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| Number | Title | Issue Date |
| 8054670 | Reconfiguration controlling apparatus for optically reconfigurable gate array and method thereof [PROBLEMS] To provide a reconfiguration controller of an optically reconfigurable gate array for correctly and reliably writing various types of logical operation circuits of an optically reconfigurable gate array and performing high-speed logical operation by quick... | 11/08/2011 |
| 7365656 | Data identification method and apparatus Disclosed herein is a data identification method for identifying, from within a readout signal from a recording medium on or in which user data of k bits are recorded using a recording modulation code wherein m bits from among n bits which compose one codeword have ... | 04/29/2008 |
| 7342276 | Method and apparatus utilizing monocrystalline insulator A semiconductor device, including: a semiconductor material; a conductive element; and a substantially monocrystalline insulator disposed between the semiconductor material and the conductive eleme... | 03/11/2008 |
| 7324664 | Method of and system for determining angular orientation of an object A method of and system for determining the angular orientation of an object, such as a person's head. In one aspect, a plurality of images of the object is obtained. Values are assigned to a plurality of positions in a polar plot using data from the images. A centro... | 01/29/2008 |
| 7295356 | Method for improved holographic recording using beam apodization An apodization system for achieving a substantially uniform intensity profile of a modulated reference beam on a holographic recording medium. The substantially uniform intensity profile serves to improve the quality of any and all recorded holograms. In high-densit... | 11/13/2007 |
| 7283286 | Hologram recording/reproducing device and optical unit A hologram recording/reproducing device includes a laser light source emitting laser light; a spatial light modulator generating signal light and reference light from the laser light emitted from the laser light source, the signal light and the reference light trave... | 10/16/2007 |
| 7277211 | Hologram recording and reproduction apparatus, hologram recording and reproduction method and hologram recording medium An apparatus and method is disclosed wherein, even if the multiplicity in multiplexing of recording data is increased, positioning of data upon reproduction can be performed with a high degree of accuracy without decreasing the recording capacity. Interference fring... | 10/02/2007 |
| 7274497 | Holographic recording medium, method for adding address information to same, and method of addressing Provided are a holographic recording medium, a method for adding address information to the holographic recording medium, and a method for addressing that can identify two-dimensional information pages by a simple addressing operation. In the holographic recording m... | 09/25/2007 |
| 7262893 | Data read/write device for holographic WORM and method thereof A data writing and reading device is capable of writing and reading data with respect to a holographic storage medium. The data writing and reading device includes a light source which emits a laser beam, a focusing lens unit having a multi-focal lens which splits t... | 08/28/2007 |
| 7248389 | Holographic recording and reconstructing apparatus and holographic recording and reconstructing method A holographic recording and reconstructing apparatus includes a laser light source for emitting a laser beam, a beam splitting element for splitting the emitted laser beam into a signal beam and a reference beam, a light modulating element for modulating the signal ... | 07/24/2007 |
| 7245407 | Complex objective lens compatible with information media of different thicknesses A complex objective lens composed of a hologram and an objective lens, capable of realizing stable and high-precision compatible reproducing/recording of a BD with a base thickness of about 0.1 mm for a blue light beam (wavelength λ1) and a DVD with a base t... | 07/17/2007 |
| 7245408 | Systems and methods for producing wide field-of-view holographic displays Hologram recording devices and techniques can be employed to produce wide-field-of-view holograms. In one embodiment, a specialized lens is used to couple an object beam into a holographic recording material without substantially changing the angle of incidence of t... | 07/17/2007 |
| 7227674 | Active digital hologram display Certain types of holographic recording materials can be used to updateably record holographic stereograms formed when fringe patterns are generated through interference of an object laser beam containing image information with a reference laser beam. In this manner,... | 06/05/2007 |
| 7227829 | Mechanical data processing Described is a method for erasing data recorded in a data storage device in which a data bit is written onto a surface by applying a first combination of energy and force to the surface via a tip to form a pit in the surface representative of the data bit by local d... | 06/05/2007 |
| 7206106 | Holographic ROM reader having servo control A holographic ROM reader having a servo control is disclosed. The holographic ROM reader includes an objective lens for focusing light reflected from a storage medium, a pinhole plate provided with a pinhole, a diffraction grating, embedded into the pinhole of the p... | 04/17/2007 |
| 7203344 | Biometric imaging system and method A method and system of obtaining a ten-print plain impression fingerprint includes scanning a print image, processing the scanned image, separating the processed image into individual fingerprint images, and determining how many print images have been scanned. The m... | 04/10/2007 |
| 7193757 | Angle multiplexing holographic storage device and method In an angle multiplexing holographic storage device, a movable beam splitter is used for splitting a source beam into an object beam and a reference beam. An encoding device is used for encoding the object beam with pixel data. A parabolic reflector differentially r... | 03/20/2007 |
| 7187481 | System and method for providing gain and thresholding to a holographic data parallel recording and replication system incorporating independent angular address assignment System and method for providing gain and thresholding to a holographic data parallel recording and replication system incorporating independent angular address assignment. A plurality of information bearing light beams in an information bearing light beam arm of a d... | 03/06/2007 |
| 7167286 | Polytopic multiplex holography Disclosed is a multiplexing method and apparatus that allows holograms to be spatially multiplexed with partial spatial overlap between neighboring stacks of holograms. Each individual stack can additionally take full advantage of an alternate multiplexing scheme su... | 01/23/2007 |
| 7162060 | Method, system, and computer program product for control of platen movement during a live scan A method, system, and computer program product is provided that controls platen movement during a live scan. The platen moves in response to finger movement. The present invention then applies a counter force that counters the platen movement. In one embodiment, the... | 01/09/2007 |
| 7161723 | Scheme capable of providing gain and thresholding to the parallel recording and replication of holographic media A system and method capable of providing high data rate data copying and recording in holographic data storage while maintaining the copied data's signal-to-noise ratio. This is achieved by using optically-based parallel signal processing. In one preferred embodimen... | 01/09/2007 |
| 7149015 | Obliquity correction scanning using a prism mirror Disclosed are optical systems and methods of producing obliquity corrected light beams, for example, holographic recording and retrieval systems that utilize an obliquity corrected reference beam. One method includes directing a light beam reflected from a prism mir... | 12/12/2006 |
| 7130092 | Apparatus and method for recording and reproducing optical information An optical information recording/reproducing apparatus generates information light by modulating light emitted by a light source device with a light modulator depending on the information to be recorded and generates reference light for recording by modulating the l... | 10/31/2006 |
| 7102908 | Reliable ferro fuse cell The present invention includes a ferro fuse cell comprising a ferroelectric storage capacitor electrically connected to a plate on one side and to a sense amplifier on the other side. A ferroelectric measurement capacitor is electrically connected between the ferroe... | 09/05/2006 |
| 7095880 | Method and apparatus for rolled fingerprint capture A method and apparatus for rolled fingerprint capture is described. The start of a fingerprint roll is detected. A plurality of fingerprint image frames are captured. A centroid window corresponding to each of the plurality of captured fingerprint image frames is de... | 08/22/2006 |
| 7092133 | Polytopic multiplex holography Disclosed is a multiplexing method and apparatus that allows holograms to be spatially multiplexed with partial spatial overlap between neighboring stacks of holograms. Each individual stack can additionally take full advantage of an alternate multiplexing scheme su... | 08/15/2006 |
| 7092344 | Apparatus for creating a multi-dimensional data signal An optical disk drive (101) is disclosed which has essentially no seek time. The drive utilizes a Virtual Head (VH) (103) which is capable of accessing any and/or all tracks in an optical disk (111) at any time. The drive utilizes a procedure by... | 08/15/2006 |
| 7085025 | Apparatus for recording optical information Optical information is stored in an optical information recording medium having an information recording layer utilizing holography with an optical information recording apparatus which includes security features. An input device is used to input individual informat... | 08/01/2006 |
| 7076100 | Method and apprartus thereof for detecting a hidden image in a hologram An apparatus for detecting a hidden image, which is formed in a first area of a hologram, is disclosed. The apparatus has a laser device for generating a laser beam and projecting the laser beam to the hologram, and a sensing device for sensing light that reflects f... | 07/11/2006 |
| 7068822 | System and method for sending a packet with position address and line scan data over an interface cable A system and method for sending a packet with a position address and line scan data from a first device over a 1394 interface to a second device. The present invention loads a camera, an illuminator, and a microprocessor with set-up instructions and a start pulse. T... | 06/27/2006 |
| 7010148 | Calibration and correction in a fingerprint scanner A calibration and correction procedure for a fingerprint scanner. The calibration and correction procedure performs an automatic calibration procedure and gray level linearity procedure. The automatic calibration procedure includes a brightness function to correct f... | 03/07/2006 |
| 6999397 | Holographic digital data storage system compatible with holographic and reflective medium In a holographic digital data storage system, a light source generates a reference beam, a holographic optical element saves a plurality of interference patterns between the reference beam and a plurality of beams of specific sizes and a beam splitter splits each re... | 02/14/2006 |
| 6995882 | Apparatus for recording optical information The present invention makes it possible to reduce the size of an optical system for multiplex recording or reproduction of information utilizing holography. A pick-up (11) of an optical information recording/reproducing apparatus generates information ... | 02/07/2006 |
| 6980337 | Apparatus and method for recording digital data on a holographic storage system A holographic apparatus includes a mask for modulating a signal beam to generate a modulated signal beam; a conical prism, which has a cone portion and a base portion, for refracting a reference beam to generate a refracted reference beam, wherein the refracted refe... | 12/27/2005 |
| 6972982 | Ring-shaped prism of a holographic ROM system A holographic system for storing data on an interference pattern in a hologram storage medium includes a light source for emitting a laser beam, a beam splitter, modulating means and a refractive material. The beam splitter divides the laser beam into a reference be... | 12/06/2005 |
| 6912238 | Particle beam device A laser and method of producing laser light. The laser and method involve passing a high energy beam of particles through an evacuated chamber. A static electric or magnetic field is established in the chamber in a direction that is essentially perpendicular to the ... | 06/28/2005 |
| 6906835 | Doped stoichiometric lithium niobate crystals and method for high-speed holographic data storage The present invention discloses a recording medium comprising an improved doped Stoichiometric Lithium Niobate (SLN) crystal for high-speed holographic data storage. The improved doped SLN has an extremely high optical damage resistance of more than 145 kW/cm2 ... | 06/14/2005 |
| 6903853 | Optical head and hologram recording device including the same An optical head comprises an integrated unit for recording and reproducing page data on a reflective recording medium, wherein the integrated unit includes recording and reproducing units each corresponding to a bit of data of the page data, wherein each of the reco... | 06/07/2005 |
| 6894816 | Method and apparatus for recording/reproducing optical information In a holographic digital data storage system, holographic page data has at least two concentric patterns with the optical information arranged within an outermost pattern of at least two concentric patterns. Since at least two concentric patterns in the holographic ... | 05/17/2005 |
| 6798547 | Process for holographic multiplexing A method of recording holograms includes: generating a first signal-beam from a signal-beam source and a first reference beam from a reference-beam source; recording a first hologram in a holographic medium from an interference between the first signal beam and the ... | 09/28/2004 |
