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Class Information
Number: 360/77.01
Name: Dynamic magnetic information storage or retrieval > Automatic control of a recorder mechanism > Controlling the head > Track centering
Description: Subject matter for aligning a transducer head with the midpoint of a continuous information containing path.

Sub-classes under this class:

Class Number Class Name Patents
360/77.12 Elongated web carrier (i.e., tape) 545
360/77.02 Rotary carrier 685

Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8675300 Device and method of reading and writing data on magnetic recording medium in case of off-track occuring Mar. 18, 2014
8665552 Controlling positions of storage media heads Mar. 4, 2014
8659846 Inter-track interference cancelation in the presence of frequency offset Feb. 25, 2014
8638514 Information recording device and information recording method Jan. 28, 2014
8614935 Data storage system and method for calibrating same Dec. 24, 2013
8553349 Servo routine for track seeking in a hard disk drive and hard disk drive for performing the same Oct. 8, 2013
8488267 Sensor position adjustment with media velocity relative sample timing Jul. 16, 2013
8345374 Patterned media for heat assisted magnetic recording Jan. 1, 2013
8214718 Erasure flagging system and method for errors-and-erasures decoding in storage devices Jul. 3, 2012
8094406 Apparatus and method to adjust the positions of a write element and read element disposed on a read/write head Jan. 10, 2012
8077426 Magnetic disk centering method and system Dec. 13, 2011
8059353 Magnetic storage systems and methods allowing for recovery of data blocks written off-track with non-constant offsets Nov. 15, 2011
7916421 Methods and structure for recovery of write fault errors in a dynamically mapped mass storage device Mar. 29, 2011
7826170 Apparatus and method for adjusting a feed-forward signal for seek control during a seek operation Nov. 2, 2010
7809919 Automatic data block misalignment detection and correction in a computer system utilizing a hard disk subsystem Oct. 5, 2010
7764460 Adjusting read heads based on misregistration calculated from servo patterns Jul. 27, 2010
7755863 Adjacent track readers Jul. 13, 2010
7724465 Tape heads for use with multiple tape formats May. 25, 2010
7724464 Recording disk and disk drive May. 25, 2010
7724459 Method for reading data from a magnetic recordign tape May. 25, 2010
7719784 Data storage device May. 18, 2010
7688535 Extracting position information using user data Mar. 30, 2010
7649708 Differential timing based servo pattern for magnetic-based storage media Jan. 19, 2010
7649709 Differential timing based servo pattern for magnetic-based storage media Jan. 19, 2010
7602576 Data reading method and storage device Oct. 13, 2009
7522365 Magnetic storage systems and methods allowing for recovery of data blocks written off-track with non-constant offsets Apr. 21, 2009
7486470 Hard disk drive vibration cancellation using adaptive filter Feb. 3, 2009
7466510 Distributed servo patterns for data storage media Dec. 16, 2008
7440221 Calibration of reader/writer offset in hard disk drive using shingled recording Oct. 21, 2008
7440216 Rotary piezoelectric microactuator with an optimum suspension arrangement Oct. 21, 2008
7430091 Method and apparatus for improving the performance of a disk drive Sep. 30, 2008
7428120 System and method for deconvolution of multiple data tracks Sep. 23, 2008
7420763 Disk drive control circuit and method Sep. 2, 2008
7385781 Multi-arm disk drive system having interleaved read/write operations and method of controlling same Jun. 10, 2008
7312945 Techniques for adjusting for actuator non-linearities in a data storage system Dec. 25, 2007
7298574 Servo writing a disk drive using correction values that attenuate phase error propagation Nov. 20, 2007
7292402 Systems and methods for multipass servowriting with a null burst pattern Nov. 6, 2007
7253986 System and method for deconvolution of multiple data tracks Aug. 7, 2007
7245452 Disk drive with altitude detection via analysis of non-repeatable runout components Jul. 17, 2007
7206162 Seek trajectory generation using adaptive filtering Apr. 17, 2007
7196864 Disk drive having a servo control system optimized for faster determination of repeatable runout correction values and related method Mar. 27, 2007
7180695 Systems for self-servowriting with multiple passes per servowriting step Feb. 20, 2007
7180696 Methods for selective multi-pass servowriting and self-servowriting Feb. 20, 2007
7124654 Method for determining a microactuator range of movement Oct. 24, 2006
7082006 Compact optical tracking system for magnetic tape Jul. 25, 2006
7064914 Position error signal quality Jun. 20, 2006
6975478 Method for calibrating disk drive servo control system gain values during manufacturing Dec. 13, 2005
6958881 Disk drive control system having a servo processing accelerator circuit Oct. 25, 2005
6943969 Method of detecting protrusion on recording medium and detecting apparatus therefor Sep. 13, 2005
6943970 Position demodulating method and circuit of disk apparatus Sep. 13, 2005

1 2 3 4

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