by sensing movement or position of head

Industry

CPC
G11B19/14

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Parent Industries

GPHYSICS G11Information storage G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER G11B19/00Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor Control thereof Control of operating function; Driving both disc and head

Current Industry

G11B19/14by sensing movement or position of head

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Write timing for RRO field in a constant density servo system
- Patent number 11,721,363
- Issue date Aug 8, 2023
- Marvell Asia Pte, Ltd.
- Supaket Katchmart
- G11 - INFORMATION STORAGE
Information Patent Grant
Write timing for RRO field in a constant density servo system
- Patent number 11,417,361
- Issue date Aug 16, 2022
- Marvell Asia Pte, Ltd.
- Supaket Katchmart
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk device and sector processing method
- Patent number 11,335,374
- Issue date May 17, 2022
- Kabushiki Kaisha Toshiba
- Kazumi Fujimoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk device
- Patent number 11,074,936
- Issue date Jul 27, 2021
- Kabushiki Kaisha Toshiba
- Toru Watanabe
- G11 - INFORMATION STORAGE
Information Patent Grant
Data storage device compensating for seek vibration using vibration...
- Patent number 10,984,831
- Issue date Apr 20, 2021
- Western Digital Technologies, Inc.
- Jianguo Zhou
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus and method for retracting the magnetic head to a home pos...
- Patent number 10,748,574
- Issue date Aug 18, 2020
- Canon Kabushiki Kaisha
- Hidetaka Tabuchi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Detection system of vinyl record player for detecting end of playback
- Patent number 10,290,316
- Issue date May 14, 2019
- Hanpin Electron Co., Ltd.
- Shen-Keng Liu
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disc for tuple-speed recording and optical disc device for...
- Patent number 8,391,113
- Issue date Mar 5, 2013
- Sanyo Electric Co., LTD
- Morio Nakatani
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disk drive capable of detecting anomalies in optical pick-u...
- Patent number 7,778,123
- Issue date Aug 17, 2010
- Teac Corporation
- Hideki Kubo
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive apparatus, electronic circuit for disk drive apparatus a...
- Patent number 7,599,141
- Issue date Oct 6, 2009
- Kabushiki Kaisha Toshiba
- Hiroshi Okamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disk apparatus
- Patent number 7,460,442
- Issue date Dec 2, 2008
- Sony Corporation
- Takashi Nagatomo
- G11 - INFORMATION STORAGE
Information Patent Grant
Settling judgment method for position control device and position c...
- Patent number 7,423,836
- Issue date Sep 9, 2008
- Fujitsu Limited
- Kazuhiko Takaishi
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disk medium and optical disk indentification method and opt...
- Patent number 6,850,478
- Issue date Feb 1, 2005
- Matsushita Electric Industrial Co., Ltd.
- Hiromichi Ishibashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Moving position detecting apparatus of a mobile element and a disk...
- Patent number 6,778,482
- Issue date Aug 17, 2004
- Matsushita Electric Industrial Co., Ltd.
- Kazuhiro Takeuchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Rotationally optimized seek initiation
- Patent number 6,339,811
- Issue date Jan 15, 2002
- Seagate Technologh LLC
- Mark A. Gaertner
- G11 - INFORMATION STORAGE
Information Patent Grant
Current limiting in high performance files
- Patent number 6,282,046
- Issue date Aug 28, 2001
- International Business Machines Corporation
- George Robert Houston
- G11 - INFORMATION STORAGE
Information Patent Grant
System and method for formatting disc surfaces
- Patent number 6,191,912
- Issue date Feb 20, 2001
- Seagate Technology, Inc.
- Mark A. Gaertner
- G11 - INFORMATION STORAGE
Information Patent Grant
Write fault thresholds adaptive by head and disc location in a disc...
- Patent number 6,181,493
- Issue date Jan 30, 2001
- Seagate Technology LLC
- Shawn A. Wakefield
- G11 - INFORMATION STORAGE
Information Patent Grant
Selecting write fault thresholds by head and disc location in a dis...
- Patent number 6,178,054
- Issue date Jan 23, 2001
- Seagate Technology LLC
- Shawn A. Wakefield
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk recording or playback device and method of adjusting initial p...
- Patent number 6,175,538
- Issue date Jan 16, 2001
- Sanyo Electric Co., Ltd.
- Hitoshi Ogata
- G11 - INFORMATION STORAGE
Information Patent Grant
System and method for formatting disc surfaces
- Patent number 6,072,648
- Issue date Jun 6, 2000
- Seagate Technology, Inc.
- Mark A. Gaertner
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for controlling spindle motor commutation swit...
- Patent number 6,067,202
- Issue date May 23, 2000
- International Business Machines Corporation
- Bryan Scott Rowan
- G11 - INFORMATION STORAGE
Information Patent Grant
System and method for formatting disc surfaces
- Patent number 6,040,952
- Issue date Mar 21, 2000
- Seagate Technology, Inc.
- Mark A. Gaertner
- G11 - INFORMATION STORAGE
Information Patent Grant
Objective lens driving apparatus
- Patent number 5,999,507
- Issue date Dec 7, 1999
- Kabushiki Kaisha Toshiba
- Takashi Yoshizawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Reading information from a disk-shaped recording medium that is rot...
- Patent number 5,982,728
- Issue date Nov 9, 1999
- Matsushita Electric Industrial Co., Ltd.
- Koujirou Okamoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk apparatus using stop patterns to reliably determine a stop pos...
- Patent number 5,946,155
- Issue date Aug 31, 1999
- Fujitsu Limited
- Kazunori Tochiyama
- G11 - INFORMATION STORAGE
Information Patent Grant
System and method for adjusting actuator control current for direct...
- Patent number 5,912,782
- Issue date Jun 15, 1999
- International Business Machines Corporation
- Troy T. Lee
- G11 - INFORMATION STORAGE
Information Patent Grant
Objective lens driving apparatus
- Patent number 5,864,523
- Issue date Jan 26, 1999
- Kabushiki Kaisha Toshiba
- Takashi Yoshizawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Power-saving high performance data storage system
- Patent number 5,801,894
- Issue date Sep 1, 1998
- International Business Machines Corporation
- Zine-Eddine Boutaghou
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disc drive having accessing from a current position within...
- Patent number 5,737,284
- Issue date Apr 7, 1998
- NEC Corporation
- Minoru Yamada
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
MAGNETIC DISK DEVICE
- Publication number 20230306998
- Publication date Sep 28, 2023
- Kabushiki Kaisha Toshiba
- Susumu Yoshida
- G11 - INFORMATION STORAGE
Information Patent Application
WRITE TIMING FOR RRO FIELD IN A CONSTANT DENSITY SERVO SYSTEM
- Publication number 20220351750
- Publication date Nov 3, 2022
- Marvell Asia Pte, Ltd.
- Supaket Katchmart
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC DISK DEVICE AND SECTOR PROCESSING METHOD
- Publication number 20220068307
- Publication date Mar 3, 2022
- Kabushiki Kaisha Toshiba
- Kazumi Fujimoto
- G11 - INFORMATION STORAGE
Information Patent Application
WRITE TIMING FOR RRO FIELD IN A CONSTANT DENSITY SERVO SYSTEM
- Publication number 20220059129
- Publication date Feb 24, 2022
- Marvell Asia Pte, Ltd.
- Supaket Katchmart
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC DISK DEVICE
- Publication number 20210193178
- Publication date Jun 24, 2021
- Kabushiki Kaisha Toshiba
- Toru Watanabe
- G11 - INFORMATION STORAGE
Information Patent Application
INFORMATION PROCESSING APPARATUS AND METHOD FOR CONTROLLING INFORMA...
- Publication number 20190355390
- Publication date Nov 21, 2019
- Canon Kabushiki Kaisha
- Hidetaka Tabuchi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
OPTICAL DISC AND OPTICAL DISC DEVICE
- Publication number 20090207721
- Publication date Aug 20, 2009
- SANYO ELECTRIC CO., LTD.
- Morio Nakatani
- G11 - INFORMATION STORAGE
Information Patent Application
DISK DRIVE APPARATUS, ELECTRONIC CIRCUIT FOR DISK DRIVE APPARATUS A...
- Publication number 20080239547
- Publication date Oct 2, 2008
- Toshiba America Information Systems, Inc.
- Hiroshi Okamura
- G11 - INFORMATION STORAGE
Information Patent Application
Settling judgment method for position control device and position c...
- Publication number 20080024907
- Publication date Jan 31, 2008
- FUJITSU LIMITED
- Kazuhiko Takaishi
- G11 - INFORMATION STORAGE
Information Patent Application
Optical disk drive
- Publication number 20070223338
- Publication date Sep 27, 2007
- TEAC CORPORATION
- Hideki Kubo
- G11 - INFORMATION STORAGE
Information Patent Application
Optical disk apparatus
- Publication number 20050195697
- Publication date Sep 8, 2005
- Takashi Nagatomo
- G11 - INFORMATION STORAGE

by sensing movement or position of head

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Write timing for RRO field in a constant density servo system

Write timing for RRO field in a constant density servo system

Magnetic disk device and sector processing method

Magnetic disk device

Data storage device compensating for seek vibration using vibration...

Apparatus and method for retracting the magnetic head to a home pos...

Detection system of vinyl record player for detecting end of playback

Optical disc for tuple-speed recording and optical disc device for...

Optical disk drive capable of detecting anomalies in optical pick-u...

Disk drive apparatus, electronic circuit for disk drive apparatus a...

Optical disk apparatus

Settling judgment method for position control device and position c...

Optical disk medium and optical disk indentification method and opt...

Moving position detecting apparatus of a mobile element and a disk...

Rotationally optimized seek initiation

Current limiting in high performance files

System and method for formatting disc surfaces

Write fault thresholds adaptive by head and disc location in a disc...

Selecting write fault thresholds by head and disc location in a dis...

Disk recording or playback device and method of adjusting initial p...

System and method for formatting disc surfaces

Method and apparatus for controlling spindle motor commutation swit...

System and method for formatting disc surfaces

Objective lens driving apparatus

Reading information from a disk-shaped recording medium that is rot...

Disk apparatus using stop patterns to reliably determine a stop pos...

System and method for adjusting actuator control current for direct...

Objective lens driving apparatus

Power-saving high performance data storage system

Optical disc drive having accessing from a current position within...

Patents Applicationslast 30 patents

MAGNETIC DISK DEVICE

WRITE TIMING FOR RRO FIELD IN A CONSTANT DENSITY SERVO SYSTEM

MAGNETIC DISK DEVICE AND SECTOR PROCESSING METHOD

WRITE TIMING FOR RRO FIELD IN A CONSTANT DENSITY SERVO SYSTEM

MAGNETIC DISK DEVICE

INFORMATION PROCESSING APPARATUS AND METHOD FOR CONTROLLING INFORMA...

OPTICAL DISC AND OPTICAL DISC DEVICE

DISK DRIVE APPARATUS, ELECTRONIC CIRCUIT FOR DISK DRIVE APPARATUS A...

Settling judgment method for position control device and position c...

Optical disk drive

Optical disk apparatus