Dynamic magnetic information storage or retrieval patents - Monitor Patents
FreshPatents.com Logo    FreshPatents.com icons
Monitor Keywords Patent Organizer File a Provisional Patent Browse Inventors Browse Industry Browse Agents



USPTO Class 360  |  Browse by Industry: Previous - Next | All     monitor keywords
12/2012 | Recent  |  14: Apr | Mar | Feb | Jan | 13: Dec | Nov | Oct | Sep | Aug | Jul | Jun | May | Apr | Mar | Feb | Jan | 12: Dec | Nov | Oct | Sep | Aug | July | June | May | April | Mar | Feb | Jan | 11: Dec | Nov | Oct | Sep | Aug | Jul | Jun | May | Apr | Mar | Feb | Jan | 10: Dec | Nov | Oct | Sep | Aug | Jul | Jun | May | Apr | Mar | Feb | Jan |  | 09: Dec | Nov | Oct | Sep | Aug | Jl | Jn | May | Apr | Mar | Fb | Jn |  | 2008 | 2007 |

Dynamic magnetic information storage or retrieval December patent applications/inventions, industry category 12/12

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.
  
12/27/2012 > 10 patent applications in 9 patent subcategories. patent applications/inventions, industry category

20120327528 - Data distribution system and method of same, data processing apparatus and method of same, and data recording medium: A data distribution system and method suitably performing various processing such as suitable distribution of data, control of copying, conversion of signals, charging, and distribution of profits, comprising a reproducing apparatus for reproducing content data to be distributed from a mounted recording medium, a recording apparatus for recording reproduced content... Agent:

20120327529 - Method for active control of spacing between a head and a storage medium: A head using heaters or actuators to control head media spacing is disclosed. In embodiments disclosed the heaters are selectively energized to control a close point of the head for read and/or write operations. As disclosed power is supplied to multiple heaters to generate heat induced protrusion data and the... Agent: Seagate Technology LLC

20120327530 - Magnetic data eraser: The magnetic data eraser includes: holding drawer means for holding a magnetic recording medium which means has a mounting tray for mounting the magnetic recording medium, wherein the mounting tray is inclined a predetermined value of degrees of angle; and magnetizing means for magnetizing the magnetic recording medium, wherein the... Agent:

20120327531 - Low permeability material for a side shield in a perpendicular magnetic head: In one embodiment, a perpendicular magnetic head includes a main magnetic pole, a side shield disposed on both sides of the main magnetic pole in a track width direction, the side shield including a material having a saturation magnetic flux density of no greater than about 1.0 T, and a... Agent: Hitachi Global Storage Technologies Netherlands B.v.

20120327532 - Tandem magnetic writer: A magnetic head in one embodiment includes a pole; a first write gap in the pole; a first coil for generating a magnetic flux across the first write gap; a second write gap in the pole having at least a portion thereof aligned with the first write gap in a... Agent: International Business Machines Corporation

20120327533 - Disk drive mapping out data tracks to avoid thermal asperities: A disk drive is disclosed comprising a head actuated over a disk comprising a plurality of data tracks, wherein the head comprises a write element and a read element. An asperity in a target data track is detected, and a range of data tracks proximate the target data track is... Agent: Western Digital Technologies, Inc.

20120327534 - Method of manufacturing fluid dynamic bearing mechanism, motor, and storage disk drive: A method of manufacturing a bearing mechanism of a motor includes steps a)-e). In step a), a bearing assembly is assembled. In step b), an upper seal gap between an upper thrust portion and an upper hub annular portion is arranged to face downward to increase the width of a... Agent: Nidec Corporation

20120327535 - Chamfered magnetic write pole: A write pole can have a magnetically conductive pole tip has at least one corner. The at least one corner may be chamfered to limit magnetic saturation of the conductive pole tip. The conductive pole tip can have one or more beveled surface that has a chamfered corner which extends... Agent: Seagate Technology LLC

20120327536 - Media design for high tpi for write fringing reduction: A recording media design having discrete track recording structure where the trenches between tracks are filled with a soft magnetic material is provided. The soft magnetic material provides a low magnetic impedance path to the soft underlayer such that fringe fields from the write head are conducted to the soft... Agent: Seagate Technology LLC

20120327537 - Shield stabilization configuration with applied bias: An apparatus includes a sensor stack, first and second shields positioned on opposite sides of the sensor stack, and a first shield stabilization structure adjacent to the first shield and applying a bias magnetic field to the first shield. A second shield stabilization structure can be positioned adjacent to the... Agent: Seagate Technology LLC

  
12/20/2012 > 5 patent applications in 5 patent subcategories. patent applications/inventions, industry category

20120320470 - Tape cleaner: A tape cartridge library that is equipped with a cleaning device is described. The tape cartridge library essentially includes a plurality of tape cartridges each possessing recording tape media. A plurality of tape drives that read and write data to and from each of the tape cartridges. A tape cleaning... Agent: Spectra Logic Corporation

20120320471 - Adaptive lattice predictive filter: An implementation of a circuit disclose herein comprises a vibration sensor circuit that generates a sensor signal from a disturbance signal, a lattice filter circuit that decorrelates the sensor signal to generate orthogonal backward prediction errors, and a multiple regression filter that estimates a disturbance correction signal using the orthogonal... Agent: Seagate Technology LLC

20120320472 - Environmental conditions based tape cleaning: A tape cartridge library that is equipped with a cleaning device is described. The tape cartridge library essentially includes a plurality of tape cartridges each possessing recording tape media. A plurality of tape drives that read and write data to and from each of the tape cartridges. A tape cleaning... Agent: Spectra Logic Corporation

20120320473 - Magnetic sensor having a hard bias seed structure: A magnetic sensor having a novel hard bias structure that provides reduced gap spacing for increased data density. The magnetic sensor includes a sensor stack with first and second sides formed on a magnetic shield. A thin insulation layer is formed over the sides of the sensor stack and over... Agent: Hitachi Global Storage Technologies Netherlands B.v.

20120320474 - Microwave assisted magnetic recording head and magnetic recording method therewith: A microwave assisted magnetic head includes a main magnetic pole; a trailing shield, a main coil for causing the main magnetic pole to generate a perpendicular recording field, at least one secondary coil for generating an in-plane alternate-current (AC) magnetic field with a frequency in a microwave band from a... Agent: Tdk Corporation

  
12/13/2012 > 9 patent applications in 7 patent subcategories. patent applications/inventions, industry category

20120314318 - Continuous biasing and servowriting of magnetic storage media having perpendicular anisotrophy: Magnetic storage tape and techniques for erasing and writing to magnetic storage tape having a perpendicular squareness greater than 50 percent and a longitudinal squareness less than 50 percent are described. In general, the magnetic tape may be biased with a remanence magnetization, or magnetic orientation, in any direction. One... Agent: Imation Corp.

20120314319 - Servo mark length matched to write head gap for magnetic storage media: Magnetic storage tape and techniques for erasing and writing to magnetic storage tape having a perpendicular squareness greater than 50 percent and a longitudinal squareness less than 50 percent are described. In general, the magnetic tape may be biased with a remanence magnetization, or magnetic orientation, in any direction. One... Agent: Imation Corp.

20120314320 - Erasure of magnetic storage media having perpendicular anisotropy: Magnetic storage tape and techniques for erasing and writing to magnetic storage tape having a perpendicular squareness greater than 50 percent and a longitudinal squareness less than 50 percent are described. In general, the magnetic tape may be biased with a remanence magnetization, or magnetic orientation, in any direction. One... Agent: Imation Corp.

20120314321 - Position demodulation apparatus and position demodulation method: According to one embodiment, a position demodulation method includes demodulating a first demodulation signal and a second demodulation signal having a phase difference of 90 degrees to the first demodulation signal based on a read-out signal obtained by reading out a servo pattern recorded on a medium by the head... Agent: Kabushiki Kaisha Toshiba

20120314322 - Erasure and servowriting of magnetic storage media having perpendicular anisotropy: Magnetic storage tape and techniques for erasing and writing to magnetic storage tape having a perpendicular squareness greater than 50 percent and a longitudinal squareness less than 50 percent are described. In general, the magnetic tape may be biased with a remanence magnetization, or magnetic orientation, in any direction. One... Agent: Imation Corp.

20120314323 - Erasure and servowriting of magnetic storage media having perpendicular anisotropy: A magnetic head includes a coil, a main pole, a gap part, a write shield, and a return path section. The return path section includes a yoke part and first and second coupling layers. The first coupling layer is connected to the write shield. The second coupling layer magnetically couples... Agent: Headway Technologies, Inc.

20120314324 - Non-uniform write gap perpendicular writer for shingle writing: A PMR writer is disclosed that includes at least one of a recessed center section in the write pole trailing edge and a center recessed trailing shield to improve the field gradient at track edge. In all embodiments, there is a non-uniform write gap between the trailing edge and the... Agent: Headway Technologies, Inc.

20120314325 - Selectively magnetic write gap insert: A selectively magnetic insert that is capable of enhancing magnetic writing, such as in use as a data transducing head. In accordance with various embodiments, a write pole is in contact with a selectively magnetic insert that decouples the write pole from at least one adjacent shield in response a... Agent: Seagate Technology LLC

20120314326 - Recording head, disk drive with recording head, and recording method using recording head: According to one embodiment, a recording head includes a main pole configured to apply a recording magnetic field to a recording medium, a trailing shield opposed to the main pole with a gap therebetween, a spin-torque oscillator at least a part of which is located between the main pole and... Agent: Kabushiki Kaisha Toshiba

  
12/06/2012 > 16 patent applications in 9 patent subcategories. patent applications/inventions, industry category

20120307389 - Track-dependent data randomization mitigating false vfo detection: A method for randomizing data to mitigate false VFO detection is described. In one embodiment, such a method includes simultaneously receiving multiple input data streams. Each input data stream is associated with a different track on a magnetic tape medium. The input data streams are simultaneously scrambled to produce multiple... Agent: International Business Machines Corporation

20120307392 - Method for fast recovery to a write state: In one embodiment, a method includes sensing a servo sensor while a longitudinal tape is moved past a magnetic head, determining position error between the magnetic head and a desired position related to the at least one defined servo track; providing signals to operate a fine actuator to translate the... Agent: International Business Machines Corporation

20120307390 - System, method, and computer program product for fast recovery to a write state: In one embodiment, a tape drive system includes a magnetic head having at least one servo sensor for track-following at least one defined servo track of a longitudinal tape, a tape motion controller configured to move the longitudinal tape past the magnetic head, a compound actuator configured to translate the... Agent: International Business Machines Corporation

20120307391 - System, method, and computer program product for servo compensator switching in high vibration environments: A tape drive system according to one embodiment includes a magnetic head having at least one servo sensor; a tape motion controller; a fine actuator; a skew actuator; a coarse actuator; and a control. The control is configured to perform various operations that help account for vibrations that effect track-following... Agent: International Business Machines Corporation

20120307393 - Track-dependent data randomization mitigating false vfo detection: A method for randomizing data to mitigate false VFO detection is described. In one embodiment, such a method includes simultaneously receiving multiple input data streams. Each input data stream is associated with a different track on a magnetic tape medium. The input data streams are simultaneously scrambled to produce multiple... Agent: International Business Machines Corporation

20120307394 - Writer having a shield structure for adjacent and far track interference refreshment: In one embodiment, a data storage system includes a magnetic head having a main magnetic pole and a wrap around shield positioned around the main magnetic pole at an ABS thereof, a magnetic medium, a drive mechanism for passing the magnetic medium over the magnetic head, and a controlling mechanism... Agent: Hitachi Global Storage Technologies Netherlands B.v.

20120307396 - Magnetic head having polycrystalline coating: A magnetic head according to one embodiment includes a substrate; an array of transducers formed on the substrate, wherein the transducers and substrate form portions of a magnetic media facing surface; and an at least partially polycrystalline dielectric layer on the media facing surface, wherein the at least partially polycrystalline... Agent: International Business Machines Corporation

20120307397 - Magnetic head having separate protection for read transducers and write transducers: A magnetic head according to one embodiment includes outer modules each having a media bearing surface and an array of transducers selected from a group consisting of data read transducers and write transducers; and at least one inner module positioned between the outer modules, the inner module having a media... Agent: International Business Machines Corporation

20120307399 - Method and system for providing tape-format compatibility between various types of tape heads: Certain embodiments of the present invention are directed to magnetic-tape drives that employ data-set-multiplexing magnetic-tape formats in order to achieve compatibility in magnetic-tape formats with respect to a variety of different magnetic-tape-drive tape-head configurations and dimensions. While previous and current magnetic-tape drives employ magnetic-tape formats that feature linear sequences of... Agent:

20120307395 - Perpendicular magnetic recording medium with an inverted hk structure: According to one embodiment, a perpendicular magnetic recording medium includes a first granular recording layer characterized by a magnetic anisotropy Ku1, a second granular recording layer above the first granular recording layer characterized by a magnetic anisotropy Ku2, and a third granular recording layer above the second granular recording layer... Agent: Hitachi Global Storage Technologies Netherlands B.v.

20120307398 - Thermally assisted magnetic recording medium and magnetic storage device: Disclosed is a thermally assisted magnetic recording medium comprising a substrate, a plurality of underlayers formed on the substrate, and a magnetic layer which is formed on the underlayers and predominantly comprised of an alloy having a L10 structure, characterized in that at least one of the underlayers is predominantly... Agent: Showa Denko K.k.

20120307400 - Disk storage apparatus, disk control apparatus and write control method: According to one embodiment, a disk storage apparatus includes a write module and a controller. The write module is configured to move a write head over a disk, and to perform the shingled write method, recording data in the first track while erasing data from a part of the second,... Agent: Kabushiki Kaisha Toshiba

20120307402 - Methods for fast center calibration of a tape drive for a flangeless tape path: According to one embodiment, a method includes sensing a first servo sensor while a longitudinal tape is moved in a first direction; determining position error between the magnetic head and a desired position related to the at least one defined servo track; providing signals to operate a fine actuator to... Agent: International Business Machines Corporation

20120307401 - System and method for fast center calibration of a tape drive for a flangeless tape path: A servo system according to one embodiment includes at least one servo sensor for sensing a lateral position of a magnetic head with respect to at least one defined servo track of a longitudinal tape; a fine actuator configured to translate the magnetic head laterally with respect to the longitudinal... Agent: International Business Machines Corporation

20120307403 - Magnetic recording medium and magnetic recording apparatus: According to one embodiment, a magnetic recording medium includes: a data area on which a plurality of first magnetic dots are arranged at predetermined positions to record information; a servo area on which a plurality of second magnetic dots for specifying the positions of said plurality of first magnetic dots... Agent: Kabushiki Kaisha Toshiba

20120307404 - Three-terminal spin-torque oscillator (sto): A spin-torque oscillator (STO) has a single free ferromagnetic layer that forms part of both a giant magnetoresistance (GMR) structure with a nonmagnetic conductive spacer layer and a tunneling magnetoresistance (TMR) structure with a tunnel barrier layer. The STO has three electrical terminals that connect to electrical circuitry that provides... Agent:

Previous industry: Optical: systems and elements
Next industry: Electricity: electrical systems and devices


######

RSS FEED for 20140410: xml
Integrate FreshPatents.com into your RSS reader/aggregator or website to track weekly updates.
For more info, read this article.

######

Thank you for viewing Dynamic magnetic information storage or retrieval patents on the FreshPatents.com website. These are patent applications which have been filed in the United States. There are a variety ways to browse Dynamic magnetic information storage or retrieval patent applications on our website including browsing by date, agent, inventor, and industry. If you are interested in receiving occasional emails regarding Dynamic magnetic information storage or retrieval patents we recommend signing up for free keyword monitoring by email.



Results in 0.30938 seconds

PATENT INFO