Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
04/1997
04/01/1997US5617269 System for recording track-centering servo signals on multi-track magnetic medium
04/01/1997US5617268 Information playback apparatus
04/01/1997US5617267 Servo data writing apparatus for supporting the free end of a rotating shaft in a magnetic disk device and method of writing servo data
04/01/1997US5617264 Method and apparatus for rewriting data to a floppy disk by storing reproduced data in a memory
04/01/1997US5617071 Magnetoresistive structure comprising ferromagnetic thin films and intermediate alloy layer having magnetic concentrator and shielding permeable masses
04/01/1997US5616911 For authenticating the document
04/01/1997US5616869 Actuator torque non-linearity compensation for hard disk drives
04/01/1997US5616426 High density, nonoxide magnetic storage medium; computer hard disk
04/01/1997US5616414 Hexagonal magnetic ferrite pigment for high density magnetic recording applications
04/01/1997US5616410 Magnetic recording medium
04/01/1997US5616398 Magnetic recording medium
04/01/1997US5616370 Artificial multilayer and method of manufacturing the same
04/01/1997US5616218 Modification and selection of the magnetic properties of magnetic recording media through selective control of the crystal texture of the recording layer
03/1997
03/27/1997WO1997011499A1 Magnetic transducer
03/27/1997WO1997011458A1 Magnetoresistive head
03/27/1997WO1997011457A1 Magnetic recording medium, method of producing magnetic recording medium and magnetic recording device
03/27/1997WO1997011328A1 Coated substrate drying system
03/27/1997DE19634974A1 Preßform und unter ihrer Verwendung geformtes Glassubstrat für einen Computerspeicher Compression mold and molded using them glass substrate for a computer memory
03/27/1997DE19535019A1 Magnetic memory medium with coded rough data
03/27/1997CA2229870A1 Coated substrate drying system
03/26/1997EP0764948A2 Data storage disk drive data sector formatting system and method
03/26/1997EP0764943A1 Method for recording digital signals in multiple tracks onto a magnetic tape and magnetic recording apparatus for implementing this method
03/26/1997EP0764942A1 Flexible circuit for magnetic head assembly having reduced stiffness area for minimizing the effects of roll and pitch
03/26/1997EP0764321A2 Arrangement for recording an information signal on a magnetic record carrier
03/26/1997EP0764320A2 Arrangement comprising a magnetic write head, and write amplifier with capacitive current compensation
03/26/1997CN1146045A Disk drive with shock-resistant rotary actuator
03/26/1997CN1146043A Bi-level optical media having embossed header format
03/26/1997CN1146039A Tracking error signal detecting device, message recording device and its adjusting method
03/26/1997CN1146038A Spin valve magneto-resistive effect magnetic head and magnetic disc drive
03/26/1997CN1146036A Cassette for housing recording edium
03/26/1997CN1146035A Recording and reproducing method of digital video tape for trick play and apparatus thereof
03/25/1997US5615205 Bi-level optical media having embossed header format
03/25/1997US5615194 Disk reproducing apparatus and method for reproducing an audio signal and a subcode at N times normal speed from a disk
03/25/1997US5615192 Information recording and reproducing method and apparatus
03/25/1997US5615191 Disc device having eccentricity measurement and clock correction
03/25/1997US5615183 Magnetic head used in magnetooptical recording
03/25/1997US5615069 Thin-film transducer design for undershoot reduction
03/25/1997US5615068 Head locating actuator having reduced susceptibility to dynamic reaction force effects, and a disk apparatus incorporating the same
03/25/1997US5615065 Phase-compensated servo pattern and position error-sensing detector
03/25/1997US5615063 Magnetoresistive head bias current switching based on skew angle
03/25/1997US5615060 Automatic clock signal phase adjusting circuit utilizing level detector and pattern detector
03/25/1997US5615059 Automatic clock signal phase adjusting circuit
03/25/1997US5615058 Method and system for writing a servo-pattern on a storage medium
03/25/1997US5615057 Image record/playback apparatus including a photographing device and a connectable playback device
03/25/1997US5614957 Digital picture-in-picture decoder
03/25/1997US5614952 Digital video decoder for decoding digital high definition and/or digital standard definition television signals
03/25/1997US5614860 Voltage-controlled filter circuit, a semiconductor integrated circuit device for signal processing, and a signal reading apparatus using the circuit and the apparatus
03/25/1997US5614329 Soft-magnetic thin film
03/25/1997US5614314 Magnetic recording medium having an enhanced diamond bonding ratio and a method for the manufacture thereof
03/25/1997US5614023 Nonstreaking; high quality
03/25/1997US5613848 Process for the production of glass-like carbon substrates for use as recording media and a setter for use in the process
03/25/1997US5613712 Personal identification document
03/25/1997US5613293 Method of making a smooth topography head/disk interface surface on a head with patterned pole
03/20/1997WO1997010591A1 Contact planar ring head
03/20/1997WO1997010590A1 A method for recording and playing back information on magnetic strips and related reading/recording apparatus
03/20/1997WO1997009994A1 Pneumococcal genes, portions thereof, expression products therefrom, and uses of such genes, portions and products
03/20/1997CA2232033A1 Pneumococcal genes, portions thereof, expression products therefrom, and uses of such genes, portions and products
03/19/1997EP0763946A2 Recording and reproducing method of digital video tape for trick play and apparatus thereof
03/19/1997EP0763887A1 Circuit for automatically regulating the gain of a differential amplifier
03/19/1997EP0763881A2 Magnetic micro-mover
03/19/1997EP0763824A1 Data recovery method and apparatus for jitter tolerant peak detected channels
03/19/1997EP0763820A1 Magnetic disk drive units
03/19/1997EP0763819A1 Stabilization of giant magnetoresistive transducers
03/19/1997EP0763748A2 Magnetoresistive element having large low field magnetoresistance
03/19/1997EP0763238A2 Recording and reproduction of an information signal comprising packets that may occur irregularly as a function of time in the serial datastream of the information signal
03/19/1997EP0763236A2 Device for optically scanning a recording medium
03/19/1997EP0750780A4 Reading/writing information on a storage medium
03/19/1997EP0517473B1 Miniature disk drive having embedded sector servo with split data fields and automatic on-the-fly data block sequencing
03/19/1997CN2249947Y Permenant magnet pick-up
03/19/1997CN1145517A Magnetic disc storage system
03/19/1997CN1145513A Magnetic head and magnetic head apparatus
03/18/1997USRE35477 Thin film head slider fabrication process
03/18/1997US5613082 Control of record media using device only accessible control areas and directory of media control marks and error history
03/18/1997US5612843 Method for accurately setting the gap in an inductive magnetic head
03/18/1997US5612842 Disc drive system
03/18/1997US5612841 Flexure assembly for hard disc drive heads
03/18/1997US5612840 Magnetic spring arm assembly including structure for preventing damage to a conductive layer resulting from bending
03/18/1997US5612839 Contact recording slider with active contact surfaces
03/18/1997US5612838 Oxidation-stabilized hydrocarbon liquid bearings for lubricated disk drives
03/18/1997US5612834 Servo burst controller for a magnetic disk
03/18/1997US5612833 Radial self-propagation pattern generation for disk file servowriting
03/18/1997US5612830 Method and apparatus for cleaning disks upon reaching a disk drive start-stop cycle threshold
03/18/1997US5612828 Write driver with improvements for risetime
03/18/1997US5612827 Data recorder having self-diagnostic function using magnetic tape
03/18/1997US5612602 Device and method comprising a motor and/or a digital signal processor, means for supplying signals of a plurality of channels in serial form, or means for causing an actuator to abut an object
03/18/1997US5612146 Soft-magnetic multilayer thin film for use in a thin-film magnetic head and a method of manufacturing the same
03/18/1997US5612145 Neodymium, iron, boron alloy thin film
03/18/1997US5612138 Polyester raw material, and film produced therefrom
03/18/1997US5612134 Magnetic recording medium having a carbon protective layer and a fluoro-lubricant supplied from a backcoat layer
03/18/1997US5612122 Multilayer magnetic recording disks or tapes with nonmagnetic undercoatings on films with magnetic layers
03/18/1997US5612098 Method of forming a thin film magnetic structure having ferromagnetic and antiferromagnetic layers
03/18/1997US5611873 High pressure-low pressure single cylinder turbine rotor and method of making
03/18/1997US5611862 Method and apparatus for manufacturing head drums coated with diamond-like carbon coating film using high-frequency plasma
03/18/1997US5611826 Abrasive tape
03/13/1997WO1997009714A1 Dynamically programmable magneto-resistive head write and read bias currents
03/13/1997WO1997009676A1 System and method for on-line, real-time, data migration
03/13/1997WO1997009460A1 Discrete track media produced by underlayer laser ablation
03/13/1997DE19636578A1 Prodn. of magnetic recording medium
03/13/1997DE19636118A1 Servo scanning clock generator especially for disc drive and recording device
03/12/1997EP0762757A2 Method of recording image data