Patents
Patents for G11B 21 - Head arrangements not specific to the method of recording or reproducing (20,963)
12/2002
12/31/2002US6501625 Disk drive suspension with multi-layered piezoelectric actuator controlled gram load
12/31/2002US6501624 Multiple zone data storage system and method
12/31/2002US6501622 Head slider capable of improving shock resistance of recording disk drive
12/31/2002US6501609 Method and apparatus for driving actuator of storage disk device
12/31/2002US6501608 Servo area numbering strategy for computer disk drives
12/31/2002US6501606 Fly height control for a read/write head over patterned media
12/31/2002US6499659 Pulse shaping for a transformer coupled read/write recording device
12/26/2002US20020196715 Long seek control system and method in an optical storage device
12/26/2002US20020196714 Method and apparatus for reproducing information
12/26/2002US20020196586 Magnetic-head supporting mechanism
12/26/2002US20020196581 Flow conditioning apparatus for a disc drive
12/26/2002US20020196580 Magnetic disk drive and disk cartridge
12/26/2002US20020196578 Apparatus and method for performing seek-servo routine of hard disk drive
12/26/2002US20020196576 Burst position error data write method and magnetic disk unit
12/26/2002US20020196570 Disk device and method of generating signal representing head
12/26/2002US20020195476 Head assembly of a disk apparatus having a head IC chip mounted on a suspension by ultrasonic bonding
12/25/2002CN1097264C Magnetic head positioning control system for magnetic disc drive and magnetic disc drive
12/25/2002CN1097234C System and method for use difinition of data storage device physical format
12/24/2002US6498706 Dual driving unit for a magnetic head carriage assembly and magnetic disk drive
12/24/2002US6498705 Electrical connection arrangement for a magnetic head of a floppy disk drive
12/24/2002US6498695 Method of detecting position on disk, disk unit and disk
12/24/2002US6497611 Method of polishing a magnetic head slider
12/24/2002US6496997 Hard disk driver with an integrated structure for electrostatically removing dielectric particles generated during the operation, and electrostatic cleaning method for a hard disk driver
12/19/2002WO2002100156A2 Head suspension assembly for a slider tester
12/19/2002WO2002059883A3 Adjustable fly height control using an adjustable head actuator assembly
12/19/2002WO2002059880A3 Integrated electrostatic slider fly height control
12/19/2002US20020191529 Urging structure for an output shaft of a drive motor
12/19/2002US20020191346 Voice coil motor
12/19/2002US20020191342 Magnetic disc apparatus, magnetic head, and production methods thereof
12/19/2002US20020191339 Magnetic disc apparatus
12/19/2002US20020191338 Head slider having a terminal group of lubricant of lubrication layer different from that of a medium
12/19/2002US20020191328 Magnetic disk drive
12/19/2002US20020191325 Method and disk drive for enhanced performance in the presence of stationary PES outliers
12/19/2002US20020191317 Magnetic recording medium and drive apparatus therefor
12/19/2002US20020190681 Method for head positioning
12/19/2002US20020190604 Microactuator
12/19/2002US20020190591 Motor and method of manufacturing the same
12/19/2002US20020189077 Magnetic head registration method, pallet device, and registration jig
12/19/2002DE10216079A1 Spurservorsteuerverfahren, Spurservocontroller und optische Speichervorrichtung Spurservorsteuerverfahren, tracking servo controller and optical storage device
12/18/2002EP1267331A2 Method and apparatus for controlling magnetic disk drive
12/18/2002EP0760998B1 Magnetic head and system for controlling the position of a magnetic head
12/18/2002CN2526946Y 盘片重放装置 Disc reproducing apparatus
12/18/2002CN1386280A Actuator for disk device
12/18/2002CN1385756A Method for making electronic component using wet corrosion agent
12/18/2002CN1096675C Slider suspension assembly and information storage system using same
12/18/2002CN1096674C Servo disk driver having fixed block structure
12/18/2002CN1096670C Disk player
12/17/2002US6496541 Modulation apparatus/method, demodulation apparatus/method and program presenting medium
12/17/2002US6496332 Head slider for flexible magnetic disk
12/17/2002US6496324 Disk drive employing method of unlatching actuator arm using VCM voltage limiting circuit to limit actuator arm velocity
12/17/2002US6496323 Information recording/reproducing apparatus and method
12/17/2002US6496322 Head position control for a disk drive which performs recording about the rotational center even if the recorded servo information is eccentric
12/17/2002US6496319 Calibration method for use in head loading/unloading type disk apparatus
12/17/2002US6496315 Disk drive with off-track write prevention
12/17/2002US6496313 Audio-visual drive optimized for response to a misread sector
12/12/2002WO2002099790A2 Vertically-oriented servo track writer and method
12/12/2002US20020186623 Magneto-optical recording medium processing apparatus
12/12/2002US20020186512 Head arm of magnetic disk device
12/12/2002US20020186511 Head arm, head moving mechanism, disk unit and method of manufacturing the head arm
12/12/2002US20020186509 Magnetic head capable of being reworked and reassembled and method of reworking the same
12/12/2002US20020186496 Multi-channel magnetic tape system having optical tracking servo
12/12/2002US20020186495 Magnetic data card servo writer
12/12/2002US20020186494 Magnetic disk device and servo write method
12/12/2002US20020186493 Magnetic disc drive
12/12/2002US20020186491 Supply variance compensation method for switched voltage mode voice coil motor driver circuit
12/12/2002DE10158421A1 Verarbeitungsvorrichtung für ein magnetooptisches Aufzeichnungsmedium Processing apparatus for a magneto-optical recording medium
12/11/2002EP1264311A1 Method and apparatus for writing clock data to a storage medium
12/11/2002EP1264310A1 A clocking method and apparatus for a storage medium
12/11/2002EP1264309A1 Method and apparatus for writing clock data to a storage medium
12/11/2002CN2525642Y Direction guide device of optical pick-up device
12/11/2002CN2525640Y Pick-up device driving mechanism of disc reproducing device
12/11/2002CN1384966A Method of driving head, head driving device and drivingapparatus using the same method and device
12/11/2002CN1384961A Microactuator induced reactive forces for fine positioning sensor
12/11/2002CN1096071C Servo-writing system for use in data recording disk drive
12/10/2002US6493309 Pickup adjusting mechanism for a disc player
12/10/2002US6493292 Device for scanning an information carrier and method of operating such a device
12/10/2002US6493192 Disc drive with improved head pitch adjustment
12/10/2002US6493188 Magnetic disc apparatus having slider which reduces variation in lift-up caused by change in air pressure
12/10/2002US6493182 Magnetic head
12/10/2002US6493177 Microactuator assisted seek and hysteresis correction method and apparatus for a disk drive
12/10/2002US6493172 Disturbance rejection of mechanical interaction for dual-actuator disc drives using adaptive feedforward servo
12/10/2002US6493170 Interference device and position detection device using the same
12/10/2002US6493168 Method for cleaning a slider in a disk drive
12/10/2002CA2170336C Technique for closed loop servo operation in optical disc tracking
12/05/2002WO2002097809A1 Low amplitude skip write detector
12/05/2002WO2002056305A3 Slider, head assembly, and disk drive unit
12/05/2002US20020181819 Rolling bearing apparatus for swing arm
12/05/2002US20020181350 Track servo control method, track servo controller and optical storage device
12/05/2002US20020181345 Optical disc apparatus and method
12/05/2002US20020181156 Head gimbal assembly
12/05/2002US20020181155 Head suspension for disk drive and method of manufacturing head suspension
12/05/2002US20020181154 Contact type magnetic disc apparatus
12/05/2002US20020181153 Slider air bearing surface having improved fly height profile characteristics
12/05/2002US20020181142 Magnetic disc storage apparatus
12/05/2002US20020181141 Magnetic disk storage apparatus
12/05/2002US20020181138 Vertically-oriented servo track writer and method
12/05/2002US20020180392 Electrical time constant compensation method for switched, voltage-mode driver circuit
12/05/2002US20020179696 Solder-ball bonding device and method
12/05/2002US20020179198 Alloy lmainated to polyimide
12/04/2002EP0847578B1 Disk drive