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Class Information
Number: 360/55
Name: Dynamic magnetic information storage or retrieval > General recording or reproducing
Description: Subject matter including the use of magnetic or other physical phenomena, specific techniques or specific circuitry for magnetically recording or reproducing information in any signal form.










Sub-classes under this class:

Class Number Class Name Patents
360/58 Boundary displacement recording or transducers 9
360/60 Recording-or erasing-prevention 901
360/57 Selective erase recording 91
360/61 Signal switching 376
360/66 Specifics of biasing or erasing 706
360/65 Specifics of equalizing 694
360/67 Specifics of the amplifier 687
360/59 Thermomagnetic recording or transducers 652


Patents under this class:
1 2 3 4 5 6 7 8 9 10

Patent Number Title Of Patent Date Issued
6906879 Magnetic recording system with patterned multilevel perpendicular magnetic recording Jun. 14, 2005
6904539 Method of determining data transfer speed in data transfer apparatus Jun. 7, 2005
6903891 Photoconductive optical write driver for magnetic recording Jun. 7, 2005
6898038 Method and apparatus for disc drive data security using fields in servo wedges May. 24, 2005
6898037 Optical equipment assemblies and techniques May. 24, 2005
6894858 Read equalizer optimization based on the PTR effects to write equalization May. 17, 2005
6894857 Magnetic recording apparatus and method of designing the same May. 17, 2005
6894855 Magnetic disk drive including read channel for processing differentiated read signal May. 17, 2005
6894856 Magnetic recording medium, magnetic recording apparatus using the same, and method and apparatus for manufacturing the magnetic recording medium May. 17, 2005
6882488 Method for magnetic recording on patterned multilevel perpendicular media using variable write current Apr. 19, 2005
6876547 Hard drive carrier Apr. 5, 2005
6870699 System for improving performance writing streaming tapes Mar. 22, 2005
6865044 Method for magnetic recording on patterned multilevel perpendicular media using thermal assistance and fixed write current Mar. 8, 2005
6853985 Media information distribution and recording system, and apparatus and program-recorded medium for the system Feb. 8, 2005
6831798 APPARATUS AND METHOD FOR REPRODUCING FIRST PARTIAL INFORMATION AND READING SECOND PARTIAL INFORMATION, WHICH PERMIT CONTINUOUS REPRODUCTION OF INFORMATION, INFORMATION RECORDING MEDIUM, AND RE Dec. 14, 2004
6822820 Apparatus for detecting damage to the transducer head and/or tape guide of an interactive media device Nov. 23, 2004
6816330 Method for forming a magnetic pattern in a magnetic recording medium, magnetic recording medium magnetic recording device and photomask Nov. 9, 2004
6801379 Multi-magnetic recording head, and magnetic recording method and magnetic recording apparatus using the same Oct. 5, 2004
6794062 Magnetic transfer master medium Sep. 21, 2004
6791779 Disk drive having a connection-blocking device for use with a serial advanced technology attachment (SATA) power receptacle Sep. 14, 2004
6791803 Magnetic recording and reproducing method and magnetic recording medium employed for the same Sep. 14, 2004
6788484 PLL circuit, data detection circuit and disk apparatus Sep. 7, 2004
6787798 Method and system for storing information using nano-pinned dipole magnetic vortices in superconducting materials Sep. 7, 2004
6785074 Preamble pattern and magnetic recording system using the pattern Aug. 31, 2004
6785072 Disc drive stiction/friction characterization utilizing piezoelectric microactuators Aug. 31, 2004
6781779 Magnetic recording medium, its production method and magnetic recording apparatus Aug. 24, 2004
6778361 Non-symmetric helical scanner architecture for high track density Aug. 17, 2004
6775082 Digital VFO phase control device Aug. 10, 2004
6775084 Circuit and method for determining the phase difference between a sample clock and a sampled signal Aug. 10, 2004
6771442 Off-track interference emulator Aug. 3, 2004
6765735 Method and apparatus for magnetic transfer Jul. 20, 2004
6765738 Magnetic reproducing apparatus and method for detecting a degree of wear of magnetic head element Jul. 20, 2004
6766000 Recordal service for voice communications Jul. 20, 2004
6747830 Perpendicular magnetic recording/reading apparatus Jun. 8, 2004
6744580 Method and apparatus for reproducing data and method and apparatus for recording and/or reproducing data Jun. 1, 2004
6731445 Disk drive having DPS logging sector May. 4, 2004
6711343 DATA RECORDING/REPRODUCING DEVICE, FILE MANAGING METHOD, FILE INFORMATION GENERATING METHOD, FILE MANAGING METHOD, MANAGEMENT INFORMATION GENERATING DEVICE, MANAGEMENT INFORMATION ANALYZING DE Mar. 23, 2004
6707628 Head suspension assembly mounting nonvolatile memory and magnetic disk device Mar. 16, 2004
6687072 Disk apparatus and information processing system discriminative plural external electronic appliances Feb. 3, 2004
6671116 Magnetic recording system including magnetic recording medium having three-dimensional random orientation of axis of easy magnetization Dec. 30, 2003
6671117 Magnetic writer for noise suppression in perpendicular recording media Dec. 30, 2003
6665136 Recording heads using magnetic fields generated locally from high current densities in a thin film wire Dec. 16, 2003
6654190 Flexible air bearing design system with independent profile mapping and height field definition for mask tiers Nov. 25, 2003
6639746 Method and apparatus for recording/reproducing multi-channel data Oct. 28, 2003
6633445 Method and apparatus for electrically coupling components in a removable cartridge Oct. 14, 2003
6601046 Usage dependent ticket to protect copy-protected material Jul. 29, 2003
6594743 Disk-Cloning method and system for cloning computer data from source disk to target disk Jul. 15, 2003
6594716 Mixed-signal single-chip integrated system electronics for data storage devices Jul. 15, 2003
6591283 Efficient interpolator for high speed timing recovery Jul. 8, 2003
6579665 Thin-film magnetic recording head manufacture Jun. 17, 2003

1 2 3 4 5 6 7 8 9 10










 
 
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