Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
12/1996
12/19/1996WO1996041125A1 Apparatus for determining the dynamic position and orientation of a transducing head relative to a storage medium
12/19/1996WO1996041034A1 Electrically tunable coatings
12/19/1996WO1996040502A1 Improved methods for the manufacture of magnetically responsive particles
12/19/1996WO1996040446A1 Erosion resistant diamond-like nanocomposite coatings for optical components
12/19/1996WO1996039943A1 Diamond-like nanocomposite corrosion resistant coatings
12/19/1996WO1996029791A3 Method and apparatus for offset frequency estimation for a coherent receiver
12/19/1996CA2224068A1 Electrically tunable coatings
12/19/1996CA2224009A1 Monostable active latch for a disk drive actuator
12/18/1996EP0749113A1 Magnetic disk unit with an impact force applying mechanism
12/18/1996EP0749112A2 Magnetoresistive transducer with spin-valve structure and manufacturing method of the same
12/18/1996EP0748502A1 A table driven method and apparatus for automatic split field processing
12/18/1996EP0748501A1 Oxidation-stabilized hydrocarbon liquid bearings for lubricated disk drives
12/18/1996EP0482217B1 Magnetic recording medium with a double-layered structure and method of manufacturing the same
12/18/1996CN1138198A Technique for generating audible signals in disk drive employing voice coil actuator
12/18/1996CN1138197A Edge strengthened substrate of data storage disk and method for fabricating same
12/18/1996CN1138191A Seek actuator for optical recording
12/18/1996CN1138187A Magnetic disk and method for manufacturing the same and magnetid disk unit obtained by the same
12/18/1996CN1138186A Method for judging hub size of VTR (video tape recorder)
12/18/1996CN1138185A Slider supporting structure of magnetic disk unit
12/17/1996US5586306 Integrated circuit servo system control for computer mass storage device with distributed control functionality to reduce transport delay
12/17/1996US5586144 Receiving arrangement including a variable equalizer, which variable equalizer is controlled on the basis of one or more signal portions produced by the variable equalizer
12/17/1996US5586091 Magnetooptical recording apparatus including a control circuit for driving a switch element between on and off states in accordance with an error detection
12/17/1996US5586040 Process and apparatus for controlled laser texturing of magnetic recording disk
12/17/1996US5585989 Magnetic disc substrate and a magnetic disc using the same
12/17/1996US5585986 Digital magnetoresistive sensor based on the giant magnetoresistance effect
12/17/1996US5585985 Magneto-resistive head including a film of hard magnetic material
12/17/1996US5585984 Magnetic head
12/17/1996US5585983 Magnetic head
12/17/1996US5585982 For recording and/or reproducing signals on a tape recording
12/17/1996US5585981 Method and device for fastening a voice coil motor of a hard disk drive
12/17/1996US5585980 Low friction device for an actuator arm of a disk drive
12/17/1996US5585979 Assembly and method for wire encapsulation within head gimbal assemblies of DASD files
12/17/1996US5585978 Arcuate scan tape drive
12/17/1996US5585977 Recording/reproducing apparatus and method embodying a unique scanning magnetic transducer
12/17/1996US5585976 Digital sector servo incorporating repeatable run out tracking
12/17/1996US5585973 Magnetic recorder and/or reproducer of eliminating crosswalk interference in both a long time record mode and a standard record mode
12/17/1996US5585932 Video index search apparatus and method therefor employing amplitude-variable tracking signals
12/17/1996US5585199 Multilayer laminate spin valve film
12/17/1996US5585198 Magnetorsistance effect element
12/17/1996US5585159 Recording medium capable of suppressing resonance from recording and reproducing devices
12/17/1996US5585140 Forming material that is not ferromagnetic
12/17/1996US5585139 Magnetic recording medium and the production thereof
12/17/1996US5585032 Ferromagnetic fine powder for magnetic recording
12/17/1996US5584451 Apparatus for attaching a printed circuit cable to an actuator arm in a disc drive assembly using formed PCC bracket
12/17/1996US5584116 Method for fabricating a magnetic head
12/12/1996WO1996039697A1 Error correction via programmable bias current for mr recording heads
12/12/1996WO1996039692A1 Mr head differential micro-jog
12/12/1996WO1996039691A1 Flux enhanced write transducer and process for producing the same in conjunction with shared shields on magnetoresistive read heads
12/12/1996DE19622627A1 Automatic amplifier control and regulation system esp. for video signals
12/12/1996DE19520775A1 Track guide for roller for thin layer of paper or plastic
12/12/1996CA2223410A1 Mr head differential micro-jog
12/12/1996CA2223146A1 Error correction via programmable bias current for mr recording heads
12/11/1996EP0747891A1 Vapor lubrication of fractionated lubricant on thin film discs
12/11/1996EP0747890A1 Center rail slider for proximity recording
12/11/1996EP0747889A1 Matrix write/read head with zigzag structure
12/11/1996EP0747888A2 MR-head having parasitic shield for electrostatic discharge protection
12/11/1996EP0747887A2 Method of fabricating an inverted magnetoresistive head
12/11/1996EP0747886A2 Soft adjacent layer biased magnetoresistive device incorporating a natural flux closure design utilizing coplanar permanent magnet thin film stabilization, and process for manufacturing same
12/11/1996EP0747885A1 Thin-film transducer for undershoot reduction
12/11/1996EP0747506A1 Plating on nonmetallic disks
12/11/1996EP0746877A1 Integrated digital magnetic field detectors
12/11/1996EP0746851A1 Enhancing operations of video tape cassette players
12/11/1996EP0746850A1 System and method for encoding a servo address
12/11/1996EP0746849A1 Magnetic head provided with write elements and read elements
12/11/1996EP0746848A1 Synchronous read channel
12/11/1996EP0626091B1 Magnetic recording medium with bumpy backside coating derived from block copolymers
12/11/1996EP0535112B1 Optical servo system for magnetic disk
12/11/1996CN1137834A Record carrier, recording device and reading device
12/11/1996CN1137833A Apparatus for recording and/or reproducing video signals and audio signals in/from inclined tracks on a magnetic tape, and magnetic tape for such apparatus
12/11/1996CN1137733A Cleaning device for contact surface on PCB
12/11/1996CN1137673A System and method for encoding servo adress
12/11/1996CN1137672A Automatic tracking apparatus and method therefor during abnormal speed playback
12/11/1996CN1137669A 磁记录介质 Magnetic recording media
12/11/1996CN1137668A Magnetic head device and method of producing same
12/11/1996CN1033516C Polymeric film with bottom coating, its producing method and application
12/10/1996US5583838 Recording apparatus having data recording rate phase-synchronized to recording time data recorded on a recording medium
12/10/1996US5583728 Improved magnetic head having smoothed chamfered surface for reducing magnetic scattering
12/10/1996US5583727 Multiple data layer magnetic recording data storage system with digital magnetoresistive read sensor
12/10/1996US5583726 Magneto-resistive head using flux guide
12/10/1996US5583725 Spin valve magnetoresistive sensor with self-pinned laminated layer and magnetic recording system using the sensor
12/10/1996US5583722 Negative pressure slider with optimized leading pocket for profile control
12/10/1996US5583721 Connecting device of a flexible printed circuit in a hard disk drive
12/10/1996US5583720 Magnetic disk drive and flexible printed board used in such drive
12/10/1996US5583712 Magnetic recording system having spiral tracks
12/10/1996US5583711 Greater capacity writing method for a belt-driven tape cartridge or the like
12/10/1996US5583709 Method and apparatus for automatically selecting a noise reduction circuitry in playback mode
12/10/1996US5583708 Circuit for detecting unrecorded portion of recording medium
12/10/1996US5583705 Write precompensation optimization in a PRML channel using a selected PRML signal level
12/10/1996US5583650 Digital recording and playback device error correction methods and apparatus for use with trick play data
12/10/1996US5582927 High magnetic moment materials and process for fabrication of thin film heads
12/10/1996US5582914 Magnetic recording media
12/10/1996US5582910 Magnetic recording medium
12/10/1996US5582897 Magnetic recording medium
12/10/1996US5582878 Focusing ultraviolet laser beam on glass or silicon substrate, forming undercoat, magnetic layer, protective coating
12/10/1996US5582860 Controlling magnetic and electrical properties by localized annealing of selected areas
12/10/1996US5582645 Magnetic dispersion coating apparatus having high shear regions
12/10/1996US5581905 Coated substrate drying system
12/05/1996WO1996038840A2 Magnetic recording apparatus
12/05/1996WO1996038839A1 Adaptive preamplifier for resonance tuning useful in a disk drive
12/05/1996WO1996038838A2 Magnetic reproduction apparatus provided with a cross-talk reduction system