Optics: image projectors inventions 03/07

20070070296 - Projector and method of controlling a light source for use with the projector: A projector comprises a storage unit storing data on a plurality of different light emission patterns each occurring in a period based on a plurality of different-colored lights, each pattern corresponding to a respective one of a plurality of different projection conditions of an color image, an acquiring unit acquiring... Agent: Frishauf, Holtz, Goodman & Chick, PC

20070070297 - Modulated diode pumped microchip laser projector: A laser projector including a green diode pumped microchip laser module projecting a green laser beam, an optical sensor receiving the laser beam, a power control circuit for the green diode pumped microchip laser module receiving a signal from the optical sensor relative to the power output of the laser... Agent: Howard & Howard Attorneys, P.C.

20070070298 - Projection type display unit: An armor cabinet of a projection type display unit includes a base cabinet on which main component parts are mounted, and a top cover made from sheet metal which is mounted so as to cover the base cabinet, wherein a rear face portion composed of the top cover is formed... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20070070299 - Projection type image display device: A thin projection type image display device with a low chin height includes a cabinet, a screen, a projection optical system, an optical path changing unit, and a reflecting unit. The screen is disposed on a front side of the cabinet. The projection optical system enlarges and projects an image... Agent: Sughrue Mion, PLLC

20070070300 - Method of manufacturing reflective mirror, illumination device, and projector: A reflective mirror manufacturing method for manufacturing a reflective mirror used in an illumination device including an arc tube including a light-emitting portion and a reflective mirror including a reflective surface that reflects light from the light-emitting portion in a predetermined direction, includes: a first step of forming a tube... Agent: Oliff & Berridge, PLC

20070070301 - Method and system for dynamic gradient light filtering: A light filter for use in an optical system for displaying image. The light filter comprising, a substantially transparent substrate and an optical coating applied to the substrate. The optical coating is applied to the substrate such that a percentage of light being directed through the filter that is attenuated... Agent: Mcdonnell Boehnen Hulbert & Berghoff LLP

20070070304 - Display device, lighting device and projector: The object is to provide a display device that is capable of displaying an image with high luminance and a wide color reproduction range under simple control. The display device includes a light source device that emits first to fourth illumination lights, a spatial light modulator that modulates the illumination... Agent: Oliff & Berridge, PLC

20070070305 - Display device, lighting device and projector: The object is to provide a display device that is capable of displaying an image with high luminance and a wide color reproduction range under simple control. The display device includes a light source device that emits first to fourth illumination lights, a spatial light modulator that modulates the illumination... Agent: Oliff & Berridge, PLC

20070070303 - Image display apparatus and light source unit: An image display apparatus includes: a plurality of laser beam sources which emit different color light beams; a plurality of light modulators which modulate the light beams emitted from the laser beam sources; and a projection element which projects the light beams modulated by the light modulators, wherein the light... Agent: Oliff & Berridge, PLC

20070070302 - Speckle reduction in laser illuminated projection displays having a one-dimensional spatial light modulator: A projection display including a one-dimensional light modulator includes an optical arrangement for projecting light from a laser onto the modulator in the form of a line of light. Light from the laser is divided to create in effect a two-dimensional array of mutually incoherent light sources. Light from one... Agent: Stallman & Pollock LLP

20070070306 - Outer suspension type lens shielding mask for projection apparatus: An outer suspension type lens shielding mask for a projection apparatus including a sheet body and holding element, in which a rectangular hole is opened in the sheet body, and the sheet body is combined with the holding element to be fixed on a projection apparatus Another outer suspension type... Agent: Birch Stewart Kolasch & Birch

20070070307 - Optical projection apparatus: An optical projection apparatus is provided, where a reflective light valve, a light deflecting device and a lens set are arranged on an optical path of the light beam providing by an illuminating system. The light deflecting device is located between the illuminating system and the reflective light valve, and... Agent: Jianq Chyun Intellectual Property Office

20070070309 - Color image projection arrangement and method employing electro-absorption modulated green laser system: A lightweight, compact image projection module is operative for causing selected pixels in a raster pattern to be illuminated to produce an image of high resolution of VGA quality in color. An electro-absorption modulated green laser system is employed for energy efficiency and to reduce size and weight of the... Agent: Kirschstein, Ottinger, Israel & Schiffmiller, P.C.

20070070308 - Projector having built-in portable universal serial bus on the go: A projector having a built-in portable universal serial bus on the go (USB OTG), includes at least one built-in USB OTG chip and one USB OTG connection port, a display unit mounted to the projection device, and a portable memory medium having one end installed with a USB connection interface... Agent: Hdsl

20070070310 - Mobile projector for performing forward and backward scanning: Disclosed herein is a mobile projector. The mobile projector includes an optical modulation system and a projection control unit. The optical modulation system includes an optical source system externally or internally mounted on or in a portable terminal for generating and radiating light, an illumination optical system for converting the... Agent: Christensen, O'connor, Johnson, Kindness, PLLC

20070064198 - Projector device: A liquid crystal projector device of the present invention has a liquid crystal panel and a polarizing plate oppositely arranged on each optical path of light of three primary colors, and a rectangular optical compensation sheet for compensating birefringence of liquid crystal molecules in the liquid crystal panel, which is... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20070064199 - Projection display device: A projection display device (104) to provide a high resolution projected image is disclosed. The projection display device includes a communication unit (202) to communicate with a host device (102) for receiving one or more encoded inputs, a system processor (204) to decode the one or more encoded inputs, and... Agent: Motorola, Inc.

20070064200 - Projector: A projector that includes: a light source; a integrator illumination optical system that divides a light from the light source into a plurality of luminous fluxes, and superimposes the luminous fluxes on an illumination area using an superimposing lens; a color separation system that separates a light from the superimposing... Agent: Oliff & Berridge, PLC

20070064202 - Arrangement for the illumination of a field: The invention is directed to an arrangement for the illumination of a field which uses, as a combined light source, three groups of LEDs which emit light bundles (100) in different colors (R, G, B). The light bundles—considered in the direction of light propagation—pass collector optics, a device for combining... Agent: Reed Smith, LLP Attn: Patent Records Department

20070064201 - Display apparatus and image pickup apparatus: A display apparatus is provided which can display different text/image information depending on the viewing angle and the viewer, display a high reality three-dimensional image viewable from any direction and realize stereoscopic viewing without glasses or the like. The display apparatus includes a display unit having a view angle-limiting filter... Agent: Reed Smith LLP

20070064203 - Image projecting apparatus having variable stop: An image projecting apparatus has an integrator for generating plural secondary-light-source images for generating illumination light with a uniform intensity; and a variable stop mechanism arranged at or near a position conjugate with the secondary-light-source images. The variable stop mechanism has a base plate having a fixed aperture; and a... Agent: Sidley Austin LLP

20070064204 - Image display apparatus, and projection system: An image display apparatus that displays input image data includes: a light source unit; a light modulating device that has liquid crystal elements arranged in a matrix, each modulating light emitted from the light source unit in response to a driving signal in every pixel; a driving control unit that... Agent: Oliff & Berridge, PLC

20070064205 - Projector: A projector has a case, a zoom lens, a zoom ring, a control plate, a lodging element, a control rod, and a handle. The case has an opening, and the zoom ring is disposed within the case and nearby the opening, the zoom ring is moved back and forth to... Agent: Birch Stewart Kolasch & Birch

20070064206 - Rear projection display and assembly method for same: A method of manufacture of a display which creates a single axis assembly process where all components and subassemblies are added to a single part—the back bucket. The bucket is placed on an assembly line first and all other components are added to a receiving side, top down. This back... Agent: Squire, Sanders & Dempsey L.l.p

20070064208 - Aerial support structure and method for image capture: An image capturing mechanism for capturing an image of a target includes a support platform, a camera platform suspended from the support platform by a support cable, a camera mounted to the camera platform and a stabilization mechanism associated with the camera. A first end of the support cable is... Agent: Akin Gump Strauss Hauer & Feld L.L.P.

20070064207 - Projection lens and portable display device for gaming and other applications: A portable projection device comprises a housing, a handle, and an optical engine. The optical engine comprises an illumination source, an imaging system, and a wide angle projection lens that includes a first lens group of negative refractive power, the first lens group having at least one aspheric surface, a... Agent: 3m Innovative Properties Company

20070058134 - Illumination optical system and projection-type image display apparatus: An illumination optical system includes a splitter that includes first and second beam splitters. The second beam splitter includes, on a light source side, a compression optical system for narrowing a width of an incident light and for emitting the incident light having the narrowed width, wherein the compression optical... Agent: Fitzpatrick Cella Harper & Scinto

20070058133 - Projector device: A liquid crystal projector device of the present invention includes, on an optical axis of a lamp unit, first and second integrator lenses having a plurality of cells arranged in the form of a matrix, a polarization beam splitter, and a slit plate having a plurality of slit apertures that... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20070058135 - Laser image display apparatus: A light diffuser containing light diffusing elements is arranged in the most appropriate position between a spatial light modulator and an illumination optical system. Thereby, particles as light diffusing elements diffuse rays of light emitted from a laser light source. Accordingly, indefinite numbers of speckle pattern are formed so that,... Agent: Wenderoth, Lind & Ponack L.L.P.

20070058136 - Projecting apparatus and method and recording medium recording the projecting method: An apparatus includes a projection system having a spatial light modulator and projection lens and configured to project a light image, an image capture system having an image capture lens and CCD and configured to capture a screen-direction image, a distance measuring sensor and distance measuring processing section configured to... Agent: Frishauf, Holtz, Goodman & Chick, PC

20070058137 - Projection display apparatus and optical filter: A projection display apparatus including a lighting system, a projection lens and a display device. The lighting system has a light source, a lens set, and an Yttrium Aluminum Garnet filter (YAG filter) is provided. The light source is suitable for providing a light beam. The lens set is disposed... Agent: Jianq Chyun Intellectual Property Office

20070058138 - Module for projecting a light beam: An optical module for projecting a light beam comprises a solid body of transparent material into which a light source is sunk and which is delimited by an annular surface and by a central surface, and a substantially annular reflecting surface arranged around the solid body. The central and annular... Agent: Sughrue Mion, PLLC

20070058139 - Method and apparatus to achieve a neutral dark state in image projection systems: An absorptive layer is added to an image display system. The absorptive layer is selected to compensate for tint in a black state of a displayed image. In a Liquid Crystal On Silicon (LCOS) based light engine, blue wavelengths may cause a predominate tint in black portions of an image... Agent: Arthur Berman

20070058140 - Projection image display apparatus and multi-projection system: A projection image display apparatus is disclosed which enable users to observe an image in an overlap area well. The apparatus comprises a first projector which projects a first image onto a projection surface, a projection area detector which acquires a projection area onto which a second projector projects a... Agent: Morgan & Finnegan, L.L.P.

20070058141 - Apparatus and method to display images from projection device mounted in vertical position: A video projection system has an image deflection device to provide additional mounting options for a projector. The deflection device selectively positions a mirror in front of the projection lens to deflect the video image away from the optical axis of the lens, thereby allowing the projector to be mounted... Agent: Rader Fishman & Grauer PLLC

20070058142 - Display system: One embodiment of a display system includes an array that defines multiple reflective devices, a first subset of said devices each movable into a position to reflect light to an imaging region and a second subset of said devices each positioned to reflect light to a sensing region, and a... Agent: Hewlett Packard Company

20070058143 - Projection system and method including spatial light modulator and compact diffractive optics: A method and apparatus for a projection display system includes a spatial light modulator and a volume illumination hologram. The spatial light modulator comprises a digital micromirror device, and the projection system includes a laser light source to produce a sequence of collimated, colored, light beams for the illumination hologram.... Agent: Texas Instruments Incorporated

20070058144 - Olfactory advertising system combined with image display device: An olfactory advertising system combined with image display device includes a case, a luminous source image display displaying a first image, a focusing element receiving light from the source image display and focusing the light to form a second image that is viewable through the opening of the case, an... Agent: Park Law Firm

20070052928 - Optical element, illuminating device, and projection type video display: An optical element includes a dichroic surface formed by a multilayer dielectric film or the like and a polarized beam splitter surface formed by a multilayer dielectric film or the like. The dichroic surface transmits light (G and R) from a green wavelength band to a red wavelength band irrespective... Agent: Ndq&m Watchstone LLP

20070052929 - Light coupling system and method: A light coupling system includes a waveguide, configured to receive light from at least two light sources and to internally reflect light therein; a diffraction grating, disposed upon the waveguide; and a switchable Bragg grating, disposed upon the waveguide. The diffraction grating is configured to couple light from at least... Agent: Hewlett-packard Company Intellectual Property Administration

20070052930 - Power on/off system of thin projector and method for controlling the same: A power on/off system of a thin projector including an optical system arranged in a housing with a panel shape having lateral sides and a front side having an area larger than an area of each lateral side is disclosed. The power on/off system includes a door, fans which cool... Agent: Fleshner & Kim, LLP

20070052931 - Display device: An object of the present invention is to provide a display device that can be manufactured more easily than the conventional one. To accomplish this object, an image control panel part (7) which is continuously provided with combination base units including optical transparency base units and optical no-transparency base units,... Agent: Koda & Androlia

20070052932 - Method of illuminating a projecting imager, corresponding system and projector: The invention relates to a method of illuminating an imager for projecting images, implementing light-emitting diodes of different colours, the diodes being designed to provide a beam illuminating the imager. According to the invention, for a set of at least one image, the method comprises: a step for receiving each... Agent: Thomson Licensing Inc.

20070052933 - Projector having a scatter blocking member: The present invention relates to a projector having a light source and a display device generating an image by using light emitted from the light source. A projection lens projects an image generated from the display device. A scatter blocking member is disposed between the display device and the projection... Agent: Roylance, Abrams, Berdo & Goodman, L.l.p.

20070052934 - System and method for projecting sub-frames onto a surface: A display system includes a housing including a plurality of bays. The system includes a plurality of removable projector modules configured to project images onto a surface. Each projector module is configured to be inserted into and removed from one of the bays. The system includes a controller coupled to... Agent: Hewlett Packard Company

20070052935 - Projector: A projector includes a light source, an optical modulation device that modulates light beam emitted from the light source in accordance with image information to form an optical image, a projection optical device that projects the optical image formed by the optical modulation device in an enlarged manner, a projection... Agent: Advantedge Law Group, Llc

20070052936 - Method and device for irradiating spots on a layer: For irradiating a layer a radiation beam is directed and focussed to a spot on the layer, relative movement of the layer relative to the lens is caused so that, successively, different portions of the layer are irradiated and an interspace between a surface of the lens nearest to the... Agent: Philips Intellectual Property & Standards

20070052937 - Method, system, apparatus and software product for presentation notes mode: A method, apparatus, system, and software product are presented for displaying notes to a presenter, in order to facilitate narration of a presentation. The items such as slides are shown seriatim on an audience screen, and are also displayed seriatim on a presenter screen. Some of the items on the... Agent: Ware Fressola Van Der Sluys & Adolphson, LLP

20070052938 - Active color wheel: According to one exemplary embodiment discussed herein, an active color wheel is provided. The active color wheel according to one exemplary embodiment includes a plurality of light sources configured to be moved through a period of motion. Further, the plurality of light sources are configured to be activated over a... Agent: Hewlett Packard Company

20070046896 - Miniature projector module: A miniature projector module includes: a light source unit capable of emitting source light with first and second polarizations; a polarization beam splitter capable of reflecting the source light with the first polarization, and permitting transmission of the source light with the second polarization therethrough; a first image modulator capable... Agent: Ladas & Parry LLP

20070046897 - Polarization converting system, method of manufacturing the same and liquid crystal display using the same: A polarization converting system and a method of manufacturing the same are provided. The polarization converting system includes a polarization splitting unit splitting incident unpolarized light into two orthogonal polarizations and a polarization converting unit converting incident light into specific polarized light. The polarization converting unit has first and second... Agent: Sughrue Mion, PLLC

20070046898 - Illumination system and projection system incorporating same: An illumination system and a projection system incorporating same are disclosed. The illumination system includes a two-dimensional array of independently operable light sources. Each light source illuminates substantially the entire active area of a pixelated optical light modulator. Each light source emits light in different emission directions. Each emission direction... Agent: 3m Innovative Properties Company

20070046899 - Stereoscopic image display apparatus: The present invention provides a stereoscopic image display apparatus. The stereoscopic image display apparatus includes a first projection element group, a second projection element group, and a reflecting optical system. The first projection element group includes a plurality of first projection elements operable to project first light fluxes in a... Agent: Rader Fishman & Grauer PLLC

20070046900 - Projector: A projector includes an image projection device including a light source device, a optical modulation device that modulates a light beam emitted from the light source device in accordance with image information, and an projection optical device that projects enlarged projection of the light beam modulated by the optical modulation... Agent: Advantedge Law Group, LLC

20070046901 - Projection device and projection control method: There is disclosed a projection device which includes a light source constituted of a reflector and a light source lamp, a projection system including a projection encoder for forming a light mage based on an input image signal to project it by use of light from the light source, a... Agent: Frishauf, Holtz, Goodman & Chick, PC

20070046902 - Projector device: An embodiment of the invention, a projector device having a trapezoidal distortion correction mode of projected video and including, a distance measurement sensor which obtains a distance to a screen and a tilt angle, a lens barrel which projects the projected video, and a zoom ring attached to the lens... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20070046903 - Image display apparatus and control method for the same: An image display apparatus that displays an image through scanning by a plurality of beam lights, includes: a light source section that supplies the beam lights; and a scanning section that subjects to scanning the beam lights coming from the light source section. In the image display apparatus, the light... Agent: Oliff & Berridge, PLC

20070046904 - Projector cooling routine: A method for projector cooling includes, upon projector start-up, detecting a device orientation and then initiating a device component cooling routine according to the detected orientation.... Agent: Hewlett Packard Company

20070046905 - Optical diaphragm and projector: An optical diaphragm for adjusting a light quantity of an incident light beam includes: a base plate extending along a plane orthogonal to an optical axis of the light beam, the base plate having an aperture for transmitting the light beam; a plurality of light-shielding vanes attached to a circumferential... Agent: Oliff & Berridge, PLC

20070046906 - Antenna of mobile phone: A projector has a case, a zoom lens, a zoom ring, a control plate, a lodging element, a control rod, and a handle. The case has an opening, and the zoom ring is disposed within the case and nearby the opening, the zoom ring is moved back and forth to... Agent: Birch Stewart Kolasch & Birch

20070046907 - Portable projector: A portable projector is disclosed. The portable projector comprises a light transmission member having first and second surfaces, a multi-type laser light source including a plurality of sub laser light sources for emitting light beams onto the first surface of the member based on an external image signal, so as... Agent: Birch Stewart Kolasch & Birch

20070046908 - Method of controlling projection-type display device and projection-type display device using the same: A method of controlling a projection-type display device and a projection-type display device using the same optimizes the contrast ratio of a screen regardless of ambient brightness conditions. A projection-type display device having an aperture for transmitting slight toward a screen includes a sensor for detecting ambient brightness with respect... Agent: Birch Stewart Kolasch & Birch

20070046909 - Image display device: An image display device includes a light source unit which successively emits illumination lights of different colors which have wavelength bands different from one another in accordance with color information of an image signal, an image modulating unit which successively modulates the illumination lights of different colors in accordance with... Agent: Volpe And Koenig, P.C.