Optics: image projectors inventions 05/08

20080123055 - Exposure apparatus: An exposure apparatus which exposes a substrate to light includes an illumination optical system which illuminates a mask with illumination light, and a projection optical system which projects the pattern of the mask onto the substrate. The illumination light contains the primary component of polarized light and the secondary component... Agent: Fitzpatrick Cella Harper & Scinto

20080123056 - Lighting device and projector: A lighting device includes: a light source unit which supplies coherent light; a polarized light splitting unit which reflects first polarized light having first oscillation direction and transmits second polarized light having second oscillation direction substantially orthogonal to the first oscillation direction to split the first polarized light from the... Agent: Oliff & Berridge, PLC

20080123057 - Methods and apparatus for providing uniform projection lighting: A projection lighting fixture includes multiple LED packages (e.g., chip-on-board or surface mount LED assemblies including one or more LED junctions) disposed on a common mounting board or substrate. Each LED package is associated with a corresponding collimator. The common mounting board on which the multiple LED package/collimator pairs are... Agent: Wolf Greenfield & Sacks, P.C.

20080123058 - Lamp cooling arrangement for cinema projectors: In a projector assembly having a lamp for emitting light, and an ellipsoid reflector for capturing the light, the ellipsoid reflector having an opening through its vertex facilitating placement of the lamp, there is provided an improvement wherein the opening in the ellipsoid reflector is sized to allow a major... Agent: Staas & Halsey LLP

20080123059 - Optical projection system and projection device having the same:

20080123060 - Adjustment method for an image projection display device and an image projection display device:

20080123061 - Image-projection display device:

20080123062 - Projector: A projector includes a projection engine section including a light source section, an image forming section for displaying an image of a desired size on an irradiated surface using light from the light source section, and projecting light corresponding to an image signal to the irradiated surface, and a housing... Agent: Oliff & Berridge, PLC

20080123063 - Adjustment method for an image-projection display device: p

20080123064 - Light source device and image display apparatus: There are provided a light source device and an image display apparatus. The light source device includes a first optical element that deflects a propagation direction of laser beams, a second optical element that separates laser beams, and a third optical element that defects the laser beams separated by the... Agent: Oliff & Berridge, PLC

20080117385 - Liquid crystal device and projector having the same: A liquid crystal device includes: a liquid crystal cell which includes liquid crystals operating in a vertical alignment mode, in which optic axes of the liquid crystals are inclined and oriented at a predetermined pre-tilt angle with respect to a normal line to an incident surface in an off-state; an... Agent: Oliff & Berridge, Plc

20080117386 - Projection type display apparatus: Disclosed herein is a projection type display apparatus, including: a color separation optical system configured to separate light from a light source into a plurality of light fluxes of different colors; a plurality of reflection type light valve devices provided individually for the color light fluxes; a plurality of polarization... Agent: Lerner, David, Littenberg, Krumholz & Mentlik

20080117387 - Image projecting apparatus and image projecting method: An image projecting apparatus enables the formation of a projected image faithful to original image information by reducing degradation in the projected image due to decrease in imaging performance of a projection optical system. Image information is processed by an image processing device, which includes a first and a second... Agent: Dickstein Shapiro LLP

20080117388 - Light source device and projector: A light source device has: a light-emitting tube including a light-emitting portion that emits a light beam through electrodes and a pair of sealing portions provided on both sides of the light-emitting portion and lead wires for making electrical continuity between the electrodes and an external power source, the lead... Agent: Oliff & Berridge, Plc

20080117389 - Projector: This projector comprises a source lamp, a lamp storage portion, storing the source lamp therein, including an air discharge opening for discharging internal air from the lamp storage portion and a netlike member so arranged as to cover the outer side of the air discharge opening of the lamp storage... Agent: Crowell & Moring LLP Intellectual Property Group

20080111973 - Projector: A projector includes: a light source unit which supplies coherent light; a spatial light modulating unit which modulates the coherent light supplied from the light source unit according to an image signal; a projection optical system which projects light modulated by the spatial light modulating unit; and a light shifting... Agent: Oliff & Berridge, Plc

20080111974 - Projection-type display devices including redundant laser sets: Described herein are display devices that provide projection-type video output and use redundant sets of lasers to generate light. The laser set produces a desired amount of light, e.g., for a primary color. A redundant laser set includes more lasers than that needed to produce the desired amount of light.... Agent: William J. Plut Honeywood Technologies, Llc

20080111975 - Discharge lamp lighting apparatus and projector: In a discharge lamp lighting apparatus, increase modulation on lamp current with a pulse is carried out according to a modulation signal. At a start-up of the discharge lamp or immediately thereafter, the increase modulation is restrained, and in a lighting steady state of the discharge lamp, the restraining of... Agent: Rader Fishman & Grauer Pllc

20080111976 - Projector: There is provided a projector having a projecting unit, a projecting system which projects video onto a projection surface by use of the projecting unit, a projecting direction judgment system which judges a projecting direction of the projecting system, and a menu image generating system which generates a menu image,... Agent: Banner & Witcoff, Ltd. Attorneys For Client Nos. 0166889, 006760

20080106700 - Illumination apparatus and projection display apparatus: An illumination apparatus includes a plate-like separation optical element having a dichroic surface and a PBS surface. The dichroic surface reflects green component light and transmits yellow component light. The PBS surface transmits P polarization component light and reflects S polarization component light. The separation optical element combines red component... Agent: Mots Law, PLLC

20080106702 - Integrated projector included in a seat for displaying information: The invention comprises a system for displaying image elements for an aircraft seat. The system comprises a seat element with a projection device, and comprises an imaging region for imaging an image element. The image projection device is designed such that the image element can be projected on the imaging... Agent: Ostrolenk Faber Gerb & Soffen

20080106703 - Projector, projection system, program and recording medium: A projector, includes: an illumination device that radiates plural colors of light in a time-sharing manner; a reflective optical modulator that forms, based on input image information, an optical image for each of the plural colors of light radiated from the illumination device in a time-sharing manner; a projection optical... Agent: Oliff & Berridge, PLC

20080106704 - Deviating light retrieving optical projector system: An optical projector system is provided. The optical projector system includes light source device, an optical system, a lens set, and a photoelectric conversion device. The optical system has a light entrance end corresponding to the light source device and a light exit end corresponding to the lens set. The... Agent: Birch Stewart Kolasch & Birch

20080106705 - Mirror assembly with integrated display device: A mirror assembly (18) for displaying an image (15) in conjunction with the reflection (14′) of a viewer comprises a mirror (2), which is equipped with a reflective polariser (13), arranged to reflect light (3) incident on its viewing side and transmit light (4) incident on its non-viewing side, where... Agent: Philips Intellectual Property & Standards

20080106701 - Sealed lamp device and projector: A sealed lamp device may include a discharge lamp burner; a concave mirror opened to a front direction and reflecting radiation light of the discharge lamp burner to the opened side, an optical axis of the concave mirror being aligned with an optical axis of the discharge lamp burner; a... Agent: Lerner, David, Littenberg, Krumholz & Mentlik

20080106706 - Method and apparatus for inhibiting a subject's eyes from being exposed to projected light: A method of inhibiting a subject's eyes from being exposed to projected light when the subject is positioned in front of a background on which an image is displayed comprises capturing an image of the background including the displayed image, processing the captured image to detect the existence of the... Agent: Patent Administrator Katten Muchin Rosenman LLP

20080100804 - Illumination apparatus and projection display device: An illumination apparatus includes a red light valve, a green light valve, a blue light valve, a polarization adjustment element, and a color combiner. The polarization adjustment element adjusts polarization of fourth color component light. The color combiner combines light emitted from the red light valve, the green light valve... Agent: Mots Law, PLLC

20080100805 - Apparatus and method for self-calibrating multi-projector displays via plug and play projectors: An asynchronous, distributed, and calibrated apparatus provides a composite display from a plurality of plug-and-play projectors. The apparatus comprises a plurality of self-sufficient modules. Each module comprises at least one plug-and-play projector of the plurality of plug-and-play projectors. A camera is coupled to the projector. A software or firmware controlled,... Agent: Daniel L. Dawes Myers Dawes Andras & Sherman LLP

20080100806 - Image correcting apparatus, projection system, image correcting method, and image correcting program: An image correcting apparatus is used in a projection system which includes a plurality of projectors installed away from each other. Respective projection images projected by the plural projectors are stacked on a projection surface. The image correcting apparatus includes a reference image pickup device to output a reference image,... Agent: Oliff & Berridge, PLC

20080100808 - System and method for projector lamp door thermal safety latch: An information handling system projector lamp door includes a thermal safety latch that secures the lamp cover panel if the temperature of the projector interior exceeds a safety limit associated with potential harm to an end user. A thermostatic spring expands at a predetermined temperature to interfere with movement of... Agent: Hamilton & Terrile, LLP

20080100807 - Lamp burst sound reduction structure and projector: There is provided a lamp burst sound reduction structure which may have an enlarged part in an intermediate position of a duct through which cooling air for cooling a light emitting unit of a lamp flows, the enlarged part may have a cross section area larger than a cross section... Agent: Lerner, David, Littenberg, Krumholz & Mentlik