Detection or processing of peak/envelop signals

Industry

CPC
G11B5/59611

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Parent Industries

GPHYSICS G11Information storage G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER G11B5/00Recording by magnetisation or demagnetisation of a record carrier Reproducing by magnetic means Record carriers therefor

Current Industry

G11B5/59611Detection or processing of peak/envelop signals

Industries

Patents Grantslast 30 patents

Information Patent Grant
Information reproduction apparatus and information reproduction method
- Patent number 10,573,340
- Issue date Feb 25, 2020
- NIDEC SANKYO CORPORATION
- Shigeo Nakajima
- G11 - INFORMATION STORAGE
Information Patent Grant
Disc locked clock-based servo timing
- Patent number 10,522,177
- Issue date Dec 31, 2019
- Seagate Technology LLC
- Jason Bellorado
- G11 - INFORMATION STORAGE
Information Patent Grant
Hard disk drive and head positioning method
- Patent number 10,020,017
- Issue date Jul 10, 2018
- Kabushiki Kaisha Toshiba
- Takao Furuhashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Digital data driven position error signal for magnetic recording
- Patent number 9,837,110
- Issue date Dec 5, 2017
- Marvell International Ltd.
- Mats Oberg
- G11 - INFORMATION STORAGE
Information Patent Grant
Digital data driven position error signal for magnetic recording
- Patent number 9,672,853
- Issue date Jun 6, 2017
- Marvell International Ltd.
- Mats Oberg
- G11 - INFORMATION STORAGE
Information Patent Grant
Generating position error signal based on data tracks for rotating...
- Patent number 9,384,767
- Issue date Jul 5, 2016
- Marvell World Trade Ltd.
- Mats Oberg
- G11 - INFORMATION STORAGE
Information Patent Grant
Generating position error signal based on data tracks for magnetic...
- Patent number 9,147,419
- Issue date Sep 29, 2015
- Marvell World Trade Ltd.
- Mats Oberg
- G11 - INFORMATION STORAGE
Information Patent Grant
Data storage device initializing read signal gain to detect servo s...
- Patent number 8,891,191
- Issue date Nov 18, 2014
- Western Digital Technologies, Inc.
- Charles A. Park
- 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
Servo pattern read-back signal processing for storage devices
- Patent number 8,670,200
- Issue date Mar 11, 2014
- Hewlett-Packard Development Company, L.P.
- Donald J. Fasen
- G11 - INFORMATION STORAGE
Information Patent Grant
Systems and methods for low latency media defect detection
- Patent number 8,139,457
- Issue date Mar 20, 2012
- Agere Systems Inc.
- Yang Cao
- G11 - INFORMATION STORAGE
Information Patent Grant
Extraction of transducer position information from bit patterned ma...
- Patent number 7,957,084
- Issue date Jun 7, 2011
- Seagate Technology LLC
- Sundeep Chauhan
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Method and apparatus for estimating a position of a head in a disk...
- Patent number 7,933,092
- Issue date Apr 26, 2011
- Marvell International Ltd.
- Xueshi Yang
- G11 - INFORMATION STORAGE
Information Patent Grant
Adaptive data recovery procedure based on radial positioning
- Patent number 7,920,350
- Issue date Apr 5, 2011
- Hitachi Global Storage Technologies, Netherlands, B.V.
- Hoan A. Au
- G11 - INFORMATION STORAGE
Information Patent Grant
Correcting a track pitch error with a subsequent servo-write pass
- Patent number 7,667,920
- Issue date Feb 23, 2010
- Hitachi Global Storage Technologies Netherlands B.V.
- Satyajit N. Patwardhan
- G11 - INFORMATION STORAGE
Information Patent Grant
Settling judgment method for positioning control device, positionin...
- Patent number 7,605,998
- Issue date Oct 20, 2009
- Fujitsu Limited
- Kazuhiko Takaishi
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive to characterize misaligned servo wedges
- Patent number 7,551,390
- Issue date Jun 23, 2009
- Western Digital Technologies, Inc.
- Zhi Wang
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for estimating a position of a head in a disk...
- Patent number 7,538,967
- Issue date May 26, 2009
- Marvell International Ltd.
- Xueshi Yang
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of compensating for track address discontinuity across servo...
- Patent number 7,307,810
- Issue date Dec 11, 2007
- Samsung Electronics Co., Ltd.
- Chang-Ik Kang
- G11 - INFORMATION STORAGE
Information Patent Grant
Positioning control device and positioning control method
- Patent number 7,280,448
- Issue date Oct 9, 2007
- NEC Corporation
- Masashi Kubota
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for dynamic placement of an integration window...
- Patent number 7,230,786
- Issue date Jun 12, 2007
- Maxtor Corporation
- Bill Ray
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic hard disk drive
- Patent number 7,184,236
- Issue date Feb 27, 2007
- Hitachi Global Storage Technologies Japan, Ltd.
- Takehiko Hamaguchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for constrained implementation of variable data TPI
- Patent number 7,145,740
- Issue date Dec 5, 2006
- Matsushita Electric Industrial Co., Ltd.
- Fernando A. Zayas
- G11 - INFORMATION STORAGE
Information Patent Grant
Constrained implementation of variable data TPI
- Patent number 7,113,358
- Issue date Sep 26, 2006
- Matsushita Electric Industrial Co., Ltd.
- Fernando A. Zayas
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive employing multiple index marks
- Patent number 7,110,202
- Issue date Sep 19, 2006
- Western Digital Technologies, Inc.
- Steven R. Vasquez
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of generating current trajectory for seek control of hard di...
- Patent number 7,085,096
- Issue date Aug 1, 2006
- Samsung Electronics Co., Ltd.
- Sang-eun Baek
- G11 - INFORMATION STORAGE
Information Patent Grant
Method to achieve higher track density by allowing only one-sided t...
- Patent number 7,082,007
- Issue date Jul 25, 2006
- Seagate Technology LLC
- Xiong Liu
- G11 - INFORMATION STORAGE
Information Patent Grant
Techniques for detecting polarity reversals of a disk drive read/wr...
- Patent number 7,061,704
- Issue date Jun 13, 2006
- Hitachi Global Storage Technologies Netherlands B.V.
- George A. Dunn
- G11 - INFORMATION STORAGE
Information Patent Grant
Real-time automatic loop-shaping for a disc drive servo control system
- Patent number 7,054,094
- Issue date May 30, 2006
- Seagate Technology LLC
- Tao Zhang
- G11 - INFORMATION STORAGE
Information Patent Grant
Systems for preventing channel control values from being corrupted...
- Patent number 7,006,311
- Issue date Feb 28, 2006
- Matsushita Electric Industrial Co., Ltd.
- Richard M. Ehrlich
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
INFORMATION REPRODUCTION APPARATUS AND INFORMATION REPRODUCTION METHOD
- Publication number 20190279674
- Publication date Sep 12, 2019
- NIDEC SANKYO CORPORATION
- Shigeo NAKAJIMA
- G11 - INFORMATION STORAGE
Information Patent Application
SERVO PATTERN READ-BACK SIGNAL PROCESSING FOR STORAGE DEVICES
- Publication number 20130222938
- Publication date Aug 29, 2013
- Donald J. Fasen
- G11 - INFORMATION STORAGE
Information Patent Application
ADAPTIVE DATA RECOVERY PROCEDURE BASED ON RADIAL POSITIONING
- Publication number 20100079903
- Publication date Apr 1, 2010
- Hoan A. Au
- G11 - INFORMATION STORAGE
Information Patent Application
Systems and Methods for Low Latency Media Defect Detection
- Publication number 20100074078
- Publication date Mar 25, 2010
- Agere Systems Inc.
- Yang Cao
- G11 - INFORMATION STORAGE
Information Patent Application
EXTRACTION OF TRANSDUCER POSITION INFORMATION FROM BIT PATTERNED MA...
- Publication number 20090195916
- Publication date Aug 6, 2009
- Seagate Technology LLC
- Sundeep Chauhan
- G11 - INFORMATION STORAGE
Information Patent Application
Correcting a track pitch error with a subsequent servo-write pass
- Publication number 20090168222
- Publication date Jul 2, 2009
- Satyajit N. Patwardhan
- G11 - INFORMATION STORAGE
Information Patent Application
Settling judgment method for positioning control device, positionin...
- Publication number 20070230305
- Publication date Oct 4, 2007
- FUJITSU LIMITED
- Kazuhiko Takaishi
- G11 - INFORMATION STORAGE
Information Patent Application
Method of generating current trajectory for seek control of hard di...
- Publication number 20050078405
- Publication date Apr 14, 2005
- SAMSUNG ELECTRONICS CO., LTD.
- Sang-eun Baek
- G11 - INFORMATION STORAGE
Information Patent Application
Peak to peak detect method to protect seek/settle induced encroachment
- Publication number 20050052775
- Publication date Mar 10, 2005
- Jianbo He
- G11 - INFORMATION STORAGE
Information Patent Application
Techniques for detecting polarity reversals of a disk drive read/wr...
- Publication number 20050046986
- Publication date Mar 3, 2005
- Hitachi Global Storage Technologies Netherlands, B.V.
- George A. Dunn
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic hard disk drive
- Publication number 20050036226
- Publication date Feb 17, 2005
- Hitachi, Ltd.
- Takehiko Hamaguchi
- G11 - INFORMATION STORAGE
Information Patent Application
Positioning control device and positioning control method
- Publication number 20040240339
- Publication date Dec 2, 2004
- Masashi Kubota
- G05 - CONTROLLING REGULATING
Information Patent Application
Constrained implementation of variable data TPI
- Publication number 20040179291
- Publication date Sep 16, 2004
- Fernando A. Zayas
- G11 - INFORMATION STORAGE
Information Patent Application
Method for constrained implementation of variable data TPI
- Publication number 20040179292
- Publication date Sep 16, 2004
- Fernando A. Zayas
- G11 - INFORMATION STORAGE
Information Patent Application
Methods for improving servo-demodulation robustness
- Publication number 20040125484
- Publication date Jul 1, 2004
- Richard M. Ehrlich
- G11 - INFORMATION STORAGE
Information Patent Application
Methods for setting end-of-seek criteria for rotatable storage media
- Publication number 20040125486
- Publication date Jul 1, 2004
- Thorsten Schmidt
- G11 - INFORMATION STORAGE
Information Patent Application
Systems for preventing channel control values from being corrupted...
- Publication number 20040125479
- Publication date Jul 1, 2004
- Richard M. Ehrlich
- G11 - INFORMATION STORAGE
Information Patent Application
Methods for preventing channel control values from being corrupted...
- Publication number 20040125485
- Publication date Jul 1, 2004
- Richard M. Ehrlich
- G11 - INFORMATION STORAGE
Information Patent Application
Method and apparatus for controlling data read/write between a hard...
- Publication number 20040075925
- Publication date Apr 22, 2004
- Karl Gong
- G11 - INFORMATION STORAGE
Information Patent Application
Method for measuring PES noise of servo patterned media
- Publication number 20030147171
- Publication date Aug 7, 2003
- Xinwei Li
- G11 - INFORMATION STORAGE
Information Patent Application
Disk drive having positioning control system using logical cylinder...
- Publication number 20030090830
- Publication date May 15, 2003
- Kabushiki Kaisha Toshiba
- Katsuyoshi Kitagawa
- G11 - INFORMATION STORAGE
Information Patent Application
Information recording method
- Publication number 20030076611
- Publication date Apr 24, 2003
- Fuji Photo Film Co., Ltd.
- Kazuyuki Usuki
- G11 - INFORMATION STORAGE
Information Patent Application
Adaptive dual-frequency notch filter
- Publication number 20030058558
- Publication date Mar 27, 2003
- International Business Machines Corporation
- Hal Hjalmar Ottesen
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic storage medium, method for controlling track pitch of the...
- Publication number 20030048561
- Publication date Mar 13, 2003
- Kouichi Kadokawa
- G11 - INFORMATION STORAGE
Information Patent Application
Disk drive apparatus and method for compensating for error in servo...
- Publication number 20030026023
- Publication date Feb 6, 2003
- Akio Toda
- G11 - INFORMATION STORAGE
Information Patent Application
Method and apparatus for predictive failure analysis technique for...
- Publication number 20030016462
- Publication date Jan 23, 2003
- International Business Machines Corporation
- Karl Gong
- G11 - INFORMATION STORAGE
Information Patent Application
Actuator design for reducing track misregistration
- Publication number 20030016473
- Publication date Jan 23, 2003
- Seonghoon Kim
- G11 - INFORMATION STORAGE
Information Patent Application
Track pitch control using head offset measurement for self-servowri...
- Publication number 20020176199
- Publication date Nov 28, 2002
- Seagate Technology LLC
- Kevin Arthur Gomez
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording apparatus
- Publication number 20020154437
- Publication date Oct 24, 2002
- Mutsuhito Kaine
- G11 - INFORMATION STORAGE
Information Patent Application
DISK DRIVE, SERVO CONTROL UNIT, AND CONTROL UNIT
- Publication number 20020135930
- Publication date Sep 26, 2002
- NAOYUKI KAGAMI
- G11 - INFORMATION STORAGE

Detection or processing of peak/envelop signals

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Information reproduction apparatus and information reproduction method

Disc locked clock-based servo timing

Hard disk drive and head positioning method

Digital data driven position error signal for magnetic recording

Digital data driven position error signal for magnetic recording

Generating position error signal based on data tracks for rotating...

Generating position error signal based on data tracks for magnetic...

Data storage device initializing read signal gain to detect servo s...

Data detector for detecting data in presence of control signals

Servo pattern read-back signal processing for storage devices

Systems and methods for low latency media defect detection

Extraction of transducer position information from bit patterned ma...

Method and apparatus for estimating a position of a head in a disk...

Adaptive data recovery procedure based on radial positioning

Correcting a track pitch error with a subsequent servo-write pass

Settling judgment method for positioning control device, positionin...

Disk drive to characterize misaligned servo wedges

Method and apparatus for estimating a position of a head in a disk...

Method of compensating for track address discontinuity across servo...

Positioning control device and positioning control method

Method and apparatus for dynamic placement of an integration window...

Magnetic hard disk drive

Method for constrained implementation of variable data TPI

Constrained implementation of variable data TPI

Disk drive employing multiple index marks

Method of generating current trajectory for seek control of hard di...

Method to achieve higher track density by allowing only one-sided t...

Techniques for detecting polarity reversals of a disk drive read/wr...

Real-time automatic loop-shaping for a disc drive servo control system

Systems for preventing channel control values from being corrupted...

Patents Applicationslast 30 patents

INFORMATION REPRODUCTION APPARATUS AND INFORMATION REPRODUCTION METHOD

SERVO PATTERN READ-BACK SIGNAL PROCESSING FOR STORAGE DEVICES

ADAPTIVE DATA RECOVERY PROCEDURE BASED ON RADIAL POSITIONING

Systems and Methods for Low Latency Media Defect Detection

EXTRACTION OF TRANSDUCER POSITION INFORMATION FROM BIT PATTERNED MA...

Correcting a track pitch error with a subsequent servo-write pass

Settling judgment method for positioning control device, positionin...

Method of generating current trajectory for seek control of hard di...

Peak to peak detect method to protect seek/settle induced encroachment

Techniques for detecting polarity reversals of a disk drive read/wr...

Magnetic hard disk drive

Positioning control device and positioning control method

Constrained implementation of variable data TPI

Method for constrained implementation of variable data TPI

Methods for improving servo-demodulation robustness

Methods for setting end-of-seek criteria for rotatable storage media

Systems for preventing channel control values from being corrupted...

Methods for preventing channel control values from being corrupted...

Method and apparatus for controlling data read/write between a hard...

Method for measuring PES noise of servo patterned media

Disk drive having positioning control system using logical cylinder...

Information recording method

Adaptive dual-frequency notch filter

Magnetic storage medium, method for controlling track pitch of the...

Disk drive apparatus and method for compensating for error in servo...

Method and apparatus for predictive failure analysis technique for...

Actuator design for reducing track misregistration

Track pitch control using head offset measurement for self-servowri...

Magnetic recording apparatus

DISK DRIVE, SERVO CONTROL UNIT, AND CONTROL UNIT