Matches 1 - 50 out of 120 1 2 3 >


Match Document Document Title
US20060238840 VIDEO HOLOGRAM AND DEVICE FOR RECONSTRUCTING VIDEO HOLOGRAMS WITH TIME SEQUENTIAL ENCODING  
A display device for computer generated holography can time sequentially re-encode a hologram on the hologram-bearing medium for the left and then the right eye of an observer. Conventional...
US20130335795 SPATIAL LIGHT MODULATOR AND HOLOGRAPHIC 3D IMAGE DISPLAY INCLUDING THE SAME  
Provided is a complex spatial light modulator and a holographic 3D image display including the complex spatial light modulator. The complex spatial light modulator includes a spatial light...
US20110191707 USER INTERFACE USING HOLOGRAM AND METHOD THEREOF  
A user interface using a hologram includes a memory unit to store information on a shape, a function, a position, and a movement pattern for a virtual object; a hologram output unit to project a...
US20120224236 SYSTEM, APPARATUS AND METHOD FOR EXTRACTING THREE-DIMENSIONAL INFORMATION OF AN OBJECT FROM RECEIVED ELECTROMAGNETIC RADIATION  
An apparatus and method to produce a hologram of an object includes an electromagnetic radiation assembly configured to receive a received electromagnetic radiation, such as light, from the...
US20070216978 Method for preparing a hologram recording medium  
Two original images to be recorded are prepared as data (S10). A plurality of unit regions, each having an adequate area to record interference fringes of visible light, are defined and positioned...
US20150212488 SYSTEM, APPARATUS AND METHOD FOR EXTRACTING THREE-DIMENSIONAL INFORMATION OF AN OBJECT FROM RECEIVED ELECTROMAGNETIC RADIATION  
An apparatus and method to produce a hologram of an object includes an electromagnetic radiation assembly configured to receive a received electromagnetic radiation, such as light, from the...
US20110002019 HOLOGRAPHIC IMAGE DISPLAY SYSTEMS  
The invention relates to techniques for speckle reduction in holographic optical systems, in particular holographic image display systems. We describe a holographic image display system for...
US20090302122 METHOD FOR RECORDING DATA IN A HOLOGRAPHIC FORM ON A LENS AND A CORRESPONDING LENS  
The inventive method for recording data on an optical lens (2) consists in recording a data-containing source image, in generating the hologram (3) of the image source and in recording said...
US20130188232 SYSTEM, APPARATUS AND METHOD FOR EXTRACTING IMAGE CROSS-SECTIONS OF AN OBJECT FROM RECEIVED ELECTROMAGNETIC RADIATION  
An apparatus and method to produce a hologram of a cross-section of an object includes an electromagnetic radiation assembly configured to receive a received electromagnetic radiation, such as...
US20120170089 MOBILE TERMINAL AND HOLOGRAM CONTROLLING METHOD THEREOF  
Disclosed are a mobile terminal and a hologram controlling method thereof. Texts, moving images, contents, and so forth may be displayed as a hologram image, and the displayed hologram image may...
US20140327944 HOLOGRAM PROCESSING METHOD AND SYSTEM  
The invention relates to a hologram, or holographic intensity data, processing method and system. The system implements the method which comprises receiving holographic intensity data comprising...
US20070030543 Depth and lateral size control of three-dimensional images in projection integral imaging  
A method disclosed herein relates to displaying three-dimensional images. The method comprising, projecting integral images to a display device, and displaying three-dimensional images with the...
US20150177686 HOLOGRAM RECORDING APPARATUS AND METHOD FOR RECORDING HOLOGRAPHIC ELEMENT IMAGES USING SPATIAL LIGHT MODULATOR (SLM)  
Provided is an apparatus and method for recording holographic element images using a spatial light modulator (SLM), the apparatus including a recording light source unit to split a source beam...
US20150293499 SYSTEM, APPARATUS AND METHOD FOR EXTRACTING THREE-DIMENSIONAL INFORMATION OF AN OBJECT FROM RECEIVED ELECTROMAGNETIC RADIATION  
An apparatus and method to produce a hologram of an object includes an electromagnetic radiation assembly configured to receive a received electromagnetic radiation, such as light, from the...
US20120188621 HOLOGRAPHIC RECONSTRUCTION SYSTEM HAVING AN ENLARGED VISIBILITY REGION  
The invention relates to a holographic reconstruction system for the reconstruction of scenes having at least one video hologram modulated wave front, and an enlarged visibility region. The system...
US20150234350 DIGITAL HOLOGRAPHIC DISPLAY METHOD AND APPARATUS  
The present invention proposes a digital holographic display apparatus including a light generating unit configured to generate coherent light, a spatial light modulator configured to reproduce...
US20130222873 HOLOGRAPHIC DISPLAY DEVICE AND METHOD FOR GENERATING HOLOGRAM  
A holographic display device and a method for generating a hologram are disclosed. The holographic display device generating a hologram may include a storage unit and a control unit. Herein, the...
US20120008181 Holographic Image Display Systems  
We describe a method of determining an aberration correction for a holographic image display system using a spatial light modulator (SLM) to display a hologram. Embodiments of the invention...
US20120002256 Laser Based Image Display System  
We describe optical techniques for replicating an image to expand the exit pupil of a head-up laser-based image display system. The system includes image replication optics to replicate an image...
US20160187850 DATA FORMAT FOR HOLOGRAM, AND APPARATUS AND METHOD FOR HOLOGRAPHIC VIDEO SYSTEM  
A holographic image processing method and a holographic image display method are provided. The holographic image processing method performed by a holographic image processing apparatus may include...
US20150085331 WIDE-VIEWING ANGLE HOLOGRAPHIC DISPLAY APPARATUS  
A holographic display apparatus is provided. The holographic display apparatus may include an input optical unit to illuminate coherent parallel light to a spatial light modulator (SLM), the SLM...
US20120140182 Autostereoscopic Projection System  
An autostereoscopic projection arrangement, comprising at least one projector and at least one filter array, in which arrangement bits of partial information from views of a scene or object are...
US20070030542 Method and apparatus for compensating for atmospheric turbulence based on holographic atmospheric turbulence sampling  
A method is presented utilizing a holographic approach for linear phase conjugation to compensate for atmosphere-induce aberrations that severely limit laser performance. In an effort to improve...
US20090002787 Holographic Display Devices  
This invention relates to electronic devices incorporating a holographic projector. A holographic projection module for a consumer electronic device, the holographic projection module comprising:...
US20070070476 Three-dimensional display  
In the three-dimensional display, a two-dimensional display section generates a two-dimensional display image based on an image signal, and a lens array converts the wavefront of the display image...
US20110267665 APPARATUS AND METHOD FOR RECORDING FRESNEL HOLOGRAMS  
An apparatus for producing a hologram of an object includes a light source that emits an incoherent electromagnetic wave toward the object, and a masking device configured to display a mask,...
US20090237759 Display system for reproducing medical holograms  
The invention relates to a display system for diagnostic image systems for reproducing three-dimensional medical images. The display system has at least one holographic projection facility that is...
US20090009834 OPTICAL PHASE PROCESSING IN A SCATTERING MEDIUM  
An optical phase processing system for a scattering medium. A first beam has a direction and a wavefront and the first beam is configured to enter a holographic recording medium. A scattering...
US20080218817 SYSTEM AND METHOD FOR MAKING SEAMLESS HOLOGRAMS, OPTICALLY VARIABLE DEVICES AND EMBOSSING SUBSTRATES  
Apparatus and method for producing optically variable devices, optically variable media, dot matrix holograms or embossing substrates. The system includes: a laser beam generator, a laser beam...
US20140160543 HOLOGRAPHIC IMAGING OPTICAL DEVICE  
In relation to a field of creating and processing a digital image, a compact portable device for generation and observation of dynamic and static holograms is provided. A system including a...
US20150146269 HOLOGRAPHIC CONTENT PROVIDING METHOD, AND HOLOGRAPHIC CONTENT PROVIDING APPARATUS AND DISPLAY APPARATUS USING THE METHOD  
A holographic content providing method, and a holographic content providing apparatus and a display apparatus using the method may capture and generate holographic content using a real object, a...
US20130194644 IMAGE DISPLAY SYSTEMS  
We describe a holographic image projector, comprising: a laser light source to provide light at a laser wavelength; a first spatial light modulator (SLM) to display a hologram, wherein said first...
US20130100511 DISPLAY DEVICE  
A display device (1) includes a light source (101) which outputs laser light, an illumination optical system (102) which emits the laser light as illumination light, a spatial modulation element...
US20110228365 COMPUTER IMPLEMENTED METHOD FOR GENERATING BINARY HOLOGRAMS  
A numerical method of recording a two or three dimensional object scene in a binary hologram. When the binary hologram is illuminated with a reference beam, the original object scene can be...
US20110122467 LIGHT MODULATING DEVICE  
A light modulating device comprises a spatial light modulator and a homogenizing element. A group of at least two adjacent pixels of the spatial light modulator form a macropixel: The spatial...
US20100073744 Method for Generating Video Holograms in Real Time by Means of Subholograms  
A method for generating video holograms in real time for a holographic playback device comprising at least one light modulator means, into which a scene divided into object points is encoded as an...
US20090207466 HOLOGRAPHIC DISPLAY DEVICES  
This invention relates to optical systems for holographic projectors. We describe a holographic image projection system, the system including: a spatial light modulator (SLM) for displaying a...
US20140211286 APPARATUS AND METHOD FOR GENERATING DIGITAL HOLOGRAM  
Disclosed are an apparatus and a method for generating a digital hologram for reproducing a 3D stereoscopic image, and more particularly, an apparatus and a method for generating a digital...
US20120140300 DISPLAY SYSTEMS INCORPORATING FOURIER OPTICS  
A head up display signal processing system is disclosed. The system comprises an image projector for projecting an image onto a screen, the screen being partially reflective and partially...
US20110267663 HOLOGRAPHIC IMAGE PROJECTION METHOD AND HOLOGRAPHIC IMAGE PROJECTION SYSTEM  
Provided is a hologram-image projection method including a step of setting three-dimensional position information in a specimen for a plurality of focal points where laser light is to be focused...
US20160378062 HOLOGRAM DATA GENERATING METHOD, HOLOGRAM IMAGE REPRODUCTION METHOD, AND HOLOGRAM IMAGE REPRODUCTION DEVICE  
Hologram data is generated by dividing hologram data generation area, in which hologram data is generated, into a plurality of element sub-areas, computing base hologram data that pertains to an...
US20100165429 OPTICAL SYSTEMS  
A holographic head up display (HUD) for a vehicle to display an image holographically on a curved display surface such as a windshield is disclosed. The HUD can include a spatial light modulator...
US20130335794 OPTICALLY WRITABLE HOLOGRAPHIC MEDIA  
An optically writable holographic card, an optically writable holographic media, and a method of making the media are herein described. The card has a media region that includes an optically...
US20110157667 Holographic Image Display Systems  
The invention relates to holographic head-up displays, to holographic optical sights, and also to 3D holographic image displays. We describe a holographic head-up display and a holographic optical...
US20080204834 Displaying holographic images  
There is provided a method of displaying a holographic image, the method comprises a number of steps. Three-dimensional object data is manipulated (802) that defines positions in a...
US20140300941 METHOD AND APPARATUS FOR GENERATING HOLOGRAM BASED ON MULTI-VIEW IMAGE  
Disclosed are a method and apparatus for generating a hologram based on a multi-view image. The method of generating a hologram image may include receiving a multi-view image and calculating depth...
US20160216692 TABLE-TOP TYPE HOLOGRAM PROJECTION APPARATUS USING ASPHERIC MIRROR  
Provided is a hologram projection apparatus using an aspheric mirror, the apparatus including a spatial light modulator (SLM), a first mirror, a motor, and a second mirror, wherein the first...
US20070081207 Method and arrangement for combining holograms with computer graphics  
The aim of the invention is to provide a method and an arrangement for carrying out said method, by which means optical holograms and interactive computer graphics can be harmoniously and...
US20160266543 THREE-DIMENSIONAL IMAGE SOURCE FOR ENHANCED PEPPER'S GHOST ILLUSION  
Systems and methods herein are directed to three-dimensional image sources for an enhanced Pepper's Ghost Illusion. In one embodiment, a contoured bounce is described, allowing for contorting a...
US20140293388 LIGHT MODULATION CONTROL METHOD, CONTROL PROGRAM, CONTROL DEVICE AND LASER BEAM IRRADIATION DEVICE  
In the control of light condensing irradiation of laser light using a spatial light modulator, the number of wavelengths, a value of each wavelength, and incident conditions of the laser light are...

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