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Acquisition or selection of servo format from a system reference
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G11B5/59644
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PHYSICS
G11
Information storage
G11B
INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
G11B5/00
Recording by magnetisation or demagnetisation of a record carrier Reproducing by magnetic means Record carriers therefor
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G11B5/59644
Acquisition or selection of servo format from a system reference
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Patents Grants
last 30 patents
Information
Patent Grant
Magnetic disk device
Patent number
11,862,213
Issue date
Jan 2, 2024
Kabushiki Kaisha Toshiba
Nobuhiro Maeto
G11 - INFORMATION STORAGE
Information
Patent Grant
Recording device, control device, recording method, recording tape...
Patent number
11,183,208
Issue date
Nov 23, 2021
FUJIFILM Corporation
Yoichi Akano
G11 - INFORMATION STORAGE
Information
Patent Grant
Device and method for recording information regarding servo signals
Patent number
10,896,691
Issue date
Jan 19, 2021
FUJIFILM Corporation
Yoichi Akano
G11 - INFORMATION STORAGE
Information
Patent Grant
Shingled magnetic recording with operational based track spacing
Patent number
10,056,109
Issue date
Aug 21, 2018
Seagate Technology LLC
Xiong Liu
G11 - INFORMATION STORAGE
Information
Patent Grant
Accurate repeatable runout compensation in disk drives during seeks
Patent number
9,953,672
Issue date
Apr 24, 2018
Kabushiki Kaisha Toshiba
Gabor Szita
G11 - INFORMATION STORAGE
Information
Patent Grant
Systems and methods for synchronization hand shaking in a storage d...
Patent number
9,672,850
Issue date
Jun 6, 2017
Avago Technologies General IP (Singapore) Pte. Ltd.
Jeffrey P. Grundvig
G11 - INFORMATION STORAGE
Information
Patent Grant
Locking a disk-locked clock using timestamps of successive servo ad...
Patent number
9,280,995
Issue date
Mar 8, 2016
Avago Technologies General IP (Singapore) Pte. Ltd.
Xiangdong Fan
G11 - INFORMATION STORAGE
Information
Patent Grant
Systems and methods for multi-head servo data processing
Patent number
9,147,416
Issue date
Sep 29, 2015
Avago Technologies General IP (Singapore) Pte. Ltd.
Jeffrey P. Grundvig
G11 - INFORMATION STORAGE
Information
Patent Grant
System and method for generating soft-orthogonal syncmarks
Patent number
8,976,477
Issue date
Mar 10, 2015
LSI Corporation
Eui Seok Hwang
G11 - INFORMATION STORAGE
Information
Patent Grant
Disk drive correcting an error in a detected gray code
Patent number
8,917,469
Issue date
Dec 23, 2014
Western Digital Technologies, Inc.
Guoxiao Guo
G11 - INFORMATION STORAGE
Information
Patent Grant
Implementing track following using data characteristics for positio...
Patent number
8,902,534
Issue date
Dec 2, 2014
HGST Netherlands B.V.
Richard Michael Brockie
G11 - INFORMATION STORAGE
Information
Patent Grant
Two dimensional magnetic recording servo system phase alignment
Patent number
8,861,111
Issue date
Oct 14, 2014
LSI Corporation
Yu Liao
G11 - INFORMATION STORAGE
Information
Patent Grant
Two dimensional magnetic recording system head separation estimator
Patent number
8,861,112
Issue date
Oct 14, 2014
LSI Corporation
Lu Pan
G11 - INFORMATION STORAGE
Information
Patent Grant
Disk storage apparatus and method for servo demodulation
Patent number
8,848,303
Issue date
Sep 30, 2014
Kabushiki Kaisha Toshiba
Tomoyoshi Yamada
G11 - INFORMATION STORAGE
Information
Patent Grant
Head position detecting method and magnetic disk device
Patent number
8,824,093
Issue date
Sep 2, 2014
Kabushiki Kaisha Toshiba
Daisuke Sudo
G11 - INFORMATION STORAGE
Information
Patent Grant
Data detector for detecting data in presence of control signals
Patent number
8,817,414
Issue date
Aug 26, 2014
Marvell International Ltd.
Zining Wu
G11 - INFORMATION STORAGE
Information
Patent Grant
Write synchronization in bit patterned media using auxiliary read head
Patent number
8,773,798
Issue date
Jul 8, 2014
HGST Netherlands B.V.
Michael K. Grobis
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Write zero phase start for phase synchronization in bit patterned r...
Patent number
8,730,605
Issue date
May 20, 2014
Marvell International Ltd.
Michael Madden
G11 - INFORMATION STORAGE
Information
Patent Grant
Disk drive defining non-circular data tracks relative to a rotation...
Patent number
8,717,704
Issue date
May 6, 2014
Western Digital Technologies, Inc.
Jie Yu
G11 - INFORMATION STORAGE
Information
Patent Grant
Multi-zone servo processor
Patent number
8,681,444
Issue date
Mar 25, 2014
LSI Corporation
Xun Zhang
G11 - INFORMATION STORAGE
Information
Patent Grant
Systems and methods for servo data detection
Patent number
8,665,544
Issue date
Mar 4, 2014
LSI Corporation
Xia Haitao
G11 - INFORMATION STORAGE
Information
Patent Grant
Position demodulator and position demodulation method
Patent number
8,625,230
Issue date
Jan 7, 2014
Kabushiki Kaisha Toshiba
Tatsuhiko Kosugi
G11 - INFORMATION STORAGE
Information
Patent Grant
Disk drive correcting track ID in response to an estimated radial l...
Patent number
8,553,351
Issue date
Oct 8, 2013
Western Digital Technologies, Inc.
Aswartha Narayana
G11 - INFORMATION STORAGE
Information
Patent Grant
Disk storage device, controller of the same, controlling method per...
Patent number
8,520,334
Issue date
Aug 27, 2013
Kabushiki Kaisha Toshiba
Kazuhiko Takaishi
G11 - INFORMATION STORAGE
Information
Patent Grant
Patterned media for self-servowriting integrated servo fields
Patent number
8,477,442
Issue date
Jul 2, 2013
HGST Netherlands B.V.
Thomas Robert Albrecht
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Magnetic recording/reproducing using a patterned medium
Patent number
8,169,729
Issue date
May 1, 2012
Hitachi Global Storage Technologies Netherlands B.V.
Hideki Zaitsu
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Detecting a servo address mark (SAM) in a servo field sync-up opera...
Patent number
8,159,768
Issue date
Apr 17, 2012
Western Digital Technologies, Inc.
Masao Miyamura
G11 - INFORMATION STORAGE
Information
Patent Grant
Methods of forming and reading servo track and data storage apparatus
Patent number
8,035,908
Issue date
Oct 11, 2011
Samsung Electronics Co., Ltd.
Sang-Hyun Park
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Method of servo writing, method of compensating phase mismatch of s...
Patent number
8,031,427
Issue date
Oct 4, 2011
Samsung Electronics Co., Ltd.
Yong-su Kim
G11 - INFORMATION STORAGE
Information
Patent Grant
Disk drive device and method for determining data track format of t...
Patent number
8,009,376
Issue date
Aug 30, 2011
Hitachi Global Storage Technologies, Netherlands, B.V.
Takahiro Saito
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
MAGNETIC DISK DEVICE
Publication number
20240087603
Publication date
Mar 14, 2024
Kabushiki Kaisha Toshiba
Nobuhiro Maeto
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC DISK DEVICE
Publication number
20230274762
Publication date
Aug 31, 2023
KABUSHIKI KAISHA TOSHIBA
Nobuhiro Maeto
G11 - INFORMATION STORAGE
Information
Patent Application
ACCURATE REPEATABLE RUNOUT COMPENSATION IN DISK DRIVES DURING SEEKS
Publication number
20180114540
Publication date
Apr 26, 2018
Kabushiki Kaisha Toshiba
Gabor SZITA
G11 - INFORMATION STORAGE
Information
Patent Application
Locking a Disk-Locked Clock Using Timestamps of Successive Servo Ad...
Publication number
20150279398
Publication date
Oct 1, 2015
LSI Corporation
Xiangdong Fan
G11 - INFORMATION STORAGE
Information
Patent Application
IMPLEMENTING TRACK FOLLOWING USING DATA CHARACTERISTICS FOR POSITIO...
Publication number
20140036381
Publication date
Feb 6, 2014
HGST NETHERLANDS B.V.
Richard Michael Brockie
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC DISK DEVICE, MAGNETIC DISK CONTROLLING APPARATUS, AND HEAD...
Publication number
20140016223
Publication date
Jan 16, 2014
Kabushiki Kaisha Toshiba
Kazumasa NOMURA
G11 - INFORMATION STORAGE
Information
Patent Application
Multi-Zone Servo Processor
Publication number
20130329312
Publication date
Dec 12, 2013
LSI CORPORATION
Xun Zhang
G11 - INFORMATION STORAGE
Information
Patent Application
WRITE SYNCHRONIZATION IN BIT PATTERNED MEDIA USING AUXILIARY READ HEAD
Publication number
20130321947
Publication date
Dec 5, 2013
HGST NETHERLANDS B.V.
Michael K. Grobis
B82 - NANO-TECHNOLOGY
Information
Patent Application
POSITION DEMODULATOR AND POSITION DEMODULATION METHOD
Publication number
20120293885
Publication date
Nov 22, 2012
Kabushiki Kaisha Toshiba
Tatsuhiko KOSUGI
G11 - INFORMATION STORAGE
Information
Patent Application
Systems and Methods for Servo Data Detection
Publication number
20120281305
Publication date
Nov 8, 2012
LSI CORPORATION
Haitao Xia
G11 - INFORMATION STORAGE
Information
Patent Application
DISK STORAGE DEVICE, CONTROLLER OF THE SAME, CONTROLLING METHOD PER...
Publication number
20120162805
Publication date
Jun 28, 2012
Kabushiki Kaisha Toshiba
Kazuhiko TAKAISHI
G11 - INFORMATION STORAGE
Information
Patent Application
Patterned media for self-servowriting integrated servo fields
Publication number
20110279924
Publication date
Nov 17, 2011
Thomas Robert Albrecht
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC RECORDING/REPRODUCING USING A PATTERNED MEDIUM
Publication number
20100142077
Publication date
Jun 10, 2010
Hideki Zaitsu
G11 - INFORMATION STORAGE
Information
Patent Application
SERVO WRITE METHOD AND SERVO WRITE SYSTEM FOR HARD-DISK DRIVE
Publication number
20100134918
Publication date
Jun 3, 2010
Yasunori Nishimoto
G11 - INFORMATION STORAGE
Information
Patent Application
RECOVERING SERVO INFORMATION FROM A SYNCHRONOUS SERVO CHANNEL
Publication number
20100073800
Publication date
Mar 25, 2010
International Business Machines Corporation
Giovanni Cherubini
G11 - INFORMATION STORAGE
Information
Patent Application
ADAPTIVE TRACK SHAPE CONTROL DURING SELF SERVO-WRITE
Publication number
20100067134
Publication date
Mar 18, 2010
Kishan K. Kumbla
G11 - INFORMATION STORAGE
Information
Patent Application
METHODS OF FORMING AND READING SERVO TRACK AND DATA STORAGE APPARATUS
Publication number
20100033864
Publication date
Feb 11, 2010
Samsung Electronics Co., Ltd.
Sang-Hyun PARK
G11 - INFORMATION STORAGE
Information
Patent Application
Method to identify short spirals
Publication number
20100002333
Publication date
Jan 7, 2010
Samsung Eletronics Co., Ltd.
Kwong T. Chan
G11 - INFORMATION STORAGE
Information
Patent Application
METHOD OF SERVO WRITING, METHOD OF COMPENSATING PHASE MISMATCH OF S...
Publication number
20090316295
Publication date
Dec 24, 2009
Samsung Electronics Co., Ltd.
Yong-su KIM
G11 - INFORMATION STORAGE
Information
Patent Application
SERVO INFORMATION CORRECTING METHOD
Publication number
20090290253
Publication date
Nov 26, 2009
Fujitsu Limited
Isamu Tomita
G11 - INFORMATION STORAGE
Information
Patent Application
MANUFACTURING APPARATUS OF STORAGE UNIT
Publication number
20090277000
Publication date
Nov 12, 2009
Fujitsu Limited
Shigeyuki Kotake
G11 - INFORMATION STORAGE
Information
Patent Application
Methods and Apparatus for Low Power Hard Disk Drive Servo Writers
Publication number
20090244757
Publication date
Oct 1, 2009
Marius Vicentiu Dina
G11 - INFORMATION STORAGE
Information
Patent Application
Servo track writer clockhead radius jig
Publication number
20090168223
Publication date
Jul 2, 2009
Teodosio Quilapquilap
G11 - INFORMATION STORAGE
Information
Patent Application
PATTERNED MAGNETIC RECORDING MEDIUM AND METHOD OF SELF SERVO WRITIN...
Publication number
20090147402
Publication date
Jun 11, 2009
Samsung Electronics Co., Ltd.
Sang-chul Sul
G11 - INFORMATION STORAGE
Information
Patent Application
Disk drive device and method for determining data track format of t...
Publication number
20090080100
Publication date
Mar 26, 2009
Takahiro Saito
G11 - INFORMATION STORAGE
Information
Patent Application
SINGLE-PASS SELF-SERVOWRITING METHOD AND SYSTEM EMPLOYING A LOW SEC...
Publication number
20080144210
Publication date
Jun 19, 2008
Kenneth James Dougherty
G11 - INFORMATION STORAGE
Information
Patent Application
Method of writing pattern on magnetic disk and device therfor
Publication number
20080030890
Publication date
Feb 7, 2008
Hitachi Global Storage Technologies Netherlands B.V.
Hideki Ohzeki
G11 - INFORMATION STORAGE
Information
Patent Application
SELF-SERVO WRITING USING STAGED PATTERNING
Publication number
20080013202
Publication date
Jan 17, 2008
Maxtor Corporation
Stan Shepherd
G11 - INFORMATION STORAGE
Information
Patent Application
Signal reproducing method and storage apparatus
Publication number
20070171566
Publication date
Jul 26, 2007
Tomoaki Saito
G11 - INFORMATION STORAGE
Information
Patent Application
Method and system for optimized servo track writing motor current p...
Publication number
20070035870
Publication date
Feb 15, 2007
Jen-Yuan Chang
G11 - INFORMATION STORAGE