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| Number | Title | Issue Date |
| 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 through an optical transmission medium. The refractive index of the opti... | 11/03/2009 |
| 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 a screen may be illuminated with the non-visible light. Other embodi... | 02/24/2009 |
| 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 detection image at least partially provided outside the content image; a... | 02/03/2009 |
| 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 that covers this apparatus main unit; a rotating knob for effecting ... | 12/16/2008 |
| 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 position of the lens based upon an output from the sensor in a manner w... | 12/16/2008 |
| 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 illumination optical system which condenses light from the light source... | 11/25/2008 |
| 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 focusing device has an arm, a reflective mirror and a lens. One end of the a... | 10/28/2008 |
| 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 astronomically observable objects that are visually perceptible withi... | 10/21/2008 |
| 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 scaler, a projection lens and a display unit. The control unit is for ca... | 10/21/2008 |
| 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 so as to surround a user, and an immersion image such as the scenery o... | 10/14/2008 |
| 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 used by the laser is reduced used while scanning at least a portion of t... | 09/16/2008 |
| 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 20 and a decorative display unit 10 comprising a light ... | 09/16/2008 |
| 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 directions. Projecting light paths cross each other so that the size of the im... | 08/05/2008 |
| 7401926 | Space light modulating apparatus, projector including same, process for manufacturing microstructure element used in same, and microstructure element manufactured by the 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 pixels, and a refracting unit that refracts modulated light including a... | 07/22/2008 |
| 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 lens cover is configured to cover the lens unit. The lens cover is f... | 07/15/2008 |
| 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 adjustment unit provides an enabling signal and regulates the frequency of t... | 07/08/2008 |
| 7396137 | Projector A projector including a main body and a height adjuster in a bottom of the main body. The height adjuster includes a guide housing connected to the bottom of the main body; a front leg slidably accommodated in the guide housing; a spring between the guide housing an... | 07/08/2008 |
| 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 distinguish from an image being projected onto the screen and because o... | 07/01/2008 |
| 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 player and the projector is provided. The control unit is configured t... | 07/01/2008 |
| 7390092 | 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 capture both visible light and infrared light. Address signals sent from ... | 06/24/2008 |
| 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 moved. ... | 06/10/2008 |
| 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 element is disposed opposite to the first optical element and has a seco... | 06/10/2008 |
| 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 presenter with the ability to track the elapsed time of a presentation. T... | 05/27/2008 |
| 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 automatically generated and displayed to include lamp usage and projector identi... | 05/27/2008 |
| 7377651 | 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 capture both visible light and infrared light. Address signals sent from ... | 05/27/2008 |
| 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, wherein the top plate includes an operational part for operating the p... | 05/20/2008 |
| 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 from the first color light, and a projection optical system having at ... | 05/20/2008 |
| 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 comprising an array of controllable light-emitters. The controllable-emitte... | 05/13/2008 |
| 7370975 | Image processing apparatus An image processing apparatus which includes: an imaging device; a reference luminance property storage device that stores a predetermined reference luminance property; a luminance property calculating device that calculates a luminance property of the imaging devic... | 05/13/2008 |
| 7370978 | Encrypting data Embodiments disclose encrypting data used to adjust reflectivity of the screen. ... | 05/13/2008 |
| 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 with the walls, ceiling and floor thereof. An internal body such as a... | 05/13/2008 |
| 7372447 | Microdisplay for portable communication systems The invention relates to a microdisplay system that utilizes a small high resolution active matrix liquid crystal display with an illumination system and a magnifying optical system to provide a hand held communication display device. The system can employ an LED il... | 05/13/2008 |
| 7367510 | Monitoring light beam position in electro-optical readers and image projectors An arrangement for determining light beam position in an electro-optical reader, image projector and like devices includes a drive for moving a scanning light beam at a scan frequency across a target as a scan line, and an electro-optical feedback assembly operative... | 05/06/2008 |
| 7369773 | Methods and systems for polarization control and polarization mode dispersion compensation for wideband optical signals An optical processing method includes: receiving an optical signal from an optical system, wherein the optical signal is distorted by frequency-dependent polarization effects in the optical system; spatially dispersing frequency components of the distorted optical s... | 05/06/2008 |
| 7364307 | Method and system for a beam projector having data manipulation capabilities A method and system for a beam projector having data manipulation capabilities. The beam projector includes a central processing unit integral with the beam projector, a memory portion coupled with the central processing unit and a signal-receiving portion coupled w... | 04/29/2008 |
| 7364304 | Projector control To automatically adjust the quality of a projection image commensurate with the performance in-time deterioration and aging of projector component parts in an image projection system, each projector detects an integrated service time of its own light-source lamp and... | 04/29/2008 |
| 7365513 | Positioning device having dynamically isolated frame, and lithographic device provided with such a positioning device A guided stage mechanism suitable for supporting a reticle in a photolithography machine includes a stage movable in the X-Y directions on a base. Laterally surrounding the stage is a rectangular window frame guide which is driven in the X-axis direction on two fixe... | 04/29/2008 |
| 7364306 | Field sequential light source modulation for a digital display system A digital display system consists of an image modulator and multiple light modulators. An image processing system processes an incoming data stream, scans processed data to an image modulator and controls for the light modulators. Other user inputs and sensors are u... | 04/29/2008 |
| 7364300 | Theta-parallax-only (TPO) displays A 3-D display may comprise a rotating optical diffuser for displaying 3-D parallax images in specific substantially unidirectional viewing zones as the rotating optical diffuser rotates; and a projector for projecting images through the rotating optical diffuser. | 04/29/2008 |
| 7360905 | Compact optical engine for very small personal projectors using LED illumination According to various illustrative embodiments of the present invention, a device for a light projection system includes a single light emitting diode array comprising at least one green die, at least one blue die, and at least one red die, a single light collection,... | 04/22/2008 |