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| Number | Title | Issue Date |
| 7486426 | Two-dimensional optical scan system using a counter-rotating disk scanner A counter-rotating disk scanner together with another scan mechanism provides two-dimensional optical scanner. The counter-rotating disk scanner includes counter-rotating scan disks that implement the scanning action as they rotate through an optical axis of the sys... | 02/03/2009 |
| 7480086 | High speed, high efficiency optical pattern generator using rotating optical elements An optical pattern generator includes one or more multi-faceted rotating optical elements that introduce an offset that is rotation insensitive. The component that generates the offset is rotationally symmetric around the rotational axis of the optical element. Thus... | 01/20/2009 |
| 7474448 | Focusing a laser beam A device for focusing a laser beam includes a first telescopic configuration and a second telescopic configuration. The first telescopic configuration includes a collimating optical element for collimating the laser beam and a downstream focusing optical element for... | 01/06/2009 |
| 7430070 | Method and system for correcting angular drift of laser radar systems A method of calibrating angle drift of a laser radar system is provided, in one aspect of the present invention. The method includes, providing a plurality of virtual fiducials into an xy scanner; and providing a plurality of auxiliary laser sources into the xy scan... | 09/30/2008 |
| 7411711 | High speed, high efficiency optical pattern generator using rotating optical elements An optical pattern generator includes one or more multi-faceted rotating optical elements that introduce an offset that is rotation insensitive. The component that generates the offset is rotationally symmetric around the rotational axis of the optical element. Thus... | 08/12/2008 |
| 7399421 | Injection molded microoptics A wafer-scale apparatus and method is described for the automation of forming, aligning and attaching two-dimensional arrays of microoptic elements on semiconductor and other image display devices, backplanes, optoelectronic boards, and integrated optical systems. I... | 07/15/2008 |
| 7397589 | Optical scanning device and image forming apparatus using the device An optical scanning device for scanning surfaces of an even number of photoconductors simultaneously includes a rotating deflecting device arranged substantially at a center in a housing to deflect optical beams, and a plurality of scanning optical systems correspon... | 07/08/2008 |
| 7379220 | Multi-beam color scanning device A multi-beam color scanning device is provided with a multi-beam light source unit, a first polygonal mirror that deflects the plurality of light beams emitted by the multi-beam light source unit to scan in a horizontal scanning direction. The scanning beams pass th... | 05/27/2008 |
| 7372603 | Mirror package scanning apparatus and method An optical scanner system and method having a light source, a first mirror rotatable along a first torsion axis to reflect light from the light source, a first vibrator to vibrate the first mirror, a second mirror positioned adjacent to the first mirror and rotatabl... | 05/13/2008 |
| 7369148 | Frequency modulation apparatus and frequency modulation method A frequency modulation apparatus capable of reducing a peak level of a radiation noise of a characteristic frequency band due to an image clock. This frequency modulation apparatus is used in an image formation apparatus having an image bearing body to be scanned by... | 05/06/2008 |
| 7362485 | Image display medium, image writing device, and image forming apparatus An image display medium comprising: a display layer; a pair of substrates that retain the display layer therebetween, with at least parts of the pair of substrates configuring a frame portion to which an electrical connection connector for electrical connection to t... | 04/22/2008 |
| 7362484 | Optical scanner package with optical noise reduction The optical scanner package having: an optical scanner device scanning an incident beam and including a scanning mirror and a comb-electrode structure operating the scanning mirror; a package container containing the optical scanner device; and a package window that... | 04/22/2008 |
| 7359042 | Inspection system for limited access spaces A limited access space inspection system comprising: an imaging device for imaging a region in the limited access space, a mounting for mounting the imaging device to scan about the limited access space and a scanning control unit, associated with the imaging device... | 04/15/2008 |
| 7358498 | System and a method for a smart surveillance system A radiation surveillance sensor system includes a radiation responsive sensor, a lightweight, radiation reflective member for selectively adjusting the incident radiation path to the sensor, and power means for controlling the position of the reflective member to ac... | 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 |
| 7352499 | Arrangement for and method of projecting an image with pixel mapping A laser beam is swept by a scan mirror as a pattern of scan lines on a projection surface. The scan mirror moves at a variable speed along each scan line. Each scan line has a number of pixels. The pixels have time durations proportional to the variable speed of the... | 04/01/2008 |
| 7348548 | Image forming apparatus and image forming method A printer has a laser emitter for emitting a laser beam to irradiate a surface of a photosensitive member; a reflector, disposed at a position on a laser beam path defined by the laser emitter and the photosensitive member, for reflecting the laser beam emitted by t... | 03/25/2008 |
| 7345800 | Optical arrangement for deflecting a light beam An optical arrangement for deflecting a light beam includes first and second deflection devices, and a coupling mirror. The first deflection device is rotatable about a first axis using a first rotary drive, and includes two mirrors disposed non-rotatably with respe... | 03/18/2008 |
| 7342702 | Light deflecting method and apparatus efficiently using a floating mirror Method of deflecting light includes the steps of providing a substrate and forming a supporting member on the substrate. Next forming step forms electrodes at predetermined positions on the substrate. Next forming step forms a plate-like-shaped thin film member incl... | 03/11/2008 |
| 7339712 | Laser scanning and power control in a rapid prototyping system A laser scanning system in a rapid-protyping system is controlled during vector scanning by providing a commanded-position signal to each of first and second rotary motive devices to rotate respective mirrors of the scanning system, each mirror undergoing accelerati... | 03/04/2008 |
| 7329942 | Array-type modularized light-emitting diode structure and a method for packaging the structure An array-type modularized light-emitting diode structure and a method for packaging the structure. The array-type modularized light-emitting diode structure includes a lower substrate and an upper substrate fixed on the lower substrate. A material with high heat con... | 02/12/2008 |
| 7325736 | Optical scanner and image forming apparatus having the same An optical scanner is disclosed which includes: a first scanning device having a first mirror portion in which a first reflective surface is formed, the first scanning device scanning in a first direction, light which impinges obliquely on the first reflective surfa... | 02/05/2008 |
| 7316356 | Optical scanner having a balanced mirrored spinner An optical scanner having a balanced mirrored spinner. The optical scanner includes a laser for producing a laser beam, a mirrored spinner for directing the laser beam to produce scanning light beams, and an apparatus for rotating the mirrored spinner including a mo... | 01/08/2008 |
| 7304619 | Method and apparatus for controllably compensating for distortions in a laser projection display A method and apparatus are provided to controllably compensate for distortions in an image produced by an LPD, where the distortion arises from the shape and/or angle of the viewing surface relative to the LPD. For example, the LPD can determine the angle of the vie... | 12/04/2007 |
| 7301690 | Micro-optical arrangement The invention relates to a micro-optical arrangement with which in particular optical properties of an optical element or its influencing of electromagnetic radiation may be changed. Thereby the optical elements with a reflecting surface are preferred. It is the obj... | 11/27/2007 |
| 7295358 | High speed, high efficiency optical pattern generator using rotating optical elements An optical pattern generator includes one or more multi-faceted rotating optical elements that introduce an offset that is rotation insensitive. The component that generates the offset is rotationally symmetric around the rotational axis of the optical element. Thus... | 11/13/2007 |
| 7286273 | Light deflecting device An object of the present invention is to provide an optical deflecting device capable of suppressing undesirable vibrations of an optical deflecting element such as a mirror and allowing a plurality of optical deflecting elements to be easily arranged. The optical d... | 10/23/2007 |
| 7286764 | Reconfigurable modulator-based optical add-and-drop multiplexer An optical add and drop multiplexer system comprising a first module for providing a first signal; a second module for providing a second signal; and a modulator for receiving a channel of the first signal at a first location, the first location configured to actuat... | 10/23/2007 |
| 7273281 | Method and apparatus for aligning a plurality of lasers in an electronic display device A method and apparatus are provided to compensate for variations in the alignment of a plurality of lasers 102, 104, 106. A controller 142 varies the time at which the lasers 102, 104, 106 are energized so that the laser light emitted therefrom ... | 09/25/2007 |
| 7271822 | Seamless stitching of multiple image fields in a wide-format laser printer Systems and methods are described for stitching multiple images together in a printer to form a single, seamless, composite image. The use of multiple laser sources and multiple scan lenses with one or more scanner assemblies and various image stitching methods achi... | 09/18/2007 |
| 7268923 | Document scanner for scanning books A document scanner for scanning an open book includes a housing and a wedge-shaped transparent platen supported by the housing. The platen defines an upper surface configured to support a book in a face-down position, and a lower surface opposite the upper surface. ... | 09/11/2007 |
| 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 |
| 7264165 | Method for reading a graphic pattern and acquiring its image A method for reading a graphic pattern by illuminating the graphic pattern with at least two groups of light sources, each of the at least two groups of light sources having at least one light source operating according to an illumination cycle that comprises an ill... | 09/04/2007 |
| 7265884 | High speed, high efficiency optical pattern generator using rotating optical elements An optical pattern generator includes one or more multi-faceted rotating optical elements that introduce an offset that is rotation insensitive. The component that generates the offset is rotationally symmetric around the rotational axis of the optical element. Thus... | 09/04/2007 |
| 7262894 | Method for aligning bi-directional images in a mirror display A mirror display system comprising a multiplicity of scan lines that are combined to generate an image. The multiplicity of scan lines are orthogonally positioned in response to a slow speed cyclic drive signal (for example, sinusoidal or repetitive triangular shape... | 08/28/2007 |
| 7256834 | Digital camera having panning and/or tilting functionality, and an image rotating device for such a camera A digital camera (300) has panning and/or tilting functionality and comprises: a camera housing (6) with an optical input (400), such as a lens or objective (8); an image capturing unit (500) for producing a digital image from ligh... | 08/14/2007 |
| 7253946 | Microscope with extended field of vision An optical system is provided for creating a mosaic image of a large field of view through a microscope at fast refresh rates of about 25 Hz with a high resolution that is free of blurring or aberrations. The optical system includes an objective lens assembly (20... | 08/07/2007 |
| 7252394 | Laser projection display and illumination device with MEMS scanning mirror for indoor and outdoor applications A projection display system includes a light source emitting a light beam, and a reflecting mirror system for scanning the light beam over an image to illuminate the image. The light source can be solid state such as a laser diode. The reflecting mirror system can b... | 08/07/2007 |
| 7252634 | Confocal probe having scanning mirrors mounted to a transparent substrate in an optical path of the probe A confocal probe unit is provided with a scanning type confocal probe, which includes at least one scanning mirror, and a transparent substrate on which the at least one scanning mirror is mounted. The transparent substrate is inserted in an optical path of the conf... | 08/07/2007 |
| 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 |
