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| Number | Title | Issue Date |
| 8164986 | Thermally-assisted magnetic recording head and thermally-assisted magnetic recording method A magnetic recording head capable of a satisfying thermally-assisted magnetic recording without depending on the use of a near-field light generator is provided. The head comprises a waveguide and a main magnetic pole having a main pole tip. Further, at least a port... | 04/24/2012 |
| 8154957 | Magneto-optical device with an optically induced magnetization A magneto-optical device (MOD) with optically induced magnetization for use in magnetic field sensors as a magnetic element pinning a magnetization in a preferred direction of a ferromagnetic layer as well as a magnetic memory cell for magneto-optical recording. The... | 04/10/2012 |
| 8125856 | Method and system for optically coupling a laser with a transducer in an energy assisted magnetic recording disk drive A method and system for providing an energy assisted magnetic recording (EAMR) disk drive are described. A media for storing data and a slider are provided. The slider has a back side, a trailing face, and an air-bearing surface (ABS) opposite to the back side. At l... | 02/28/2012 |
| 8116171 | Method and system for providing energy assisted magnetic recording disk drive using a vertical surface emitting laser A method and system for providing an energy assisted magnetic recording (EAMR) disk drive are described. The EAMR disk drive includes a media, a slider having a trailing face, at least one EAMR head on the slider, and at least one vertical surface emitting laser (VC... | 02/14/2012 |
| 8089829 | Thermally assisted recording media and system A thermally assisted magnetic recording medium includes a substrate and at least two, i.e., first and second magnetic recording layers. These layers are hard magnetic layers and contain magnetic grains and a non-magnetic substance magnetically segregating the magnet... | 01/03/2012 |
| 8031561 | Joint design of thermally-assisted magnetic recording head and patterned media for high optical efficiency A system according to one embodiment includes a magnetic recording medium having a magnetic layer with features in a discrete track configuration or a bit patterned configuration and an underlayer adjacent the magnetic layer, the underlayer comprising a material cap... | 10/04/2011 |
| 7688684 | Heat-assisted magnetic recording head and recording apparatus including the same A heat-assisted magnetic recording head and a recording apparatus including the same are provided. The heat-assisted magnetic recording head includes a recording portion which produces magnetic field for recording information to a magnetic recording medium, and a wa... | 03/30/2010 |
| 7418599 | Deterring theft of media recording devices by encrypting recorded media files Techniques are disclosed for deterring theft of media recording devices. Input received from a sensor, or some portion of the input, is encrypted prior to storing a media file. A decryption key must be provided when the media file is to be played back. If the key is... | 08/26/2008 |
| 7367119 | Method for forming a reinforced tip for a probe storage device Systems and methods in accordance with the present invention can include a tip contactable with a media. In an embodiment, the tip comprises a substantially hollow structure formed of a metal. The tip can be formed by depositing a first metal layer over silicon ther... | 05/06/2008 |
| 7362549 | Storage device having first and second magnetic elements that interact magnetically to indicate a storage state A storage device includes a storage medium and a probe having a tip and a first magnetic element. The tip of the probe is adapted to form a dent in the storage medium. The storage device further has a second magnetic element, where the first and second magnetic elem... | 04/22/2008 |
| 7355951 | High density data recording/reproduction method utilizing electron emission and phase change media, and data recording system adopting the same, and media for the system A rapid data recording/reproducing method, a data recording system adopting the same, media for the system, and a tracking method, wherein the recording/reproducing method includes preparing media having a data recording layer in which a phase change is generated th... | 04/08/2008 |
| 7351460 | Information recording medium, information recording device, and information recording method An information recording medium includes an insulating member, first and second electrodes formed in one plane of the insulating member, and a conductive layer having an electrochromic material providing continuity with the first and second electrodes. A gap between... | 04/01/2008 |
| 7336524 | Atomic probes and media for high density data storage A device in accordance with embodiments of the present invention comprises a contact probe for high density data storage reading, writing, erasing, or rewriting. In one embodiment, the contact probe can include a silicon core having a conductive coating. Contact pro... | 02/26/2008 |
| 7336590 | Dielectric reproducing apparatus, dielectric recording apparatus, and dielectric recording/reproducing apparatus A dielectric reproducing apparatus is provided with: a probe for applying an electric field to a dielectric material of a dielectric recording medium; a return electrode for returning the electric field applied from the probe; an inductor placed between the probe an... | 02/26/2008 |
| 7334737 | Thin film non volatile memory device scalable to small sizes A thin film non volatile memory scalable to small sizes and its fabrication process are disclosed. The thin film memory includes a thin film transistor control circuitry fabricated on a flexible substrate, together with an optoelectronic cross bar memory employing a... | 02/26/2008 |
| 7330324 | Magnetic disk drive having a function for using a thermal protrusion amount for flying height management and an inspection device having such a function A write head's material having a great thermal expansion coefficient expands due to Joule heat resulting from a write current and a temperature rise dependent on high-frequency core loss, thereby causing the head's flying surface to protrude toward a magnetic disk. ... | 02/12/2008 |
| 7318131 | CPU-containing LSI, and optical disk device and LSI device with the same The present invention provides a CPU-containing LSI in which software stored in an external memory is incorporated partially into a RAM and thereby the capacity of the RAM to be used can be held down, and an optical disk device including the same. In the CPU-contain... | 01/08/2008 |
| 7309630 | Method for forming patterned media for a high density data storage device Systems in accordance with the present invention can include a tip contactable with a media, the media including a substrate and a plurality of cells disposed over the substrate, one or more of the cells being electrically isolated from the other of the cells by a m... | 12/18/2007 |
| 7286387 | Reducing the effect of write disturbs in polymer memories The write disturb that occurs in polymer memories may be reduced by writing back data after a read in a fashion which offsets any effect on the polarity of bits in bit lines associated with the addressed bit. For example, each time the data is written back, its pola... | 10/23/2007 |
| 7280297 | Optical storage system using an antenna for recording information data to a phase-change type medium An assembly and method for recording and/or reading high-density data includes a phase change media, an antenna placed adjacent the phase change media, and a source of electromagnetic radiation. ... | 10/09/2007 |
| 7274019 | Method for detection and imaging over a broad spectral range A method of controlling the coordinate sensitivity in a superconducting microbolometer employs localized light, heating or magnetic field effects to form normal or mixed state regions on a superconducting film and to control the spatial location. Electron beam litho... | 09/25/2007 |
| 7263053 | Information recording method and information recording apparatus An information recording method and information recording apparatus is capable of resolving the trade-off relation between recording density and transmittance, wherein either the reproduction (playback) signal quality or the recording sensitivity is lowered. For thi... | 08/28/2007 |
| 7254525 | Method and apparatus for automated analysis of hard disk drive performance A method and apparatus is provided which reduces the equipment and time requirements for hard disk drive performance testing during manufacturing. This invention executes self-contained performance testing code that resides within the drive's manufacturing firmware,... | 08/07/2007 |
| 7239481 | Magnetic head having multilayer heater for thermally assisted write head and method of fabrication thereof A magnetic head including a media heating device that is preferably fabricated within the magnetic head structure. The heating device preferably includes an electrical heating element and electrical leads, where an insulation layer disposed above the heating element... | 07/03/2007 |
| 7239600 | Storage device based on phase-change modulated luminescence A media storage device is provided. The device comprises different configurations of a luminescent layer comprising a luminescent material capable of emitting light while being bombarded by a beam from a beam transmitter, a detector for detecting the light emitted f... | 07/03/2007 |
| 7199343 | Spatial optical memory A device for storing photons between one and a plurality of reflected surfaces, and the storage of information, in particular in the form of digital data, being provided by creating at least one circulating memory using the storage device as a delay line. Each devic... | 04/03/2007 |
| 7197649 | Secure optical disk and method for securement of an optical disk The invention concerns a protected optical disk for storing data. It also concerns a method for protecting said disk. The invention is characterized in that said disk firstly comprises a portable object comprising a memory including at least one secret key, and seco... | 03/27/2007 |
| 7185440 | Sensing contact probe A sensing contact probe includes a beam support and a probe. The probe has a bent beam body that extends from the beam support to a probe tip face that has a position and faces in an angular direction. The bent beam body has first and second beam layers bonded toget... | 03/06/2007 |
| 7181636 | Method of ensuring synchronous presentation of additional data with audio data recorded on a rewritable recording medium A recording medium and a method and apparatus for managing data are provided. The method includes recording additional data in a data file separate from a file containing main data and recording navigation information that links the main data and the additional data... | 02/20/2007 |
| 7181356 | Device and method for analyzing the structure of a material The invention relates to a device that is used to analyse the structure of a material. The inventive device comprises: probe elements (5) which are used to (i) emit a wave, in the material, with emission delay laws that correspond to several simultaneous devi... | 02/20/2007 |
| 7177236 | Optical disc head including a bowtie grating antenna and slider for optical focusing, and method for making A slider system have been developed to aid in the spacing between read/write heads and the storage medium, and a grating antenna amplifier has been developed to improve illumination spot size and polarization characteristics. The grating antenna can be attached to a... | 02/13/2007 |
| 7158346 | Heat assisted magnetic recording film including superparamagnetic nanoparticles dispersed in an antiferromagnetic or ferrimagnetic matrix Heat assisted magnetic recording systems with composite recording films are disclosed. The magnetic recording films include superparamagnetic nanoparticles dispersed in an antiferromagnetic or ferrimagnetic matrix. The matrix provides antiferromagnetic coupling with... | 01/02/2007 |
| 7155732 | Heat assisted magnetic recording head and method A magnetic recording head comprises a write pole having a pole tip adjacent to an air bearing surface, a return pole, a near field transducer positioned adjacent to the air bearing surface for producing near field radiation for heating a portion of a magnetic storag... | 12/26/2006 |
| 7149180 | Apparatus for recording information in and/or reproducing information from a ferroelectric recording medium A dielectric recording medium in a disc form is provided with: a center hole; an inner area; a recording area; and an outer area, arranged concentrically from the inside in this order. The inner area, the recording area, and the outer area contain a uniform and flat... | 12/12/2006 |
| 7133230 | Recording head and information recording apparatus To generate a satisfactory recording magnetic domain on a recording medium and to improve the durability of a recording head, an information recording apparatus for generating an optical near field and thermo-magnetically recording information on the recording mediu... | 11/07/2006 |
| 7099251 | Method of controlling laser power and optical disk player A method of controlling a laser power of a zone Constant Linear Velocity (CLV) type optical disk player, in which a linear velocity of writing data is accelerated, by stages, toward an outer edge of an optical disk. The method includes changing a laser power for wri... | 08/29/2006 |
| 7089344 | Integrated processor platform supporting wireless handheld multi-media devices A direct memory access system consists of a direct memory access controller establishing a direct memory access data channel and including a first interface for coupling to a memory. A second interface is for coupling to a plurality of nodes. And a processor is coup... | 08/08/2006 |
| 7073937 | Heat emitting probe and heat emitting probe apparatus A heat emitting probe including a conductive nanotube probe needle with its base end fastened to a holder and its tip end protruded, a heat emitting body formed on the probe needle, a conductive nanotube lead wire fastened to the heat emitting body, and an electric ... | 07/11/2006 |
| 7068582 | Read head for ultra-high-density information storage media and method for making the same A micro-electro-mechanical systems (MEMS) device is presented that can read very high density magnetic media and very high density CD ROMs. Both the magnetic and optical read heads comprise one or more cold cathode MEMS e-beam cells. The e-beams are deflected accord... | 06/27/2006 |
| 7060510 | Electronic and optoelectronic devices and methods for preparing same Disclosed are electronic, plasmonic and opto-electronic components that are prepared using patterned photodeposited nanoparticles on a substrate surface. Also disclosed are ferroelectric nanolithography methods for preparing components, circuits and devices. ... | 06/13/2006 |
