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Optics: image projectors

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Class / Patent application numberDescriptionNumber of patent applications / Date published
353030000 COMPOSITE PROJECTED IMAGE 491
353052000 TEMPERATURE CONTROL 294
353020000 POLARIZER OR INTERFERENCE FILTER 244
353085000 LAMP CONTROL 184
353098000 REFLECTOR 177
353069000 DISTORTION COMPENSATION 136
353007000 STEREOSCOPIC 134
353038000 UNITARY PLURAL REFRACTING SURFACES 85
353119000 HOUSING 74
353100000 LENS SUPPORT 73
353084000 COLOR FILTER 42
353081000 PRISM IN LIGHT PATH 40
353097000 LIGHT SHIELD, MASK, HOOD, OR DIAPHRAGM 36
353010000 RELIEF ILLUSION 35
353028000 PROJECTED IMAGE COMBINED WITH REAL OBJECT 32
353079000 STRUCTURALLY RELATED PROJECTOR AND SCREEN 28
353121000 METHODS 26
353013000 WITH OR FOR VEHICLE 25
353015000 WITH SOUND ACCOMPANIMENT 19
353122000 MISCELLANEOUS 19
353074000 CABINET ENCLOSES PROJECTOR AND ONE SIDE OF SCREEN 17
353094000 PLURAL 15
353088000 SHUTTER 12
353062000 STENCIL OR PERFORATED PLATE PROJECTOR (E.G., SKY OR CLOUD PROJECTOR) 9
353102000 PARTICULAR CONDENSER 8
353046000 IMAGE MOVES ON SCREEN 7
353082000 PLURAL PROJECTION PATHS WITH SINGLE LIGHT SOURCE 6
353029000 ADDITIONAL ILLUMINATION OF OR NEAR PROJECTED IMAGE 5
20120224150FRONT PROJECTION SCREEN WITH HIGH CONTRAST - A light diffusing optical construction is disclosed. The optical construction includes a symmetric optical diffuser that scatters light in a first direction with a first viewing angle A09-06-2012
20100171929DRY ERASABLE PROJECTION ARTICLE AND SYSTEM - A communication article and system comprising a writing member having a dry erasable front surface and a projection member is disclosed. The projection member includes an asymmetric optical diffuser that scatters light in a first direction with a first viewing angle A07-08-2010
20100110387METHOD OF CONTROLLING THE LIGHTING OF A ROOM IN ACCORDANCE WITH AN IMAGE PROJECTED ONTO A PROJECTION SURFACE - The invention describes a method of controlling a lighting of a room (05-06-2010
20100208211AMBIENT LIGHTING FOR AN IMAGE DISPLAY - A system comprises means (PL; MI) for projecting an image light beam (ILB) on a projection area (PA) for display of an image (PI) on the projection area (PA), and means (08-19-2010
20120013851FRONT PROJECTION SCREEN WITH HIGH CONTRAST - A light diffusing optical construction is disclosed. The optical construction includes an asymmetric optical diffuser that scatters light in a first direction with a first viewing angle A01-19-2012
353025000 SELECTIVE DATA RETRIEVAL 5
20100315607MINI PROJECTOR FOR CALENDAR DATA - A MINI PROJECTOR FOR CALENDAR DATA is a pocket size integrated device, combining the ability to render monthly calendar images with the ability to project them on an external surface from an integrated standalone tool. The innovative idea is the combining of the above capabilities into one device comprising independent energy source (battery), embedded calendar rendering application, integrated image projection component (light source), adjustable focus lens and operating control buttons.12-16-2010
20090262306System 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 graphics processor performs scaling, color correction and brightness control functions for images presented by the projector, as well as keystone correction and image rotation to correct image offset presented due to the orientation of the information handling system chassis or lid.10-22-2009
20090180076PROJECTOR WITH SERVICE INFORMATION DISPLAYING FUNCTION AND SERVICE INFORMATION DISPLAYING METHOD FOR USE WITH SUCH PROJECTOR - A projector with a service information displaying function and a service information displaying method for use with the projector are provided. The projector includes a data storage unit, a monitor and a controller. The service information displaying method includes steps of pre-storing a data file in the projector, showing a main menu contained in the data file in response to a call request, and selecting a first item from the main menu and showing at least one service information corresponding to the first item.07-16-2009
20090086168IMAGE TRANSFER APPARATUS AND IMAGE TRANSFER METHOD - An image transfer apparatus includes a display configured to display multiple sets of content. A display image data generator is configured to generate display image data for each of the content, at least part of the content being displayed on the display. A storage controller is configured to relate connected image projection apparatus to the generated display image data and store the display image data related to the image projection apparatus in a storage device. A transfer unit is configured to transfer the display image data to the corresponding image projection apparatus.04-02-2009
20090096993DISPLAY PROJECTOR FOR TEXTUAL SIGNAGE - A projector for displaying textual patterns includes a light emitting matrix and a controller for controlling the light emitting matrix. The light emitting matrix is selectively illuminated to project textual patterns on a surface.04-16-2009
353043000 GUN, FLASHLIGHT OR BATTERY OPERATED TYPE 4
20110188004PROJECTION-TYPE IMAGE DISPLAY APPARATUS - A projection-type image display apparatus includes an imaging light generation portion which generates imaging light, a housing which stores the imaging light generation portion, and a passage region provided in the housing, through which the imaging light emitted from the imaging light generation portion passes. The housing has a movable portion of which dimension in at least one direction varies, and the passage region is stored in the housing by means of the movable portion while imaging light is not projected.08-04-2011
20100141899Projection apparatus - A projection apparatus includes a housing, a connector, a control module, and an optical module. The housing provides a battery chamber. An interface aperture is inside the battery chamber. The connector is disposed in the housing and provides a signal transmitting interface located in the interface aperture inside the battery chamber. The control module includes an error-detecting circuit and a microprocessor. The error-detecting circuit is electrically connected to the signal transmitting interface and the microprocessor, and the microprocessor is electrically connected to the signal transmitting interface through the error-detecting circuit. The optical module is disposed in the housing and electrically connected to the control module.06-10-2010
20090244490Mobile 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 applied to the mobile projector apparatus, a usage state detecting unit detecting whether or not the mobile projector apparatus is in an unused state, and an extinguishing unit extinguishing the light source based on outputs of the acceleration measuring unit and the usage state detecting unit.10-01-2009
20110234986MINIATURIZED PROJECTION IMAGE DISPLAY APPARATUS - A projection image display apparatus includes: a first casing which includes an image projection unit provided therein and a projection window provided at one end side thereof; and a second casing which has one end side coupled with the other end side of the first casing pivotably around a pivot axis. The first casing and the second casing are switchable between a first condition in which one side surface of the first casing and one side surface of the second casing are aligned opposite to each other and a second condition in which the first casing is pivoted from the first condition around the pivot axis within a plane orthogonal to the pivot axis and thus erected relative to the second casing.09-29-2011
353065000 EPISCOPE (I.E., OPAQUE PROJECTOR) 4
20100321642OVERHEAD PROJECTOR - This overhead projector comprises: 12-23-2010
20090073392Illumination System Including Grazing Incidence Mirror For Microlithography Exposure System - In general, in one aspect, the invention features a system that includes a catoptric projection objective having an optical axis and including a plurality of projection objective elements positioned between an object plane and an image plane, the object and image planes being orthogonal to the optical axis, the projection objective being configured so that during operation the projection objective directs radiation reflected at the object plane to the image plane to form an image at the image plane of an object positioned in a field at the object plane, the field having a first dimension of 8 mm or more and a second dimension of 8 mm or more, the first and second dimensions being along orthogonal directions. The system also includes an illumination system including a plurality of illumination system elements, the illumination system being configured so that during operation the illumination system directs the radiation to the field at the object plane, where a chief ray of the radiation has an angle of incidence of 10° or less at the object plane.03-19-2009
20090185142REFLECTED IMAGE THROUGH SUBSTANCE - An apparatus and method to display an image are provided. The apparatus includes a reflective surface including an image disposed upon at least a portion of the reflective surface, an agitable and semi-transparent medium positioned over at least a portion of the reflective surface, a light source positioned to project light on the reflective surface through the medium, and a second surface positioned to capture light reflected from the reflective surface through the medium for displaying the image. The method of displaying the image includes disposing at least a portion of a reflective surface including an image beneath an agitable and semi-transparent medium, wherein the image is disposed upon at least a portion of the reflective surface, and providing light to the reflective surface such that a second surface captures light reflected from the reflective surface through the medium for displaying the image.07-23-2009
20090323032Method and apparatus for making a high resolution light pattern generator on a transparent substrate - A light pattern generator that can be used to form a gobo for use in a projection optical system. A transparent plate is coated with a stack that is absorptive and reflective. The stack is formed to be ablatable in the form of a pattern. The stack can have multiple different layers with multiple different characteristics, all of which are ablated by the laser.12-31-2009
353042000 POINTER 4
20090079944Contactless Operating Device for a Digital Equipment and Method for the Same - A contactless operating device for a digital equipment and method for the same are provided. The contactless operating device includes a computer, a projecting piece, a pointer, and an image-capturing piece. The computer provides a basic picture, and the projecting piece projects the basic picture onto an image zone. Further, the pointer forms a mark onto the image zone for providing a reference picture, and the image-capturing piece connected to the computer captures the reference picture from the image zone. The computer operates the digital device in accordance with a comparison between the basic picture and the reference picture.03-26-2009
20120033186Image projection system and a method of controlling a projected pointer - An image projection system whereby a position of a pointer on a projected image can be easily controlled from a location separated from the main control means. The system comprises a projector, a computer for controlling the projector to display a pointer on a projected image in accordance with an operational signal from a terminal, and a remote controller for the projector. The remote controller comprises a pointing device and a transmitter for transmitting an operation signal as an infrared ray operational signal. The projector comprises a receiver which is an infrared (IR) optical receiver having directivity, and receives the infrared ray operational signal.02-09-2012
20090115971DUAL-MODE PROJECTION APPARATUS AND METHOD FOR LOCATING A LIGHT SPOT IN A PROJECTED IMAGE - A dual-mode projection apparatus has a projection module for projecting an image onto a projection surface. An image sensor module captures images of the projection surface and determines spatial and temporal characteristics of a visible light spot superimposed on the projection surface. A communications module transmits the spatial and temporal characteristics of the visible light spot to a remote device for remote control of the device based on the spatial and temporal characteristics of the visible light spot.05-07-2009
20080198335Visible laser beam projector - A visible laser beam projector is arranged to provide information to passengers in a vehicle compartment by projecting a visible laser beam onto a portion in the compartment. The visible laser beam projector is arranged in front of an inner mirror of the compartment and projects the visible laser beam to only a front end portion on the upper surface of an instrument panel of the compartment. Thus, the visible laser beam is allowed to be projected in high intensity while suppressing the probability of its adverse effect on eyes of passengers in the compartment.08-21-2008
353022000 TRANSPARENT PLATE 3
20130044294IMAGE DISPLAYING APPARATUS - An image displaying apparatus including a light source, a light condenser for condensing light to form a condensed light image, a light mixing element, a reflective image displaying element having plural micro-mirrors for changing an inclination angle of an individual micro-mirror between an on-state and an off-state, an illumination optical system including a condenser lens and a mirror for illumination, and a projection optical system for projecting reflected light from a micro-mirror being at an on-state among plural micro-mirrors constituting the reflective image displaying element, wherein the mirror for illumination is at a position nearest the reflective image displaying element on an optical path from the light mixing element to the reflective image displaying element and a reflection surface of this mirror for illumination is positioned at a side of the reflective image displaying element with respect to a projection lens system constituting a part of the projection optical system.02-21-2013
20090195752Projector 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 form an image light. The projection lens is to receive and project the image light to form an image. The DMD module includes an active area plane and a cover glass. The active area plane has plural digital micro-mirror elements for reflecting the incident light to form an image light. The cover glass is disposed in the light paths of the incident light and image light, and has a first transparent surface and a second transparent surface. An included angle is formed between the extension direction of the first transparent surface and the extension direction of the active area plane.08-06-2009
20090027621IMAGE DISPLAY DEVICE - An image display device including a projecting arrangement disposed in proximity with a transparent surface, the transparent surface being configured to receive an image from the projecting arrangement on a first side of the transparent surface, wherein the image is viewable from a second opposite side of the transparent surface.01-29-2009
353011000 TARGET, MAP OR NAVIGATION PROJECTION 2
20110007280LIGHTING DEVICE FOR A ROUTE GUIDANCE SYSTEM - A lighting device (01-13-2011
20110019154TARGET SCENE GENERATOR - A target scene generator for testing an imaging ladar in a Hard Ware in the Loop arrangement, such as might be employed for testing an optical seeker on a guided missile, the generator comprising an array of pixel elements 01-27-2011
353040000 SCALE OR SCALE INDICATOR PROJECTOR 2
20100026963OPTICAL PROJECTION GRID, SCANNING CAMERA COMPRISING AN OPTICAL PROJECTION GRID AND METHOD FOR GENERATING AN OPTICAL PROJECTION GRID - The present invention relates to an optical projection grid (02-04-2010
20080252856WIRELESS PRESENTATION MULTI-PROPORTION SCALING METHOD - A wireless presentation multi-proportion scaling method in which the user operates a wireless remote control device to transmit a multi-proportion scale signal through a transmitter side wireless transmission interface to a receiver side wireless transmission interface for converting into a predetermined format scaling instruction for output to a presentation player for enabling a scaling application program in the presentation player to make a real time computing on the received scaling instruction and to further adjust the size of the images of electronic slides to the full screen size for display on a display screen.10-16-2008
353095000 FILM GATE 1
20090153807IMAGE PROJECTOR - A projector having a housing containing an electrical light source, an image medium support aligned in the light path of the light source, and a lens through which light emanating from the light source exits the housing after passing through an image medium disposed in the image medium support.06-18-2009
353039000 MICROPROJECTOR 1
20120133905Microprojector and manufacturing method for a microprojector - A microprojector is described, in which the microprojector includes a light source, at least one optical imaging arrangement for creating an image with the aid of the light source, at least one electrical arrangement for activating the light source, and a damping element for damping mechanical shocks of the microprojector. Also described is a method for manufacturing a microprojector as well as a corresponding utilization.05-31-2012
353021000 EDITING OR AUXILIARY VIEWING 1
20100309436AUTOMATED DYNAMIC REPRIORITIZATION OF PRESENTATION MATERIALS - Slides are selectively presented via a slide presentation system based upon a priority level assigned to a slide presentation. The assigned priority level indicates which of the slides to selectively present and includes a first priority level of at least two priority levels associated with the slide presentation. A request is received during the selective presentation of the slides, via an input device associated with the slide presentation system, to change the priority level assigned to the slide presentation to a second priority level of the at least two priority levels. The remaining slides of the slide presentation are selectively presented via the slide presentation system based upon the second priority level. This abstract is not to be considered limiting, since other embodiments may deviate from the features described in this abstract.12-09-2010
353001000 KALEIDOSCOPIC 1
20120200828LED DEVICE HAS CHANGEABLE IMAGE - The LED device has changeable image incorporate kaleidoscope-means, miniatures-means, project-means, optics-means, LED(s), Power means, control means, vibration-means, motor-means, adjustable focus means, circuit-means, sensor-means, IC means, display-unit(s), Lens, hologram means, lenticular means, laser created means, digital data means and other related parts & accessories inside co-inventors prior filing cases as listed inside content to make the LED device project the colorful splendid patterns to any desired surface(s). The said Kaleidoscope means has different mirror numbers, mirror arrangement, different miniatures can created very pretty colorful splendid spectrums to viewer on walls, ceiling, object surface, floor, outdoor surface etc.08-09-2012
353004000 ASCENDING HEATED AIR CHANGES PICTURES 1
20090135373Variable-speed text projector - This invention introduces a variable-speed text projector that consists of two concentric cylinders and uses the convection of heat from a central light bulb to rotate the inner cylinder. A circular cover that fits onto the larger outer cylinder (projection screen). This circular cover controls the speed of the rotation of the inner cylinder. By venting the heat emitted by the bulb (controlling heat flow) in small to large increments, the cover adjusts the speed of the moving text. This constructed top is necessary to this device. The preferred embodiment provides an ease of facility and control of speed to the user who desires to read the text in comfort.05-28-2009
353005000 MAPPING OR AERIAL PHOTOGRAPH RECTIFYING 1
20090015791SYSTEM AND METHOD FOR GENERATING CORRESPONDENCE MAPPINGS USING INFRARED PATTERNS - A method performed by a display system is provided. The method includes projecting a first infrared pattern from a first projection plane of a first projector into a scene, capturing the first infrared pattern from the scene in a capture plane of at least one image capture device, and determining a first correspondence mapping between the first projector and the image capture device from at least the first infrared pattern in the first projection plane and the first infrared pattern in the capture plane.01-15-2009

Patent applications in class Optics: image projectors

Patent applications in all subclasses Optics: image projectors