Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
07/2008
07/08/2008US7397629 Systems and methods for regulating hard disk drive operation in cold temperatures
07/08/2008US7397628 Two degree of freedom position control method, two degree of freedom position control device, and medium storage device
07/08/2008US7397627 Method of detecting position of head for recording medium
07/08/2008US7397626 Storage device, continuous-vibration detecting method, and control apparatus
07/08/2008US7397625 Large protrusion recording head for controlled magnetic spacing recording/reading
07/08/2008US7397624 Transducers for ferroelectric storage medium
07/08/2008US7397623 Using a mechanical stop for determining an operating parameter of a data handling device
07/08/2008US7397622 Method and apparatus for improving servo stability in read heads while writing
07/08/2008US7397621 Servo pattern characterization on magnetic disks
07/08/2008US7397313 Auto-gain controlled digital phase-locked loop and method thereof
07/08/2008US7396788 Glass composition and glass substrate
07/08/2008US7396502 Method of producing nano-sized Fe powder having polymer coated layer
07/08/2008US7396445 Method of manufacturing a thin-film magnetic head using a soft magnetic film having high saturation magnetic flux density
07/08/2008US7395846 Method and apparatus for bonding flexible board
07/08/2008US7395595 Method for manufacturing P3 layer of a perpendicular magnetic write head
07/03/2008WO2008078546A1 Magnetic recording device, adjusting method for light assist magnetic recording head and adjusting device for light assist magnetic recording head
07/03/2008WO2008078528A1 Holding jig, method for manufacturing glass substrate for recording medium by using the holding jig, glass substrate for recording medium, and recording medium
07/03/2008WO2008078492A1 Holding jig, method for manufacturing glass substrate for recording medium, glass substrate for recording medium, and recording medium
07/03/2008US20080160349 Multizonal magnetization
07/03/2008US20080159104 Information recording medium evaluation method, information recording medium, method for manufacturing information recording medium, signal processing method and access control apparatus
07/03/2008US20080159100 Information Recording Media, A Method For Recording/Reproducing Information, An Apparatus For Recording/Reproducing Information
07/03/2008US20080159099 Information recording medium, recording/reproducing method and apparatus, and host apparatus
07/03/2008US20080159098 Method of and apparatus for managing disc defects using temporary defect management information (tdfl) and temporary defect management information (tdds), and disc having the tdfl and tdds
07/03/2008US20080159096 Information processing apparatus
07/03/2008US20080159095 Pseudo multi-channel stereo play-back apparatus
07/03/2008US20080158742 Magnetic head that includes negative expansion material
07/03/2008US20080158741 Current-perpendicular-to-plane sensor epitaxially grown on a bottom shield
07/03/2008US20080158740 Magnetic memory device
07/03/2008US20080158739 Tunnel-effect type magnetic sensor having free layer including non-magnetic metal layer
07/03/2008US20080158738 Tunneling magnetic sensing element including non-magnetic metal layer between magnetic layers
07/03/2008US20080158737 Magnetoresistance effect element, magnetic head and magnetic recording and/or reproducing system
07/03/2008US20080158736 Read head having shaped read sensor-biasing layer junctions using partial milling
07/03/2008US20080158735 Thin-film magnetic head
07/03/2008US20080158734 Micro-actuator for use in small platform disk drive devices, and method of making the same
07/03/2008US20080158733 Tape head having a support plate with contoured surface
07/03/2008US20080158732 Grounded writer core
07/03/2008US20080158731 Magnetic head having a notched pole piece structure and method of making the same
07/03/2008US20080158730 Head stack assembly and information recording apparatus
07/03/2008US20080158728 Writer with helium bearing
07/03/2008US20080158725 Vibration damping utilizing a patterned visco-elastic polymer
07/03/2008US20080158724 Slider air bearing for mobile drives
07/03/2008US20080158723 Magnetic disk drive apparatus with magnetic head sliders
07/03/2008US20080158722 Disk drive with hybrid analog-digital acceleration feedforward control system and method for rejecting rotational vibration
07/03/2008US20080158721 Peak detection for magnetic tape timing based servo
07/03/2008US20080158720 Multiple section read/write head
07/03/2008US20080158719 Linear tape drive module for a linear tape drive system
07/03/2008US20080158718 Magnetic recording medium, recording and reproducing device, magnetic recording medium-magnetizing method, and magnetic recording medium-magnetizing device
07/03/2008US20080158717 Servo pattern writing apparatus, servo pattern writing method, servo pattern reading apparatus, and servo pattern reading method
07/03/2008US20080158709 Thermally assisted magnetic head, head gimbal assembly, and hard disk drive
07/03/2008US20080158708 Preparing for servo write
07/03/2008US20080158707 Information storage devices using magnetic domain wall movement and methods of operating the same
07/03/2008US20080158706 Signal processing method, signal processing circuit and information recording/regenerating apparatus
07/03/2008US20080158306 Nozzle Arrangement With Expandable Actuator
07/03/2008US20080156261 Method for producing nanoparticle layer having uniform easy axis of magnetization, magnetic recording medium having such layer, its production method, and its production apparatus
07/03/2008US20080155810 Methods for fabricating a magnetic sensor head using a cmp defined hard bias and a totally flat reader gap
07/03/2008DE202008004645U1 RAID-Anordnung RAID array
07/02/2008EP1939876A1 Hard disk drive
07/02/2008EP1938328A1 A data storage device and method
07/02/2008EP1733387A4 Information storage medium and method and apparatus for recording/ reproducing data on/from the same
07/02/2008CN101212017A High magneto-resistance magnetic sensor and method for producing the magnetic sensor
07/02/2008CN101211638A Zero magnetic track damaged floppy rehabilitation and regeneration method
07/02/2008CN101211573A Head slider
07/02/2008CN101211572A Medium storage device, position demodulation device and position demodulation method
07/02/2008CN101211571A Method and apparatus for positioning head using spiral servo pattern in a disk drive
07/02/2008CN101211570A Method and apparatus for writing servo pattern using spiral pattern in disk drive
07/02/2008CN101211569A Method and apparatus for writing spiral servo pattern in a disk drive
07/02/2008CN101211568A Servo pattern writing apparatus, servo pattern reading apparatus and servo pattern reading method
07/02/2008CN101211567A Method and apparatus for writing spiral servo pattern in a disk drive
07/02/2008CN101211566A Mobile terminal and hard disk protection method
07/02/2008CN101211565A Head suspension assembly and storage medium drive
07/02/2008CN101211564A Disk drive device and carriage of actuator used therein
07/02/2008CN101209814A Method of fabricating nano structure, method of manufacturing magnetic disc, method of forming stamper, and method of generating base body
07/02/2008CN100399600C Rapid circulating crystallizing device and method for preparing nanometer crystal material
07/02/2008CN100399597C Thin film piezoelectric element, its manufacturing method, and actuator using the same
07/02/2008CN100399470C Hard disk top cover screw mounting machine
07/02/2008CN100399469C Hard disk magnetic head assembly mounting implement
07/02/2008CN100399437C Apparatus and method for compensating for defect of optical disc
07/02/2008CN100399426C Material for magnetic head slider, magnetic head slider, and method of producing material for magnetic head slider
07/02/2008CN100399425C Hand disk circuit breaking protection device and method
07/02/2008CN100399424C Disk drive for quickly retracting head to retract area, and emergency head-unload control circui
07/02/2008CN100399423C Magnetic detecting element having rie-resistant film and method of manufacturing the same
07/02/2008CN100399422C Thin-film magnetic head with heater, magnetic head gimbal assembly, and magnetic disk drive apparatus
07/02/2008CN100399304C Method for automatic protecting magnetic disk data utilizing filter driving program combined with intelligent key device
07/02/2008CN100399297C Variable partition method of disk driver
07/01/2008USRE40413 Method and apparatus for developing a dynamic servo signal from data
07/01/2008US7395489 Control system and memory control method executing a detection of an error in a formation in parallel with reading operation
07/01/2008US7395487 Common circuitry supporting both bit node and check node processing in LDPC (Low Density Parity Check) decoder
07/01/2008US7394750 Information recording medium, and information reproducing apparatus and method
07/01/2008US7394743 Optical disc adaptable to be scanned at multiple speeds, and related apparatus and method therefor
07/01/2008US7394742 Optical disc with high disc scanning speed, and related apparatus and method for using such optical disc
07/01/2008US7394740 Reproduction signal evaluation method
07/01/2008US7394736 Dynamic speed control method for storage device
07/01/2008US7394730 Apparatus for patterning recording media
07/01/2008US7394626 Magnetoresistance device with a diffusion barrier between a conductor and a magnetoresistance element and method of fabricating the same
07/01/2008US7394625 Structure/method to form bottom spin valves for ultra-high density
07/01/2008US7394624 Read sensor with a uniform longitudinal bias stack
07/01/2008US7394623 Air bearing slider for disk drive and suspension assembly including the air bearing slider
07/01/2008US7394622 Magnetic recording media with discrete tracks of magnetic material in a magnetically soft underlayer
07/01/2008US7394621 Using bilayer lithography process to define neck height for PMR
07/01/2008US7394620 Perpendicular magnetic recording head and magnetic disc apparatus