197903 ⎘
Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor; Disposition or mounting of heads relative to record carriers with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following; Fluid-dynamic spacing of heads from record-carriers; Specially adapted for spacing from a rotating disc using a fluid cushion; Control of flying height using piezoelectric means
MAGNETIC DISK DEVICE
#2Read/write device for a hard-disk memory system, and corresponding manufacturing process
#3Adjusting HGA z-height via HSA elevator using head/actuator feedback
#4Read/write device for a hard-disk memory system, and corresponding manufacturing process
#5Calibrating elevator actuator for disk drive
#6Surface acoustic wave-based sensing and actuation of contamination
#7ACTIVE CONTROL OF A READ/WRITE HEAD
#8Surface acoustic wave-based sensing and actuation of contamination
#9Active control of a read/write head
#10Active fiber composite data storage device suspension
#11DETECTION OF READ-WRITE HEAD TOUCHDOWN USING HEAD ACTUATOR
#12Recording head with piezoelectric contact sensor
#13Friction force measurement assembly and method
#14And method of operation of micro-milliactuators and micro-microactuators
#15Electrical current as probe for modulation at head-disk interface
#16ACTIVE HEAD SLIDER HAVING PIEZOELECTRIC AND THERMAL ACTUATORS
#17Sheets counting device
#18Disk drive and method of measuring frictional characteristics
#19Disk drive and method for controlling clearance in the disk drive
#20MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE
#21Magnetic disk drive and control method thereof
#22HEAD SLIDER, AND METHOD FOR MANUFACTURING HEAD SLIDER
#23Monitoring a fly height of a magnetic transducer
#24STORAGE APPARATUS AND HEAD SUSPENSION ASSEMBLY
#25Monitoring a fly height of a magnetic transducer
#26Magnetic disk drive for controlling flying height of magnetic head
#27Head-disc interface (HDI) modal response monitoring
#28Head slider
#29Altitude sensing systems and methods for fly height adjustment
#30Integrated silicon micro-actuator slider
#31Head slider having light emission device and optical absorption, method for controlling flying height thereof, and controlling circuit thereof
#32Magnetic Spacing Map Method and Apparatus for a Disk Drive
#33Fly height control apparatus and electrical coupling thereto for supporting a magnetic recording transducer
#34Apparatus, system, and method for detection of fly height margin using controlled excitation of air bearing mode
#35PROCESS FOR PRODUCING HARD DISK DEVICE, PROCESS FOR ADJUSTING FLYING HEIGHT OF MAGNETIC HEAD, AND HARD DISK DEVICE
#36Method and apparatus for pitch angle actuation of slider based upon pressure and humidity conditions in a contact start-stop CSS
#37Advanced air bearing and detection method for media glide testing at ultra-low flying height
#38TRANSDUCER FLY HEIGHT DISTRIBUTION RANGE REDUCTION
#39Method and apparatus for sensing leakage current to estimate and possibly adjust flying height of a read-write head in a hard disk drive
#40Head assembly having a sensing element to provide feedback for head-media instability
#41Electrical current as probe for modulation at head-disk interface
#42Method and apparatus for dynamically establishing pitch static attitude in hard disk drive
#43Method for making a magnetic recording head with a piezoelectric actuator for controlling head-media spacing
#44Movable ramp with arm engaging bracket for an elevator drive on a magnetic disc recording device
#45Calibrating elevator actuator for disk drive
#46Data storage device suspension strut damping system
#47Data storage device employing low duty cycle square wave to detect head touchdown
#48Data storage device detecting minimum stable fly height of a head over a disk
#49Data storage device detecting fly height instability of head during load operation based on microactuator response
#50Nonlinearity-based contact prediction
#51Slider of a disk drive having data favorable load/unload attitude