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Class Information
Number: 360/59
Name: Dynamic magnetic information storage or retrieval > General recording or reproducing > Thermomagnetic recording or transducers
Description: Subject matter including changing the coercivity of a record carrier by applying heat thereto in proportion to an information signal or in addition to a magnetic field which is proportional to an information signal.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7630158 |
Data loss prevention method of a media storage device and media storage device |
Dec. 8, 2009 |
| 7626894 |
Heat assisted magnetic recording light delivery with fixed laser and rotating mirror |
Dec. 1, 2009 |
| 7620519 |
Burn-in process of producing data correlating elevation of disk drive head to temperature and method of controlling the elevation of the disk drive head using the data |
Nov. 17, 2009 |
| 7609591 |
Heat-assisted magnetic recording head |
Oct. 27, 2009 |
| 7583462 |
Head amplifier with a heat controller |
Sep. 1, 2009 |
| 7561362 |
Magnetic head having track width expansion mechanism, magnetic storage device and control circuit |
Jul. 14, 2009 |
| 7554757 |
Magnetic storage write heads using micro-electro mechanical shutters |
Jun. 30, 2009 |
| 7545595 |
Magnetic disk apparatus having an adjustable mechanism to compensate write or heat element for off-tracking position with yaw angle |
Jun. 9, 2009 |
| 7532435 |
Optical path for a thermal-assisted magnetic recording head |
May. 12, 2009 |
| 7529791 |
Downloading system |
May. 5, 2009 |
| 7518815 |
Heat assisted magnetic recording head with multilayer electromagnetic radiation emission structure |
Apr. 14, 2009 |
| 7515372 |
Compensating the effects of static head-media spacing variations and nonlinear transition shift in heat assisted magnetic recording |
Apr. 7, 2009 |
| 7505860 |
Alignment of unmounted head gimbal assemblies for testing |
Mar. 17, 2009 |
| 7483229 |
Optical coupling to data recording transducer |
Jan. 27, 2009 |
| 7466634 |
Magnetic field generator and photomagnetic information storage apparatus |
Dec. 16, 2008 |
| 7459097 |
Method of forming a conductive pattern |
Dec. 2, 2008 |
| 7446969 |
Thermally assisted recording system |
Nov. 4, 2008 |
| 7440384 |
Magnetic recording device for heat assisted magnetic recording |
Oct. 21, 2008 |
| 7436613 |
Magnetic recording device |
Oct. 14, 2008 |
| 7345840 |
Light delivery technique for heat assisted magnetic recording head |
Mar. 18, 2008 |
| 7330336 |
Dual polarity bias for prolonging the life of a heating element in magnetic data storage devices |
Feb. 12, 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 |
Feb. 12, 2008 |
| 7330404 |
Near-field optical transducers for thermal assisted magnetic and optical data storage |
Feb. 12, 2008 |
| 7324296 |
Methods and apparatus for controlling transducer seek time in a data storage device based on thermal inputs |
Jan. 29, 2008 |
| 7298569 |
Magnetic recording medium and magnetic recording device using the same |
Nov. 20, 2007 |
| 7289422 |
Optical devices having transmission enhanced by surface plasmon mode resonance, and their use in data recording |
Oct. 30, 2007 |
| 7289285 |
Information storage systems |
Oct. 30, 2007 |
| 7280297 |
Optical storage system using an antenna for recording information data to a phase-change type medium |
Oct. 9, 2007 |
| 7272079 |
Transducer for heat assisted magnetic recording |
Sep. 18, 2007 |
| 7251089 |
Storage medium with overcoat layer for enhanced heating |
Jul. 31, 2007 |
| 7237001 |
Downloading system |
Jun. 26, 2007 |
| 7230781 |
Information storage system, and a method of operating it |
Jun. 12, 2007 |
| 7230780 |
Method, apparatus and program storage device for providing protrusion feedback for a read/write element |
Jun. 12, 2007 |
| 7215629 |
Magnetic recording device for heat assisted magnetic recording |
May. 8, 2007 |
| 7190539 |
Magnetic recorder having carbon nanotubes embedded in anodic alumina for emitting electron beams to perform heat-assisted magnetic recording |
Mar. 13, 2007 |
| 7169489 |
Hydrogen storage, distribution, and recovery system |
Jan. 30, 2007 |
| 7142384 |
Magnetic recording medium having magnetic decoupling ability |
Nov. 28, 2006 |
| 7133230 |
Recording head and information recording apparatus |
Nov. 7, 2006 |
| 7133254 |
Magnetic recording head with heating device |
Nov. 7, 2006 |
| 7130141 |
Assembly for thermal and/or thermally-assisted information processing |
Oct. 31, 2006 |
| 7126777 |
Disk drive with selectable power source for heater in a slider |
Oct. 24, 2006 |
| 7099097 |
Thermally assisted magnetic recording method |
Aug. 29, 2006 |
| 7099096 |
Heat-assisted magnetic recording head and heat-assisted magnetic recording apparatus |
Aug. 29, 2006 |
| 7092210 |
Magnetic recording and reproduction method |
Aug. 15, 2006 |
| 7068453 |
Thermally-assisted perpendicular magnetic recording system and head |
Jun. 27, 2006 |
| 7054087 |
Magnetic recording-reproducing apparatus |
May. 30, 2006 |
| 7042810 |
Thermally-assisted magnetic recording head, method of manufacturing the same, and thermally-assisted magnetic recording apparatus |
May. 9, 2006 |
| 7038873 |
Magnetic recording medium having a specific relation of coercive force HC and residual magnetization MR in perpendicular direction to substrate surface |
May. 2, 2006 |
| 7027248 |
Magnetic disk apparatus having an adjustable mechanism to compensate write or heat element for off-tracking position with yaw angle |
Apr. 11, 2006 |
| 6996033 |
Optical path for a thermal-assisted magnetic recording head |
Feb. 7, 2006 |
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