Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
08/2000
08/08/2000US6101053 Write condition setting method and disk unit
08/08/2000US6101052 H configuration write driver circuit with integral component fault detection
08/08/2000US6100932 Methods and apparatus for efficiently storing reference frame data and using the stored data to perform motion compensated predictions
08/08/2000US6100829 Method and apparatus for a digital peak detection system including a countdown timer
08/08/2000US6100686 Magnetic field sensor with double wheatstone bridge having magneto-resistive elements
08/08/2000US6100623 Piezoelectric actuator for control and displacement sensing
08/08/2000US6100582 Circuit substrate, circuit-formed suspension substrate, and production method thereof
08/08/2000US6100523 Micro goniometer for scanning microscopy
08/08/2000US6099981 Magnetic recording medium having a lubricant film coated on optimum conditions and method of evaluating the lubricant film
08/08/2000US6099958 Chemically adsorbed film comprising carbon-chain organic molecules is formed on a substrate surface via covalent bonds, and organic compounds comprising carbon chains are physically adsorbed to the surface of the chemically adsorbed film
08/08/2000US6099957 Plate-like ferrite particles with magnetoplumbite structure and magnetic card using the same
08/08/2000US6099937 High molecular weight fractioned lubricant for use with thin film magnetic media
08/08/2000US6099896 Method and apparatus for zone lubrication of magnetic media
08/08/2000US6099762 Exposing lubricating surface to infrared and ultraviolet radiation to reduce the thickness of lubricating layer
08/08/2000US6099699 Thin encapsulation process for making thin film read/write heads
08/08/2000US6099698 Having micro-waviness on a fabrication surface of a substrate for reducing dynamic friction and controlling head float,
08/08/2000US6099362 Apparatus and method for testing magnetic disk drive components
08/08/2000US6098880 Shaped magnetoresistive readers
08/08/2000US6098271 Method for assembling a magnetic disk drive with a relaying flexible printed circuit sheet
08/08/2000US6098270 Process for producing a slider having composite welding studs
08/03/2000WO2000045400A1 Diskette type memory card adapter, magnetic sensor therefor magnetic core, method for manufacturing the magnetic core
08/03/2000WO2000044507A1 Thin films of core-shell nanoparticles
08/03/2000DE10003471A1 Spin valve magneto resistive element for use in magnetic heads of locating or rotation probes
08/02/2000EP1024478A1 Optical disk for use with an encryption or program license system
08/02/2000EP1023719A1 Method and structure for defining track width on a recording head
08/02/2000EP1023608A1 Magnetic field sensor with magnetoresistor
08/02/2000EP1023128A1 Memory disc substrate with defect free surface
08/01/2000USRE36806 Internally damped rotatable storage article
08/01/2000US6098185 Header-formatted defective sector management system
08/01/2000US6098177 Storage unit having reduced wait time of process with respect to command request
08/01/2000US6097877 Digital recording and reproducing apparatus which multiplexes and records HDTV, SDTV and trick play data together on a magnetic tape
08/01/2000US6097876 Magnetic recording and reproducing apparatus for digital signals transmitted at variable data rate
08/01/2000US6097579 Tunnel junction head structure without current shunting
08/01/2000US6097578 Bottom shield design for magnetic read heads
08/01/2000US6097577 Hydrodynamic resistant latch for data transducer assembly and rotating disk storage device
08/01/2000US6097576 Magnetic head
08/01/2000US6097572 Tape drive head cleaning cartridge having a cleaning element with cleaning segments extending above and below a cleaning tape
08/01/2000US6097571 Magnetic head and system for controlling the position of a magnetic head
08/01/2000US6097570 Multi-element read/write tape head with low feedthrough
08/01/2000US6097565 Repeatable runout free servo architecture in direct access storage device
08/01/2000US6097564 Method for precise velocity feedback control in an actuator system of a disk drive
08/01/2000US6097563 Head switch operations in a magnetic disk system
08/01/2000US6097561 Data recovery in a disc drive with redundant sync data blocks
08/01/2000US6097560 Reproducing apparatus having clock generator controlled by detected phase-difference and tendency of phase-difference
08/01/2000US6097559 System and method for detecting head-to-disk contact in-situ a direct access storage device using a position error signal
08/01/2000US6096694 Liquid lubricant, magnetic recording medium using the same, and method for manufacturing magnetic recording medium
08/01/2000US6096482 Making insulating layer by heat treating polyamic acid of p-phenylenediamine, 3,3',4,4'-biphenyltetracarboxyacid and 2,2'-bis(trifluoromethyl)-4,4'-diaminobiphenyl on a metal foil substrate; coefficient of thermal expansion same as foil
08/01/2000US6096445 A non-ferromagnetic metal thin film is formed on a non-ferromagnetic substrate, minute bumbs on the substrate formed by sputtering an intermetallic compound, secondary bumps formed by a laser beam on contact start/stop zone
08/01/2000US6096419 For magnetic recording medium having a high degree of flatness with small curls, and a high recording density
08/01/2000US6096406 Magnetic recording medium
08/01/2000US6096405 Magnetic recording medium having a glass substrate and method of manufacturing the magnetic recording medium
08/01/2000US6096385 Method for making magnetic disks with uneven distribution of bonded/unbonded lubricating molecules
08/01/2000US6095895 Processing jig
08/01/2000US6095160 In-situ magnetron assisted DC plasma etching apparatus and method for cleaning magnetic recording disks
08/01/2000US6094806 Method for fabricating a dual element head
08/01/2000US6094805 Method for manufacturing magnetic head
08/01/2000CA2073194C Magnetic recording apparatus of digital picture signal
07/2000
07/27/2000WO2000044084A2 An electric motor
07/27/2000WO2000043994A1 A tape and a method for applying a magnetic layer to an article
07/27/2000WO2000043993A1 Method and apparatus for servo data synchronization in a disc drive
07/27/2000WO2000043992A1 Edge contact protection feature for a disc drive head
07/27/2000WO2000043566A1 Plasma processing system and method
07/27/2000DE10000582A1 Magnetic tape recorder with a logic control of the head units uses an electro magnetic actuator
07/26/2000EP1022726A1 Magnetic recording medium
07/26/2000EP1022132A1 Aromatic polyamide film laminate, process for producing the same, and magnetic recording medium
07/26/2000EP0804768A4 Low power filter coefficient adaptation circuit for digital adaptive filter
07/26/2000EP0744076B1 Magnetoresistive structure with alloy layer
07/26/2000CN1261454A Improved rotary disc drive actuator
07/25/2000US6094328 Thin-film magnetic head with antiferromagnetic layer and hard magnetic layers arranged to bias a magnetoresistive device
07/25/2000US6094325 Spin valve head reducing barkhausen noise
07/25/2000US6094320 Device and method for compensating for interhead track position offset due to the offset of tracks on disk surfaces
07/25/2000US6094318 Method and apparatus for controlling data write operation according to flying height of transducer head
07/25/2000US6094316 Method and apparatus for providing thermal asperity compensation in a fixed delay tree search detector
07/25/2000US6094047 Method and apparatus for balancing rotating components of a spinstand of a magnetic head and disk tester
07/25/2000US6093486 Magnetic recording medium and magnetic paint therefor
07/25/2000US6093472 Magnetic recording medium with laser textured glass or glass-ceramic substrate
07/25/2000US6093444 Magnetoresistive transducer with spin-valve structure and manufacturing method of the same
07/25/2000US6093333 Method for etching thin nickel iron film to make a magnetic recording head
07/25/2000US6092412 Glide height test signal processor and method using increased high frequency components
07/20/2000WO2000042610A1 Method and apparatus for data retrieval, and optical disk device
07/20/2000WO2000042609A1 Reproduced signal controlling method and device
07/20/2000WO2000042604A2 Method and apparatus for reducing track misregistration from servo track writing
07/20/2000WO2000042603A1 Method and apparatus for adaptive feedforward cancellation
07/20/2000WO2000042602A1 Head switch seek on disc drives with multiple recording heads
07/20/2000WO1999063539A9 Efficient linearization of saturation channels
07/20/2000DE19962767A1 Verfahren zum Steuern eines Plattenlaufwerks zum Eliminieren von Austastintervallen, die auf einer im Laufwerk positionierten Speicherplatte gebildet sind A method for controlling a disk drive to eliminate blanking intervals, which are formed on a positioned in the drive disk
07/20/2000DE19929837A1 Air bearing floating element e.g. for magnetic hard disc drive has floating body with forward and rear air bearing surfaces on underside near upstream and downstream ends, raised surface, and forward and lateral walls
07/19/2000EP1019927A1 Method for increasing the operating frequency of a magnetic circuit and corresponding magnetic circuit
07/19/2000EP0843861A4 Secure credit card
07/19/2000CN1260899A Manganese containing layer for magnetic recording media
07/19/2000CN1260898A Temperature dependent disc device parametric configuration
07/19/2000CN1260568A Air-supported slider and method for producing same
07/19/2000CN1260560A Ordering high-density parallel-recording magnetic disc making method
07/18/2000US6092195 Encryption of defects map
07/18/2000US6091884 Enhancing operations of video tape cassette players
07/18/2000US6091694 Solid immersion lens with semiconductor material to achieve high refractive index
07/18/2000US6091684 Optical disc system and method for changing the rotational rate of an information storage medium
07/18/2000US6091589 Soft adjacent layer (SAL) magnetoresistive (MR) sensor element with electrically insulated soft adjacent layer (SAL)
07/18/2000US6091588 Magnetic tape recorder having a capacitive coupling device in the form of fixed and mobile rings or ring segments
07/18/2000US6091587 Inertial latch mechanism for restraining components in a disk drive