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
11/04/1997US5684915 Digital VTR for recording special replay data with appended error correction codes
11/04/1997US5684661 Magnetic head assembly and method for reading and/or writing data onto a thin magnetic layer placed on a photographic element
11/04/1997US5684660 Thin film coil head assembly with protective planarizing cocoon structure
11/04/1997US5684659 Magnetic head with coil formed by thin film
11/04/1997US5684658 High track density dual stripe magnetoresistive (DSMR) head
11/04/1997US5684657 Linear guide arrangement, device comprising a linear guide arrangement and a head for reading and/or writing information from/on a medium, and information reproducing and/or recording apparatus comprising a linear guide arrangement
11/04/1997US5684656 Head drum for a recording/reproduction device
11/04/1997US5684653 Method and apparatus for minimizing seek time in a disk drive by increasing power amplifier power based on power amplifier voltage head room
11/04/1997US5684652 Rotary magnetic head device using plural magnets and coils to position plural magnetic heads
11/04/1997US5684651 Magnetic disk system having servo signal detecting function depending on recording density of servo data
11/04/1997US5684650 Digital servo control system for use in disk drives
11/04/1997US5684649 Recording/reproducing apparatus with read-after-write capability
11/04/1997US5683568 Electrodeposition of nickel-iron thin films from baths of ethylenediamine and diethylenetriamine with nickel chloride and iron chloride
11/04/1997US5683561 Apparatus and method for high throughput sputtering
11/04/1997US5683538 Control of etch selectivity
11/04/1997US5682780 Gram load, static attitude and radius geometry adjusting system for magnetic head suspensions
11/04/1997US5682669 Method of making a magnetic head gimbal suspension assembly with double dimple
10/1997
10/30/1997WO1997040495A1 Writing and reading high density magnetic tapes
10/30/1997WO1997040493A1 Thin-film magnetic recording heads and systems and methods for manufacturing the same
10/30/1997WO1997040492A1 Arrangement for segment-by-segment recording of information signals on an intermittently drivable magnetic tape
10/30/1997WO1997039876A1 Aromatic polyamide film, method of manufacturing the same and magnetic recording medium using the same film
10/30/1997DE19717710A1 Fastening device for head cylinder in magnetic recorder
10/30/1997DE19717560A1 Acicular goethite, haematite and magnetic iron alloy particles
10/30/1997DE19715678A1 Head positioning error compensation in hard disk drive
10/30/1997DE19715131A1 Digital signal recording and reproduction method
10/30/1997DE19711733A1 Magnetic recording medium
10/30/1997DE19710205A1 Magnetic tape with magnetic layer on substrate protected by carbon@ layer
10/30/1997CA2252979A1 Thin-film magnetic recording heads and systems and methods for manufacturing the same
10/30/1997CA2225074A1 Aromatic polyamide film,its method of production and magnetic recording media employing same
10/29/1997EP0803882A1 Corrosion resistant amorphous magnetic alloys
10/29/1997EP0803863A2 Magnetic head apparatus and magnetic recording apparatus using the same
10/29/1997EP0803862A2 Magnetoresistive head using sense currents of opposite polarities
10/29/1997EP0803702A2 Micro needle probe apparatus
10/29/1997EP0803158A1 Wide biphase digital servo information, detection, and estimation for disk drive using viterbi detection
10/29/1997EP0803120A1 System, apparatus and method for recording and reproducing information
10/29/1997EP0803119A1 Disk drive stiction release system
10/29/1997EP0802964A1 Data storage device with improved roller lubricant characterized by stable viscosity over wide range of temperatures
10/29/1997EP0802886A1 Preparation of metal oxide powders using activated ball milling
10/29/1997EP0802880A1 Linear guide arrangement, device comprising a linear guide arrangement and a head for reading and/or writing information from/on a medium, and information reproducing and/or recording apparatus comprising a linear guide arrangement
10/29/1997EP0712530B1 Substrate having a carbon rich coating
10/29/1997EP0657059B1 Bidirectional thin-film magnetoresistive tape head assembly
10/29/1997CN1163672A Recording and reproducing apparatus of helical scan type
10/29/1997CN1163458A Tape pre-formatting by uniform data storing section
10/29/1997CN1163449A Improved actuator apparatus with plastic C-block
10/29/1997CN1163448A 磁头鼓 Head drum
10/29/1997CN1163447A Magnetic head drum assembly for cassette video tape recorder
10/29/1997CN1163390A Method for measuring real space length by camera shooting and optical system correcting method and datum gauge
10/28/1997US5682360 Recording and reproducing apparatus for use with a recording medium having an optical recording layer and magnetic recording layer
10/28/1997US5682284 Read sensitivity function for barberpole bias design magnetoresistive sensor having curved current contacts
10/28/1997US5682283 Rotary head apparatus having short distance between magnetic heads and rotary transformer
10/28/1997US5682279 Magnetic head support device of floating type
10/28/1997US5682274 Method and apparatus for positioning transducers to correct for read and write element misregistration offsets which vary dependent on rotary actuator angular position across a disk medium
10/28/1997US5682272 Disk drive and method for retrying a read operation upon detecting a read error
10/28/1997US5682271 Electronic device for the fast duplication of magnetic tapes
10/28/1997US5682159 Method and apparatus for reducing phase lag resulting from digital to analog conversion
10/28/1997US5681919 Magnetic recording binder containing aminoalkylphosphonate salt
10/28/1997US5681896 Self-wetting binders for magnetic media
10/28/1997US5681636 Printing a masking pattern onto substrate by offset printing
10/28/1997US5681635 Magnetic recording medium having a ceramic substrate, an underlayer having a dense fibrous zone T structure, and a magnetic layer
10/28/1997US5681609 Method of manufacturing a magnetic recording disk
10/28/1997US5681500 Magnetic oxide having a large magnetoresistance effect at room temperature
10/28/1997US5681426 Protecting the dielectric layer by vapor depositing a carbon barrier layer sandwiched between magnetic and dielectric layers; photolithography
10/28/1997CA2081511C Size-independent, rigid-disk, magnetic, digital-information storage system with localized read/write enhancements
10/23/1997WO1997039488A1 Geometrically enhanced magnetoresistance in trilayer tunnel junctions
10/23/1997WO1997039450A1 Method and apparatus for non-contact servo writing
10/23/1997WO1997039447A1 A flying head positioner with fine positioning
10/23/1997WO1997039446A1 Optical disk drive with a plurality of optical heads of different types
10/23/1997WO1997039445A1 Method and apparatus for detecting the minimum glide height of a flying head and for focusing a lens carried on a flying head
10/23/1997WO1997039443A1 Magnetic recording medium and method for magnetic signal writing thereof
10/23/1997WO1997039442A1 Magnetic recording medium
10/23/1997WO1997039441A1 Flying head with adjustable actuator load
10/23/1997WO1997039440A1 Thin film tape head with reduced pole-tip recession
10/23/1997CA2251608A1 Geometrically enhanced magnetoresistance in trilayer tunnel junctions
10/22/1997EP0802527A1 Optical disk, optical recorder, optical reproducing device, encrypted communication system, and authorizing system for use of program
10/22/1997EP0802526A2 Storage device
10/22/1997EP0802525A1 System for reading magnetic information including a detector for thermal asperity
10/22/1997EP0801793A1 Sputtered thermally cycled texture layers formed of high melting point materials
10/22/1997EP0801792A1 Recording and reproducing an information signal on/from a longitudinal record carrier provided with tracking signals
10/22/1997EP0801791A1 Method and apparatus for recording a binary signal onto a record carrier
10/22/1997EP0789903A4 Low flying magnetic heads for stabilizing flexible media
10/22/1997EP0738210A4 Memory material and method for its manufacture
10/22/1997CN1162936A Magnetic dispersion conditioning process
10/22/1997CN1162815A Method for incorporating disk media into magnetic disk drive
10/22/1997CN1162811A Apparatus for laser texturing disks
10/22/1997CN1162810A Mangetic disk drive with zone textured magnetic disk and control method
10/21/1997US5680640 System for migrating data by selecting a first or second transfer means based on the status of a data element map initialized to a predetermined state
10/21/1997US5680587 Enhanced-performance floppy diskette subsystem
10/21/1997US5680499 Time-lapse video cassette recorder
10/21/1997US5680285 Magnetic disk having improved surface configuration and magnetic disk unit including same
10/21/1997US5680283 Magnetic head and magnetic disk drive
10/21/1997US5680282 Getter layer lead structure for eliminating resistance increase phonomena and embrittlement and method for making the same
10/21/1997US5680281 Edge-biased magnetoresistive sensor
10/21/1997US5680280 Magnetic field sensor using heterojunction bipolar transistors
10/21/1997US5680279 Audio head assembly for use in a video cassette recorder
10/21/1997US5680278 Apparatus for combining linear and rotational motion of an azimuth read/write head
10/21/1997US5680277 Apparatus for attaching a printed circuit cable to actuator arm disc drive assembly
10/21/1997US5680276 Magnetic disk drive with a magnetic head rotationally actuated
10/21/1997US5680275 Adjustable solder bump spacer for slider-suspension attachment
10/21/1997US5680274 Integrated suspension for an information storage system having electrostatic discharge protection
10/21/1997US5680272 Digital servo control system for use in disk drives