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Class 353/121 - METHODS


Subclass of Class 353 - Optics: image projectors
Definition: Subject matter including process steps for use in projecting
No. of patents: 302
Last issue date: 01/17/2012


1                
NumberTitleIssue Date
8096665Spatially offset multi-imager-panel architecture for projecting an image
A high-resolution image is generated using multiple spatially offset lower-resolution digital micro-mirror device (DMD) panels. Multiple lower-resolution subframe signals for controlling the spatial light modulators are generated from a high-resolution image signal ...
01/17/2012
7984995Method 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 at least one image of the background including the displayed image, processing th...
07/26/2011
7976174Method and apparatus for projecting an optical projection onto a projection surface
In a method for projecting at least one optical projection onto at least one projection surface a monitoring zone that contains and/or surrounds a first projection surface is scanned with the aid of a working laser beam, which is not hazardous for the human eye, by ...
07/12/2011
7972020Apparatus and method for reducing speckle in display of images
An apparatus and method of reducing speckle in projection of images is provided that includes the elements or features of producing a first image and displacing the first image to produce a second image that will reduce speckle relating to the first image when the f...
07/05/2011
7959307Optical projection system and method of use
Embodiments include a light engine to generate pixels and a number of lenses positioned to receive pixels from the light engine and to project the pixels on to a field with a higher angular pixel density at an edge of the field than at a center of the field. A metho...
06/14/2011
7918568Lid structure, apparatus and method for displaying graphical information
A lid structure, apparatus and method for displaying graphical information uses beams of coherent light that are emitted in a scanning manner to project the beams of coherent light onto a display surface to form the graphical information on the display surface. ...
04/05/2011
7905610Graphics processor system and associated method for projecting an image onto a three-dimensional object
A system and method are provided for projecting an image onto a three-dimensional object. In use, after an image is received, such image is processed utilizing a graphics processor for projecting the image onto the three-dimensional object in various embodiments, th...
03/15/2011
7901093Modeling light transport in complex display systems
An image created by a first projector is recreated using a second projector by relating the two projectors to a common point of view, preferably as viewed from a camera. A first transport matrix T1 is captured to relate the first projector to the camera. ...
03/08/2011
7901094View projection: one-touch setup of light displays on arbitrary surfaces
Light distortion due to light noise or light scattering object in the path of a light beam from a projector to a camera's image sensor in projector-camera systems are mitigated, or eliminated, by a simple modification to a light transport matrix T. For each row in l...
03/08/2011
7901095Resolution scalable view projection
A projection system uses a transformation matrix to transform a projection image p in such a manner so as to compensate for surface irregularities on a projection surface. The transformation matrix makes use of properties of light transport relating a projector to a...
03/08/2011
7887200Bit weighting alignment in a display device
The disclosed embodiments relate to a method and apparatus to align bit weights in a display device. There is provided a method for calibrating light output in a display device, the method comprising: displaying a first video pattern, the first video pattern compris...
02/15/2011
7866833Apparatus and method for projecting image considering screen condition
Disclosed are an apparatus and method for projecting images to prevent the distortion of images when images are projected on a colored projection screen. The apparatus includes a device characteristic storage unit storing criterion projection characteristic informat...
01/11/2011
7866832Multi-projector intensity blending system
The present invention relates to projection systems where multiple projectors are utilized to create respective complementary portions of a projected image. The present invention also relates to methods of calibrating and operating individual image projectors. Accor...
01/11/2011
7717574Method for simplifying the imaging of objects with non-Lambertian surfaces
For objects with non-Lambertian surfaces, an object surface is mapped by effectively modifying the reflective properties of the object surface being sensed. By effectively making the surface Lambertian with high albedo, a calibration imaging task is achieved using a...
05/18/2010
7695146Projection assembly
A projection assembly is provided herein. According to one exemplary embodiment, the projection assembly includes a modulator assembly, the modulator including at least one modulator panel, a projection lens assembly including a first projection lens sub-assembly in...
04/13/2010
7686460Method 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...
03/30/2010
7621647Optical projection system and method of use
Embodiments include a light engine to generate pixels and a number of lenses positioned to receive pixels from the light engine and to project the pixels on to a field with a higher angular pixel density at an edge of the field than at a center of the field. A metho...
11/24/2009
7581841Luminance correcting apparatus, luminance correcting method, and projector
A luminance correcting apparatus has a sensor for detecting luminances of reflected lights of projected lights individually in each of at least two colors which are reflected from a screen, a first memory for storing information representing luminances of the reflec...
09/01/2009
7559661Image analysis for generation of image data subsets
A method comprising analyzing a portion of image data to identify a characteristic of the portion of the image data and determining an algorithm based on the characteristic is provided. The algorithm is configured to generate at least first and second image data sub...
07/14/2009
7559660Restricted access display system
A board that hides information in a manner that only certain authorized personnel may change the information and other authorized personnel may view the information. This invention accomplishes the foregoing by placing a locked panel of translucent material over cer...
07/14/2009
7517098Method, system, apparatus and software product for presentation notes mode
A method, apparatus, system, and software product are presented for displaying notes to a presenter, in order to facilitate narration of a presentation. The items such as slides are shown seriatim on an audience screen, and are also displayed seriatim on a presenter...
04/14/2009
7441906Keystone correction system and method
We describe a keystone correction system and method. A vertical scalar vertically scales an input image and stores the results to a line buffer. A horizontal scalar retrieves the stored results from the line buffer and horizontally scales the stored results using th...
10/28/2008
7441903Power on/off system of thin projector and method for controlling the same
A power on/off system of a thin projector including an optical system arranged in a housing with a panel shape having lateral sides and a front side having an area larger than an area of each lateral side is disclosed. The power on/off system includes a door, fans w...
10/28/2008
7441907Light source driving method
A light source driving method for controlling a first and a second light source assembly of a projection apparatus to turn on and off at least once during each 1/n frame time is provided. The first light source assembly includes first color light sources and third c...
10/28/2008
7438426Projection display apparatus and digital zooming method thereof
A projection display apparatus and digital zooming method thereof is disclosed. The projection display apparatus receives a first image and includes a control unit, an image processor, an image scaler, a projection lens and a display unit. The control unit is for ca...
10/21/2008
7431463Light emitting diode projection display systems
A projection display system has at least one light-recycling illumination system and at least one imaging light modulator. The light-recycling illumination system includes a light source that is enclosed within a light-recycling cavity. The light source is a plurali...
10/07/2008
7425074Display device and display method
A concept of improving a resolution by using human's visual characteristics is provided. A display device includes an image forming unit forming an image by using an emitted light and an inputted image signal, a projection unit projecting the image formed by the ima...
09/16/2008
7419271Manufacturing method for fine structure element, fine structure element manufactured by the method, spatial light modulator, and projector
Aspects of the invention can provide a manufacturing method for fine structure elements having a first flat portion forming step of forming an upper flat surface serving as a first flat portion on a substrate with a flat cutting tool serving as a cutting section a s...
09/02/2008
7419267HDR displays with overlapping dual modulation
A display has a screen which incorporates a light modulator. The screen may be a front projection screen or a rear-projection screen. Elements of the light modulator may be controlled to adjust the intensity of light emanating from corresponding areas on the screen....
09/02/2008
7413307High dynamic range display devices
A display has a first array of pixels connected to emit individually-controlled amounts of light onto a second array of pixels. The second array of pixels is connected to pass individually-controllable portions of the light. The display has a controller connected to...
08/19/2008
7413309High dynamic range display devices
A display has a screen which incorporates a light modulator. The screen may be a front projection screen or a rear-projection screen. Elements of the light modulator may be controlled to adjust the intensity of light emanating from corresponding areas on the screen....
08/19/2008
7410262System and method for compensating for spoke light
The disclosed embodiments relate to a system and method for compensating for spoke light in a video unit (10). More specifically, there is provided a method comprising measuring a first light level during a non-spoke time of a color wheel (14) to gener...
08/12/2008
7409152Three-dimensional image processing apparatus, optical axis adjusting method, and optical axis adjustment supporting method
The present invention provides a technique for enabling even a person having no expert knowledge to adjust the direction of an optical axis easily with high precision. In a three-dimensional image processing apparatus having plural image capturing apparatuses, optic...
08/05/2008
7407297Image projection system and method
A system and method of mapping and/or projecting images onto a three-dimensional architecture. In one aspect, the invention a method of mapping and/or projecting imagery onto a three-dimensional architecture comprising: a) identifying a projection location from whic...
08/05/2008
7404645Image and light source modulation for a digital display system
Image processing enhances display quality by controlling both the image modulator and the light sources. The image processing system utilizes a combination of user inputs, system configuration, design information, sensor feedback, pixel modulation information...
07/29/2008
7393110Media projector system
A system comprising a media player configured to play media content, a projector operatively coupled to the media player and comprising a lamp, and a control unit operatively coupled to the media player and the projector is provided. The control unit is configured t...
07/01/2008
7390092Image projection lighting devices with visible and infrared imaging
A lighting system comprised of a central controller, a digital communications path, and a plurality of image projection lighting devices (IPLDs) is provided. The IPLDs contain cameras that can capture both visible light and infrared light. Address signals sent from ...
06/24/2008
7387392System and method for projecting sub-frames onto a surface
A display system includes a housing including a plurality of bays. The system includes a plurality of removable projector modules configured to project images onto a surface. Each projector module is configured to be inserted into and removed from one of the bays. T...
06/17/2008
7384152Liquid-cooled projector
A liquid-cooled projector incorporating cooling a component that to be cooled by a cooling liquid, and moreover, can constantly maintain the temperature of the component to be cooled at a prescribed temperature or below. A liquid-cooling jacket for cooling either on...
06/10/2008
7385180Laser projector with brightness control and method
A laser projector includes a laser, scanning mirrors projecting a laser line image on a surface, a computer including an algorithm controlling a speed of the laser line image, and a computer screen having a user interface. The user interface includes a throttle cont...
06/10/2008
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