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)
08/2009
08/20/2009US20090207532 Magneto resistance effect device, head slider, magnetic information storage apparatus, and magneto resistance effect memory
08/20/2009US20090207531 Magnetic recording and reproducing head and magnetic recording and reproducing device
08/20/2009US20090207530 Disk drive device and magnetic disk drive
08/20/2009US20090207528 Disc flutter compensating suspension
08/20/2009US20090207527 Perpendicular magnetic recording medium, perpendicular magnetic recording device using the same, and method for manufacturing perpendicular magnetic recording medium
08/20/2009US20090207526 Head Support Device, Disk Device Having The Head Support Device, And Portable Electronic Device Having The Disk Device
08/20/2009US20090207525 Perpendicular write head with tapered main pole
08/20/2009US20090207524 Tape heads for use with multiple tape formats
08/20/2009US20090207523 Magnetic recording medium and magnetic recording apparatus
08/20/2009US20090207522 Magnetic recording medium, recording/reproducing apparatus, and stamper
08/20/2009US20090207521 Techniques for improving parallel scan operations
08/20/2009US20090207519 Compensating the Effects of Static Head-Media Spacing Variations and Nonlinear Transition Shift in Heat Assisted Magnetic Recording
08/20/2009US20090207518 Microdisk array apparatus using semiconductor automated equipment
08/20/2009US20090207517 "Flat analog" AFE coupled with an all digital architecture compensation read channel
08/19/2009EP1393437B1 Method and apparatus for compensation of second order distortion
08/19/2009EP1365424B1 Permanent magnet and method for preparation thereof
08/19/2009EP1027651A4 Apparatus and method for providing robust error recovery for errors that occur in a lossy transmission environment
08/19/2009CN101512641A Manufacturing method of magnetic recording medium and magnetic recording and reproducing device
08/19/2009CN101512640A User-converted media marketplace
08/19/2009CN101510428A Flexible print cable, magnetic head drive arm combination and manufacturing method therefore
08/19/2009CN101510427A Magnetic recording and reproducing head and magnetic recording and reproducing device
08/19/2009CN100531233C Call device, call control system, call management system, and call control method
08/19/2009CN100530822C Adjoining apparatus and nozzle unit therefor
08/19/2009CN100530535C Substrate treatment method and substrate treatment apparatus
08/19/2009CN100530452C Magnetic powder,magnetic recording medium using the same and method for surface treatment of magnetic power
08/19/2009CN100530362C Magnetic recording medium, magnetic storage and method for reproducing information from megnatic recording medium
08/19/2009CN100530361C Perpendicular recording medium and method of manufacturing the same
08/19/2009CN100530360C Efficient transition from class D to linear operation in dual-mode voice coil motor controllers
08/19/2009CN100530359C Micro driver unit, fold piece set of magnetic head, and disc drive unit possessing vibration damper
08/19/2009CN100530358C Reproducing device and reproducing method
08/19/2009CN100530356C Digital information reproducing apparatus and method
08/18/2009US7577333 Method and apparatus for recording and reproducing video data, and information storage medium in which video data is recorded by the same
08/18/2009US7577080 Recording medium with a linking area thereon and apparatus and methods for forming, recording, and reproducing the recording medium
08/18/2009US7577078 Magnetic recording medium and apparatus and method for reading data from the magnetic recording medium using parallel and anti-parallel magnetization direction in separate magnetic layers
08/18/2009US7577074 Recording medium, method of configuring control information thereof, recording and reproducing method using the same, and apparatus thereof
08/18/2009US7577070 Optical recording medium tilt compensation device, tilt compensation method, and optical information recording apparatus
08/18/2009US7577068 Dynamic write strategy modification method and apparatus
08/18/2009US7577067 Method for performing optimal recording power calibration in recorder and recording medium therefor
08/18/2009US7576956 Magnetic tunnel junction having diffusion stop layer
08/18/2009US7576955 Disk drive actuator with outer arms having regions of reduced width and increased thickness
08/18/2009US7576954 Symmetric voice coil motor design, assembly methods of constructing same, and hard disk micro drive storage systems including same
08/18/2009US7576953 Disk drive latch with external coil
08/18/2009US7576952 Magnetic write head including a magnetic pole piece having a protrusion
08/18/2009US7576951 Perpendicular magnetic write head having a magnetic write pole with a concave trailing edge
08/18/2009US7576950 Perpendicular magnetic recording head utilizing tensile stress to optimize magnetic pole layer domain structure
08/18/2009US7576949 Servo track magnetic recording head for pre-erasing magnetic tape
08/18/2009US7576948 Magnetic field read sensor based on the extraordinary hall effect
08/18/2009US7576944 Shielding function for magnetic head in magnetic disk device
08/18/2009US7576943 Magnetic disk drive with positioning control system
08/18/2009US7576942 Servo sector format with large lithographic tolerances
08/18/2009US7576941 Disk drive writing wedge RRO values in a butterfly pattern
08/18/2009US7576940 Method and apparatus for estimating micro-actuator stroke sensitivity in a hard disk drive
08/18/2009US7576937 Disk drive and control method therefor
08/18/2009US7576935 Apparatus for recording and regenerating data
08/18/2009US7576769 Inspection device and inspection method
08/18/2009US7575853 Method of forming thin film pattern and method of forming magnetoresistive element
08/18/2009US7575820 System and method for controlling write to minimize ATI and squeeze effects
08/18/2009US7575705 Method for manufacturing a magnetic recording medium utilizing first and second imprint stampers
08/18/2009US7574791 Method to fabricate side shields for a magnetic sensor
08/13/2009WO2009099574A1 Polysiloxane based in situ polymer blends - coatable cushioning materials
08/13/2009WO2009099027A1 Method for packaging glass substrate for information recording medium, glass substrate packaging body for information recording medium, process for producing glass substrate for information recording medium, and process for producing magnetic recording medium
08/13/2009WO2009098760A1 Recording element, magnetic head, and information recording device
08/13/2009US20090202867 Process for producing magnetic metal particles for magnetic recording, and magnetic recording medium
08/13/2009US20090202866 Vertical magnetic recording disk manufacturing method and vertical magnetic recording disk
08/13/2009US20090202865 Magnetic recording medium and method of manufacturing the same
08/13/2009US20090202728 Perpendicular write head with tapered main pole
08/13/2009US20090201722 Method including magnetic domain patterning using plasma ion implantation for mram fabrication
08/13/2009US20090201614 Spin-torque oscillator, magnetic head including the spin-torque oscillator, and magnetic recording and reproducing apparatus
08/13/2009US20090201613 Magnetic head with interconnect element
08/13/2009US20090201612 Magnetoresistive device of the CPP type, and magnetic disk system
08/13/2009US20090201611 Perpendicular write head with tapered main pole
08/13/2009US20090201610 Tape guide rollers
08/13/2009US20090201607 Patterned perpendicular magnetic recording medium and magnetic recording and reproducing apparatus
08/13/2009US20090201604 Balanced linkage actuation of tape head
08/13/2009US20090201603 Moving magnet actuation of tape head
08/13/2009US20090201602 Long-term asymmetry tracking in magnetic recording devices
08/13/2009US20090201601 Magnetic Data Eraser
08/13/2009US20090201600 Thermally assisted magnetic head, head gimbal assembly, and hard disk apparatus
08/13/2009US20090201599 Recorder and recording method
08/13/2009US20090199380 Method and mechanism of pzt micro-actuator attachment for the hard disk driver arm
08/12/2009EP1810282B1 Methods and apparatus for controlling write driver current
08/12/2009EP1535281A4 Recording medium having data structure for managing reproduction of still images recorded thereon and recording and reproducing methods and apparatuses
08/12/2009EP1441977B1 Synthesis of mono-disperse and highly-crystalline nano-particles of metals, alloys, metal oxides, and multi-metallic oxides without a size-selection process
08/12/2009EP1025538A4 Apparatus and method for recovery of data in a lossy transmission environment
08/12/2009CN101506915A Magnetic thin film
08/12/2009CN101506885A Drawing method, drawing apparatus, and information recording medium
08/12/2009CN101505067A Hard disk power supply system, hard disk switching board and a method for hard disk power supply
08/12/2009CN101504948A Hollow pen tip like structure, apparatus comprising the same, and manufacturing method therefor
08/12/2009CN101504859A Friction demagnetization test apparatus for hard disk
08/12/2009CN101504839A Disk drive servoing off of first head while determining fly height for second head
08/12/2009CN101504838A Method of forming reference pattern
08/12/2009CN101504837A Extraction of transducer position information from bit patterned magnetic media
08/12/2009CN101504836A Printed circuit board and method of manufacturing the same
08/11/2009US7573938 Methods and apparatus for decoding and displaying different resolution video signals
08/11/2009US7573798 Multi-level information reproducing method
08/11/2009US7573792 Write-once optical disc, and method and apparatus for recording management information thereon
08/11/2009US7573791 Recording medium, method of recording identification information thereof, and recording/reproducing method thereof
08/11/2009US7573786 Optical disk apparatus and rotation speed control method thereof
08/11/2009US7573686 Thin-film magnetic head including low-resistance TMR element
08/11/2009US7573685 GMR sensor having a capping layer treated with nitrogen for increased magnetoresistance
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