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7611250 |
Projector
A projector including a display screen and an imaging system is provided. The imaging system is adapted for providing an optical image and the optical image is transmitted to the display screen...
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7602563 |
System and method for focal length stabilization using active temperature control
An optical metrological system having a heat-generating light source coaxially mounted near a heat-sensitive lens. The system uses a temperature sensor to monitor the lens temperature and a heating...
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7581838 |
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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7573644 |
Light pipe assembly including a plurality of lenses and related projector system
A light pipe assembly includes a lens set and a holder. The lens set includes a first lens, a second lens, a third lens, and a fourth lens. The first lens has a first surface and a fifth surface...
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7570240 |
Method and apparatus to minimize lamp flicker and increase contrast ratio in projection devices
A variable retarder is inserted in a polarized light beam. The retardance of the variable retarder is increased when the light beam increases in brightness and is decreased when the light beam...
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7559659 |
Configurable projection device
A modular projection device. The modular projection device includes a docking interface for selectively coupling the projection device to a content source module that provides the projection device...
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7557867 |
Optical engine and image projecting apparatus having the same
An optical engine is provided that includes a base frame, a video device assembly for generating a video signal, and a driving substrate detachably coupled to the video device assembly for driving...
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7556385 |
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...
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7556384 |
Press-up tri-fold display device
A trifold display device comprising panel opening mechanism(s) which open the device, in a damped motion, from a closed position wherein display surfaces are concealed from view to an open...
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7553029 |
Structure of projector engine section
A structure of a projector engine section includes: an engine section that projects through a projector lens an optical image formed by modulating a light flux depending on image information; a...
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7546028 |
Inclination angle adjusting mechanism for image pickup device
An inclination angle adjusting mechanism includes a mounting plate to which an image pickup device is mounted; a reference member holding the mounting plate; through-holes formed in the mounting...
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7542055 |
Image display system, projector, information storage medium, and image processing method
An image display system that performs grayscale correction in accordance with the on-site environment, to display an image, is provided with: a calibration signal generation section ( 150 ) that...
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7533995 |
Device for forming visible image in air
The present invention relates to a device for forming a visible image which can draw a two-dimensional or a three-dimensional visible image without having a scanning locus of a laser beam...
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7527998 |
Method of manufacturing MEMS devices providing air gap control
Methods and apparatus are provided for controlling a depth of a cavity between two layers of a light modulating device. A method of making a light modulating device includes providing a substrate,...
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7524066 |
Projection device projection system, and image obtainment method
A projector ( 1 ) includes a template memory ( 5 ), the template memory storing beforehand, for example data of template images made of only ruled lines. A displaying unit ( 6 ) of the projector (...
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7520621 |
Manufacturing apparatus of optical device, manufacturing method thereof and projector
A manufacturing apparatus for manufacturing a projection optical system has a plurality of optical modulators, a color-combining optical device and a projection optical device. The manufacturing...
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7503659 |
Multiple location illumination system and projection display system employing same
An illumination system is disclosed for use with an array of imaging mirrors such as in a projection imaging system. The projection imaging system includes projection optics and first and second...
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7500756 |
Monitoring apparatus
A monitoring apparatus includes plural imaging units; a viewpoint conversion unit making viewpoint conversion of each imaged picture of the plural imaging units into an overhead picture with the...
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7500755 |
Display apparatus and image processing system
A display apparatus includes a half mirror for allowing light incident from the rear to pass through to the front and reflecting light incident from the front toward the front, a display section...
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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...
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7490942 |
Projector with automatic focusing assistance
A projector with automatic focusing assistance includes a focus control for controlling the focus of optics of the projector, and a focus control use sensor. The projector automatically displays a...
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7484855 |
Image processing system, projector, computer-readable medium and image processing method
A projector including: an adjustment section which generates edit image information for projecting an edit image including a content image based on input image information and a position change...
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7465055 |
Rotary operation mechanism, electronic apparatus and projector
A rotary operation mechanism is provided with: a gear that is rotatably provided in the apparatus main unit of an electronic apparatus that is provided with an apparatus main unit and an outer case...
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7465054 |
Focusing arrangement
A focusing arrangement has a lens disposed adjacent a lamp, a sensor for detecting a parameter which varies with a focal position of light focused by the lens, and a controller for adjusting the...
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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...
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7465051 |
Apparatus and method for generating an image
An apparatus for generating an image comprises a projection means, which is designed to generate an image on a projection area, a detection means, which is designed to generate a detection means...
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7461941 |
Uninterrupted power supply for projection lamp protection
An apparatus and method for protecting projection lamps 3 in computer monitors, projection television receivers, video projectors 15 , game displays and the like which incorporates a sensor 2 ...
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7456557 |
External light-shielding layer, filter for display device including the external light-shielding layer and display device including the filter
An external light-shielding layer capable of enhancing a visible light transmittance and a contrast ratio and preventing Moiré fringe and Newton ring phenomena, a display filter including the...
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7455411 |
Projection-type display device
A projection-type display device includes a light source, a spatial light modulation element which modulates incident light according to an applied image signal and emits the modulated light, an...
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7445346 |
Projection equipment support system
A support system for the mounting/suspension/elevation of a commercial projector is disclosed. The projector support grasps the projector to be mounted at one of its surfaces (typically, the bottom...
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7445342 |
Image projection system for personal media player
An image projection module within a housing accessory 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...
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7441905 |
Optical scanner
An optical scanner suitable for scanning a vertical object. The optical scanner has a scanning body, a focusing device and a scanning module. The scanning body has a transparent window, the...
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7438426 |
Projection display apparatus and digital zooming method thereof
A projection display apparatus and digital zooming method thereof is disclosed. The projection display apparatus receives a first image and includes a control unit, an image processor, an image...
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7438422 |
Simplified night sky display system
A portable structure, simply constructed with inexpensive and generally lightweight materials, for displaying a selected portion of the night sky and selected planets, satellites, comets and other...
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7434943 |
Display apparatus, image processing apparatus and image processing method, imaging apparatus, and program
A system and method displays a realistic image that allows a user to readily grasp his/her own positional relationship and also to experience a sense of presence. An outer dome screen is disposed...
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7425073 |
Method and apparatus for conserving power in a laser projection display
A method and apparatus are provided to controllably reduce power of a laser projection display (LPD). Light is scanned from a laser onto a viewing surface to produce an image thereon, and power...
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7425071 |
Video display device and decoration display body
An image display apparatus that can display three-dimensional-like images having a superior visual effect in a simple manner is provided. This image display apparatus is constituted by a projector ...
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7407294 |
Multi-direction image viewing system
A multi-direction image viewing system includes a triangular or rectangular image case, and plural projectors symmetrically installed to the inner sides of the image case in three or four...
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7399090 |
Projector
A projector includes a main body, a lens unit and a lens cover. The main body includes a housing and a groove formed on a bottom face of the housing. The lens unit is provided to the main body. The...
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7396134 |
Apparatus and method for driving light source of projector
An apparatus and a method for driving the light source of a projector are provided. The apparatus includes an adjustment unit, a lamp driver, a phase lock loop (PLL) and a mercury lamp. The...
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7393110 |
Media projector system
A system comprising a media player configured to play media content, a projector operatively coupled to the media player and comprising a lamp, and a control unit operatively coupled to the media...
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7393108 |
Imaging disturbing method and system
A method of preventing image capturing that radiates a visible light that because of the human vision characteristics, an optical image for the visible light for the interference is difficult to...
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7386215 |
Projection system and light tunnel thereof
A light tunnel includes a first optical element, a second optical element, a third optical element and a fourth optical element. The first optical element has a first recess. The second optical...
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7385620 |
Terminal with projection display
A mobile data and/or communication terminal is provided which includes an optical system for the generation of a projected display as well as parts for stabilizing the display when the terminal is...
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7379393 |
Timer device for use in an audio/visual presentation
The present invention provides a time tracking device comprising a display incorporated into a housing of a projector, a control pad, and a power source. The time tracking device can provide a...
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7377658 |
System and method for automated projector lamp management
An information handling system projector tracks lamp usage to generate a lamp order form for order of a replacement lamp when lamp usage is a predetermined usage. The lamp order form is...
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7374292 |
Image projection table
An image projection table including: a projector which projects an image; a housing in which the projector is housed; and a top plate on which the image projected from the projector is projected,...
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7374291 |
Projection optical system and image display apparatus using same
An image display apparatus is provided, which includes a first image display element corresponding to a first color light, a second display element corresponding to a second color light different...
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7370979 |
Calibration of displays having spatially-variable backlight
A display has a screen which incorporates a light modulator. The screen may be a front projection screen or a rear-projection screen. The screen is illuminated with light from a light source...
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7370978 |
Encrypting data
Embodiments disclose encrypting data used to adjust reflectivity of the screen.
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