Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
11/1997
11/18/1997US5688591 Magnetic recording medium containing an unsaturated fatty acid diester of a dihydric alcohol
11/18/1997US5688380 Method of producing giant magnetoresistive material film and magnetic head
11/18/1997US5687597 Gram load adjusting system for magnetic head suspensions
11/18/1997US5687479 Electrical trace interconnect assembly
11/18/1997CA2113665C Calender for material webs of paper or the like
11/13/1997WO1997042629A1 Magnetic recording medium with laser textured glass or glass-ceramic substrate
11/13/1997WO1997042628A1 Laser texturing of magnetic recording medium using multiple lens focusing
11/13/1997WO1997042627A1 Air actuated latching mechanism rotationally resistant to rotational shock force
11/13/1997WO1997042548A1 Lithographical process for production of nanostructures on surfaces
11/13/1997CA2253882A1 Lithographical process for production of nanostructures on surfaces
11/13/1997CA2226227A1 Air actuated latching mechanism rotationally resistant to rotational shock force
11/12/1997EP0806765A2 Magnetic head holding device
11/12/1997EP0806764A2 Counter balanced rotary airlock actuator latch assembly for disk drive
11/12/1997EP0806763A2 Head/pre-amp ribbon interconnect for data storage devices
11/12/1997EP0806762A2 Magnetic head
11/12/1997EP0806080A1 Amplifier
11/12/1997EP0806042A1 Dual identification for data fields of a disk drive
11/12/1997EP0806037A1 Magnetic recording disk
11/12/1997EP0806036A1 Off-track pes calibration for a magneto-resistive element
11/12/1997EP0806035A1 Compliant anchor for securing disk drive actuator bearing
11/12/1997EP0806034A1 Low profile thin film write head
11/12/1997EP0806033A1 Combination of a magnetic record carrier and an apparatus for recording a digital information signal in a track on said record carrier
11/12/1997EP0806003A1 Methods and apparatus for controlling access to a recording disk
11/12/1997EP0786133A4 Synchronous detection of concurrent servo bursts for fine head position in disk drive
11/12/1997EP0428617B1 Dual deck videocassette recorder system
11/12/1997CN2267508Y Carrier mechanism for level spacing recording tape
11/12/1997CN1164915A Apparatus and method for sputtering carbon
11/12/1997CN1164776A Single-ended supply preamplifier with high power supply rejection ratio
11/12/1997CN1164775A Apparatus for switching channels within multi-channel read/write preamplifier circuit
11/12/1997CN1164741A Recording mode control method for combined video appliances
11/12/1997CN1164740A Magnetic disk device with dummy write function
11/12/1997CN1164739A Randomly ordered data block envelope tape format
11/12/1997CN1164730A Magnetic head drum assembly
11/12/1997CN1164729A Method of manufacturing bottomed hollow cylinder using press
11/11/1997US5687275 Trick play data indentification methods and apparatus for use with digital video recording and playback devices
11/11/1997US5687142 Disc apparatus having a plurality of reading/recording head driving manners for disc track seeking movement
11/11/1997US5687141 Method and apparatus for recording information on magnetooptical recording medium while canceling external stray magnetic field
11/11/1997US5687046 For transfer of data to a magnetic disk rotating in a plane
11/11/1997US5687045 Thin film magnetic head and production method thereof and magnetic disk drive equipped with this thin film magnetic head
11/11/1997US5687044 Magnetoresistive head with micro-crystallite shielding layer
11/11/1997US5687043 Head drum assembly for use in a video cassette recorder
11/11/1997US5687042 Data storage device
11/11/1997US5687038 Servo method and device for controlling head position for a hard disk drive
11/11/1997US5687036 Selection of optimum write current in a disc drive to minimize the occurrence of repeatable read errors
11/11/1997US5686837 Magnetic field sensor and instrument comprising such a sensor
11/11/1997US5686549 Functionalized polysiloxanes
11/11/1997US5686548 Polymers useful in forming self-assembled bonded anisotropic ultrathin layers and their use
11/11/1997US5686193 Silicon-aluminum-iron alloy, transducers, magnetic disks
11/11/1997US5686177 Ferromagnetic metal thin film, cobalt
11/11/1997US5686166 Aromatic polyamide or polyimide, durability, smoothness
11/11/1997US5686142 Process of producing magnetic recording tape having textured backcoat
11/11/1997US5686137 Method of providing hexagonal ferrite magnetic powder with enhanced coercive force stability
11/11/1997US5686136 Amino-quinones, and their use in providing corrosion resistance to metals
11/11/1997US5686013 Magnetic recording medium
11/11/1997US5686012 Modified particles
11/11/1997US5685958 Method of fabricating a magnetic recording medium
11/11/1997US5685645 Roll balance sub-ambient pressure air bearing slider
11/11/1997US5685064 Process of manufacturing a magnetic head slider assembly
11/07/1997CA2204567A1 Counter blanced rotary arilock actuator latch assembly for disk drive
11/06/1997WO1997041601A1 All-metal, giant magnetoresistive, solid-state component
11/06/1997WO1997041558A1 Pwm/linear driver for disk drive voice coil actuator
11/06/1997WO1997041554A1 Esd protection of magnetic heads
11/06/1997WO1997041553A1 Magnetic media having partitioned and presaturated data tracks
11/06/1997WO1997041552A1 Method and apparatus for spectral analysis in a disk recording system
11/06/1997WO1997041551A1 Apparatus for reproducing a digital information signal from a record carrier
11/06/1997WO1997041550A1 Magnetic data reading apparatus and method using inductive and magnetoresistive heads
11/06/1997DE19717644A1 Magnetic disc system and magnetic head construction
11/06/1997DE19716662A1 Magnetic head guide elements for magnetic disc system
11/06/1997DE19708069A1 Magnetoresistive transducer with soft magnetic cobalt-iron alloy layer
11/06/1997DE19649859A1 Inductive thin film read write head for magnetic disc system
11/06/1997CA2225955A1 Method and apparatus for spectral analysis in a disk recording system
11/05/1997EP0805589A1 Video data recording/reproducing system, audio/video data recording/reproducing device, its system, and data reproducing device
11/05/1997EP0805502A2 Magnetoresistance effect element and magnetoresistance effect sensor
11/05/1997EP0805448A2 Gain and phase constrained adaptive equalizing filter in a sampled amplitude read channel for magnetic recording
11/05/1997EP0805447A2 Adaptive equalization and interpolated timing recovery in a sampled amplitude read channel for magnetic recording
11/05/1997EP0805437A2 Reproducing circuit for a magnetic head
11/05/1997EP0805436A2 Reproducing circuit for a magnetic head
11/05/1997EP0804846A1 Synchronous detection of wide bi-phase coded servo information for disk drive
11/05/1997EP0804828A1 D.c. brushless motor with minimized net radial forces and low cogging torque
11/05/1997EP0804794A2 Non-destructive in-situ landing velocity determination of magnetic rigid disk drives
11/05/1997EP0804793A2 Fm detection of slider-disk interface
11/05/1997EP0804792A1 Apparatus for recording an information signal on a record carrier provided with tracking signals and a record carrier having such information signals
11/05/1997EP0804790A1 Actuator for data storage device
11/05/1997EP0804789A1 Arrangement comprising a magnetic write head, and write amplifier with capacitive feed-forward compensation
11/05/1997EP0804768A1 Low power filter coefficient adaptation circuit for digital adaptive filter
11/05/1997EP0804630A1 Diamond-like carbon coated transducers for magnetic recording media
11/05/1997EP0772871A4 Transducer/flexure/conductor structure for electromagnetic read/write system
11/05/1997CN2266774Y Efficient non-cleaning disk
11/05/1997CN1164105A Magnetic recorder
11/05/1997CN1164104A Magnetic disk drive
11/05/1997CN1164103A Magnetic data reading apparatus and method using inductive and magnetoresistive heads
11/05/1997CN1164099A Pole base moving apparatus of tape recorder
11/05/1997CN1164090A Magnetic disk
11/05/1997CN1164089A Method of electrostatic discharge protection of magnetic heads in magnetic storage system
11/05/1997CN1164088A Magnetoresistive transducer, method for forming magnetic film, and magnetic recording/reproducing drive
11/05/1997CN1164087A Thin film inductive head, method for fabricating the same and magnetic writing/reading drive
11/05/1997CN1164086A Digital signal recording apparatus and digital signal processing apparatus
11/04/1997US5684972 Programmable servo burst sequencer for a disk drive
11/04/1997US5684917 Apparatus and method for recording and reproducing digital video data in a variable-speed mode
11/04/1997US5684916 Apparatus and method for automatic tracking during abnormal playback of a video tape