Optics: image projectors inventions

20090262306 - System and method for integration of a projector and information handling system in a common chassis: A projector integrates in a portable information handling system housing with a light modulator of the projector receiving display information directly from a graphics processor of the information handling system, thus eliminating the need for a display controller to control formation of a visual image at the light modulator. The... Agent: Hamilton & Terrile, LLP

20090262308 - Light source unit and projector: In a projector which includes a light source unit 63, a light smoothing unit, a display device, a projection side optical system and a projector control unit, the light source unit 63 includes a light generating device for generating light of a specified wavelength band which includes a first light... Agent: Frishauf, Holtz, Goodman & Chick, PC

20090262307 - System and method for uniform light generation: A system and method for uniform light generation in projection display systems. An illumination source comprises a light source to produce colored light, and a scrolling optics unit optically coupled to the light source, the scrolling optics unit configured to create lines of colored light from the colored light, and... Agent: Texas Instruments Incorporated

20090262309 - Projection type video display apparatus: A projection type video display apparatus has a lighting system, which comprises a multiplicity of light sources (11, 12) for emitting substantially parallel beams of light, a half-mirror (13), and a total-reflection mirror (14). The half mirror and the total-reflection mirror are arranged to transmit and/or reflect these beams to... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20090262310 - Picture correction systems and methods: A picture correction systems and a method are provided. The system includes a circular variable resistance unit and a control unit. The circular variable resistance unit includes at least two circular resistance coils and a control stick. One of the circular resistance coils receives a voltage. The control stick is... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20090262311 - Projector with reduced size and higher contrast: A projector with reduced size and higher contrast includes a prism assembly, a light system, and a Digital Micro-mirror Device (DMD). Only In the “ON” state of DMD, the light from the light system reflects to a projection screen through the prism assembly and the DMD. The prism assembly includes... Agent: North America Intellectual Property Corporation

20090262312 - Projection system and optical shutter: An exemplary projection system includes a light source, a color wheel, an optical channel, a lens set, an image generator, and a projection lens all located along an optical pathway of the projection system. The projection system further includes an optical shutter. The optical shutter includes a shutter element and... Agent: PCe Industry, Inc. Att. Steven Reiss

20090262313 - lamp module with ac burner for projectors: There is disclosed a lamp module, in particular for projectors for data or video projection, having at least one AC burner that is designed for AC operation, is inserted into a reflector and has a discharge vessel with two burner shafts, arranged diametrically relative to one another that carry a... Agent: Frishauf, Holtz, Goodman & Chick, PC

20090262314 - Laser projector: Disclosed in a laser projector to display an image by projecting a laser beam from a laser light source to a projection screen including an electromagnetic driven scan mirror to scan the laser beam from the laser light source, a detection unit to detect a back EMF which is generated... Agent: Crowell & Moring LLP Intellectual Property Group

20090262315 - Projector and module of integration rod: A module of integration rod can be assembled on an optical engine base of a projector. The module of integration rod includes a holder, an integration rod, a cover, at least one elastic element, at least one fastening screw, and at least one adjusting screw. The holder has an accommodating... Agent: Jianq Chyun Intellectual Property Office

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.