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| Number | Title | Issue Date |
| 8179581 | Electrostatically-addressed MEMS array system and method of use The present invention provides an improved electrostatic micro actuator array system comprising a plurality of electrostatic micro actuators, each of the micro actuators further comprising at least one hold-down electrode and at least two pull-down electrodes positi... | 05/15/2012 |
| 8154782 | Method and system for generating a drive signal for a MEMS scanner A method for generating a drive signal for a micro-electro-mechanical system (MEMS) scanner is provided. The method includes generating the drive signal for the MEMS scanner using a direct digital synthesis, numerically-controlled oscillator. For a particular embodi... | 04/10/2012 |
| 8154783 | Method and apparatus for controlling mirror motion in light scanning arrangements A method and apparatus of driving a motor in a light scanning arrangement. The method includes the following steps: (1) driving a drive coil with a drive signal to oscillate a scan mirror and a light beam reflected from the scan mirror; (2) generating a feedback sig... | 04/10/2012 |
| 8089693 | Color separation and polarization device A color separation and polarization device is provided, which comprises a lens module, having a first frame including a polarization material received therein, and configured with a first light-entrance surface and a first light-emitting surface having a lens struct... | 01/03/2012 |
| 8064117 | Oscillating element, manufacturing method of oscillating element, optical scanning device, image forming device and image display device An oscillating element which can improve the adhesiveness thereof with an actuator is disclosed. In an oscillating element which includes a substrate which is configured to support an oscillation portion in an oscillating manner, and a driving layer which is configu... | 11/22/2011 |
| 8054521 | Method for adjusting galvano scanner system In a galvano scanner system (1), a light position detection unit (30) is mounted so as to match the scanning center of the workpiece surface (7), the light position detection unit being provided with a two-dimensional light position sensor (3... | 11/08/2011 |
| 8035876 | Systems, methods and devices for actuating a moveable miniature platform Presented herein are systems, methods and devices relating to miniature actuatable platform systems. According to one embodiment, the systems, methods, and devices relate to controllably actuated miniature platform assemblies including a miniature mirror. ... | 10/11/2011 |
| 8031385 | Method for adjusting drive characteristics of scanner driver of galvanometric scanner A scanner driver of a galvanometric scanner system includes an analog drive circuit; a control unit 31 for storing and holding optimized data formed from combinations of optimal values of circuit constants set in advance in accordance with a plurality of driv... | 10/04/2011 |
| 8014068 | Wire grid polarizer and method of manufacturing the same A wire grid polarizer and a method of manufacturing the wire grid polarizer are provided. The wire grid polarizer includes: a substrate; and a plurality of core-shell nano wires arranged on the substrate and including wire cores and polymer shells enclosing the wire... | 09/06/2011 |
| 7982933 | Drive control method for galvano-scanner A galvano-scanner system (1) has a position-controlling microcomputer (31) mounted on a scanner driver (3) of a galvano scanner (2), wherein a position detection signals outputted from a positional sensor (14) of the galvano-scanne... | 07/19/2011 |
| 7944612 | Illumination systems Described are illumination systems whereby light spectra from multiple LEDs of various colors can be combined and polarized with minimal components, while substantially reducing the losses for the combining and polarizing. The described systems and methods use polar... | 05/17/2011 |
| 7944637 | Polarizing resin lens and process for producing same A UV adhesive is applied on the rear surface of a polarizing film molding 4 to form a UV adhesive layer 3. The front surface of a lens base 2 is laid on the UV adhesive layer 3 and is glued by UV irradiation to form a laminated lens subst... | 05/17/2011 |
| 7933056 | Methods and systems of rapid focusing and zooming for volumetric 3D displays and cameras This invention relates in general to methods and systems of rapid focusing and zooming for the applications in the projection of volumetric 3D images and in the imaging of 3D objects. Rapid variable focusing or zooming is achieved by rapid and repeated change of the... | 04/26/2011 |
| 7911671 | Apparatus and method for providing true time delay in optical signals using a Fourier cell An true time delay in optical signals using a Fourier cell is provided. One embodiment includes: an input array for inputting an array of light beams; at least a portion of a lens; a plurality of micromirrors located at a distance away from the lens that is approxim... | 03/22/2011 |
| 7835093 | Methods for forming layers within a MEMS device using liftoff processes Certain MEMS devices include layers patterned to have tapered edges. One method for forming layers having tapered edges includes the use of an etch leading layer. Another method for forming layers having tapered edges includes the deposition of a layer in which the ... | 11/16/2010 |
| 7808688 | Apparatus and method of capturing images from alternative media types A method and apparatus to permit digital capture of images from both transmissive and reflective media. A laser or other source of excitation radiation is coupled to a mounting surface to be in optical communication with a reading window when installed on a scanner.... | 10/05/2010 |
| 7787167 | Display apparatus using micro mirror unit, and method for controlling micro mirror unit In a method for driving a micro mirror such as MEMS mirror and a display apparatus using the method, there are provided a mirror driving unit for driving the micro mirror which operates in a resonant mode and a nonresonant mode, a driving-condition setting unit for ... | 08/31/2010 |
| 7787166 | Method for controlling image forming apparatus An image forming apparatus that previously rotates a polygonal mirror drive motor before starting a job and forms a latent image by using an optical scanning unit including the polygonal mirror drive motor is provided. The image forming apparatus includes a control ... | 08/31/2010 |
| 7746528 | Beam irradiation apparatus, beam irradiation method, and method for manufacturing thin film transistor A galvanometer mirror rotates in one direction when the galvanometer mirror is used. A spot can be scanned on an irradiated surface at a more constant speed by rotating the galvanometer mirror and by using the inertia. Moreover, it is preferable to make the galvanom... | 06/29/2010 |
| 7719739 | Light scanning apparatus, method of controlling the same and image forming apparatus equipped with the same A light scanning apparatus makes a light beam scan along a main scanning direction on an effective scanning region which has a predetermined width. The apparatus comprises: a light source which emits the light beam; a deflector which includes an oscillation mirror w... | 05/18/2010 |
| 7710671 | Laminated electrically tintable windows A method of manufacturing electrically tintable window glass with a variety of sizes and functionalities is described. The method comprises: (a) providing a large format glass substrate; (b) fabricating a plurality of electrically tintable thin film devices on the l... | 05/04/2010 |
| 7710625 | Light scanning apparatus that stops driving oscillation mirror when change of amplitude of oscillation mirror exceeds predetermine value A light scanning apparatus makes a light beam scan along a main scanning direction on an effective scanning region which has a predetermined width. The apparatus comprises: a light source which emits the light beam; a deflector which includes an oscillation mirror w... | 05/04/2010 |
| 7660058 | Methods for etching layers within a MEMS device to achieve a tapered edge Certain MEMS devices include layers patterned to have tapered edges. One method for forming layers having tapered edges includes the use of an etch leading layer. Another method for forming layers having tapered edges includes the deposition of a layer in which the ... | 02/09/2010 |
| 7643197 | Method of manufacturing oscillator device, and optical deflector and optical instrument having oscillator device A method of manufacturing an oscillator based on etching a monocrystal silicon substrate, the method including a mask forming step for forming, on the monocrystal silicon substrate, an etching mask having a pattern with a repetition shape comprised of a plurality of... | 01/05/2010 |
| 7619795 | Optical scanning device, optical scanning method, and image forming apparatus An optical scanning device includes a laser light source that emits a laser beam; a light deflector that deflects the laser beam; a scan-imaging optical system that focuses the laser beam deflected from the light deflector on a scanning surface to optically scan the... | 11/17/2009 |
| 7586659 | Audio MEMS mirror feedback A mirror device and a method for audio feedback of a MEMS mirror device are presented. The mirror device includes a mirror with a reflective surface located to intercept a modulated beam of light produced by a laser. The mirror oscillates on a hinge axis structure A... | 09/08/2009 |
| 7573625 | Multiharmonic galvanometric scanning device A scanning apparatus for a printer or similar instrument. A multiharmonic oscillator is used to provide a composite motion of a laser beam or other light beam to scan an imaging surface. The multiharmonic oscillator may have multiple sections each having a different... | 08/11/2009 |
| 7557976 | Light scanning apparatus and method to prevent damage to an oscillation mirror, reducing its amplitude, in an abnormal control condition via a detection signal outputted to a controller even though the source still emits light A light scanning apparatus includes a deflector having an oscillation mirror that oscillates about an axis that is orthogonal to a main scanning direction. A detector detects a scanning light beam deflected by the oscillation mirror and moving in a scanning region. ... | 07/07/2009 |
| 7508608 | Lithographically fabricated holographic optical identification element A method for fabricating an optical identification element is provided, wherein a removable plate or substrate having photosensitive material fabricated thereon, one or more gratings are written on the photosensitive material, then lines are etched to create one or ... | 03/24/2009 |
| 7443592 | Visual effect apparatus for displaying interlaced images using block out grids A container for producing a graphical image. The container includes a container wall with front and rear portions. A label is included that extends about the circumference of the container with an inner surface contacting an exterior surface of the rear portion of t... | 10/28/2008 |
| 7436564 | Light scanning apparatus and method to prevent damage to an oscillation mirror in an abnormal control condition via a detection signal outputted to a controller even though the source still emits light A light scanning apparatus makes a light beam scan along a main scanning direction on an effective scanning region having a predetermined width. A deflector includes an oscillation mirror which deflects the light beam and makes the light beam scan a second scanning ... | 10/14/2008 |
| 7433125 | Light quantity distribution control element and optical apparatus using the same A light quantity distribution control element includes a substrate of 20 mm×20 mm×3 mm made of a material that transmits light, such as optical glass or acryl, and a antireflective structure provided on a surface of the substrate. As the antireflective structure, ... | 10/07/2008 |
| 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 |
| 7429116 | Projection objective and method for its manufacture A method of manufacturing a projection objective (22) of a microlithographic projection exposure apparatus (10). The projection objective (22) comprises at least one mirror (M1 to M6) that each have a mirror support (241 to ... | 09/30/2008 |
| 7428088 | Optical scanning apparatus and method for adjusting the same An optical scanning apparatus which is free from any deterioration of drawing performance and which can be miniaturized and simplified in overall configuration, and an image forming apparatus using the optical scanning apparatus are provided. The optical scanning ap... | 09/23/2008 |
| 7428094 | Fabrication of a high fill ratio reflective spatial light modulator with hidden hinge A method of fabricating a spatial light modulator. The method includes forming cavities in a first substrate and fabricating electrodes on a second substrate. The method also includes bonding the first substrate to the second substrate and forming a mirror plate fro... | 09/23/2008 |
| 7426067 | Atomic layer deposition on micro-mechanical devices A micro-electromechanical device or MEMS having a conformal layer of material deposited by atomic layer deposition is discussed. The layer may provide physical protection to moving components of the device, may insulate electrical components of the device, may prese... | 09/16/2008 |
| 7422336 | Vehicle side mirror A vehicle side mirror that can visually confirm the blind spot of the main mirror without providing a prism or a fresnel lens on the window glass is provided. The vehicle side mirror is equipped with mirror housing attached to the side of the vehicle body and main m... | 09/09/2008 |
| 7420736 | Method for determining optimum grating parameters for producing a diffraction grating for a VUV spectrometer A method for determining a set of grating parameters for producing a diffraction grating for a vacuum-ultraviolet spectrometer, the parameters used being the small and large radius of the toroidal grating substrate, the two distances between the two holographic illu... | 09/02/2008 |
| 7420722 | Multiple illumination source exposure apparatus A method of combining output of a plurality of light sources includes arranging a plurality of light sources in the same plane and having their beams directed at a first mirror, rotating the first mirror in the plane so as to direct the beams towards the same direct... | 09/02/2008 |
