Patents
Sitemap › G11 - Information storage › G11B - Information storage based on relative movement between record carrier and transducer › G11B 21 - Head arrangements not specific to the method of recording or reproducing
Patents for G11B 21 - Head arrangements not specific to the method of recording or reproducing (20,963)
07/2010
07/13/2010US7755981 Method and system for recording data by a plurality of laser beams on an optical disc
07/13/2010US7755980 Copy protection of optical discs
07/13/2010US7755867 Controlled air bearing (CAB) for magnetic spacing control
07/13/2010US7755865 Vibration reducing head suspension mechanism for a magnetic disc unit
07/08/2010US20100172221 Disc cartridge, and disc changer
07/08/2010US20100172058 Flexible wiring unit and electronic device
07/08/2010US20100172057 Suspension gimbal designs with better dynamic performances
07/08/2010US20100172056 Apparatus for retaining lubricant on the deposited end of a slider in a hard disk drive
07/07/2010CN101770781A Method for optimizing disk memory capacity
07/06/2010US7751692 Method of reproducing an interactive disk through a network
07/06/2010US7751501 Tracking system
07/06/2010US7751152 Head suspension
07/06/2010US7751151 Base plate having stepped portion to restrict rotation of shipping comb carrying head stack assembly and hard disk drive with the base plate
07/06/2010US7751150 Ramp for polyoxmethylene resin hard disk drive
07/06/2010US7751142 Portable device with freefall detection or audio processing subsystem and freefall detection or audio processing method
07/01/2010US20100165516 Electrical connecting structure and electrical connecting method for piezoelectric element, piezoelectric actuator, and head suspension
07/01/2010US20100165514 Head supporting mechanism
07/01/2010US20100165505 Power supply voltage adjustment circuit and information storage device
07/01/2010US20100165504 Method of producing magnetic recording medium, and magnetic recording and reading device
07/01/2010US20100165503 Method and apparatus for recording and reading information
06/2010
06/30/2010CN1819030B Driver device and tape drive actuating system
06/30/2010CN101763860A Recording/reproduction apparatus and recording/reproduction system
06/29/2010USRE41401 Magnetic head suspension assembly fabricated with integral load beam and flexure
06/29/2010US7746600 Encapsulant for a disc drive component
06/29/2010US7746592 Disk drive detecting defective spiral servo track
06/24/2010US20100157467 Quiet Retraction System
06/24/2010US20100157466 Magnetic disk device, control device and control method
06/24/2010US20100157465 Current perpendicular to plane (cpp) magnetic read head
06/24/2010US20100157464 Systems and Methods for Adaptive MRA Compensation
06/24/2010US20100157455 Test device for magnetic storage device, magnetic storage device, and method of manufacturing magnetic storage device
06/24/2010US20100156335 Method of determining the gain of a bemf amplifier and relative control circuit of an induction electric motor
06/23/2010EP2198427A1 Systems and methods for adaptive equalization in recording channels
06/23/2010CN1758345B Magnetic recording medium, magnetic recording/reproducing apparatus and stamper for manufacturing the magnetic recording medium
06/23/2010CN101751964A Disk driver
06/23/2010CN101751947A Optical pickup actuator and optical recording/reproducing apparatus having the same
06/23/2010CN101751938A Head balance rack assembly and disc driver
06/23/2010CN101751937A Magnetic disk drive and active compensation of flying height therein
06/23/2010CN101154390B Servo detector, magnetic tape machine and servo system
06/23/2010CN101064169B Magnetic disk drive and a loading/unloading method
06/22/2010US7742253 Storage device and control device
06/22/2010US7741003 Photoresist transfer pads
06/17/2010US20100149695 Head actuator velocity control for electrical power off in a disk drive
06/17/2010US20100149681 Recording method and storage device
06/17/2010US20100149680 Method of manufacturing magnetic recording medium, magnetic recording medium, and magnetic recording reproducing apparatus
06/17/2010US20100149674 Method of manufacturing disk device, method of writing servo information to storage disk, and disk device
06/16/2010EP2195809A1 Systems and methods for adaptive cbd estimation in a storage device
06/16/2010CN1933007B Magnetic disk drive and magnetic head slider
06/16/2010CN1722569B Voice coil electromotor and allocated positioning device
06/16/2010CN101743594A Optical disc device
06/16/2010CN101743593A Systems and methods for fly-height control using servo address mark data
06/16/2010CN101743592A Systems and methods for fly-height control using servo data
06/16/2010CN101743591A Systems and methods for adaptive equalization in recording channels
06/16/2010CN101743590A Systems and methods for adaptive cbd estimation in a storage device
06/16/2010CN101740080A Optical disc apparatus
06/16/2010CN101740039A Head-slider and manufacturing method of the head-slider
06/15/2010US7739618 Information processing apparatus and information processing method
06/15/2010US7738214 Thin film magnetic head
06/15/2010US7738212 Methods, systems, and apparatus for reducing the effects of tape dimensional stability
06/15/2010US7738211 Magnetic disk apparatus and magnetic disk apparatus control method
06/15/2010US7738200 Systems and methods for estimating time corresponding to peak signal amplitude
06/10/2010US20100142334 Optical tape system
06/10/2010US20100142083 Magnetic recording medium and magnetic storage device
06/10/2010US20100142082 Disk drive and method for head servo control of the disk drive
06/10/2010US20100142081 Magnetic disk device, actuator arm, and suspension
06/10/2010US20100142080 Methods and apparatus to detect surface characteristics on magnetic read/write heads
06/10/2010US20100142077 Magnetic recording/reproducing using a patterned medium
06/10/2010US20100142073 Method and apparatus for controlling fly-height of a perpendicular-magnetic-recording head in a hard disk drive
06/09/2010CN201503699U Optical-head driving anti-stuck skidding device
06/09/2010CN1922692B Method for testing a micro-actuator in a magnetic tester, system
06/09/2010CN101183551B Reducing the probability of a slider contacting a surface of a disk
06/08/2010US7733745 Method for controlling the rotation of optical disc using speed profile and holding circuit
06/08/2010US7733608 Head holding member, disk device with the head holding member, and head holding method in the disk, device
06/08/2010US7733607 Suspension with strengthening plate, head gimbal assembly, and disk drive unit with the same
06/08/2010US7733605 Magnetic recording disk having a transition zone
06/08/2010US7733601 Hard disk drive adapted to prevent release of strain between voice coil motor and base
06/08/2010US7733595 Hard disk drive with external sensor interface, system for use thereof and method
06/03/2010US20100135148 Device for reducing power consumption of optical drive and method for the same
06/03/2010US20100134928 Head suspension assembly and storage medium driving apparatus
06/03/2010US20100134916 Magnetic recording medium and magnetic storage device
06/02/2010EP2191471A1 Systems and methods for variable compensated fly height measurement
06/02/2010CN101231302B 双加速度传感器系统 Dual acceleration sensor system
06/02/2010CN101226749B Apparatus, system, and method for timing based servo tape formating
06/01/2010US7729209 Recording and playback apparatus using harddrive for ripping digital audio data
06/01/2010US7729091 Clip for mounting a flex cable within a head stack assembly
06/01/2010US7729090 Disk drive device, actuator lock mechanism, inertia latch mechanism and inertia lever
06/01/2010US7729088 Magnetic disk apparatus with heating device and magnetic head slider used therefor
06/01/2010US7729080 Head control apparatus, head control method, and magnetic disk apparatus
06/01/2010US7729079 Disk drive estimating fly height using a PLL tuned by a fly height capacitance
05/2010
05/27/2010US20100128399 Harmonic measurement for head-disk spacing control using user data
05/27/2010US20100128384 Magnetic recording medium and magnetic recording apparatus
05/27/2010US20100128383 Disk drive and method for controlling clearance in the disk drive
05/27/2010US20100128382 Magnetic recording device and magnetic recording method thereof
05/27/2010US20100128381 Method and system for reducing power consumption by command selection in a hard disk drive
05/27/2010US20100128380 Ses assisted write fly height monitor and control
05/26/2010EP2189983A1 Information recording method and device, information recording medium, and information recording medium manufacturing method and apparatus
05/26/2010CN1975863B Current-perpendicular-to-the-plane structure magnetoresistive element and head slider including the same
05/26/2010CN1615489B Image reporting method and system
05/26/2010CN101714359A Head suspension and method of manufacturing head suspension
05/26/2010CN101046971B Magnetic head slider, magnetic head support mechanism, and method of manufacturing magnetic head
05/26/2010CN101031183B Suspension board with circuit
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