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Patent Searching and Data


Matches 151 - 200 out of 15,938

Document Document Title
WO/2014/020602A2
A method for despeckling a Computer Generated Hologram (CGH) including producing a CGH, and jittering a location of an exit pupil of an optical system through which the CGH is imaged, relative to an observer's input pupil, so as to shift...  
WO/2014/020603A3
A method of enlarging an observation window (330) from which the reconstruction (35,305) from a Computer Generated Hologram (CGH) may be viewed, including reproducing a CGH, and shifting a location of an exit pupil or observation window ...  
WO/2014/020602A3
A method for despeckling the image reproduced by a Computer Generated Hologram (CGH) including reproducing a CGH, and jittering a location of an exit pupil (33,250) of an optical system through which the CGH is imaged, relative to an obs...  
WO/2014/014030A1
[Problem] To provide an electronic holographic display device capable of displaying a lossless 3D-reconstructed image without loss of parallax in the vertical direction when the image size of a 3D-reconstructed image is enlarged using a ...  
WO/2014/012095A3
The subject matter described herein includes a curved VPH grating with tilted fringes and spectrographs, both retroreflective and transmissive, that use such gratings. A VPH grating according to the subject matter described herein includ...  
WO/2014/001283A1
A decorative element (2), more particularly in the form of a transfer film, a laminating film or a security thread, and a security document comprising a decorative element and a method for producing same are described. The decorative ele...  
WO/2013/190257A1
A holographic recording apparatus comprises: a source of illumination (2); a master hologram (1) containing at least one hologram lamina (20) overlaying; a copy substrate (50) containing a holographic recording medium; and a voltage gene...  
WO/2013/186167A3
The present invention relates to a method for forming a surface relief microstructure, especially an optically variable image (an optically variable device) on a transparent or translucent substrate and a product obtainable using the met...  
WO/2013/186167A2
The present invention relates to a method for forming a surface relief microstructure, especially an optically variable image (an optically variable device) on a transparent or translucent substrate and a product obtainable using the met...  
WO/2013/187704A1
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 modulator for modulating a phase or an amplitude...  
WO/2013/182615A1
The invention relates to a method for the production of a part, comprising the following steps: a) deposition of a diffractive layer on a substrate; b) deposition of a first photosensitive resin layer on the diffractive layer; c) illumin...  
WO/2013/180693A1
Technologies are generally described for reproducing holographic images by causing a photo-induced change in the diffractive index of a holographic recording medium. An example device may include a light irradiation unit and a transparen...  
WO/2013/175525A1
The present invention provides an optical information recording/reproduction device for appropriately adjusting recording conditions and a method and medium therefor in order to solve the problem in which the signal to noise ratio (SNR) ...  
WO/2013/175526A1
The present invention provides an optical information reproduction device for appropriately adjusting reproduction conditions and a method therefor in order to solve the problem of not being able to efficiently use the output-able range ...  
WO/2013/173526A1
A system for generating and displaying holographic visual aids associated with a story to an end user of a head-mounted display device while the end user is reading the story or perceiving the story being read aloud is described. The sto...  
WO/2013/170407A1
A holographic sight optical path comprises an eye lens (2) arranged at the rear end of a laser tube (1), and an objective lens (3) arranged on an emergent light path of the laser tube (1), and an expanded beam lens (4) is arranged betwee...  
WO/2013/160927A1
In recording and reproducing devices that use angular-multiplexing holography, accessing a recorded hologram of interest had taken time because after positioning at the vicinity of the hologram, it had been necessary to carry out fine ad...  
WO/2013/163347A1
Provided in one embodiment is an apparatus for displaying an image, comprising: an input image node configured to provide at least a first and a second image modulated lights; and a holographic waveguide device configured to propagate th...  
WO/2013/161783A1
A hologram transcription foil according to the present invention enables heat transcription to a base material for transcription. The hologram transcription foil has a laminated structure comprising, on one side of the base material, a p...  
WO/2013/161524A1
The present invention addresses the problem of providing a photosensitive composition for volume hologram recording from which a volume hologram recoding medium that shows suppressed cure shrinkage and suppressed cracking in hologram rec...  
WO/2013/153354A1
There is provided a method of processing a pixellated image to retrieve a phase distribution representative of the image. The phase distribution representative of the image is in the Fourier domain. The method comprises padding the image...  
WO/2013/153903A1
[Problem] To provide a distinguishing medium that can be affixed to garments, leather goods, or the like by sewing. [Solution] The present invention has a structure whereby a cholesteric liquid crystal layer (103) on which hologram-formi...  
WO/2013/150565A1
Provided are an optical information reproducing device, which takes advantage of holography and can precisely detect a well-known pattern disposed at a prescribed location within a page and used for correcting position deviation, rotatio...  
WO/2013/144898A3
A multimode waveguide illuminator and imager relies on a wave front shaping system that acts to compensate for modal scrambling and light dispersion by the multimode waveguide. A first step consists of calibrating the multimode wave¬¨ gu...  
WO/2013/147863A1
Techniques for performing holographic cooking demonstrations are described. In one embodiment, for example, an apparatus may comprise a processor circuit and a holographic cooking demonstration module, and the holographic cooking demonst...  
WO/2013/136358A1
A holographic image display system comprises a screen, a first and a second light source, a scanning mechanism, and a controller. The screen includes a photochromic material arranged thereon. The photochromic material has light absorptio...  
WO/2013/127401A1
The hologram system is a novel apparatus for displaying images, videos or data on an air medium or, more simply, between four arms provided with special lamps; the image is trapped on impact with the air and, by means of the method of in...  
WO/2013/121140A1
The invention relates to the encoding of at least one holographic pattern on which a light signal, which is representative of the light received by at least one object in perspective in a scene, is recorded, said encoding consisting of: ...  
WO/2013/117923A1
There is provided a lighting device arranged to produce a controllable light beam for illuminating a scene. The device comprises an addressable spatial light modulator arranged to provide a selectable phase delay distribution to a beam o...  
WO/2013/114736A1
Provided are a film having a hologram pattern and a hologram vessel using the film, in which a hologram pattern can be reliably hidden and the aesthetic properties enhanced without the need to alter the colortone of a print design for wh...  
WO/2013/116314A1
Full-color phase-only spatial light modulators (SLM) are proposed for modulating phase of the light. Proposed SLMs are low-power electrically actuated surface micromachined MEMS device with high reflectivity, high switching speed, high d...  
WO/2013/110748A1
The invention relates to a display, in particular an autostereoscopic or holographic display, for displaying information, preferably three-dimensional information. The stereoviews or the reconstructions of the holographically encoded obj...  
WO/2013/109435A1
A projection-type display device is connectively coupled to a mobile device (such as a smartphone) where the light generated by a small projection device is directed at a relatively transparent holographic optical element (HOE) to provid...  
WO/2013/104704A1
Disclosed is a method for producing a hologram (2) for coupling illumination light (3) out of the light guiding layer (11) of an optical waveguide (4), in particular a planar optical waveguide. Said method, in which holographic recording...  
WO/2013/106037A1
A polymer-based optically- variable device for security applications has a high degree of color uniformity over the device area. The uniformity of thickness of the structure used in such devices is optimized by controlling previously neg...  
WO/2013/100325A1
A mobile terminal according to one embodiment of the present invention comprises: a first body and a second body detachably attached to each other; a first light source on the first body so as to provide light to the second body; a first...  
WO/2013/100656A1
The present invention relates to an optical information processing apparatus and to a method for controlling same. Provided is an optical information processing apparatus and a method for controlling same, the optical information process...  
WO/2013/100323A1
The present invention provides a mobile terminal comprising: a main body of the terminal; a holography module attached to the main body of the terminal and positioned so as to output a holographic image into a preset space; and a first c...  
WO/2013/101708A1
A digital holographic apparatus, system, and method are disclosed. The apparatus includes an electronic display device comprising an interferometric spatial light modulator based display engine and a processor coupled to the electronic d...  
WO/2013/101792A2
A hybrid system and method for recording wave fronts of light are described. This system combines elements of two imaging systems, Holography and Integral imaging, to produce an imaging system that has higher efficiency and better resolu...  
WO/2013/094708A1
The purpose of the present invention is to provide a photosensitive composition for volume hologram recording which forms volume hologram layers showing a high refraction index modulation initially and after high-temperature storage. Thi...  
WO/2013/094709A1
The purpose of the present invention is to provide a photosensitive composition for volume hologram recording capable of forming a volume hologram laminate with excellent initial hologram characteristics and durability. This purpose is a...  
WO/2013/087447A1
The invention relates to a method and a device (48) for producing screen holograms for front projection involving covering the screen (14, 96) with individual holographic image pixels (72), wherein the screen pixels (72) are provided by ...  
WO/2013/086350A1
An apparatus for producing a hologram includes a collimation lens configured to receive incoherent light emitted from an object; a spatial light modulator (SLM) that includes at least one diffractive lens which is configured to receive t...  
WO/2013/083563A1
The present invention relates to a method for integrating a differential phase image comprising steps of: obtaining a differential phase image using digital differential holographic microscopy, for which image an object to be analysed is...  
WO/2013/080883A1
Provided is a three-dimensional holographic display system, which facilitates an area increase of a display, and which can be mass-produced at low cost. Also provided is a 3D display apparatus. A holographic display device (2) records a ...  
WO/2013/080164A1
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 at least a holographic intensity pattern o...  
WO/2013/080163A1
The invention relates to a system and method of analysing material as well as to an apparatus for analysing material, particularly, though not necessarily exclusively, biomaterial. The invention entails receiving holographic intensity da...  
WO/2013/079622A1
The invention relates to a method for encoding at least one hologram in a light modulation device (4, 20, 30), the holograms being encoded using one pixel at a time. The hologram is composed of individual sub-holograms which are assigned...  
WO/2013/076283A3
The invention relates to a method for locating a physical element on an area of land. Said method for locating a physical element (201, 202) on an area of land comprises: - a step of obtaining a set of georeferenced physical data on said...  

Matches 151 - 200 out of 15,938