Optics: image projectors inventions 08/09

20090213330 - Stereo projection using polarized solid state light sources: A stereoscopic digital image projector includes (a) a plurality of light modulation assemblies, each comprising: (i) at least one solid-state light source energizable to provide illumination having a first polarization axis; (ii) a polarization rotator disposed in the path of the polarized illumination from the solid-state light source(s) and actuable... Agent: Frank Pincelli Patent Legal Staff

20090213331 - Projection apparatus and method: This invention relates to a projection apparatus and method. More particularly, but not exclusively, it relates to a projection apparatus arranged to limit transparency of a virtual image when projected in front of a background projected image.... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20090213332 - Auxiliary apparatus for projection apparatus and projection system: An auxiliary apparatus for a projection apparatus used in association with a projection apparatus for projecting an optical image, includes: a communication device that performs communication with the projection apparatus; and a projection auxiliary control device that, when communication is performed with the projection apparatus through the communication device, expands... Agent: Oliff & Berridge, Plc

20090213333 - Projection display apparatus: A projection display apparatus includes a polarization beam splitter, a light source, a polarization changing device, an optical uniformizing element, a light valve module and a projection lens. The light source emits an illumination beam. The polarization beam splitter, the polarization changing device, the optical uniformizing element, and the light... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20090213335 - Image projecting system, image projecting method, computer program, and recording medium: An image projecting system is provided. The image projecting system includes a plurality of projector apparatuses, an observation apparatus, and a control apparatus. The projector apparatuses project images based on inputted image signals onto a screen so that the images are displaced relative to one another by a predetermined amount... Agent: Lerner, David, Littenberg, Krumholz & Mentlik

20090213334 - Method and device for projecting a panoramic image with a variable resolution: The invention relates to a method and apparatus for projecting a panoramic image, according to the method, the steps include generating an image on an image generation surface, and then projecting the generated image on a projection surface to obtain a panoramic projected image, the points of the generated image... Agent: Seed Intellectual Property Law Group Pllc

20090213336 - Projector: A projector includes: plural high-pressure discharge lamps; a high-pressure discharge lamp lighting device for lighting the plural high-pressure discharge lamps; a light combining system that combines and outputs lights from the plural high-pressure discharge lamps; an electro-optical modulation device that modulates the light from the light combining system according to... Agent: Oliff & Berridge, Plc

20090213337 - Image projecting system, method, computer program and recording medium: A plurality of projector apparatuses project images based on inputted image signals onto a screen so that the images are displaced relative to one another by a predetermined amount and superimposed. The luminances of an image region composed of a plurality of projected images that have been projected onto the... Agent: Lerner, David, Littenberg, Krumholz & Mentlik

20090213338 - Illumination optical system and image display apparatus making use thereof: An illumination optical system for illuminating a surface to be illuminated with a light beam from a light source, in a first plane which is parallel with the optical axis of the illumination optical system, the light beam from the light source is split, and a plurality of first light... Agent: Canon U.s.a. Inc. Intellectual Property Division

20090213339 - Projector and optical engine thereof: An optical engine includes a light source system for providing an incident light beam, a reflective light valve, a first case, a projection lens and a second case. The reflective light valve is disposed in the first case for receiving the incident light beam, reflecting and outputting an image light... Agent: Bacon & Thomas, Pllc

20090213340 - Device for forming visible image in air: The device for forming a visible image of the present invention is comprised of a laser-source irradiating a laser beam in an invisible region, a scanning means for scanning said laser beam two-dimensionally or three-dimensionally, a condensing optical system for condensing said laser beam to a drawing scheduled point in... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20090213341 - Method of driving discharge lamp, driving device, and projector: A method for driving a discharge lamp having a first electrode and a second electrode includes the steps of, in a situation where a tip portion of the first electrode becomes higher than a tip portion of the second electrode in temperature when power of the same amount is fed... Agent: Oliff & Berridge, Plc

20090207379 - Integrated optical polarization combining prism for projection displays: In an embodiment, an optical component is provided. The optical component includes a first polarizing prism having a first face, a second face and a third face. The light beam may be received incident on the first face. Light having a first polarization may be output through a second face... Agent: Tips Group C/o Intellevate LLC

20090207381 - Projection display: A projection type image display apparatus is provided which includes a housing to hold an optical system including multi-lenses, a polarized-light conversion element and the color separation portion The housing operates to provide an optical path between a light source, located outside the housing, and penetration-type image display elements and... Agent: Antonelli, Terry, Stout & Kraus, LLP

20090207380 - Projector: A projector includes a light source unit that emits coherent light, a spatial light modulation unit that modulates the coherent light emitted from the light source unit in accordance with an image signal, and a polarized light modulation unit having a plurality of modulating areas, each of which changing the... Agent: Workman Nydegger 1000 Eagle Gate Tower

20090207382 - Projecting system: A projecting system including a light source module, a flow-conducting member, and a blower is provided. The flow-conducting member includes a hollow body, and at least one part of the light source module is disposed in the body. The body has an inlet and an outlet. The blower is adjacent... Agent: CovenantIPConsulting Co.

20090207383 - Projected image display unit: There is provided a projected image display unit characterized by a display surface configured to display an image; projection means for projecting the image onto the display surface; and image capturing means for performing image capturing on the display surface, the image capturing means being placed on the same side... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090207384 - Projection apparatus and distance measurement method: A projection apparatus including a projection drive control unit modulating an emitted light from a light source unit for each of a plurality of color components at predetermined time, and a projection distance acquisition unit irradiating light to the projection screen to acquire a distance to the projection screen, wherein... Agent: Frishauf, Holtz, Goodman & Chick, PC

20090207385 - Method of driving discharge lamp, driving device, and projector: A method for driving a discharge lamp that supplies an AC current to a discharge lamp having a first electrode and a second electrode so as to produce discharge and to cause the discharge lamp to emit light includes, during a steady operation in which the AC current is supplied... Agent: Oliff & Berridge, PLC

20090207386 - Portable electronic device with projection functionality: A portable electronic device includes a body portion, a display portion, a projection module and a knob. The body portion has a hollow housing including two immediately-adjacent housing walls, and each of the two housing walls has a projection window. The display portion is pivotally connected with the hollow housing.... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20090201468 - Image display apparatus: An image display apparatus includes a light source, a color separation unit configured to separate light from the light source into colored light beams, liquid crystal display devices each configured to modulate a corresponding one of the colored light beams in accordance with an image signal, light-shielding members each configured... Agent: Canon U.s.a. Inc. Intellectual Property Division

20090201469 - Illumination system: The present invention relates to an illumination system (10, 50) for a projection display device. The system comprises an integrator arrangement (14, 58) having at least one entrance aperture (16, 64), a light source (24, 54), and means (26, 56, 61) for directing light from the light source towards the... Agent: Philips Intellectual Property & Standards

20090201470 - Projection type video display apparatus: A projection type video display apparatus having a projection lens opening (3) formed in the front end (1a) of the apparatus and a lend adjustment opening (5) formed in one end adjacent the front end, both openings protected against dust and external mechanical shocks. The projection type video display apparatus... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20090201468 - Image display apparatus: An image display apparatus includes a light source, a color separation unit configured to separate light from the light source into colored light beams, liquid crystal display devices each configured to modulate a corresponding one of the colored light beams in accordance with an image signal, light-shielding members each configured... Agent: Canon U.s.a. Inc. Intellectual Property Division

20090201469 - Illumination system: The present invention relates to an illumination system (10, 50) for a projection display device. The system comprises an integrator arrangement (14, 58) having at least one entrance aperture (16, 64), a light source (24, 54), and means (26, 56, 61) for directing light from the light source towards the... Agent: Philips Intellectual Property & Standards

20090201470 - Projection type video display apparatus: A projection type video display apparatus having a projection lens opening (3) formed in the front end (1a) of the apparatus and a lend adjustment opening (5) formed in one end adjacent the front end, both openings protected against dust and external mechanical shocks. The projection type video display apparatus... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20090195752 - Projector and digital micor-mirror device module: A projector includes a light source system for providing an incident light, a digital micro-mirror device (DMD) module and a projection lens. The digital micro-mirror device module is disposed in the light path of the incident light for receiving and modulating the incident light before reflecting the incident light to... Agent: Bacon & Thomas, PLLC

20090195753 - Laser projection marking system: The system contains a plurality of laser projectors. An image of a marking is projected in a synchronized form by the plurality of laser projectors. A computer network provides communication with the laser projectors. A central workstation communicates with the laser projectors through the computer network. The central workstation coordinates... Agent: Hayes Soloway P.C.

20090195754 - Image transmitting device, image transmitting system, and computer readable medium: An image transmitting system includes: an image transmitting unit that receives a projection command to project an annotation image onto an object, and transmits a captured image formed by capturing an image of the object designated by the projection command as an object onto which the annotation image is to... Agent: Sughrue Mion, PLLC

20090195755 - Projector: A projector can form images of illumination system on respective optical paths at positions of corresponding liquid crystal display panels with respect to a light emission surface of a cross dichroic prism without relatively inverting the images and without increasing the number of lenses from the number of lenses included... Agent: Oliff & Berridge, PLC

20090195756 - Portable projector using an led and related heat dissipation system: A portable projector with a heat dissipation system, includes a housing and two LED light sources located in the housing. Each of the LED light sources includes a circuit aboard, an LED device mounted on the circuit aboard and a heat pipe. The heat pipe has an evaporating section thermally... Agent: PCe Industry, Inc. Att. Steven Reiss

20090195757 - Projector with zone cooling configuration and method for cooling a projector using zone cooling configuration: A projector includes a light source, a color wheel, and a Digital Mirror Device. The color wheel is configured for providing rapid color changes in light emitted from the light source. The Digital Mirror Device is configured for forming an optical image according to image information by using light emitted... Agent: PCe Industry, Inc. Att. Steven Reiss

20090195758 - Meshes for separately mapping color bands: A method includes generating a first plurality of meshes configured to map a first domain associated with a display surface to a second domain associated with an image capture device configured to capture a first image of the display surface, and generating a second plurality of meshes configured to map... Agent: Hewlett Packard Company

20090195759 - Portable laser projector and enclosure: The system contains a purge chamber. A substantially optically transparent wall is formed along the purge chamber. A laser projector is mounted within the purge chamber. The laser projector is positioned to project a laser beam through the substantially optically transparent wall. The system may be used to project images... Agent: Hayes Soloway P.C.