Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
08/2003
08/06/2003CN1117373C Suspension assembly, head suspension assembly, head assembly, and storage disk device
08/06/2003CN1117372C Hi-Fi audio signal recording/playback apparatus using video heads
08/06/2003CN1117355C Reproduction and/or recording device for optical recording media having unit for adjusting inclination of bearing
08/06/2003CN1117348C Method and apparatus for providing servo loop grain calibration
08/05/2003US6604223 System and method for correcting interference errors in data encoded on storage media
08/05/2003US6604221 Error propagation control method in decision feedback equalization and magnetic recording/reproducing device
08/05/2003US6604121 Digital division device and method using a reduced-sized lookup table
08/05/2003US6603730 Optical reproducing method
08/05/2003US6603722 System for reproducing data with increased accuracy by reducing difference between sampled and expected values
08/05/2003US6603713 Optical disk drives with thermomagnetic writing and magnetoresistive reading
08/05/2003US6603659 Heat dissipator for optical writing and/or reproducing apparatus
08/05/2003US6603643 Magnetoresistive head containing oxide layer
08/05/2003US6603642 Magnetic transducer having a plurality of magnetic layers stacked alternately with a plurality of nonmagnetic layers and a fixed-orientation-of-magnetization layer and thin film magnetic head including the magnetic transducer
08/05/2003US6603641 Thin film magnetic head and method of manufacturing the same
08/05/2003US6603640 Dual actuator pivot bearing system and method for making the same
08/05/2003US6603639 Slider for disc storage system
08/05/2003US6603638 Floating-type head slider and recording/reproducing apparatus employing the same
08/05/2003US6603633 Parallel spring design for acoustic damping of a disc drive
08/05/2003US6603631 Recording/reproducing apparatus having controller determining head movement over successive data tracks and method of use
08/05/2003US6603630 Method and apparatus for monitoring track misregistration
08/05/2003US6603629 Non-contact servo track writing apparatus and method
08/05/2003US6603628 In-situ pressure sensor based on read head resistance
08/05/2003US6603627 Creating an initial set of tracks in a self-servowriting system using a compliant crashstop to control head movement
08/05/2003US6603623 Inductive magnetic recording head with impedance matching elements
08/05/2003US6603622 Disk drive employing a sync mark detector comprising a matched filter and a dual polarity correlator
08/05/2003US6603619 Magnetic storage medium that exhibits a magnetic compensation temperature specified higher than room temperature to minimize effects of heat generated by a head using magneto-resistance effect. In a heat assisted recording and
08/05/2003US6603618 Method and system for monitoring and adjusting tape position using control data packets
08/05/2003US6603617 Method and apparatus for providing adaptive drive-level compensation for amplitude and BER loss due to media thermal decay
08/05/2003US6603616 Control method and apparatus of magnetic disc device, recording medium, and inspection method and apparatus of magnetic disc device
08/05/2003US6603225 Brushless spindle DC motor as an actuator to create radial force
08/05/2003US6602813 Electrostatic removing member having semiconductive zirconia sintered body
08/05/2003US6602621 In which the magnetic exchange coupling force in the in-plane direction of magnetic layer is low, transition noise is reduced, and information can be reproduced at high signal to noise ratio
08/05/2003US6602620 Magnetic recording apparatus, magnetic recording medium and manufacturing method thereof
08/05/2003US6602612 Multilayer; magnetic layer, ferromagnetic layer and coupling compound
08/05/2003US6602576 Magnetic recording medium
08/05/2003US6602572 Producing magnetic recording media using an extrusion coater to coat a continuously running flexible substrate with magnetic fluid; eliminates trouble due to scrapes occurring in selvage portion of web
08/05/2003US6602570 Zone bonded lubrication for hard disk recording media
08/05/2003US6602559 High quality, solvent free atomization or vaporization application of flat, strongly adhering laminate
08/05/2003US6602362 Copper-alloy foil to be used for suspension member of hard-disc drive
08/05/2003US6602301 Method and apparatus for magnetic transfer
08/05/2003US6602111 Abrasive
07/2003
07/31/2003WO2003063144A2 Information recording medium, recording apparatus, reproduction apparatus, recording method, and reproduction method
07/31/2003WO2003063142A1 Floating slider, and magneto-optical storage device comprising it
07/31/2003WO2003063141A1 Sbb hga rework process
07/31/2003WO2003063140A1 Method and apparatus for the prevention of electrostatic discharge (esd) by a hard drive magnetic head involving the utilization of anisotropic conductive paste (acp) in the securement to a head-gimbal assembly (hga)
07/31/2003WO2003063139A2 Write-safe condition verification apparatus and method for the write element in a disc drive
07/31/2003WO2003062487A1 Target of high-purity nickel or nickel alloy and its producing method
07/31/2003WO2002084647A3 Antiferromagnetic layer system and methods for magnetically storing data in antiferromagnetic layer systems of the like
07/31/2003US20030145335 Recording/reproduction apparatus having a medium, information processing system including the same apparatus, and method of initializing a medium in the apparatus
07/31/2003US20030145165 Interrupting disc write operations to service read commands
07/31/2003US20030145164 Read on arrival scheme for a disc drive
07/31/2003US20030143434 Magnetic properties, a high recording resolution and surface properties, a high recording resolution and improved surface properties
07/31/2003US20030143433 Perpendicular-magnetic recording media and magnetic recording apparatus
07/31/2003US20030143432 Flexible; efficiency
07/31/2003US20030143431 CPP magnetic sensing element in which pinned magnetic layers of upper and lower multilayer films are magnetized antiparallel to each other, method for making the same, and magnetic sensing device including the same
07/31/2003US20030143323 Dispersing binder and a ferromagnetic hexagonal ferrite powder to prepare a magnetic coating; applying the magnetic coating to provide at least one magnetic layer
07/31/2003US20030142757 Modulation apparatus/method, demodulation apparatus/method and program presenting medium
07/31/2003US20030142602 Disklike recording media, a method for detecting forged disks, an anti-forgery system for performing a true-false judgement based on information collected from the recording media, and a manufacturing apparatus for recording information in the disks
07/31/2003US20030142601 Predicting disc drive acoustic sound power from mechanical vibration
07/31/2003US20030142593 Magnetic head provided with moment-reducing contact for data storage medium
07/31/2003US20030142448 Mechanism for fine tracking a head that records and reproduces on a disc, and disc drive having the mechanism
07/31/2003US20030142447 Disk apparatus, wiring body for disk apparatus and method of manufacturing the wiring body for disk apparatus
07/31/2003US20030142446 Head suspension assembly and disk drive provided with the same
07/31/2003US20030142445 Method and apparatus for an active read/write head
07/31/2003US20030142444 Method and apparatus for the prevention of electrostatic discharge (ESD) by a hard drive magnetic head involving the utilization of anisotropic conductive paste (ACP) in the securement to a head-gimbal assembly (HGA)
07/31/2003US20030142440 Ampere head with perpendicular magnetic field
07/31/2003US20030142436 Servo pattern writing method and apparatus thereof
07/31/2003US20030142435 Magnetic disk apparatus, magnetic recording medium and method of servo waiting
07/31/2003US20030142433 Magnetic recording apparatus
07/31/2003US20030142432 Storage media reading system and semiconductor integrated circuit device
07/31/2003US20030142431 Magnetic recording and reproducing system and magnetic recording medium used therein
07/31/2003US20030142430 Recording equalizer and magnetic recording/reproducing apparatus using the equalizer
07/31/2003US20030142427 Master information magnetic recording apparatus and method for manufacturing magnetic recording medium in which information is recorded by using this
07/31/2003US20030142323 Method for regulating shape of floatation surface of slider floating above record carrier
07/31/2003US20030141996 Method of converting a series of m-bit information words into a modulated signal
07/31/2003US20030141349 SBB HGA rework process
07/31/2003US20030140849 Cross-linkage or post cross-linkage of a thermoplastic layer so as to make it thermosettable
07/31/2003US20030140491 Device and method for measuring amount of grinding in magnetic head producing process
07/31/2003US20030140481 Thin-film magnetic head and method of manufacturing same, and slider of thin-film magnetic head and method of manufacturing same
07/30/2003EP1331726A1 Piezoelectric actuator, drive method, and information storage device
07/30/2003EP1331651A2 Magnetic cluster, magnetic recording medium, method for fabricating a magnetic cluster and method for fabricating a magnetic recording medium
07/30/2003EP1331597A2 Magnetic stripe processing apparatus and printer
07/30/2003EP1331285A2 Thin-layer metal film
07/30/2003EP1330690A2 Separation of periodic and non-periodic signal components
07/30/2003EP1071102B1 Magnetic recording medium, and magnetic powder and method for preparing the same
07/30/2003CN2563707Y Damping magnetic disc driving structure
07/30/2003CN2563690Y Magnetic disc driver
07/30/2003CN2563689Y Magnetic head dynamic read and wirite device
07/30/2003CN2563688Y Magnetic disc driving structure
07/30/2003CN2563687Y Air support slider and support arm combination
07/30/2003CN2563686Y Air support slider and support arm combination
07/30/2003CN2563685Y Air support slider and support arm combination
07/30/2003CN1433509A Tolerance ring with high hoop strength to resist deformation
07/30/2003CN1433009A Information record medium making method and equipment and the information record medium
07/30/2003CN1433002A 软性印刷电路板 Flexible printed circuit board
07/30/2003CN1433001A Active control system and method with less magnetic track disalignment caused by disk chatter
07/30/2003CN1433000A Magnetic head suspension of magnetic disk driver
07/30/2003CN1432998A Magnetic sensor based on the impedance of soft magnetic element varying with field strength and its making process
07/29/2003US6600871 Digital video cassette recorder
07/29/2003US6600716 Information recording medium and reproducing apparatus therefor