Patents
Patents for G11B 21 - Head arrangements not specific to the method of recording or reproducing (20,963)
02/2007
02/28/2007CN1922674A Magnetic recording medium, and manufacturing method, manufacturing equipment, recording/reproducing method and record reproducing device thereof
02/28/2007CN1920999A Magnetic disk unit
02/28/2007CN1920993A Data storage device and a method of controlling write of user data thereof
02/28/2007CN1920960A Method for manufacturing a magnetic head slider
02/28/2007CN1920959A Micro-actuator and magnetic head tabs assembled for disk driving device
02/28/2007CN1920958A Micro-actuator and magnetic head tabs assembled for disk driver
02/28/2007CN1920957A Magnetic head gimbal assembly, magnetic head slider and method for manufacturing magnetic head gimbal
02/28/2007CN1920952A Information recording apparatus, information recording method and computer program
02/28/2007CN1302608C Linear voice coll actuator with compensating coils
02/28/2007CN1302471C High-sensitivity pickup actuator for disc drive
02/28/2007CN1302465C Error control processing method for rail searching servo of optical disk machine
02/27/2007US7184371 Optical pickup driver having piezoelectric elements of different voltages at start and steady state
02/27/2007US7184245 Head slider to be adhered to precise positioning actuator, head gimbal assembly with the head slider, method for adhering the head slider to the actuator, manufacturing method of head slider and manufacturing method of head gimbal assembly
02/27/2007US7184240 Hard disk device
02/27/2007US7184236 Magnetic hard disk drive
02/27/2007US7184234 Compensation for jitter in servo signal within data storage device
02/22/2007US20070041284 Write onece recording medium, recorder and recording method for write once recording method for write once recording medium, reproducer and reproducing method for write once recording medium, computer program for controlling recording or reproduction, and data structure
02/22/2007US20070041283 Optical recording medium, information recording apparatus, and information reproducing apparatus
02/22/2007US20070041282 Write-once disc, recording apparatus thereto, and method of reducing access time thereto
02/22/2007US20070041281 Method for recording a lead-out on an optical disc
02/22/2007US20070041280 Device for and method of recording information
02/22/2007US20070041121 Correlation servo for positioning recording head
02/22/2007DE19653132B4 Mehrspurkopf-Baueinheit für Festplattenlaufwerke Head stack assembly for hard disk drives
02/21/2007EP1755118A1 Magnetic recording medium, and manufacturing method, manufacturing equipment, recording/reproducing method and record reproducing device thereof
02/21/2007CN1917044A Combination of flexible electric cable frame, and combination of flexible cable cantalever in use for disk drive
02/21/2007CN1917043A Head suspension
02/21/2007CN1917042A Method for testing position of magnetic head in hard disk
02/21/2007CN1301466C Equipment and method for supplying multimedia data
02/20/2007US7181570 Diskarray system for suppressing disk fault
02/20/2007US7180707 Thin-film magnetic head, head gimbal assembly, and hard disk drive
02/20/2007US7180696 Methods for selective multi-pass servowriting and self-servowriting
02/20/2007US7180695 Systems for self-servowriting with multiple passes per servowriting step
02/20/2007US7180693 Method and apparatus for maximum likelihood detection of data employing interpolation with compensation of signal asymmetry
02/20/2007US7180692 System and method for calibrating and controlling a fly-height actuator in a magnetic recording disk drive
02/15/2007WO2007008577A3 Fixed-shaft helical drum structure with the shaft supported at both ends
02/15/2007US20070036044 Optical recording medium having read-only storage area and writeable storage area and recording/reproducing apparatus and method therefor
02/15/2007US20070036043 Safe recovery in DVD recordable/rewritable realtime recording
02/15/2007US20070035883 Methods and apparatus for communicating signals between portions of an apparatus in relative movement to one another
02/15/2007US20070035870 Method and system for optimized servo track writing motor current profile to reduce written-in high-frequency repeatable runout track mis-registration
02/14/2007CN1913012A Accelerator of DVD
02/14/2007CN1913010A Incidence automatic regulating system and its method
02/14/2007CN1913003A Magnetic head slider and magnetic disk drive
02/14/2007CN1912999A Air bearing surface processing method of thin-film magnetic head slider
02/14/2007CN1300798C Static attitude determination and adjust of head suspension components
02/14/2007CN1300797C Apparatus and method for controlling head unload operation in disk drive
02/14/2007CN1300773C Method for foming single floating block air cushion surface by using forming polymer brush
02/13/2007US7177241 Recording/reproduction apparatus and recording/reproduction method
02/13/2007US7177239 Information-signal recording and reproducing apparatus
02/13/2007US7177119 Microactuated head suspension with ring springs
02/13/2007US7177116 System, method, and apparatus for applying boundary layer manipulation techniques to the air flow inside rotary disk storage devices
02/13/2007US7177115 Magnetic recording and reading device
02/13/2007US7177111 System and method for optimizing track spacing across a stroke
02/13/2007US7177110 Systems and rotatable media for increasing the usable position error signal (PES) region
02/13/2007US7177109 Methods for increasing the usable position error signal (PES) region
02/13/2007US7177106 Disk storage apparatus
02/13/2007US7175408 Mold monitoring apparatus for injection molding machine
02/08/2007US20070030768 Magnetic recording disk drive with switchable rotational vibration cancellation
02/08/2007US20070030766 Multiple-drive recording and reproduction apparatus
02/08/2007US20070030587 Fall detection device
02/07/2007EP1750133A2 Fall detection device
02/07/2007CN1909081A Recording and/or playing back device
02/07/2007CN1909080A Recording and/or playing back device
02/07/2007CN1909079A Recording and/or playing back device
02/07/2007CN1909078A Recording and/or playing back device
02/07/2007CN1909077A Recording and/or playing back device
02/07/2007CN1909069A Microactuator, head gimbal assembly and hard disk drive using the same, and manufacturing method thereof
02/07/2007CN1908675A Fall detection device
02/07/2007CN1299296C Disk drive having air flow adjusting mechanism and thin plate member incorporated thereto
02/07/2007CN1299275C Optical disk apparatus
02/07/2007CN1299273C Tilting servo method based on tilting servo device
02/07/2007CN1299272C Multi-mode filter and its filtering method
02/07/2007CN1299270C Disk device
02/07/2007CN1299258C System and method for damage prevention by improving the shock resistance of a hard disk actuator arm
02/06/2007US7174559 Disk drive with optical pickup guiding and disk table restricting element
02/06/2007US7174558 Memory device
02/06/2007US7174414 Method and apparatus mapping logical tracks in a disk drive for optimizing track seek time
02/06/2007US7173886 Track jump method for dual-layered optical disk reading device
02/06/2007US7173794 Accessing both sides of data storage tape
02/06/2007US7173789 Head position calculation method in magnetic disc apparatus
02/06/2007US7173788 Medium and apparatus for magnetic recording and method for measuring the offset amount
02/06/2007US7173785 Data storage device and servo information writing method
02/01/2007WO2007013178A1 Magnetic disk device
02/01/2007US20070025201 Method for determining a driving force to drive an optical pickup head
02/01/2007US20070025200 Apparatus for reproducing a digital information signal which is recorded on a first and a second layer of a record carrier
02/01/2007US20070025199 Recorder, recording method and recording medium where program is recorded
02/01/2007US20070025198 Content data recording device and recording control method
02/01/2007US20070025197 Information-processing apparatus, recording medium and information-processing method
02/01/2007US20070025196 Information processing apparatus, information processing method, and computer program product
02/01/2007US20070025025 Micro-actuator, head gimbal assembly, and disk drive unit with the same
02/01/2007US20070025024 Magnetic disk device
02/01/2007US20070025010 Method of and apparatus for forming servo bursts on a magnetic storage disk
02/01/2007US20070025009 Magnetic recorder
01/2007
01/31/2007CN1905050A Optical disc apparatus
01/31/2007CN1905013A Thin film magnetic head and manufacturing the same
01/31/2007CN1905012A Magnetic head flap combination with microdriver and magnetic disk driver thereof
01/31/2007CN1905011A Microdriver, magnetic head flap combination and magnetic disk driver thereof
01/31/2007CN1298060C Manufacturing method of film piezoelectric element and element holding clamper
01/31/2007CN1297987C Inertial latching mechanism and information recorder using the mechanism
01/31/2007CN1297967C Rotation correcting apparatus and optical disk apparatus
01/31/2007CN1297963C Trace control apparatus and optical disc apparatus
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