with optical servo tracking

Industry

CPC
G11B5/59677

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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

G11B5/59677with optical servo tracking

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Servo zone transition optimization for disk drives
- Patent number 10,777,224
- Issue date Sep 15, 2020
- Seagate Technology LLC
- Timothy Francis Ellis
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus capable of determining deviation amount between magnetic...
- Patent number 10,755,735
- Issue date Aug 25, 2020
- FUJIFILM Corporation
- Eiki Ozawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Servo zone transition optimization for magnetic disk recording devices
- Patent number 10,438,620
- Issue date Oct 8, 2019
- Seagate Technology LLC
- Timothy Francis Ellis
- G11 - INFORMATION STORAGE
Information Patent Grant
Data storage device using programmable deglitch window to detect sa...
- Patent number 10,109,308
- Issue date Oct 23, 2018
- Western Digital Technologies, Inc.
- Brian A. Johnson
- G11 - INFORMATION STORAGE
Information Patent Grant
Data storage device compensating for hysteretic response of microac...
- Patent number 9,153,283
- Issue date Oct 6, 2015
- Western Digital Technologies, Inc.
- Wei Xi
- G11 - INFORMATION STORAGE
Information Patent Grant
Thermally-assisted recording (TAR) patterned-media disk drive with...
- Patent number 8,355,300
- Issue date Jan 15, 2013
- Hitachi Global Storage Technologies Netherlands B.V.
- Michael Konrad Grobis
- G11 - INFORMATION STORAGE
Information Patent Grant
Recording and reproducing apparatus and recording medium
- Patent number 8,081,559
- Issue date Dec 20, 2011
- Hitachi Maxell, Ltd.
- Masao Fujita
- G11 - INFORMATION STORAGE
Information Patent Grant
Thermal assisted recording (TAR) disk drive capable of controlling...
- Patent number 7,852,587
- Issue date Dec 14, 2010
- Hitachi Global Storage Technologies Netherlands B.V.
- Thomas R Albrecht
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Patterned-media magnetic recording disk with optical contrast enhan...
- Patent number 7,796,353
- Issue date Sep 14, 2010
- Hitachi Global Storage Technologies Netherlands B.V.
- Manfred Ernst Schabes
- G11 - INFORMATION STORAGE
Information Patent Grant
Methods and apparatus for generating a clock signal, for writing se...
- Patent number 7,646,557
- Issue date Jan 12, 2010
- Xyratex Technology Limited
- Keith R. C. Brady
- G11 - INFORMATION STORAGE
Information Patent Grant
Optoelectronic emitter mounted on a slider
- Patent number 7,643,248
- Issue date Jan 5, 2010
- Seagate Technology LLC
- David Allen Sluzewski
- G11 - INFORMATION STORAGE
Information Patent Grant
Alternative sensors for tracking and timing in bit patterned media
- Patent number 7,609,469
- Issue date Oct 27, 2009
- Seagate Technology LLC
- Edward Charles Gage
- G11 - INFORMATION STORAGE
Information Patent Grant
Laser assisted track width definition and radial control with magne...
- Patent number 7,518,827
- Issue date Apr 14, 2009
- Seagate Technology LLC
- Karl A. Belser
- G11 - INFORMATION STORAGE
Information Patent Grant
Lensless optical servo system for an optically assisted disk drive
- Patent number 7,515,522
- Issue date Apr 7, 2009
- Infineon Technologies AG
- Stephen W. Farnsworth
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup and optical disc apparatus provided with the same
- Patent number 7,379,397
- Issue date May 27, 2008
- Hitachi, Ltd.
- Hiromitsu Mori
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive comprising an optical sensor for vibration mode compensa...
- Patent number 7,365,932
- Issue date Apr 29, 2008
- Western Digital Technologies, Inc.
- George J. Bennett
- G11 - INFORMATION STORAGE
Information Patent Grant
Tilt focus mechanism for an optical drive
- Patent number 7,337,452
- Issue date Feb 26, 2008
- DPHI Acquisitions, Inc.
- Robert David Freeman
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical rotational position information detecting apparatus
- Patent number 7,202,979
- Issue date Apr 10, 2007
- Canon Kabushiki Kaisha
- Makoto Takamiya
- G11 - INFORMATION STORAGE
Information Patent Grant
Control means and method of controlling a current through a coil
- Patent number 7,183,887
- Issue date Feb 27, 2007
- Koninklijke Philips Electronics N.V.
- Rudolf Johan Maria Vullers
- G11 - INFORMATION STORAGE
Information Patent Grant
Methods, apparatus and computer program products for writing tracks...
- Patent number 7,149,044
- Issue date Dec 12, 2006
- Maxtor Corporation
- Yuan Chen
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup and optical disc apparatus provided with the same
- Patent number 7,076,791
- Issue date Jul 11, 2006
- Hiromitsu Mori
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk unit
- Patent number 7,035,038
- Issue date Apr 25, 2006
- Matsushita Electric Industrial Co., Ltd.
- Masaki Yamamoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for forming a servo pattern on a magnetic tape
- Patent number 7,029,726
- Issue date Apr 18, 2006
- Quantum Corporation
- Hong Chen
- G11 - INFORMATION STORAGE
Information Patent Grant
Information recording method using a vertical magnetic system
- Patent number 6,977,786
- Issue date Dec 20, 2005
- Fuji Photo Film Co., Ltd.
- Kazuyuki Usuki
- G11 - INFORMATION STORAGE
Information Patent Grant
Information recording medium with magnetic marks, recording and rep...
- Patent number 6,970,400
- Issue date Nov 29, 2005
- Hitachi Maxell, Ltd.
- Kouichirou Wakabayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical servo track identification on tape storage media
- Patent number 6,961,200
- Issue date Nov 1, 2005
- Quantum Corporation
- Tzuochang Lee
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical to magnetic alignment in magnetic tape system
- Patent number 6,940,681
- Issue date Sep 6, 2005
- Quantum Corporation
- George Bellesis
- G11 - INFORMATION STORAGE
Information Patent Grant
Read/write transducer for hard disk drives with optical position me...
- Patent number 6,924,958
- Issue date Aug 2, 2005
- STMicroelectronics S.r.l.
- Benedetto Vigna
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording apparatus
- Patent number 6,920,010
- Issue date Jul 19, 2005
- Matsushita Electric Industrial Co., Ltd.
- Mutsuhito Kaine
- G11 - INFORMATION STORAGE
Information Patent Grant
Tilt focus method and mechanism for an optical drive
- Patent number 6,901,598
- Issue date May 31, 2005
- DPHI Acquisitions, Inc.
- Robert David Freeman
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
MAGNETIC TAPE APPARATUS
- Publication number 20200005820
- Publication date Jan 2, 2020
- FUJIFILM CORPORATION
- Eiki Ozawa
- G11 - INFORMATION STORAGE
Information Patent Application
SERVO ZONE TRANSITION OPTIMIZATION
- Publication number 20190385640
- Publication date Dec 19, 2019
- SEAGATE TECHNOLOGY LLC
- Timothy Francis ELLIS
- G11 - INFORMATION STORAGE
Information Patent Application
INFORMATION DEVICE
- Publication number 20140233362
- Publication date Aug 21, 2014
- Kenji Kondo
- G11 - INFORMATION STORAGE
Information Patent Application
THERMALLY-ASSISTED RECORDING (TAR) PATTERNED-MEDIA DISK DRIVE WITH...
- Publication number 20120082015
- Publication date Apr 5, 2012
- HITACHI GLOBAL STORAGE TECHNOLOGIES NETHERLANDS B.V.
- Michael Konrad Grobis
- G11 - INFORMATION STORAGE
Information Patent Application
PATTERNED-MEDIA MAGNETIC RECORDING DISK WITH OPTICAL CONTRAST ENHAN...
- Publication number 20100091618
- Publication date Apr 15, 2010
- HITACHI GLOBAL STORAGE TECHNOLOGIES NETHERLANDS B.V.
- Manfred Ernst Schabes
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC RECORDING DISK DRIVE WITH PATTERNED MEDIA AND OPTICAL SYST...
- Publication number 20100061018
- Publication date Mar 11, 2010
- HITACHI GLOBAL STORAGE TECHNOLOGIES NETHERLANDS B.V.
- Thomas R. Albrecht
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC DISC APPARATUS AND TRACK FOLLOWING METHOD
- Publication number 20090257146
- Publication date Oct 15, 2009
- Fujitsu Limited
- Hiroyuki Suzuki
- G11 - INFORMATION STORAGE
Information Patent Application
Alternative Sensors For Tracking And Timing In Bit Patterned Media
- Publication number 20090002867
- Publication date Jan 1, 2009
- Seagate Technology LLC
- Edward Charles Gage
- G11 - INFORMATION STORAGE
Information Patent Application
RECORDING AND REPRODUCING APPARATUS AND RECORDING MEDIUM
- Publication number 20080151712
- Publication date Jun 26, 2008
- Masao Fujita
- G11 - INFORMATION STORAGE
Information Patent Application
Optoelectronic emitter mounted on a slider
- Publication number 20080002298
- Publication date Jan 3, 2008
- Seagate Technology LLC
- David Allen Sluzewski
- G11 - INFORMATION STORAGE
Information Patent Application
Methods and apparatus for generating a clock signal, for writing se...
- Publication number 20070008643
- Publication date Jan 11, 2007
- XYRATEX TECHNOLOGY LIMITED
- Keith R.C. Brady
- G11 - INFORMATION STORAGE
Information Patent Application
Optical pickup and optical disc apparatus provided with the same
- Publication number 20060233069
- Publication date Oct 19, 2006
- Hitachi, Ltd
- Hiromitsu Mori
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic disk and magnetic disk apparatus provided with the same
- Publication number 20060139805
- Publication date Jun 29, 2006
- Kabushiki Kaisha Toshiba
- Manabu Akamatsu
- G11 - INFORMATION STORAGE
Information Patent Application
Light-assisted type magnetic recording head, magnetic recording app...
- Publication number 20060114756
- Publication date Jun 1, 2006
- SONY CORPORATION
- Naoto Kojima
- G11 - INFORMATION STORAGE
Information Patent Application
Control means and method of controlling a current through a coil
- Publication number 20050259346
- Publication date Nov 24, 2005
- Koninklijke Philips Electronics N.V.
- Rudolf Johan Maria Vullers
- G11 - INFORMATION STORAGE
Information Patent Application
Lensless optical servo system for an optically assisted disk drive
- Publication number 20050162993
- Publication date Jul 28, 2005
- Infineon Technologies AG, a German corporation
- Stephen W. Farnsworth
- G11 - INFORMATION STORAGE
Information Patent Application
Optical rotational position information detecting apparatus
- Publication number 20050007919
- Publication date Jan 13, 2005
- Canon Kabushiki Kaisha
- Makoto Takamiya
- G11 - INFORMATION STORAGE
Information Patent Application
Laser assisted track width definition and radial control with magne...
- Publication number 20040218477
- Publication date Nov 4, 2004
- Seagate Technology LLC
- Karl A. Belser
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic disk unit
- Publication number 20040212914
- Publication date Oct 28, 2004
- Masaki Yamamoto
- G11 - INFORMATION STORAGE
Information Patent Application
Medium, apparatus, and method related to encryption resultant infor...
- Publication number 20040022155
- Publication date Feb 5, 2004
- Mitsuaki Oshima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
INTERFERENCE DEVICE, POSITION DETECTING DEVICE, POSITIONING DEVICE...
- Publication number 20030133219
- Publication date Jul 17, 2003
- KOU ISHIZUKA
- G11 - INFORMATION STORAGE
Information Patent Application
Optical pickup and optical disc apparatus provided with the same
- Publication number 20030117934
- Publication date Jun 26, 2003
- Hitachi, Ltd
- Hiromitsu Mori
- 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
Optically-based position measurement apparatus
- Publication number 20030053244
- Publication date Mar 20, 2003
- Robert A. Lewis
- G11 - INFORMATION STORAGE
Information Patent Application
Optical to magnetic alignment in magnetic tape system
- Publication number 20030035238
- Publication date Feb 20, 2003
- George Bellesis
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic disc drive
- Publication number 20020186493
- Publication date Dec 12, 2002
- Masaki Yamamoto
- G11 - INFORMATION STORAGE
Information Patent Application
Optical servo track identification on tape storage media
- Publication number 20020167751
- Publication date Nov 14, 2002
- Tzuochang Lee
- 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
Diffraction-based monitoring of a patterned magnetic recording medium
- Publication number 20020135929
- Publication date Sep 26, 2002
- Imation Corp.
- Jathan D. Edwards
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic disc apparatus
- Publication number 20020114099
- Publication date Aug 22, 2002
- Akihito Nakayama
- G11 - INFORMATION STORAGE

with optical servo tracking

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Servo zone transition optimization for disk drives

Apparatus capable of determining deviation amount between magnetic...

Servo zone transition optimization for magnetic disk recording devices

Data storage device using programmable deglitch window to detect sa...

Data storage device compensating for hysteretic response of microac...

Thermally-assisted recording (TAR) patterned-media disk drive with...

Recording and reproducing apparatus and recording medium

Thermal assisted recording (TAR) disk drive capable of controlling...

Patterned-media magnetic recording disk with optical contrast enhan...

Methods and apparatus for generating a clock signal, for writing se...

Optoelectronic emitter mounted on a slider

Alternative sensors for tracking and timing in bit patterned media

Laser assisted track width definition and radial control with magne...

Lensless optical servo system for an optically assisted disk drive

Optical pickup and optical disc apparatus provided with the same

Disk drive comprising an optical sensor for vibration mode compensa...

Tilt focus mechanism for an optical drive

Optical rotational position information detecting apparatus

Control means and method of controlling a current through a coil

Methods, apparatus and computer program products for writing tracks...

Optical pickup and optical disc apparatus provided with the same

Magnetic disk unit

Method for forming a servo pattern on a magnetic tape

Information recording method using a vertical magnetic system

Information recording medium with magnetic marks, recording and rep...

Optical servo track identification on tape storage media

Optical to magnetic alignment in magnetic tape system

Read/write transducer for hard disk drives with optical position me...

Magnetic recording apparatus

Tilt focus method and mechanism for an optical drive

Patents Applicationslast 30 patents

MAGNETIC TAPE APPARATUS

SERVO ZONE TRANSITION OPTIMIZATION

INFORMATION DEVICE

THERMALLY-ASSISTED RECORDING (TAR) PATTERNED-MEDIA DISK DRIVE WITH...

PATTERNED-MEDIA MAGNETIC RECORDING DISK WITH OPTICAL CONTRAST ENHAN...

MAGNETIC RECORDING DISK DRIVE WITH PATTERNED MEDIA AND OPTICAL SYST...

MAGNETIC DISC APPARATUS AND TRACK FOLLOWING METHOD

Alternative Sensors For Tracking And Timing In Bit Patterned Media

RECORDING AND REPRODUCING APPARATUS AND RECORDING MEDIUM

Optoelectronic emitter mounted on a slider

Methods and apparatus for generating a clock signal, for writing se...

Optical pickup and optical disc apparatus provided with the same

Magnetic disk and magnetic disk apparatus provided with the same

Light-assisted type magnetic recording head, magnetic recording app...

Control means and method of controlling a current through a coil

Lensless optical servo system for an optically assisted disk drive

Optical rotational position information detecting apparatus

Laser assisted track width definition and radial control with magne...

Magnetic disk unit

Medium, apparatus, and method related to encryption resultant infor...

INTERFERENCE DEVICE, POSITION DETECTING DEVICE, POSITIONING DEVICE...

Optical pickup and optical disc apparatus provided with the same

Information recording method

Optically-based position measurement apparatus

Optical to magnetic alignment in magnetic tape system

Magnetic disc drive

Optical servo track identification on tape storage media

Magnetic recording apparatus

Diffraction-based monitoring of a patterned magnetic recording medium

Magnetic disc apparatus