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| Number | Title | Issue Date |
| 7420725 | Device having a conductive light absorbing mask and method for fabricating same A system and method for an optical component that masks non-active portions of a display and provides an electrical path for one or more display circuits. In one embodiment an optical device includes a substrate, a plurality of optical elements on the substrate, eac... | 09/02/2008 |
| 7369584 | Laser projection display A method and apparatus are provided for controlling the operation of a Laser Projection Display (LPD). Generally, the LPD is comprised of a laser, an optical system and a controller. The laser is adapted to emit a beam of laser light. The optical system is adapted t... | 05/06/2008 |
| 7369144 | Method and device for correcting the rotation of a video display A method for displaying a video image on a display screen by a scanning of the display screen along lines inclined by a first angle with respect to a reference direction by at least one electron beam modulated by a modulation signal. The method includes the steps of... | 05/06/2008 |
| 7357741 | Belt looping A high output light source, such as a stage lighting luminaire, produces light along a path. The belt which drives a driven device is kept away from that path by passing it around the opposite side of the pulley. ... | 04/15/2008 |
| 7355657 | Laser illuminated projection displays A projection video display includes a light source including an OPS-laser delivering laser radiation in multiple transverse modes (a multiple-transverse-mode OPS-laser). The display includes a spatial light modulator for spatially modulating the radiation from the m... | 04/08/2008 |
| 7342681 | High-speed calibration method and system for an image-capture apparatus The present invention provides a calibration method and circuit for outputting an average calibration value used in an image-capture apparatus. The calibration circuit comprises difference means accepting a plurality of digital signals from capturing a pixel of a ca... | 03/11/2008 |
| 7264360 | Scan type display optical system A scan type display optical system is disclosed in which the position and inclination of an image formed by projection light is made variable. The scan type display optical system comprises an optical scanning member for deflecting and scanning light, and a projecti... | 09/04/2007 |
| 7244028 | Laser illuminated projection displays A projection video display includes at least one laser for delivering a light beam. The display includes a beam homogenizer and a condenser lens. A scanning arrangement is provided for scanning the light in beam in a particular pattern over the condenser lens in a m... | 07/17/2007 |
| 7245311 | Image forming apparatus A photosensitive body has a photosensitive layer. An optical scanning device has a deflector deflecting a light flux emitted from a light source, and scans the surface of the photosensitive body by the thus-deflected light flux. A dot is formed at a center between a... | 07/17/2007 |
| 7193662 | Projector having alignment optics and electronics A projector employing a linear array of light-emitting sources forms a super pixel in the form of a plurality of beams that are focused onto scanning optics that cause the beams to move across a viewing surface on a first axis for defining image lines along the firs... | 03/20/2007 |
| 7184091 | Method for connecting split images and image shooting apparatus An image shooting apparatus capable of accurately connecting split images while avoiding increase in the size of the apparatus is described. The stop positions of an image forming portion 10 is detected on the order equal to the pixel pitch, the shift amounts... | 02/27/2007 |
| 7184103 | Laser video projector having multi-channel acousto-optic modulator, and method and circuit for driving the same Provided are a laser video projector having a multi-channel acousto-optic modulator, and a method and circuit for driving the laser video projector. The laser video projector includes a light generating portion, an optic modulator, an optic combining portion, and an... | 02/27/2007 |
| 7158268 | Digital image scanner with a variable aperture lens and multiple scanning speeds A scanner is provided with a variable aperture lens system. High resolution scans use a relatively small aperture size, and scanning speed is relatively slow. Low resolution scans use a relatively large aperture size, and scanning speed is increased. Fast scans are ... | 01/02/2007 |
| 7145596 | Method of and apparatus for composing a series of partial images into one image based upon a calculated amount of overlap The image input apparatus comprises the image pickup unit which optically scans a subject and successively acquires partial images of the subject. The relative change detection unit detects an amount of relative change in position or speed of the image pickup unit b... | 12/05/2006 |
| 7142257 | Laser projection system Laser projection system suitable for commercial motion picture theaters and other large screen venues, including home theater, uses optical fibers to project modulated laser beams for simultaneously raster scanning multiple lines on screen. Emitting ends of optical ... | 11/28/2006 |
| 7136537 | Specular reflection in captured images A method for selectively adjusting the amount of specular reflections appearing in the final image output by an image capturing device by blending two substantially perfectly overlapping images, one with natural specular reflections and one without specular reflecti... | 11/14/2006 |
| 7126619 | System and method for direct laser engraving of images onto a printing substrate An optical scanning system and method for laser engraving a plurality of data subrasters into a substrate to form a raster of engraved data defining an image on the substrate. Each subraster has a length dimension and a width dimension. The system includes a transpo... | 10/24/2006 |
| 7123778 | Whiteboard imaging system An image capturing system is installable in a room separate from a writing surface and a second area. The image capturing system is adapted to take visual images of the writing surface and second area and identify information written thereon. ... | 10/17/2006 |
| 7092132 | Image reading apparatus and image input/output system The purpose of obtaining a high resolution image with fewer number of image sensings in an image input device which allocates a planar object such as a document or the like into a plurality of areas for image sensing, and combines the obtained image data for output ... | 08/15/2006 |
| 7053930 | Triangular bidirectional scan method for projection display One embodiment disclosed relates to a method for bi-directional progressive scanning in a display system. The method includes receiving image data for an image to be displayed, forward scanning the image data in a first direction using a linear array of controllable... | 05/30/2006 |
| 7050208 | Scanning microscopy, fluorescence detection, and laser beam positioning High speed, wide area microscopic scanning or laser positioning is accomplished with an inertia-less deflector (for example an acousto-optic or electro-optic deflector) combined with a high speed wide area microscopic scanning mechanism or laser positioner mechanism... | 05/23/2006 |
| 7036938 | Pen projection display The projection display includes a light projector unit for generating and projecting light, an oscillator unit for oscillating light projected from the light projector unit, and a frequency generation and modulation unit. The frequency generation and modulation unit... | 05/02/2006 |
| 6987616 | Light reflection/diffraction device, light reflection/diffraction device array, and image display A light reflection and diffraction element for enhancing the contrast of an image display device. In an off state of the element, a portion exhibiting a cyclic structure for diffracting incident light in a region where reflective members having reflection surfaces a... | 01/17/2006 |
| 6972777 | Image display apparatus and method For generating a plurality of light beams having different colors, time sequentially switching the light beams, illuminating a space modulation unit with the light beam, and projecting light modulated by and emitted from the space modulation unit, a white light illu... | 12/06/2005 |
| 6945652 | Projection display device Light beams having different wavelengths emitted from red and blue semiconductor lasers and a laser diode pumped green solid-state laser are incident on respectively different surfaces of a color combining element and are overlaid on a single light path. Multiple be... | 09/20/2005 |
| 6930669 | Portable personal computing device with fully integrated projection display system A fully integrated portable personal computing device includes a lid body member and a main body member. An input system inputs data and commands and a microprocessor processes the data in accordance with the commands. A display system displays information. The disp... | 08/16/2005 |
| 6924936 | Light scanning apparatus and two-dimensional image forming apparatus A one-dimensional image is formed by reflecting the light from a one-dimensional display device having a plurality of light emitting sections or light emitting sections disposed in one direction by a projection optical system three times or more. Then, a two-dimensi... | 08/02/2005 |
| 6917385 | Image input device for obtaining 2-D and 3-D images with a linear sensor An image input device comprises a mirror body which is designed in a polygonal prism form and has side peripheral surfaces each formed of a mirror face, image pickup light from a subject being reflected from the mirror face, and a linear sensor for talking the image... | 07/12/2005 |
| 6904182 | Whiteboard imaging system An image capturing system is installable in a room opposite a writing surface. The image capturing system is adapted to take visual images of the writing surface and identify information written thereon. ... | 06/07/2005 |
| 6621600 | Digital image scanner with a variable aperture lens and multiple scanning speeds A scanner is provided with a variable aperture lens system. High resolution scans use a relatively small aperture size, and scanning speed is relatively slow. Low resolution scans use a relatively large aperture size, and scanning speed is increased. Fast... | 09/16/2003 |
| 6590606 | Method for the compensating of geometric images and an arrangement for carrying out the method An arrangement for displaying video images on a projection surface, in which the display is carried out on the projection surface at an inclination, comprises a source for the emission of a substantially parallel light bundle for a sequential illumination... | 07/08/2003 |
| 6535250 | Image pickup apparatus An electronic camera adopts an image pickup and optical system of a mirror scan type in which a mirror for scanning is disposed at a forward side of a taking lens. A line image sensor relatively scans an object while rotating the mirror to perform photogr... | 03/18/2003 |
| 6512539 | Document periscope A composite higher resolution image of an object can be obtained by combining or patching together multiple low-resolution camera images to form a composite image having a higher resolution. Each low-resolution camera image represents a subsection of an o... | 01/28/2003 |
| 6480324 | Methods involving direct write optical lithography An improved optical photolithography system and method provides predetermined light patterns generated by a direct write system without the use of photomasks. The Direct Write System provides predetermined light patterns projected on the surface of a subs... | 11/12/2002 |
| 6426776 | Apparatus for and method of photographing using scanning techniques An apparatus for obtaining a two-dimensional image of an object by means of an image sensor and a scanning mechanism is provided with a light source for emitting light for irradiating the object. The light source is lighted in response to a request made b... | 07/30/2002 |
| 6366387 | Depixelizer A depixelizer for enhancing an image generated by a spatial light modulator having an array of pixels. The depixelizer comprising a translatable stage having the spatial light modulator attached thereto. The stage being moveable in a first axis of motion ... | 04/02/2002 |
| 6091461 | Electronically self-aligning high resolution projection display with rotating mirrors and piezoelectric transducers A projection display device wherein a modulated laser beam is scanned across a viewing surface by a system of rotating mirrors. A correcting mirror is provided for introducing small variations in the path of the beam. An instantaneous position of the beam... | 07/18/2000 |
| 6067183 | Light modulator with specific electrode configurations A light modulator for modulating a beam of light of wavelength λ including a substrate, a fixed electrode formed over the substrate and arranged to reflect light; an insulative transparent layer defining a modulating region formed over the fixed electrod... | 05/23/2000 |
| 5956529 | Hand tremor compensating apparatus using magnets A hand tremor compensating apparatus for a video camera has a bobbin for supporting and protecting a mirror section. The bobbin has a contact portion with a groove provided therein. A barrel is disposed at an outside of the bobbin. The barrel has a boss i... | 09/21/1999 |
| 5920417 | Microelectromechanical television scanning device and method for making the same A single reflector, two-axis MEMS scanner made of a substrate. The substrate has nested, cut-out regions. Each region is independently rotatable about one of the axes. The axes of the regions are substantially orthogonal.... | 07/06/1999 |
