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)
05/2003
05/28/2003EP1314793A1 Titanium dioxide cobalt magnetic film and its manufacturing method
05/28/2003EP1314164A1 Enclosure for an optical disc, in particular, a cd enclosure
05/28/2003EP1314160A1 Method and apparatus for dynamically controlling the flying behaviour and height of a read/write head in a storage device
05/28/2003EP1314153A1 Apparatus for positioning an object in a two-step configuration
05/28/2003EP0902944B1 Textured magnetic recording medium having a transition zone
05/28/2003CN1421032A Hardened and lubricated load/unload ramp and method for preparing same
05/28/2003CN1421031A Shock limiting suspension for disc drive
05/28/2003CN1420497A Thin film piezoelectrics element, its mfg. method and actuator using same
05/28/2003CN1420490A Magnetic head slide block with piezoelectric actuator
05/28/2003CN1420489A Thin film magnetic head and disk device
05/28/2003CN1420488A Vedio tape picture and text data generating and coding method and picture and text data playback device
05/28/2003CN1110231C Method for producing circuit substrate
05/28/2003CN1110203C Fixed bit-rate encoding method and apparatus, and tracking method for high-speed search using same
05/28/2003CN1110144C Signal modulation method employing multilevel run length limit coding scheme
05/28/2003CN1110130C Apparatus for compensating audio signal recording
05/28/2003CN1110046C Digital signal recording/reproducing device
05/27/2003US6571205 Method and apparatus for transferring information between devices using a tape drive
05/27/2003US6570745 Lead overlaid type of sensor with sensor passive regions pinned
05/27/2003US6570744 Magnetoresistance effect film and device
05/27/2003US6570743 Read head with high and low resistance lead layers wherein the high resistance lead layers are connected to a read sensor and extend perpendicular from an air bearing surface (abs) of the read head beyond a back recessed edge of the sensor where the high resistance lead layers are connected to the low resistance layers
05/27/2003US6570742 Head actuator with head support excitation shield
05/27/2003US6570741 Load/unload mechanism stably holding head slider in recording disk drive
05/27/2003US6570739 Magnetic head having write head element with high aspect ratio coil
05/27/2003US6570738 Tape head modules having adjacent substrates each provided with write and/or read elements
05/27/2003US6570737 Disk drive apparatus
05/27/2003US6570733 Adaptive servo gain adjustment to improve disc drive seek performance
05/27/2003US6570732 Method and apparatus for settling determination control systems
05/27/2003US6570731 System for detecting an edge of a moving data storage medium
05/27/2003US6570730 Shear-based transducer for HDD read/write element height control
05/27/2003US6570727 Method and apparatus for erasing information from a disk within a magnetic disk drive using an externally generated magnetic field
05/27/2003US6570725 Drive circuit for magnetic head and winding configuration of magnetic head suitable for the drive circuit
05/27/2003US6570724 Method and apparatus for magnetic transfer
05/27/2003US6570723 Magnetic card reader and magnetic data reproduction method, data demodulation method and demodulator of magnetic record data
05/27/2003US6570722 Magnetic card reader and magnetic data reproduction method using signal peak point intervals
05/27/2003US6569792 Crystallized glass for information recording medium, crystallized glass substrate, and information recording medium using the crystallized glass substrate
05/27/2003US6569791 Glass-ceramic composition for recording disk substrate
05/27/2003US6569790 Magnesium aluminum silicate crystal structures and fluxing agent mixtures used as magnetic recording media having high strength
05/27/2003US6569545 Magnetic recording medium and a magnetic storage apparatus
05/27/2003US6569530 Magnetic recording medium and magnetic composite particles or magnetic recording medium
05/27/2003US6569295 Depositing a layer of filler material on the surface, covering the surface irregularities and etching the layer of filler material by directing particles at an oblique incident angle at the layer of filler material
05/27/2003US6569215 Composition for polishing magnetic disk substrate
05/27/2003US6568995 Polishing with an abrasive containing lanthanoid oxides, first washed with a solution containing nitric acid and a reducing agent, second washed with an alkaline detergent; for use in a magnetic recording disc or a liquid crystal display
05/27/2003US6568992 Method for controlling MRE stripe height
05/27/2003US6568252 Flyability and glide methodology for 100 GPSI
05/22/2003WO2003042996A1 Universal fixture for hsa assembly and its testing process
05/22/2003WO2003042984A1 Magnetic recording medium, its manufacturing method, and magnetic storage
05/22/2003WO2003042983A1 Resonant frequency separation for an actuator assembly of a disc drive
05/22/2003WO2003042423A1 Apparatus
05/22/2003WO2002101731A3 Low temperature yoke type tunnel valve sensor
05/22/2003WO2002100333A3 Inhibitors of reggamma
05/22/2003WO2002069077A3 Separation of periodic and non-periodic signal components
05/22/2003US20030096558 Method and apparatus for treating the surface of a media, such as a magnetic hard disk, while operating. such as during dynamic electrical testing
05/22/2003US20030096141 Writing and reading stored medium; amorphous, nonabrasive, wear resistance; carbon-based, diamond-like protective overcoating layer over transparent dielectric layer and a fluoropolymer lubricant topcoat
05/22/2003US20030096140 Magnetic recording medium
05/22/2003US20030096139 Magnetic recording medium
05/22/2003US20030096127 Perpendicular magnetic recording medium and magnetic
05/22/2003US20030096078 Glass substrate for data recording medium and manufacturing method thereof
05/22/2003US20030096077 Thermally-assisted magnetic recording disk with multilayered thermal barrier
05/22/2003US20030096057 Spin filter bottom spin valve head with continuous spacer exchange bias
05/22/2003US20030095481 Header detect configuration within a DVD-RAM read device and methods of acquiring and maintaining phase lock in a wobble phase lock loop
05/22/2003US20030095480 Apparatus for assigning spare areas for defect management and apparatus for handling fragmented ECC blocks
05/22/2003US20030095363 Spin filter bottom spin valve head with continuous spacer exchange bias
05/22/2003US20030095362 Magnetoresistive-effect device and method for manufacturing the same
05/22/2003US20030095361 Head slider having piezoelectric actuator
05/22/2003US20030095360 Slider of thin-film magnetic head and method of manufacturing same
05/22/2003US20030095358 Magnetic disk cartridge
05/22/2003US20030095357 Thin film magnetic head and magnetic storage apparatus
05/22/2003US20030095356 Nano-magnetic head and nano-magnetic head device using the same
05/22/2003US20030095354 Positioning control apparatus
05/22/2003US20030095353 Method of and apparatus for writing servo signals, and magnetic tape with written servo signals
05/22/2003US20030095352 Signal recording and reproducing method and signal recording and reproducing unit
05/22/2003US20030095350 Servo data detection in the presence or absence of radial incoherence using digital interpolators
05/22/2003US20030094432 Process for producing magnetic recording head poles utilizing sputtered materials and a recording head made thereby
05/22/2003US20030093894 Double layer patterning and technique for making a magnetic recording head
05/21/2003EP1313092A2 A method for reproducing phase information signals in an information recording device
05/21/2003EP1312083A1 Optically controlled digital data read/write device
05/21/2003EP1311637A2 Fluoroalkyl (meth)acrylate copolymer coating compositions
05/21/2003CN1419692A Positioning control for read and/or write head
05/21/2003CN1419689A Use of poly(meth) acrylate uints containing sulphonate groups in binding agents for magnetic storage media
05/21/2003CN1419688A 磁记录介质 Magnetic recording media
05/21/2003CN1419232A Magnetoresistor device, read/write head having same and driver
05/21/2003CN1109345C Magnetic disc device and error correction equipment and method therefor
05/21/2003CN1109344C System decoder having error correcting memories and method for controlling same
05/21/2003CN1109331C Disc head slider having surface discontinuities to minimize fly stiction
05/21/2003CN1109330C Low magnetic moment/high coercivity fixed layer for magnetic tunnel junction sensor
05/21/2003CN1109329C Method and apparatus for magngetic recording
05/20/2003US6567359 Recording and playback of multi-channel digital audio having different resolutions for different channels
05/20/2003US6567347 Optical head having a plurality of coil elements connected in parallel to each other
05/20/2003US6567247 Magnetoresistance effect type head
05/20/2003US6567246 Magnetoresistance effect element and method for producing the same, and magnetoresistance effect type head, magnetic recording apparatus, and magnetoresistance effect memory element
05/20/2003US6567244 Differential yoke type read head
05/20/2003US6567243 Recording and reproducing apparatus and recording and reproducing method
05/20/2003US6567242 Compressive limit stop in a disc drive
05/20/2003US6567241 Disc head slider having a film representing and information pattern
05/20/2003US6567240 Disk drive platter using sputter shadows thereon for determining orientation thereof
05/20/2003US6567239 Thin film magnetic head including a coil insulating resin filler and an insulating metallic layer covering at least partly the insulating resin filler on a datum plane
05/20/2003US6567236 Antiferromagnetically coupled thin films for magnetic recording
05/20/2003US6567231 Vibration mode compensation for disk drive
05/20/2003US6567230 Method and system for performing positioning control of a head actuator in a disk device utilizing a digital filter
05/20/2003US6567229 Avoiding asperities on a storage medium
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