ClassID:

198949

G11B2020/1282 - CPC Classification

Classification description:

Signal processing not specific to the method of recording or reproducing; Circuits therefor; Digital recording or reproducing; Formatting, e.g. arrangement of data block or words on the record carriers wherein the formatting concerns a specific kind of data; Control data, system data or management information, i.e. data used to access or process user data; Servo information in embedded servo fields

Recent Application in this class:
#1
20250364008
2025-11-27

MULTI-REVOLUTION HARD DISK DRIVES WITH REDUCED SERVO OVERHEAD

#2
20170263275
2017-09-14

Magnetic disk device and correction method of head position

#3
20130003214
2013-01-03

Systems and methods for inter-track alignment

#4
20120198304
2012-08-02

INFORMATION REPRODUCTION APPARATUS AND INFORMATION REPRODUCTION METHOD

#5
20110228660
2011-09-22

Method and apparatus for measuring a signal

#6
20110149432
2011-06-23

Information storage device with multiple-use fields in servo pattern

#7
20110085259
2011-04-14

Method for setting zone format of a disk for storing data and disk drive

#8
20110002061
2011-01-06

Circuit and method for detecting the phase of a servo signal

#9
20100238578
2010-09-23

METHOD FOR GENERATING WRITE CLOCK SIGNAL IN MAGNETIC DISK DRIVE

#10
20100232046
2010-09-16

Methods and systems for estimating time corresponding to peak signal amplitude

#11
20090219645
2009-09-03

Apparatus and method to decode linear position information encoded in a sequential information storage medium

#12
20090006073
2009-01-01

Adapter assembly for concurrent emulation of a native channel

#13
20080256423
2008-10-16

Apparatus for providing error correction capability to longitudinal position data

#14
20080256422
2008-10-16

Apparatus for providing error correction capability to longitudinal position data

#15
20070253084
2007-11-01

Systems and methods for estimating time corresponding to peak signal amplitude

#16
20070206304
2007-09-06

Disk apparatus, information processing system, and information providing apparatus

#17
20070044007
2007-02-22

Method and apparatus for providing error correction capability to longitudinal position data

#18
20060152837
2006-07-13

Method of forming servo data of HDD and self servo write method using the same

#19
20060044660
2006-03-02

Magnetic recording and reproducing apparatus

#20
20050243455
2005-11-03

Method and apparatus for improved address mark detection

#21
20050128617
2005-06-16

Information recording medium

#22
15654790
2018-02-27

Magnetic disc apparatus

#23
11933662
2015-05-26

Disk drive adjusting a defect threshold when scanning for defective sectors