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Optics: image projectors October categorized by USPTO classification 10/09

20090257028 - Projection type display device: A projection type display device includes: a light emitting unit that includes at least one light source for emitting a coherent light. An image light generating unit modulates the light emitted by the light emitting unit to generate an image light. A projecting unit projects the image light. A phase... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090257029 - Image forming device: The image forming device has a light source unit that emits laser beams by a plurality of laser beam outputting sections, and a modulation element that is irradiated with the laser beams emitted from the plurality of laser beam outputting sections. At least one laser beam outputting section emits the... Agent: Wenderoth, Lind & Ponack L.L.P.

20090257030 - Image projector with time-sequential interlacing: Disclosed are a system and method for microprojection that uses a “reduced-height” imager to sequentially display a series of partial images within one frame time. The partial images visually combine on a projection surface (e.g., a screen or a wall) into one high-resolution projected image. As a result, the microprojector... Agent: Motorola, Inc.

20090257031 - Multiple projector image overlay systems: A display system for providing enhanced brightness projected images from a micro-projector. The system includes at least two micro-projector display devices, one or more sensors, and a controller. The sensors provide information to the controller indicative of the micro-projector display devices having been placed in proximity to each other to... Agent: Dicke, Billig & Czaja

20090251668 - Scanning image projector: The invention relates to a scanning image projector that facilitates making the whole optical system compact while making it easy to control an image being projected. The scanning image projector comprises a light source unit that gives out a light beam modulated on the basis of image information, a deflector... Agent: Kenyon & Kenyon LLP

20090251669 - Simulated fire apparatus: Apparatus for simulating a solid fuel flame includes a frame within which is mounted a screen. An enclosure is provided below the screen having a transparent glass refractor member forming a top wall of the enclosure. The refractor member comprises a number of juxtaposed shaped refractor bodies arranged in an... Agent: Holland & Knight LLP

20090251670 - Optical feedback for high speed scan mirror: An image projection system (100) has a laser (102, 104, 106) providing at least one beam (103, 105, 107) to a scan mirror apparatus (130) for scanning the at least one beam (103, 105, 107) in two orthogonal directions (404, 406). The scan mirror (130) includes an oscillating portion (204,... Agent: Ingrassia Fisher & Lorenz, P.C. (mot)

20090251671 - Lens position adjusting mechanism: A lens position adjusting mechanism includes a lens, a lens attachment frame that includes a lens holding portion for holding the rim of the lens, and a holding case that sandwiches the lens attachment frame movably in a plane direction perpendicular to an optical axis of the lens. The lens... Agent: Hamre, Schumann, Mueller & Larson P.C.

20090244488 - Integrated opto-electronic device and portable reflective projection system: An integrated opto-electronic device, a portable reflective projection system and a method for in situ monitoring and adjusting light illumination are provided. The device includes a reflective polarizing composite film (150) configured to receive a source light (210) at a desired non-normal incident angle (221), polarizes and reflects a first... Agent: J C Patents, Inc.

20090244489 - Projector system with combinated light sources: A projector system includes a light source module and an integrator including a light receiving surface for receiving light from the light source module. The light source module includes a number of light sources for emitting parallel light, multiple sets of light-adjusting prisms corresponding to the light sources and a... Agent: PCe Industry, Inc. Att. Steven Reiss

20090244490 - Mobile projector apparatus and method of controlling the same: A mobile projector apparatus includes a light source, a modulation unit modulating light of the light source using a picture signal, a projection lens magnifying and projecting the modulated light of the light source, a battery supplying electric power to the light source, an acceleration measuring unit measuring an acceleration... Agent: Novak Druce Deluca + Quigg LLP

20090244491 - Projector and lamp module laterally extracted out: A projector includes a case, an optical engine, a lamp module, and a centrifugal fan. The optical engine, the lamp module, and the centrifugal fan are disposed in the case. The case has a side cover. The lamp module is disposed adjacent to the side cover to generate heat as... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20090244492 - Automated geometry correction for rear projection: An automated geometry correction system and method for rear-projection systems is provided. The automated geometry correction system comprises at least one fiducial placed along each edge of the image screen to permit a correspondence between the image coordinate system of the projection engine, and the screen coordinate system of the... Agent: Staas & Halsey LLP

20090244493 - Image processing device, image display apparatus, and image processing method: An image processing device includes a lens-shift amount acquisition section adapted to acquire an amount of shift of a projection lens of an image display apparatus, and an image signal correction section adapted to correct the image signal corresponding to a sub-pixel constituting a pixel in accordance with the amount... Agent: Oliff & Berridge, PLC

20090244495 - Color wheel having a plurality of segments and projector employing the same: A projector includes a light source unit for emitting white light, a color wheel 71, a display device, a cooling fan, a light source side optical system for guiding light from the light source unit to the display device, a projection side optical system for projecting an image emitted from... Agent: Frishauf, Holtz, Goodman & Chick, PC

20090244494 - Projection type display apparatus: A projection type display apparatus includes: a rotary color filter 8 having color filters 8R, 8G and 8B that transmit particular colors of light of white light emitted from a light-emitting surface 6; a spatial light modulator 11 that is disposed so as to be in substantially a conjugate relationship... Agent: Hamre, Schumann, Mueller & Larson P.C.

20090244496 - Image display device: A light-quantity adjusting function of a diaphragm used for light quantity control for improving the contrast of a projected image is controlled to cancel light quantity variation due to variation of the driving power of the light source for increasing the service life. This control keeps the quantity of light... Agent: Ratnerprestia

20090244497 - Projection display apparatus and control method thereof: According to one embodiment, in a projection display apparatus, laser light which has been light-modulated based on a picture signal is reflected by a scanning element which can control a light reflection angle based on the picture signal, thereby scanning the same on a screen. The projection display apparatus includes... Agent: Blakely Sokoloff Taylor & Zafman LLP

20090244498 - Projection apparatus and image display apparatus: A projection apparatus includes a first optical system, an aperture disposed on the light exiting-side of the first optical system, a second optical system disposed on the light exiting-side of the aperture, and a reflector disposed on the optical path between the first optical system and the second optical system,... Agent: Oliff & Berridge, PLC

20090244499 - System and method for a projection display system using an optical lightguide: A system and method for using an optical lightguide in a projection display system. A plurality of light sources provides a plurality of colored light to a lightguide. The lightguide may include alternating layers of a relatively high refractive index material and a relatively low refractive index material. In an... Agent: Texas Instruments Incorporated

20090244500 - Projector: A projector which projects an image includes: a housing which forms an external casing of the projector; a plurality of extensible and contractive legs which support the housing; a leg extension and contraction drive unit which extends or contracts at least one of the plural legs; an inclination detection unit... Agent: Oliff & Berridge, PLC