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| Number | Title | Issue Date |
| 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 |
| 7187443 | Method of determining bulk refractive indicies of liquids from thin films thereof Disclosed is a method for determination of bulk refractive indicies of flowable liquids utilizing thin films thereof on a roughened surface of a rigid or semi-rigid object. ... | 03/06/2007 |
| 7170771 | Method of reading a data bit including detecting conductivity of a volume of alloy exposed to an electron beam Alloy memory structures and methods are disclosed wherein a layer or volume of alloy material changes conductivity subsequent to introduction of a electron beam current-induced change in phase of the alloy, the conductivity change being detected using current detect... | 01/30/2007 |
| 7170842 | Methods for conducting current between a scanned-probe and storage medium Certain embodiments of the present invention are directed at data storage devices capable of storing, reading and writing data to storage areas of nanometer dimensions. Certain embodiments are directed at devices wherein a fluid medium and particles are provided bet... | 01/30/2007 |
| 7102983 | Current divider-based storage medium A data storage medium that includes several stacked layers. The stacked layers can be conducting, insulating, resistive, or capable of changing between two or more states or phases. Also, a data storage device that includes the data storage medium and an energy sour... | 09/05/2006 |
| 7023409 | Drive schemes for gray scale bistable cholesteric reflective displays utilizing variable frequency pulses A method of addressing a bistable liquid crystal material having incremental reflectance properties disposed between opposed substrates is disclosed. One substrate has a first plurality of electrodes deposited thereon facing a second substrate which has a second plu... | 04/04/2006 |
| 6987722 | Data storage devices with wafer alignment compensation Methods for storing data are provided. Preferably, the method includes the steps of: providing a data storage device, and preventing an emitter associated with a first data cluster of the data storage device from writing data to another one of the data clusters. Dat... | 01/17/2006 |
| 6912148 | Magnetic semiconductor memory and the reading method using spin-polarized electron beam A system for writing data to and reading data from a magnetic semiconductor memory utilizing a spin polarized electron beam. The magnetic semiconductor memory comprises a plurality of storage locations, each storage location includes a magnetic material and a layer ... | 06/28/2005 |
| 6728127 | System modules with atomic resolution storage memory Modules and processor-based systems are provided. One such module comprises: a first wafer having a storage medium, the storage medium having a plurality of storage areas, each of the storage areas being configurable in one of a plurality of structural states to rep... | 04/27/2004 |
| 6700853 | Data storage devices with wafer alignment compensation Methods for storing data are provided. Preferably, the method includes the steps of: providing a data storage device, and preventing an emitter associated with a first data cluster of the data storage device from writing data to another one of the data cl... | 03/02/2004 |
| 6522566 | System modules with atomic resolution storage memory A preferred microprocessor module includes a first wafer incorporating a storage medium. The storage medium is provided with storage areas that are configurable in one of a plurality of structural states to represent information stored in the storage area... | 02/18/2003 |
| 6275410 | Data recording systems and methods for facilitating data recovery with emitter failure A preferred data storage system includes a memory storage device that incorporates a storage medium and electron beam emitters which are configured to electrically communicate with the storage medium. The storage medium and the emitters are configured to ... | 08/14/2001 |
| 5917747 | Digital memory element A digital memory element having three miniaturized electron tubes, which is faster and smaller by at least one further order of magnitude than known digital memory elements, can be produced through conventional and additive lithography. The digital memory... | 06/29/1999 |
| 5581499 | Micro information storage system A device for optically storing and retrieving information incorporating a cadmium fluoride crystal. Using focused ionizing radiation, patterns can be formed in the crystal by the creation of color centers and/or intrinsic luminescence quenched areas. The ... | 12/03/1996 |
| 5557596 | Ultra-high density storage device A storage device including many field emitters in close proximity to a storage medium, and a micromover, all in a partial vacuum. Each field emitter can generate an electron beam current. The storage medium has many storage areas on it, with each field em... | 09/17/1996 |
| 5453970 | Molecular memory medium and molecular memory disk drive for storing information using a tunnelling probe A molecular memory medium for storing digital bits at a density of several hundred million per square centimeter. The medium is read and written by a tunnelling probe, and comprises a plane surface and a means for moving the surface relative to the tunnel... | 09/26/1995 |
| 5262981 | Storage of information units in the nanometer range A process for the storage of information units in a nanometer range involves producing cup-like pits in a noble-metal surface.... | 11/16/1993 |
| 5239504 | Magnetostrictive/electrostrictive thin film memory A data storage system is described which includes a magnetostrictive, anisotropic, ferromagnetic film whose domains exhibit a preferred orientation and are initially poled in one direction along the preferred orientation. A field is applied in opposition ... | 08/24/1993 |
| 4953124 | Opto-magnetic signal reproducing apparatus for reading, by differential detection using a magneto-optical effect, information magnetically recorded on a record medium An opto-magnetic signal reproducing apparatus includes a light source unit for applying a linearly polarized light beam to a recording medium having magnetically recorded information, a splitter for splitting the light beam modulated, responding to the re... | 08/28/1990 |
| 4864538 | Method and apparatus for addressing optical data storage locations An apparatus for and a method of addressing data storage locations (80) employs an electron beam (76) to address such storage locations and thereby store data in and read data out of them. The storage locations are defined by the overlapping areas of mult... | 09/05/1989 |
| 4817053 | Apparatus for storing and retrieving information using an electron beam An electron beam memory system in which a phase transition type recording film is used as an information recording medium, and for recording information, a focused electron beam is selectively projected on desired positions of the recording film so as to ... | 03/28/1989 |
| 4800526 | Memory element for information storage and retrieval system and associated process A memory element for an electron beam target comprising an electrically insulating support laminated to a conductive layer which, in turn, is laminated to a dielectric surface layer having a thickness less than 1 micrometer, e.g. 0.04-0.8 micrometer, a re... | 01/24/1989 |
| 4760567 | Electron beam memory system with ultra-compact, high current density electron gun A rapid random accessed electron beam memory system comprises a disc mounted for rotation and supporting an information storage medium. An electron gun is mounted for movement across the disc. The gun has ultra-compactness and extremely low mass, yet is c... | 07/26/1988 |
| 4720819 | Method and apparatus for clearing the memory of a video computer In a video computer system and the like having a bit-mapped RAM component including a shift register, an improved method is provided for rapidly clearing the RAM in order to prepare the system to receive new input data. More particularly, a preselected nu... | 01/19/1988 |
| 4631704 | Methods and devices for charged beam accessible data storage Charged beam accessible data storage methods and devices involve a storage medium having an array of protrusions formed on a thermally insulative, substantially charged beam transparent base. The protrusions, made of high contrast material, can be selecti... | 12/23/1986 |
| 4534016 | Beam addressed memory system A beam-addressed memory system for digital memory recording and reading which comprises an electron beam generating and focusing subsystem, an electron detecting subsystem, electronic control and interface circuit means, and a storage medium consisting es... | 08/06/1985 |
| 4287572 | Method for writing on archival target and target produced thereby A method for storing data in an archival memory semiconductor target by providing a masking layer of a conductive material on the surface of an insulative layer upon the top surface of a semiconductor substrate; the material layer is assigned a two-dimens... | 09/01/1981 |
| 4269934 | Tin oxide, cadmium chloride doped silver chloride electron beam recording medium Electron beam-sensitive films containing silver chloride, cadmium chloride and tin oxide, and the use of such films to provide optical masks by selective film darkening with an electron beam, are described.... | 05/26/1981 |
| 4189783 | Mass storage of books A mass data storage arrangement such as for books, is provided, by recording the data in the form of one micron pits in radial rows within spiral grooves of a disc. A reading element comprises a CRT providing a light beam output, which is focused down to ... | 02/19/1980 |
| 4133047 | System for storing and retrieving information at the molecular level Dislosed is a system for retrievably storing information in a storage medium comprising a laterally extending regular lattice of substantially identical units. Each unit is approximately the size of a large biological molecule or a virus (i.e. several hun... | 01/02/1979 |
| 4130891 | Methods of gray scale recording and archival memory target produced thereby One of a multiplicity of data values is permanently recorded at each data site in a two-dimensional data site array defined upon the surface of a semiconductor diode target by implanting an auxiliary bit thereat having an associated one of a multiplicity ... | 12/19/1978 |
| 4099261 | Method for writing on archival memory target by ion damage A method for storing data in an archival memory semiconductor target by inducing damage to the semiconductor lattice at selected ones of a plurality of storage sites arranged as a two-dimensional array upon a surface of the target. Ions are accelerated an... | 07/04/1978 |
| 4090253 | Mobile ion film memory A memory device and method is disclosed wherein positions of ions associated with a film are varied locally with respect to the film's surface by an electric field. A writing and erasing field is created by voltage modulating the film's conducting substra... | 05/16/1978 |
| 3961315 | Information recording system An information recording system is disclosed in which a digital information recorded on a recording medium is read out, and the digital information is converted into optical patterns with darker and light densities so as to represent the logic "1" and "0.... | 06/01/1976 |
| 3950669 | Erasing method for storage tube employing raster scan The time duration of an erasing cycle is shortened and "raster burn" is reduced by first applying potentials which result in a substantially uniform charge over the storage surface by means of secondary electron redistribution. This causes the storage tar... | 04/13/1976 |
| 3949387 | Beam addressable film using amorphous magnetic material A beam addressable file using as a storage medium an amorphous magnetic composition having uniaxial anisotropy. The storage medium can be prepared in thin film or bulk form or as particles in a binder. The storage medium can be comprised of a single eleme... | 04/06/1976 |
