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US20150261185 METHODOLOGY FOR A PRACTICAL FLAT PANEL FORMAT HOLOGRAPHIC DISPLAY UTILIZING THE NARROW HOLOGRAM AND HOLODOT CONCEPTS  
An apparatus for creating a holodot comprising of a low resolution 2 dimensional spatial light modulator (SLM) and two crossed striped high resolution spatial light modulators. The first SLM...
US20130301091 Encrypted synthetic hologram and method for reading such a hologram  
The invention relates to an encrypted synthetic hologram formed from the Fourier transformation of an image (40) and consisting of a matrix of elementary cells. Half of the elementary cells, with...
US20120262768 STACKING A VISIBLE IMAGE AND A SYNTHETIC HOLOGRAM  
The invention relates to a synthetic hologram consisting of an array of encoding cells, including a pattern in which the cells are inverted and have a phase modified by an offset value relative to...
US20150029565 DEVICE AND METHOD FOR FEEDBACK BASED DIGITAL HOLOGRAPHIC CONTENT RECONSTRUCTION VERIFICATION  
Provided are a device and a method for feedback based digital holographic content reconstruction verification. The device may include a generator to generate a holographic content by receiving a...
US20150168914 INCREASING AN AREA FROM WHICH RECONSTRUCTION FROM A COMPUTER GENERATED HOLOGRAM MAY BE VIEWED  
A method of enlarging an observation window from which the reconstruction from a Computer Generated Hologram (CGH) may be viewed, including reproducing a CGH, and shifting a location of an exit...
US20070109617 Viewing angle enhancement for holographic displays  
A holographic display has a pixellated (101, 102, 103) hologram display device (100) with a predetermined resolution and a pixellated (121-126) phase mask (120) arranged such that holograms...
US20140293387 GREY-SCALE HOLOGRAPHIC STRUCTURE AND SYSTEM FOR GENERATING A MILLIMETER-WAVE COLLIMATED WAVEFRONT IN A COMPACT RANGE  
Embodiments of a grey-scale holographic structure and system for generating a collimated wavefront in a compact range are generally described herein. In some embodiments, the grey-scale...
US20140117260 GREY-SCALE HOLOGRAPHIC STRUCTURE AND SYSTEM FOR GENERATING A MILLIMETER-WAVE COLLIMATED WAVEFRONT IN A COMPACT RANGE  
Embodiments of a grey-scale holographic structure and system for generating a collimated wavefront in a compact range are generally described herein. In some embodiments, the grey-scale...
US20060139711 Method of computing a hologram  
A method of computing a hologram by determining the wavefronts at the approximate observer eye position that would be generated by a real version of an object to be reconstructed. In normal...
US20130258429 CONFOCAL RAINBOW VOLUME HOLOGRAPHIC IMAGING SYSTEM  
A confocal rainbow holographic imaging system and hologram fabrication method. The system employs a multi-spectral light source, a multiple grating volume hologram and a dual pass illumination and...
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...
US20080259419 COMPUTER GENERATED HOLOGRAM  
A three dimensional display apparatus includes a diffraction panel for displaying a computer generated hologram and a look-up table. The look-up table includes a plurality of phase entries...
US20150036199 METHOD OF COMPUTING A HOLOGRAM  
A method of computing a hologram by determining the wavefronts at the approximate observer eye position that would be generated by a real version of an object to be reconstructed. In normal...
US20100097671 Head-Mounted Display Device for Generating Reconstructions of Three-Dimensional Representations  
A head-mounted display device for generating reconstructions of three-dimensional representations comprising a frame, in which at least one light source, at least one optical system and at least...
US20110019249 METHOD FOR ENCODING COMPUTER-GENERATED HOLOGRAMS IN PIXELATED LIGHT MODULATORS  
The invention relates to a method for encoding computer-generated holograms in pixelated light modulators, the encoding area of which comprises a pixel matrix whose pixels are provided with a...
US20100046050 COMPACT HOLOGRAPHIC DISPLAY DEVICE  
Holographic display device comprising a first EASLM and a second EASLM, the pair permitting independent modification of phase and amplitude, in which holographic reconstruction is visible through...
US20130329269 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...
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...
US20120170088 MEMS Spatial Light Modulator Driver Calibration Systems  
We describe a method of compensating for long-term mechanical property changes in an analogue optical MEMS SLM. In embodiments the SLM comprises multiple piston-type actuation optical phase...
US20100079831 Holographic Projection Device for Magnifying a Visibility Region  
A holographic projection apparatus and a method is disclosed for magnifying a virtual visibility region, for observing a reconstructed scene with at least one light modulation device and with at...
US20140253987 Iterative Phase Retrieval With Parameter Inheritance  
An iterative method of retrieving phase information in the Fourier domain representative of the nth frame of a sequence of 2D image frames. The method comprises using at least one parameter...
US20130003153 HOLOGRAM AND METHOD OF FORMING A HOLOGRAM  
A hologram comprises a holographic layer comprising a photosensitive layer, holographic structures being formed in the holographic layer using a light source having at least a first wavelength,...
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...
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...
US20120019882 COMPUTATIONAL HIGHLIGHT HOLOGRAPHY  
A technique for fabricating a highlight hologram based on a digital object performs point sampling on the object and represents each sampled point as a geometric patch. A set of geometric patches...
US20100000978 LASER MACHINING DEVICE AND LASER MACHINING METHOD  
A laser machining device is provided with a laser light source, a spatial light modulator, a driving unit, a control unit, and a condensing optical system. The control unit selects a basic...
US20130100510 METHOD AND APPARATUS FOR FAST GENERATION HOLOGRAM  
A method and apparatus for fast generation of a hologram image. The method may include generating a point hologram corresponding to each three-dimensional (3D) point using sub-sampling, generating...
US20110176190 SPECKLE-NOISE REDUCTION IN HOLOGRAPHIC PROJECTIONS  
A method for reconstructing a holographic projection comprising providing a single hologram, providing at least one cyclic shift of at least a portion of the single hologram in the space domain,...
US20110304895 METHOD OF COMPUTING A HOLOGRAM FOR RECONSTRUCTING AN OBJECT USING A DISPLAY DEVICE  
A method of computing a hologram for reconstructing an object using a display device is provided. The display device enables a holographic reconstruction of the object. The display device...
US20120086995 LIGHT MICROSCOPE WITH NOVEL DIGITAL METHOD TO ACHIEVE SUPER-RESOLUTION  
Methods and apparatus for reconstructing a wave, including interpolation and extrapolation of the phase and amplitude distributions, with application to imaging apparatus, such as microscopes.
US20110032586 LIGHT MICROSCOPE WITH NOVEL DIGITAL METHOD TO ACHIEVE SUPER-RESOLUTION  
Disclosed are methods and apparatus for reconstructing a wave, including interpolation and extrapolation of the phase and amplitude distributions, with application to imaging apparatus, such as...
US20150116798 SCALABLE AND TILEABLE HOLOGRAPHIC DISPLAYS  
A holographic display system for generating a super hologram with full parallax in different fields of view in the horizontal and vertical directions. The display system includes assemblies or...
US20070195389 METHOD FOR THE CALCULATION OF, STORAGE MEDIUM FOR AND DEVICE FOR THE READ-OUT OF COMPUTER-GENERATED HOLOGRAMS ON A NON-PLANAR SURFACE  
The invention relates to a method for calculating a light field which propagates between a non planar surface of a computer-generated hologram and a planar reconstruction surface, in which an...
US20120188619 Three-dimensional holographIC display using active shutter  
A three-dimensional holographic image display device and a method using the same are provided. Light corresponding to left and right eye holograms is emitted according to a time division method...
US20100046051 GENERATION OF A HOLOGRAM PATTERN  
Device for generating a hologram pattern including selecting means for selecting, as cross section ranges which are in a plurality of cross sections parallel to hologram pattern in 3D object and...
US20090257104 Hologram Viewing Arrangement and Alignment Device  
The present invention relates to a hologram viewing arrangement, to an alignment device, to a display device, to a device for aligning first and second members and to a device for aligning an...
US20090086296 Holographic Projector for Enlarging a Reconstruction Zone  
This invention relates to a holographic projection device with an array of mirror elements in the form of micro-mirrors. The holographic projection device comprises at least one light modulator...
US20130120813 HOLOGRAPHY  
An iterative algorithm for hologram design with multiple output image planes arranged in close proximity to create continuous patterns within an imaging volume is disclosed. These may then be used...
US20110026089 VIDEO HOLOGRAM AND DEVICE FOR RECONSTRUCTING VIDEO HOLOGRAMS  
The invention relates to video holograms and devices for reconstructing video holograms, comprising an optical system having a light source, lens and the video hologram having cells arranged in a...
US20090185246 FABRICATION PROCESS FOR COMPUTER-GENERATED HOLOGRAMS, COMPUTER-GENERATED HOLOGRAM FABRICATED BY THAT PROCESS, AND COMPUTER-GENERATED HOLOGRAM  
The invention provides a fabrication process for a computer-generated hologram 1 wherein amplitude information and phase information are recorded on a given recording surface by means of...
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...
US20100073745 HOLOGRAM FABRICATION PROCESS, AND HOLOGRAM FABRICATED BY THAT PROCESS  
The invention provides a hologram fabrication process, characterized by comprising steps of fabricating a computer-generated hologram (CGH) having amplitude information and phase information...
US20080094674 Holographic Lithography  
A method of generating a holographic diffraction pattern and a holographic lithography system are disclosed. The method involves defining at least one geometrical shape; generating at least one...
US20130070321 HOLOGRAPHIC PROJECTION DEVICE FOR THE ENLARGEMENT OF A VISIBILITLY REGION  
A holographic projection apparatus and a method is disclosed for magnifying a virtual visibility region, for observing a reconstructed scene with at least one light modulation device and with at...
US20130107336 METHOD AND APPARATUS FOR FAST GENERATION OF THREE-DIMENSIONAL (3D) HOLOGRAM  
A method and apparatus for fast generation of a hologram image. The method may include generating an elemental fringe pattern of a three-dimensional (3D) point included in a 3D spatial object,...
US20080121790 HOLOGRAPHIC MICROFABRICATION AND CHARACTERIZATION SYSTEM FOR SOFT MATTER AND BIOLOGICAL SYSTEMS  
A method and system for micromanipulation of objects of any shape. The method and system creates various forms of holographic optical traps for a variety of commercial purposes. Some alternate...
US20150124302 METHOD FOR ENCODING A HOLOGRAM IN A LIGHT MODULATION DEVICE  
A hologram is constructed from individual subholograms assigned to corresponding encoding regions in a light modulation device and respectively assigned to an object point of the object to be...
US20150253730 METHOD AND APPARATUS FOR GENERATING/CONVERTING DIGITAL HOLOGRAM  
A method and apparatus for generating/converting a digital hologram is provided. The method for generating the digital hologram includes: clustering points of a 3D object to a plurality of...
US20150160530 ACOUSTO-OPTIC ELEMENT, ACOUSTO-OPTIC ELEMENT ARRAY, AND DISPLAY APPARATUS INCLUDING THE ACOUSTO-OPTIC ELEMENT  
Provided are an acousto-optic element, an acousto-optic element array, and a display apparatus including the acousto-optic element array. The acousto-optic element includes: an acousto-optic...
US20140240806 Holographic exposing and capturing screens  
This invention offers the construction of the holographic screen exposing and capturing three-dimensional video images. Exposing holographic screen is the construction comprising two screens...

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