Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
06/1998
06/30/1998US5774293 Magnetic recording and/or reproducing apparatus with automatic control of separation between the magnetic head and the record carrier surface
06/30/1998US5774291 Voltage measurement circuit for a magnetoresistive head installed in a disk enclosure
06/30/1998US5774290 Reproducing apparatus for varying clock frequencies based upon azimuth angles of a plurality of heads
06/30/1998US5774288 Data recorder
06/30/1998US5774287 System and method employing buffering mechanism with interface for providing compatibility between recording formats
06/30/1998US5774286 Magnetic disk drive in which read data is demodulated using maximum likelihood detection method
06/30/1998US5774285 Selection of optimal read/write channel parameters in a hard disc drive
06/30/1998US5774284 Information reproduction apparatus for a camera
06/30/1998US5774192 Apparatus for recording/reproducing video data to/from a solid-state
06/30/1998US5773948 Servo control gain correction method of disk recording system
06/30/1998US5773157 Magnetic recording medium with fungiresistance and process for manufacturing same
06/30/1998US5773137 Chlorine-free binder comprising polyurethane resin, corrosion resistance, durability
06/30/1998US5773133 Magnetic recording medium
06/30/1998US5773124 Magnetic recording medium comprising a protective layer having specified electrical resistivity and density
06/30/1998US5773116 Data storage medium, images, text, pixels
06/30/1998US5773093 Apparatus for controlling application of excess coating liquid in curtain coating and method of coating
06/30/1998US5772857 Method of manufacturing CoCrTa/CoCrTaPt bi-layer magnetic thin films
06/30/1998US5772797 Soft magnetic thin film, method for preparing same and magnetic head
06/30/1998US5772794 Manufacturing method of magnetic head apparatus with spin valve effect magnetoresistive head
06/30/1998US5772493 Method and apparatus for controlling the lapping of magnetic heads
06/30/1998US5771764 Use of cutting tools for photographic manufacturing operations
06/30/1998US5771571 Method for manufacturing thin film slider with on-board multi-layer integrated circuit
06/30/1998US5771570 Method of manufacturing a slider/suspension having an improved crown sensitivity
06/30/1998US5771569 Manufacturing method for magnetic head suspension
06/30/1998US5771568 Method for manufacturing a head suspension having electrical trace interconnects with reduced capacitance
06/25/1998WO1998027653A1 Data and servo sampling in synchronous data detection channel
06/25/1998WO1998027548A1 Magnetic disk and magnetic disk apparatus using the same
06/25/1998WO1998027547A1 Bimorph piezoelectric microactuator head and flexure assembly
06/25/1998WO1998027546A1 E-block head stack microactuator assembly
06/25/1998WO1998027545A1 Method of manufacturing a layered magnetic head and a magnetic head
06/25/1998WO1998027513A1 Prepaid card
06/25/1998DE19751537A1 Recording compensation device for video cassette recorder
06/24/1998EP0849725A1 Magnetic recording medium
06/24/1998EP0848863A1 Long pulse vanadate laser
06/24/1998EP0628198B1 Data recording system having improved bookkeeping capability
06/24/1998CN1185855A Suspension with integrated conductor having controlled capacitance
06/24/1998CN1038883C Rotary magnetic recording and reproducing apparatus
06/24/1998CN1038882C Magnetic recorder and/or reproducer
06/23/1998US5771332 8 MM video tape recording/reproducing apparatus capable of performing a high-speed search operation
06/23/1998US5771329 Recording mode control method for combined video appliances
06/23/1998US5771144 Cleaning device for a contact surface of a printed circuit board
06/23/1998US5771142 Multitrack magnetic write/read head arrangement with integal multiple head gap widths
06/23/1998US5771141 Magnetoresistive head and magnetic recording/reproducing apparatus
06/23/1998US5771139 Integrated spring head/gimbal assembly holder
06/23/1998US5771138 For use in a disk drive
06/23/1998US5771137 Thermally stable magnetic head assembly with magnetic head legs bonded to insular portions connected to flexible frame via bridges
06/23/1998US5771136 Suspension assembly for mounting a head slider having a flexure with a shock limiter
06/23/1998US5771135 For use with a data transducer
06/23/1998US5771134 Floating type of magnetic head used in a magnetic recording apparatus and method for producing the same
06/23/1998US5771133 Floating magnetic head
06/23/1998US5771131 Tracking in hard disk drive using magnetoresistive heads
06/23/1998US5771130 For use in positioning a transducer located on a hard drive arm
06/23/1998US5771128 For a recording and reproduction system
06/23/1998US5771126 Hard disk drive with reduced sized servo sectors and driving method therefor
06/23/1998US5770968 Differential amplifier with proxy load for control of output common mode range
06/23/1998US5770302 Magnetic recording medium
06/23/1998US5770294 Injected nitrogen ions in carbon coating
06/23/1998US5770133 Method for fabricating a vibration isolating data storage system housing
06/23/1998US5770097 Control of etch selectivity
06/23/1998US5769937 High-purity ferromagnetic iron oxide pigments
06/23/1998US5769912 System and method of vapor recovery in industrial washing equipment
06/23/1998CA2143081C Method of optimizing read channel of disk driving recording apparatus by using error rate
06/18/1998WO1998026588A1 Speed controlling circuit of dubbing recorder and dubbing equipment using the speed controlling circuit
06/18/1998WO1998026411A1 Method and apparatus for detecting head flying height in a disk drive
06/18/1998WO1998026410A1 System for recording and/or reproducing information, medium for use in the system, and magnetic write head and arrangement for formatting the medium
06/18/1998WO1998026409A1 Apparatus and method for detecting read/write gap failure and switching to an alternative read/write gap
06/18/1998WO1998026102A1 Method of controlling infiltration of complex-shaped ceramic-metal composite articles and the products produced thereby
06/18/1998WO1998025766A1 Biaxially oriented laminated polyester film for magnetic recording media
06/17/1998EP0848378A1 Magnetic recording medium
06/17/1998EP0848377A1 Servo pattern writing method for magnetic disk drives, and magnetic disk drive adopting the method
06/17/1998EP0848376A2 Microstep driving of an optical head after a track jump
06/17/1998EP0848375A2 Low bias current paired magnetoresistive element head with misaligned anisotropy axes
06/17/1998EP0847961A1 Titanium oxide particles, substrate for magnetic recording medium and magnetic recording medium using the same
06/17/1998EP0847579A2 Flexible adjustable smoothing blade
06/17/1998EP0847577A1 Multitrack tape device using a movable magnetic head with a planar surface and comprising tape supporting means
06/17/1998EP0847543A1 Dark field, photon tunneling imaging systems and methods
06/17/1998EP0824752A4 Head park mechanism in a data storage device for preventing accidental damage
06/17/1998EP0771435A4 Method and apparatus for offset frequency estimation for a coherent receiver
06/17/1998EP0696295B1 Carboxylic-acid functional polyurethane polymers and their use in magnetic recording media
06/17/1998EP0505555B1 Method and apparatus for high speed duplication of audio or digital signals
06/17/1998CN1185217A Video media security and tracking system
06/17/1998CN1185005A Servo Pattern writing method for magnetic disk drives, and magnetic disk drive adopting the method
06/17/1998CN1184998A Magnetic head, magnetic recording and regeneration device contg. same and method for mfg. said magentic head
06/17/1998CN1038794C Regenerator of magnetic recording
06/16/1998US5768613 Computing apparatus configured for partitioned processing
06/16/1998US5768320 Read system for implementing PR4 and higher order PRML signals
06/16/1998US5768246 Method and apparatus for recording and reproducing digital data using frequency domain conversion and detection
06/16/1998US5768226 Information recording and/or reproducing method and apparatus in which seek of a recording and/or reproducing head is corrected on the basis of detected moving velocity
06/16/1998US5768076 Magnetic recording disk having a laser-textured surface
06/16/1998US5768075 Disk medium w/magnetically filled features aligned in rows and columns
06/16/1998US5768073 Thin film magnetic head with reduced undershoot
06/16/1998US5768072 Magnetic head for magnetic recording and reproduction
06/16/1998US5768071 Spin valve sensor with improved magnetic stability of the pinned layer
06/16/1998US5768070 Horizontal thin film write, MR read head
06/16/1998US5768069 Self-biased dual spin valve sensor
06/16/1998US5768068 Head/suspension design having fewer signal wires and making the same
06/16/1998US5768067 Magnetoresistive head using exchange anisotropic magnetic field with an antiferromagnetic layer
06/16/1998US5768066 Magnetoresistive head having an antiferromagnetic layer interposed between first and second magnetoresistive elements
06/16/1998US5768065 Thin film magnetic head
06/16/1998US5768064 Actuator arm assembly having a removable actuator arm