection device is disclosed having an image source, a projection lens, a folding mirror and a projection screen, the image source transmitting an image beam through the projection lens towards the folding mirror, the folding mirror reflecting the beam towards the projection screen. In order to reduce the height...

20060170880 - Brightness and colour control of a projection appliance: In order to control the brightness and/or the color of a projection apparatus (1), more particularly of a rear projection apparatus of a projection wall, wherein the image generation is based on time-sequential mixing of primary colors, it is proposed that a semi-transparent mirror (14) is used to couple out...

20060170883 - Display apparatus, light source device, and illumination unit: A display apparatus capable of illuminating a light modulation device with a light from a light emitting body to display an image on a display plane comprises a plurality of light emitting bodies (R, G, B) different from one another in emitted light color, a light receiving device configured to...

20060170881 - Rear projector: A rear projector includes: a light source device; an optical system having a light modulation device for modulating light emitted from the light source device in accordance with image information to produce an image, and a projection optical device for enlarging and projecting the image produced by the light modulation...

20060170882 - System and method for managing projector bulb life: Projector bulb life is managed to achieve desired performance parameters, such as a maximum life mode or maximum brightness mode, by sensing bulb luminance and applied the sensed luminance with a luminance feedback controller to drive the bulb to achieve the desired performance parameter. For instance, in maximum life mode...

20060170884 - Optical projection apparatus: An optical projection apparatus includs an illumination system, a projection lens and a reflective light valve between the illumination system and the projection lens. The illumination system includes a first light source assembly, a second light source assembly, a first light integration rod, a second light integration rod and a...

20060170885 - Projector: A projector for image projection, includes: an optical element included by an optical system to project an image; a tripod that supports the projector; and a tripod-fixing part that is connected with the optical element and fixes the tripod, wherein the tripod and tripod-fixing part are each constituted by a...

20060170886 - Manufacturing apparatus of optical device, manufacturing method thereof and projector: A manufacturing apparatus of an optical device that is used for a projector, the optical device including a plurality of optical modulators that respectively modulate each of a plurality of color lights in accordance with image information; and a color-combining optical device that combines the color lights modulated by the...