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Dynamic magnetic information storage or retrieval July category listing 07/12

Below are recently published patent applications awaiting approval from the USPTO. Recent week's RSS XML file available below.
Listing for abstract view: USPTO application #, Title, Abstract excerpt,Patent Agent. Listing format for list view: USPTO National Class full category number, title of the patent application.
  
07/26/2012 > 4 patent applications in 4 patent subcategories. category listing

20120188663 - Glass substrate for magnetic recording medium and its use: An aspect of the present invention relates to a glass substrate for a magnetic recording medium, which is comprised of glass with a glass transition temperature of equal to or greater than 600° C., an average coefficient of linear expansion at 100 to 300° C. of equal to or greater... Agent: Hoya Corporation

20120188664 - Radial position seek tuning for acoustic performance: Examples of the present invention relate to reduction in acoustic noise by tuning seek characteristics of a servo controller, depending on a radial position of a head relative to a disk. The servo controller can provide compensation for acoustic resonance modes.... Agent: Seagate Technology LLC

20120188665 - Adjustable span recording head: In one general embodiment, a system includes a module having multiple transducers; and a sizing mechanism for actively applying a force to at least one lateral side of the module for selectively compressing the module, thereby adjusting a pitch between the transducers, wherein the lateral side of the module intersects... Agent: International Business Machines Corporation

20120188666 - Magnetic head for perpendicular magnetic recording having a main pole and a shield: A magnetic head includes: a main pole; a coil; a first shield with an end face located in a medium facing surface at a position forward of an end face of the main pole along a direction of travel of a recording medium; a gap part including a portion located... Agent: Headway Technologies, Inc.

  
07/19/2012 > 9 patent applications in 7 patent subcategories. category listing

20120182639 - String searching within peripheral storage devices: Systems and methods for retrieving data stored on a peripheral storage device such as a magnetic tape drive or disk drive include string searching using the peripheral storage device resources without transferring data to the requesting host computer and transferring only data blocks with matching data to the associated host... Agent: Oracle International Corporation

20120182640 - Dual channel hdd systems and methods: A hard disk drive system includes a first channel module and a second channel module. The first channel module is configured to receive a first data from or transfer the first data to a first amplifier module of a hard disk assembly when reading from or writing to a first... Agent:

20120182642 - Hard disk device, disk, and method for calculating displacement amount or position correction amount of head: A hard disk device includes a disk, a head, and a calculator. The disk includes a plurality of first areas arranged spaced apart in the circumferential direction on a surface of the disk and data-rewritable second areas each located between an adjacent pair of the first areas in the circumferential... Agent: Kabushiki Kaisha Toshiba

20120182641 - Hard disk drive availability following transient vibration: A method and computer program product for sending a data request from a host bus adapter logic processor to a hard disk drive, setting a standard time out period for receiving a reply from the hard disk drive, sensing vibration in the hard disk drive, sending a vibration alert signal... Agent: International Business Machines Corporation

20120182643 - Systems and methods for reduced format data processing: Various embodiments of the present invention provide systems and methods for data processing. For example, some embodiments of the present invention provide data processing circuits that include a variable gain amplifier circuit, an analog to digital conversion circuit, a cosine component calculation circuit, a sine calculation circuit, and a zero... Agent: Lsi Corporation

20120182644 - Recording head and disk drive with the same: According to one embodiment, a recording head includes a main pole, a trailing core, a first coil wound around the trailing core, a leading core, and a second coil wound around the leading core. The trailing core includes a return pole opposed to a trailing side of the main pole... Agent: Kabushiki Kaisha Toshiba

20120182645 - Rotating machine comprising insulation sheet for insulating coil and base, and method of producing the rotating machine: A rotating machine includes: a coil that is provided on the first surface side of a base and formed with a wire; an insulation sheet that has a sheet hole formed at the position aligned with the position of a guide hole in the base; and a wiring that is... Agent: Alphana Technology Co., Ltd.

20120182646 - Perpendicular magnetic recording head and magnetic disk apparatus: According to one embodiment, a perpendicular magnetic recording head includes a main pole which generates a recording magnetic field, a return pole which forms a closed magnetic circuit for the recording magnetic field, and a side shield magnetically spaced from the main pole in a cross-track direction in which a... Agent: Kabushiki Kaisha Toshiba

20120182647 - Magnetoresistive element: According to one embodiment, a magnetoresistive element includes a first ferromagnetic layer a magnetization direction of which is pinned, a second ferromagnetic layer a magnetization direction of which is changed depending on an external magnetic field, an intermediate layer arranged between the first ferromagnetic layer and the second ferromagnetic layer... Agent:

  
07/12/2012 > 8 patent applications in 7 patent subcategories. category listing

20120176699 - Magnetic reading and writing device: In a magnetic reading/writing device, a controller derives at each radius of a recording medium a slope of a curve of track-averaged write performance with respect to an adjustment parameter, and determines a first set of fitting coefficients of a first equation approximating the derived slopes in terms of a... Agent: Fuji Electric Co., Ltd.

20120176698 - Reducing errors resulting from width variability of storage media write tracks: Various approaches that reduce the width variability of storage media data tracks are described. First and second data tracks are written so that the second track overlaps the first track. After writing the second track data to the second track, an effective width of the first track is determined. The... Agent: Seagate Technology LLC

20120176700 - Rotating device and a method for manufacturing the rotating device: In a rotating device, a housing includes a cylindrical outer surface facing an inner surface of a through hole and a guiding surface arranged on the underside of the outer surface, the diameter of the guiding surface being less than the diameter of the outer surface. Glue has an interface... Agent: Alphana Technology Co., Ltd.

20120176701 - System and method for maintaining a low density gas environment in a disk drive: A system and method for decreasing power consumption of hard disk drives through use of an external atmosphere of low density gas, such as helium, is described. An environment container reasonably resistant to diffusion and leakage of helium (container) is erected around an existing hard disk array or server, wherein... Agent:

20120176702 - Recording head, magnetic head assembly, and magnetic recording apparatus: A recording head including a first electrode, a first magnetic layer, a second magnetic layer, a first intermediate layer, a third magnetic layer, a second electrode, and a magnetic pole.... Agent: Kabushiki Kaisha Toshiba

20120176703 - Method of manufacturing piezoelectric element, piezoelectric element, piezoelectric actuator, and head suspension: An method of manufacturing a piezoelectric element easily and surely forms polymer coatings on peripheral end faces of the piezoelectric element without deteriorating a yield of the piezoelectric element. The method includes steps of cutting a piezoelectric element out from a base piezoelectric material plate so that peripheral end faces... Agent: Nhk Spring Co., Ltd.

20120176704 - Load beam, suspension with load beam, and method for manufacturing suspension: A suspension for supporting a magnetic head is provided with a load beam formed of a thin-plate spring. A recess for accommodating a damper is formed in the load beam. The damper is affixed to a bottom surface of the recess.... Agent: Nhk Spring Co., Ltd.

20120176705 - Magnetoresistive senosor having a quantum well structure and a trapping layer to prevent surface charge carriers from migrating to the quantum well structure: A Lorentz Magnetoresistive sensor having an ultrathin trapping layer disposed between a quantum well structure and a surface of the sensor. The trapping layer prevents charge carriers from the surface of the sensor from affecting the quantum well structure. This allows the quantum well structure to be formed much closer... Agent:

  
07/05/2012 > 10 patent applications in 9 patent subcategories. category listing

20120170147 - Writing data to a tape: A method and apparatus for writing data to a tape is disclosed. A plurality of data segments are written onto a tape simultaneously. Any data segments written to the tape that needs to be rewritten are identified. Each data segment that needs to be re-written is accumulated. The accumulated data... Agent:

20120170148 - Reducing air flow exposure to conductive components of a hard disk drive: A hard disk drive including a housing, at least one disk mounted to the housing, an actuator mounted to the housing and being movable relative to the at least one disk, a conductive component support coupled with the actuator and extending the first surface, the conductive component support having a... Agent:

20120170149 - Spindle motor: Disclosed herein is a spindle motor, including: a rotating part having a rotating shaft and a magnet and a fixing part including a bearing supporting the rotating shaft and an armature corresponding to the magnet, the rotating part rotated by electromagnetic force of the magnet and the armature, wherein the... Agent: Samsung Electro-mechanics Co., Ltd.

20120170150 - Suspension with supporting pieces, head gimbal assembly and disk drive unit with the same: A suspension for a HGA comprises a flexure having a suspension tongue arranged for supporting a slider, which comprising a stainless steel layer and a dielectric layer formed thereon. The dielectric layer has a top surface and bottom surface, a plurality of bonding pads are formed on the top surface... Agent: Sae Magnetics (h.k.) Ltd.

20120170151 - Magnetic recording medium and magnetic recording/reproduction apparatus using the same: According to one embodiment, a recording track has a surface modification layer in the surface region. This surface modification layer has an anisotropic magnetic field Hk reduced from that of a region between adjacent recording tracks.... Agent: Kabushiki Kaisha Toshiba

20120170152 - Magnetic recording medium and magnetic recording medium manufacturing method: [Solution] A typical structure of a magnetic recording medium 100 according to the present invention includes, on a base, at least a magnetic recording layer 122, a protective layer 126, and a lubricating layer 128, wherein the magnetic recording layer 122 includes, in an in-plane direction, a magnetic recording part... Agent: Wd Media (singapore) Pte. Ltd.

20120170153 - Dual pole magnet linear actuator: A dual pole linear actuator includes a dual pole magnet assembly that is moved by providing a bi-directional analog DC control signal to a dual wound coil. The dual pole magnet assembly includes a permanent magnet that is flanked by top and bottom pole pieces. The dual wound coil is... Agent: Oracle International Corporation

20120170154 - Thin-film magnetic head, method of manufacturing the same, head gimbal assembly, and hard disk drive: A thin-film magnetic head is constructed such that a main magnetic pole layer, a write shield layer, a gap layer, and a thin-film coil are laminated on a substrate. The thin-film coil has a coil-layer. The coil-layer has a turn part arranged closer to an ABS than is a rear... Agent: Headway Technologies, Inc.

20120170155 - Magnetic disk device: A magnetic disk device including a disk, a spindle motor, a base for supporting the spindle motor and the disk, a slider includes a head element. The device also includes an actuator including arms for supporting the slider and a coil of a voice coil motor for rotating the arms,... Agent:

20120170156 - Magnetic head for perpendicular magnetic recording having a main pole and two shields: A magnetic head includes: a coil; a main pole; a first shield disposed backward of the main pole along a direction of travel of a recording medium; a first return path section connecting the first shield to the main pole; a second shield disposed forward of the main pole along... Agent: Headway Technologies, Inc.

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