Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
11/1992
11/26/1992DE4217098A1 Magnetic core comprising coated iron@-nickel@ alloy - with coating system comprising nickel oxide and wustite, magnetite, and haematite
11/26/1992DE4216896A1 Magnetic tape recording and playback system - has multiple recording heads and playback heads on single block that can be position adjusted using control track data
11/25/1992EP0515147A1 Magnetic recording medium
11/25/1992EP0515146A1 Magnetic recording medium
11/25/1992EP0514991A2 Method and apparatus for digital filter control in a partial-response maximum-likelihood disk drive system
11/25/1992EP0514976A2 Combined read/write magnetic head
11/25/1992EP0514600A1 Thin film transducer/transformer assembly
11/25/1992EP0505363A4 Multiple actuator disk drive
11/25/1992CN2123107U Diskette write protective clamp
11/25/1992CN1066526A Closed loop localizing device
11/25/1992CN1066525A Method of feeding a magnetically biased-voltage/recording-voltage into a soundhead
11/25/1992CN1019241B Magnetic light recorder
11/25/1992CN1019240B Perpendicular magnetic recording medium, method for manufaturing thereof and method for recording and reproducing thereof
11/24/1992US5166850 Rigid, wedge-shaped mounting structure for minimizing resonances to allow rapid transverse movement of an attached head
11/24/1992US5166849 Horizontal magnetic head with hall effect and its embodiment method
11/24/1992US5166848 Automatic scan tracking mechanism
11/24/1992US5166847 Reduced stick/slip load arm assembly having a coating with a low frictional coefficient
11/24/1992US5166846 Magnetic head with shielded mounting
11/24/1992US5166845 Integrated read/write heads, flexure assembly and air-bearing structure on common unitary substrate
11/24/1992US5166842 Method for minimizing time for adjusting servo offsets in a hard disk drive
11/24/1992US5166837 For use in reading information
11/24/1992US5166836 Digital signal detecting apparatus
11/24/1992US5166834 Method and apparatus for slow-motion playback of digital video signals
11/24/1992US5166006 Textured thin-film substrate and method
11/24/1992US5165999 Magnetic recording medium containing a polyurethane resin having a modified amine acid incorporated into the resin
11/24/1992US5165981 Ceramic substrate and preparation of the same
11/24/1992CA1310750C Cassette type cleaning device for the cleaning of playing/recording head, erasing head, and capstan/pinch roller
11/24/1992CA1310747C Sound field expansion system for a video tape recorder
11/24/1992CA1310654C Dispersant composition for magnetic media
11/24/1992CA1310653C Magnetic recording medium
11/19/1992EP0514308A1 Underlayer doping in thin film magnetic recording media
11/19/1992EP0514128A2 Polymeric film
11/19/1992EP0513418A1 Magnetic recording medium
11/19/1992EP0513318A1 Capillary attraction magnetic head and method of making.
11/19/1992EP0513252A1 High purity aromatic polyester, a film and other products and devices containing such polyester as well as a process for preparing such film
11/19/1992EP0513169A1 Photographic element containing thin transparent magnetic recording layer and method for the preparation thereof.
11/19/1992EP0071618B2 Digital television tape recording
11/19/1992DE4215979A1 Integrated video and audio cassette recorder - has TV and radio tuners coupled to selectors with outputs to either VCR or audio deck units
11/19/1992DE3546829C2 Multi-track magnetic tape system with track alignment control
11/18/1992CN1066339A Digital analogue signal recording or reproducing method and equipment thereof
11/18/1992CN1066338A Recording media containing (fluorinated phenoxy) (3-perfluoroalkylphenoxy)-cyclic phosphazene lubricant
11/17/1992US5165082 Method for writing servo signals on a servo disk in a magnetic disk apparatus
11/17/1992US5164925 Opto-magnetic recording apparatus having over-write and non-over-write modes
11/17/1992US5164870 Magnetic head employing a magnetic gap material composed of Cr2 O3
11/17/1992US5164869 Magnetic recording head with integrated magnetoresistive element and open yoke
11/17/1992US5164867 Magnetic disk storage and a method for accessing a track in a magnetic disk storage
11/17/1992US5164866 Timing signal recording system of a magnetic disk apparatus
11/17/1992US5164864 Circuit for comparing high frequency amplitude modulated signals
11/17/1992US5164863 Method for writing servo patterns to a disc of a hard disc drive
11/17/1992US5164862 Optical thin film filt
11/17/1992US5164839 Method for handling audio/video source information
11/17/1992US5164439 Polyester film for magnetic recording media
11/17/1992US5164264 Composite substrate
11/17/1992US5164259 Magnetic recording medium having a specified fatty acid hydroxylaluminum salt as a lubricant contained in or on the magnetic layer
11/17/1992US5164243 Magnetic recording medium having a specified edge profile
11/17/1992US5164239 Magnetic disc assembly comprising a disc having a magnetic layer with a specified composition and a case having a specified liner
11/17/1992US5164173 Preparation of stabilized acicular ferromagnetic chromium dioxide
11/17/1992US5164031 Tape splicing method and apparatus
11/17/1992US5164025 Soft magnetic alloy film and a magnetic head using such soft a magnetic alloy film
11/17/1992US5163218 Method of making integrated magnetic read/write head/flexure/conductor structure
11/17/1992CA2068777A1 Polymeric film
11/17/1992CA1310416C Magnetooptical recording medium
11/17/1992CA1310411C Three-pole magnetic recording head
11/11/1992EP0512617A1 Method of manufacturing a thinfilm magnetic head, and magnetic head manufactured by means of said method
11/11/1992EP0512309A1 Process for stabilizing acicular ferromagnetic metal particles, essentially consisting of iron
11/11/1992EP0512171A1 Disk file with multiplexed servo system
11/11/1992EP0202343B1 Vertical magnetic head
11/11/1992CN1066143A 磁头及其制造方法 Magnetic head and manufacturing method thereof
11/11/1992CN1066142A Magnetic head unit
11/11/1992CN1066141A Floating magnetic head
11/11/1992CN1019057B Head loading mechanism for magnetic tape recorder
11/10/1992US5163162 System and method for data recovery in multiple head assembly storage devices
11/10/1992US5163032 Magneto-optical recorder with servo control system for a magnetic-field modulation system
11/10/1992US5163003 Data reproducing circuit for a memory system
11/10/1992US5162961 Composite magnetic head
11/10/1992US5162960 Magnetic head with improved core bonding
11/10/1992US5162955 Apparatus for writing servo information onto a magnetic disk
11/10/1992US5162954 Apparatus for generating an index pulse in a data storage system
11/10/1992US5162163 Magnetic recording medium having a lubricant film consisting of a mixture of two lubricants and which has two peaks of molecular weight
11/10/1992US5162162 Magnetic coating formulations and magnetic recording media
11/10/1992US5162161 Magnetic recording medium and method for fabricating the same
11/10/1992US5162158 Substrate; underlayer of uniform crystallographic orientation, Group 5B or 6B metal, bismuth or titanium; cobalt alloy crystalline recording underlayer formed by epitaxial growth of of metallic thin film, grain isolation to reduce interactions
11/10/1992US5162146 Magnetic recording medium having a plurality of magnetic layers and a specified relationship of bending stiffness
11/10/1992US5162073 Textured air bearing surface
11/10/1992US5161300 Method for manufacture of magnetic head
11/10/1992US5161299 Method of making a magnetic hybrid interleaved head
11/10/1992CA1310113C Magneto-optical recording system
11/10/1992CA1310111C High efficiency disk format and synchronization system
11/10/1992CA1310109C Apparatus for recording an information signal
11/10/1992CA1309943C Tape having a surface with a low coefficient of friction and long wear characteristics
11/05/1992DE4214367A1 Recording and playback appts. for digitised video still frame data and audio data - records video and audio data in segments of tape that are related using recorded index data
11/05/1992DE4208739A1 Tonaufzeichnungsgeraet Sound recorder
11/04/1992EP0511863A2 Magnetic disk drive units
11/04/1992EP0511862A2 Magnetic disk drive units
11/04/1992EP0511755A2 Magnetic contact recording head for operation with tapes of varying thickness
11/04/1992EP0511622A2 Magnetic disk
11/04/1992EP0511603A2 Active filter characteristic changeover circuit for use in a VCR
11/04/1992EP0112924B2 Magnetic recording medium
11/04/1992CN1065960A Inductive current switching system and method
11/03/1992US5161132 Magneto-optical recording apparatus including a magnetic head of a pneumatic floating type