Patents
Sitemap › G11 - Information storage › G11B - Information storage based on relative movement between record carrier and transducer › G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
10/2010
10/20/2010EP1390950B1 Diagnostic system for a read/write channel in a disk drive
10/20/2010CN1941138B Signal processing apparatus, signal processing method and storage system
10/20/2010CN101866673A Head suspension
10/20/2010CN101866655A Lubricant compound for a magnetic disk, magnetic disk, and method of manufacturing the same
10/20/2010CN101866654A Processing device for piezoelectric actuator and processing method for piezoelectric actuator
10/20/2010CN101866653A Cantilever piece with isolated tail, magnetic head folding sheet assembly and disk drive unit
10/20/2010CN101865725A Combination of cantilever part and magnetic head folding sheet with vibrating sensor and manufacturing method thereof
10/20/2010CN101313357B Support for magnetic recording medium, and magnetic recording medium
10/20/2010CN101312043B Optical near-field generating apparatus and method and information recording and reproducing apparatus
10/19/2010US7818760 Data writing with plasmon resonator
10/19/2010US7818474 Provisional load sharing buffer for reducing hard disk drive (HDD) activity and improving reliability and lifetime
10/19/2010US7817901 Recording and reproducing apparatus
10/19/2010US7817522 Recording clock generation apparatus
10/19/2010US7817519 Write-once read-many information recording medium, information recording method, information reproduction method, information recording apparatus, and information reproduction apparatus
10/19/2010US7817518 Write-once read-many information recording medium, information recording method, information reproduction method, information recording apparatus, and information reproduction apparatus
10/19/2010US7817517 Disc recording and reproducing device and disc recording and reproducing method
10/19/2010US7817512 Method and apparatus to correct wobble phase slip in optical recorders
10/19/2010US7817510 Record apparatus, record and playback system
10/19/2010US7817381 Thin film magnetic head which suppresses inflow of magnetic generated by bias-applying layers into a free layer from a layering direction
10/19/2010US7817380 Ramp arrangement for a disk drive and method
10/19/2010US7817379 Suspension for a disc drive having a slider and a dimple shifted toward a trailing side of the slider
10/19/2010US7817378 Slider air bearing with asymetric side rail
10/19/2010US7817377 Original disk fabrication method, magnetic recording medium manufacturing method and magnetic recording medium
10/19/2010US7817376 Thin-film magnetic head having magnetic layer with non-magnetic portion
10/19/2010US7817375 Magnetic recording head having spin wave oscillator which locally heats a recording track
10/19/2010US7817374 Thin film device with lead conductor film of increased surface area
10/19/2010US7817368 Asymmetry correction in read signal
10/19/2010US7817367 Apparatus, signal-processing circuit and device for magnetic recording system
10/19/2010US7817366 Gain adjustment before zero phase start
10/19/2010US7817365 Address mark detection with error threshold that varies with timing jitter
10/19/2010US7817364 Defect reallocation for data tracks having large sector size
10/19/2010US7817362 Inspection apparatus and inspection method of magnetic disk or magnetic head
10/19/2010US7816746 Spin-tunnel transistor and magnetic reproducing head
10/19/2010US7816023 first magnetic recording layer includes particles of silica, alumina, antimony pentaoxide, titanium dioxide or silicon carbide surface modified with aminopropyl/triethoxysilane/3-/ coupler including titanium trisisostearyl isopropoxide; low friction and low bit error rate magnetic layer
10/19/2010US7815373 Symmetric spindle design
10/19/2010US7815369 Method of measuring temperature of tunnel magnetoresistive effect element
10/19/2010US7815290 Inkjet printhead with paddle for ejecting ink from one of two nozzles
10/19/2010US7814643 Method for reducing off-track gain for a disk drive actuator
10/14/2010WO2010118266A2 Use special ion source apparatus and implant with molecular ions to process hdd (high density magnetic disks) with patterned magnetic domains
10/14/2010WO2010116908A1 Lubricant compound for magnetic disk and magnetic disk
10/14/2010WO2010116798A1 Patterning method
10/14/2010US20100261040 Modification of magnetic properties of films using ion and neutral beam implantation
10/14/2010US20100261039 Magnetic disk and method of manufacturing the same
10/14/2010US20100261038 Composite magnetic material for magnet and method for manufacturing such material
10/14/2010US20100260015 Heat-assisted magnetic recording head with near-field light generating element
10/14/2010US20100259854 Slider and micro-actuator assembly, head gimbal assembly, and disk drive unit with the same
10/14/2010US20100259853 Hard disk drive
10/14/2010US20100259852 Hard disc drive assembly with PCB with IO and read/write connectors on the same end
10/14/2010US20100259851 Vibration sensor, suspension, head gimbal assembly and manufacturing method thereof, and disk drive unit including the same
10/14/2010US20100259850 Storage device and method of determining head slider contact
10/14/2010US20100259846 System, method and apparatus for strain-assisted magnetic recording for controlling switching field and tightening switching field distribution in bit patterned media
10/14/2010US20100259845 Thermally-assisted magnetic recording head and thermally-assisted magnetic recording method
10/14/2010US20100258968 Ink solutions for microcontact printing
10/13/2010CN1873813B Information recording method and apparatus
10/13/2010CN1838251B Apparatus and method for reducing solder pad size in an electrical lead suspension
10/13/2010CN1828730B Magnetic recording medium, recording/reproducing apparatus, and stamper
10/13/2010CN1714391B Multi-dimensional coding for high-density storage media applications
10/13/2010CN101859572A Perpendicular magnetic recording system
10/13/2010CN101859571A Perpendicular magnetic recording system with helical write coil and auxiliary coil for fast switching of write pole magnetization
10/13/2010CN101859570A Magnetic head and micro-driver combination, manufacture method thereof, magnetic head fold fin combination and disk drive unit
10/13/2010CN101857359A Glass for information recording medium substrate, glass substrate for information recording medium and magnetic disk
10/13/2010CN101192412B Thick pitch laser extended record magnetism carrier and its record magnetism method
10/13/2010CN101047015B Disk drive and head assembly used in the same
10/12/2010USRE41820 Apparatus, method and storage medium for recording and/or reproducing digital data using relative position data
10/12/2010US7814271 Disk controller configured to perform out of order execution of write operations
10/12/2010US7813240 Optical disk recording apparatus and optical recording method
10/12/2010US7813239 Optical information recording method, optical information recording device and optical information recording medium
10/12/2010US7813236 Information recording medium, information recording method and information recording/reproduction system
10/12/2010US7813202 Thin-film magnetic device with strong spin polarization perpendicular to the plane of the layers, magnetic tunnel junction and spin valve using such a device
10/12/2010US7813088 Magnetoresistance effect device
10/12/2010US7813087 Magnetic memory device having spin wave oscillator arranged to heat magnetic tunnel junction element
10/12/2010US7813086 Thin film magnetic head comprising metal layer and having improved asymmetry characteristic and method of producing the same
10/12/2010US7813085 Thin-film magnetic head having laminate shields for tolerating external magnetic field
10/12/2010US7813084 Co-planar shielded write traces for disk drive head suspensions
10/12/2010US7813082 Head suspension flexure with inline lead portions positioned at a level between levels of first and second surfaces of the spring metal layer
10/12/2010US7813080 Enhanced planarization liftoff structure and method for making the same
10/12/2010US7813079 Thin film perpendicular magnetic recording head, their fabrication process and magnetic disk drive using it
10/12/2010US7813078 Disk drive load/unload ramp with integrated air features
10/12/2010US7813077 Apparatus, system, and method for detecting a periodic sequence of servo signals
10/12/2010US7813076 Method for estimating position error gain for hard disk drives
10/12/2010US7813075 System, method and apparatus for performing metrology on patterned media disks with test pattern areas
10/12/2010US7813074 Magnetic disk protection mechanism, computer system comprising protection mechanism, protection method for magnetic disk, and program for protection method
10/12/2010US7813071 Thermally assisted recording system
10/12/2010US7813070 Error correction capability for longitudinal position data in a tape storage system
10/12/2010US7813069 Method and apparatus for controlling motion of storage media
10/12/2010US7813068 Degauss control for magnetic disk-drive preamplifier
10/12/2010US7813066 Magnetic recording and reproduction method, recording apparatus, reproduction apparatus and magnetic recording medium
10/12/2010US7813065 Systems and methods for acquiring modified rate burst demodulation in servo systems
10/12/2010US7810228 Method for manufacturing a magneto-resistance effect element
10/12/2010US7810227 Process to manufacture CPP GMR read head
10/12/2010US7810226 Method of manufacturing a thin-film magnetic head having an element having a lower layer with a narrower width
10/07/2010US20100255410 Alkali-type nonionic surfactant composition
10/07/2010US20100255350 Glass for information recording medium substrate, glass substrate for information recording medium and magnetic disk
10/07/2010US20100255349 Magnetic sensing device including a sense enhancing layer
10/07/2010US20100255348 Perpendicular magnetic recording medium and method of manufacturing the same
10/07/2010US20100255347 Information recording medium and method for manufacturing same
10/07/2010US20100254247 Optical data recording medium and method for reproducing recorded data
10/07/2010US20100254045 Silent retract of heads in a hard disk drive
10/07/2010US20100254043 Method of manufacturing disk drive device for reducing adhesive amount of particles, and disk drive device manufactured by the method
10/07/2010US20100254042 Perpendicular magnetic recording system with auxiliary coil and circuitry for fast switching of write pole magnetization
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