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8101903 |
Method, apparatus and system providing holographic layer as micro-lens and color filter array in an imager
A method, apparatus, and system that provides a holographic layer as a micro-lens array and/or a color filter array in an imager. The method of writing the holographic layer results in overlapping...
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8063346 |
Virtual image projector
Systems and methods are provided for projecting a virtual image of an object. A projector mounted on the object for projecting a light beam. A photographic plate is provided that includes an...
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7988297 |
Non-rigidly coupled, overlapping, non-feedback, optical systems for spatial filtering of fourier transform optical patterns and image shape content characterization
Non-rigidly coupled, overlapping, non-feedback optical systems for spatial filtering of Fourier transform optical patterns and image shape characterization comprises a first optical subsystem that...
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7990830 |
Optical pickup, optical information recording apparatus and optical information recording and reproducing apparatus using the optical pickup
In holographic recording, it is important to form stably an interference fringe between a reference beam and a signal beam in a holographic storage medium. To suppress factors degrading stability...
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7944793 |
Holographic storage with homodyne detection
The invention concerns the field of holographic storage units. More particularly, the invention concerns the field of holographic storage units used for bit-by-bit storage of information. It...
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7910186 |
Multilayered volume hologram structure and label for making multilayered volume hologram structure
A multilayered volume hologram structure of the invention comprises a substrate 2 for a certificate or the like, and an adhesive layer 5, a volume hologram layer 5 and a surface protective film 7...
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7897910 |
System for characterizing a light field
A method and system for establishing extended optical traps for commercial use. The method and system employs a diffractive optical element (DOE) to process a light beam wherein the DOE includes...
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7847238 |
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...
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7846520 |
Counterfeiting prevention label and method of manufacturing the same
A counterfeiting prevention label 1 has a label base 3 including a base sheet 31, and a volume hologram 2 including a volume hologram layer 22 and formed on the base sheet 31. The volume hologram 2...
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7839400 |
Volume management system for volumetric displays
The present invention is a system that manages a volumetric display using volume windows. The volume windows have the typical functions, such as minimize, resize, etc., which operate in a volume....
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7826326 |
Data reading method
A data reading method used in a reading device for reading a holographic storage medium is provided. The holographic storage medium has several data areas. Each data area has several data pages,...
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7822304 |
Laser beam multiplexer
A laser beam multiplexer capable of easily multiplexing a plurality of laser beams is provided. A laser beam multiplexer includes a multiplexing element having a hollow portion with a sectional...
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7800801 |
Two-dimensional coding method
A two-dimensional coding method includes: using a two-dimensional image containing plural reference pixels each having a different brightness and data pixels representing data in accordance with...
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7796329 |
Sighting device
A sighting device couples a sight mark into a viewing beam path and is especially for a handheld weapon (2), a bow or a pump gun. The sighting device includes an optical component (6) having a...
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7779228 |
Quantum information processing device and method
Quantum information processing device includes resonator incorporating material containing physical systems, each of physical systems having at least four energy states, transition between two...
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7778508 |
Image display optical system, image display unit, illuminating optical system, and liquid crystal display unit
Image display optical systems are disclosed that extend the angle of view longitudinally and transversely while saving space. The image display optical system includes a prism-shaped substrate...
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7773162 |
Signing film
There is described a signing film wherein provided on a background of the signing film is a decorative printing which forms a security feature and which fluoresces when viewed under UV light. So...
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7768684 |
3D display
A method of generating a Computer Generated Hologram (CGH) using the diffraction specific algorithm allows a curved wavefront to be produced from a single hogel, rather than the planar waves of the...
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7755818 |
High-integrity seal for optical elements, dichromated gelatin holographic optical elements in particular
A method and apparatus for encapsulating optical elements, particularly dichromated gelatin (DGC) holographic optical elements (HOEs), exhibits a very high degree of environmental integrity. In...
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7751104 |
Hologram recording medium
A hologram recording medium includes a stack of at least a lower transparent substrate, a recording layer made of a photocurable organic material, and an upper transparent substrate, wherein a...
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7734086 |
Reducing ghosting in holographic stereograms
A plurality of source data frames is input into a processor. The plurality of source data frames is sectioned into a plurality of sections which are mapped to form a plurality of pre-distort...
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7733297 |
Image display apparatus, three-dimensional image display apparatus, and three-dimensional image display system
An image display apparatus includes: a light modulation device having an electro-optic effect in which a refractive index changes according to electric field intensity; a plurality of control...
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7730260 |
Delete recycling of holographic data storage
Data hologram recycling systems, methods and computer program products are configured to arrange data for storage in the intermediate data storage as data segments which are replicas of holographic...
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7724407 |
Holographic display and controls applied to gas installations
The present invention provides methods and systems for holographic control and monitoring of processing devices. Operator control of a processing device is indicated by interaction with a...
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7724251 |
System for physical rotation of volumetric display enclosures to facilitate viewing
The present invention is a system that allows a user to physically rotate a three-dimensional volumetric display enclosure with a corresponding rotation of the display contents. The rotation of the...
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7704576 |
Thermal transfer sheet, process for producing the same, and image formed object produced by transfer of said thermal transfer sheet
This invention provides a hologram thermal transfer sheet that can realize thermal transfer treatment with high efficiency. The thermal transfer sheet comprises a base material sheet and a...
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7702164 |
Run length limited encoding of data into a 5×5 matrix for recording into a holographic medium
Holographic recording drives encode data for recording into a holographic medium. The steps comprise run length limited encoding three bytes of data into 5×5 matrix information, the data subject ...
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7692835 |
Hologram recording apparatus, hologram recording method, and hologram recording medium
A recording medium, a recording apparatus, and a recording method. Recording data is recorded as element holograms on a hologram recording medium, a synchronization signal selected from among a...
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7693316 |
Apparatus and method for displaying hologram of a mobile communication terminal
Disclosed are an apparatus and a method for displaying hologram of a mobile communication terminal. The present invention can create hologram from two-dimensional image by providing a hologram...
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7689769 |
Arranging and destaging data to holographic storage
Data for storage by holographic data storage is arranged in an intermediate data storage as data segments which are replicas of holographic storage segments. Files of data are aggregated into the...
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7680277 |
Optical media protection methods and apparatuses
Methods and apparatuses are provided for use with optical data storage media and related devices.
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7648074 |
Article, especially valuable and security document, comprising a security feature
A value or security document (2) contains a security feature (4) in the form of a film laser with an emitter layer (12) and preferably a protective layer (14). A spatial, periodic modulation (8),...
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7649660 |
High throughput holographic spectrometer using the multiplexed hologram
A sophisticated volume hologram for dispersing an incident optical signal with uniform spectrum over an input plane to an output pattern with non-uniform spatial-spectral information, where the...
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7628940 |
Method for manufacturing three dimensional optical components
Disclosed is a method for manufacturing an optical component in three dimensions. In one aspect, the method includes providing a substrate that includes contiguous rigid plates that are disposed...
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7623279 |
Method for holographic data retrieval by quadrature homodyne detection
Systems and methods for recovering data in a holographic memory system. The systems and methods use homodyne detection to introduce a local oscillator beam into a reconstructed data beam of the...
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7619794 |
Hologram-reproducing method and hologram-reproducing device
A hologram-reproducing method is adapted to obtain a reproduced image by irradiating a hologram-recording material with a reference-light beam so that a reproduction signal-light beam is generated...
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7616362 |
Hologram recording and reproducing apparatus
A hologram recording and reproducing apparatus includes a movable galvanomirror, a mirror controller and a reproduction unit. The galvanomirror guides a reference beam toward a hologram recording...
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7601957 |
Electron microscope and combined illumination lens
An object of the present invention is to provide an electron microscope that employs a hologram of a diffraction pattern to reconstruct a microscopic image involving no imaging aberration due to...
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7597457 |
Lighting apparatus
A lighting apparatus is provided. The lighting apparatus includes a power supply housing section, a circuit board housing section, a light source housing section, a cutout portion, and a light...
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7596463 |
Method and storage medium for calibrating a holographic storage system
The present invention relates to a method for calibrating a holographic storage system, and to an apparatus for reading from and/or writing to holographic storage media and a holographic storage...
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7590239 |
Object identifying medium using multi-layer thin-film
A discrimination medium for objects by which counterfeiting can be prevented, authenticity of the article can be easily and reliably determined, and the production cost can be reduced is provided....
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7565003 |
Image processing apparatus and method, printed matter production apparatus and method, and printed matter production system
A method capable of converting motion image data, which is captured in an ordinary way without intending to produce parallax image printed matter, to data that can be printed as parallax image...
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7551750 |
Holographic digital watermark
A digital watermark which is incorporated, perceptibly or imperceptibly, into a diffractive device such as a hologram. When applied to protect and/or authenticate a document of value or a product,...
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7519248 |
Transmission gratings designed by computed interference between simulated optical signals and fabricated by reduction lithography
A method comprises computing an interference pattern between a simulated design input optical signal and a simulated design output optical signal, and computationally deriving an arrangement of at...
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7480085 |
Operational mode performance of a holographic memory system
Aspects of the present invention are generally directed to a holographic system. Generally, aspects of the present invention are directed to allocating power of a light beam generated by a coherent...
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7477577 |
Closed-loop system for mastering, certification and production of compact discs
Disclosed is a process of manufacturing electronic media that ensures that all files on the media are functional duplicates of the master copy of the media and provides CD-ROM software with low...
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7471429 |
Vibration detection apparatus, hologram apparatus, vibration detection method for the vibration detection apparatus, and recording method for the hologram apparatus
A hologram apparatus comprises a vibration detection beam generation unit to apply a vibration detection beam, incoherent to the data and reference beams and to detect the presence/absence of...
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7459674 |
Optical tweezers
The present invention relates to optical tweezers having a structure for realizing a great object-trapping force. The optical tweezers form an optical trap for trapping an object in, and in the...
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7455412 |
Mirror having a portion in the form of an information provider
In a mirror with a non-reflective portion provided within its reflective mirror surface as an information provider the portion is transparent and is backed by a display. The display has a moving...
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7447312 |
Method and apparatus for secure ultrafast communication
The present invention describes an ultrafast secure data communication system that can link remote users to an encrypted database with holographic-stored data and a high security and ultrafast...
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