Focus-error methods other than those covered by G11B7/0909 - G11B7/0916

Industry

CPC
G11B7/0917

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Parent Industries

GPHYSICS G11Information storage G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER G11B7/00Recording or reproducing by optical means

Current Industry

G11B7/0917Focus-error methods other than those covered by G11B7/0909 - G11B7/0916

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Optical information processing device
- Patent number 10,878,847
- Issue date Dec 29, 2020
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Kazuo Momoo
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disc device
- Patent number 9,153,271
- Issue date Oct 6, 2015
- Renesas Electronics Corporation
- Yoshimi Iso
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup device
- Patent number 9,123,357
- Issue date Sep 1, 2015
- Funai Electronic Co., Ltd.
- Kenji Okamoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical information recording device
- Patent number 8,830,809
- Issue date Sep 9, 2014
- Hitachi-LG Data Storage, Inc.
- Kouji Fujita
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disc device
- Patent number 8,780,680
- Issue date Jul 15, 2014
- Renesas Electronics Corporation
- Yoshimi Iso
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for determining the cleanliness of a lens in a...
- Patent number 8,687,472
- Issue date Apr 1, 2014
- Marvell International Ltd.
- Antonius Leonardus Johannes Dekker
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical information reproducing apparatus
- Patent number 8,493,830
- Issue date Jul 23, 2013
- Hitachi Media Electronics Co., Ltd.
- Tatsuro Ide
- G11 - INFORMATION STORAGE
Information Patent Grant
Recording apparatus and control method
- Patent number 8,284,643
- Issue date Oct 9, 2012
- Sony Corporation
- Tsutomu Ishimoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical scanning device and method for scanning
- Patent number 8,223,595
- Issue date Jul 17, 2012
- Lite-On It Corporation
- Johannes Leopoldus Bakx
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disc apparatus, crosstalk correction method and integrated...
- Patent number 8,174,941
- Issue date May 8, 2012
- Panasonic Corporation
- Minoru Takazawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Reading device
- Patent number 8,102,747
- Issue date Jan 24, 2012
- National Chiao Tung University
- Ching-Cherng Sun
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup device
- Patent number 8,081,550
- Issue date Dec 20, 2011
- Hitachi Media Electronics Co., Ltd.
- Kunikazu Ohnishi
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical information recording apparatus
- Patent number 8,072,850
- Issue date Dec 6, 2011
- Hitachi Media Electronics Co., Ltd.
- Fumio Isshiki
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical scanning device and method for determining focus position
- Patent number 8,050,169
- Issue date Nov 1, 2011
- Lite-On It Corporation
- Johannes Leopoldus Bakx
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disc device
- Patent number 7,995,431
- Issue date Aug 9, 2011
- Renesas Electronics Corporation
- Yoshimi Iso
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disc apparatus and method of driving the same
- Patent number 7,990,815
- Issue date Aug 2, 2011
- Samsung Electronics Co., Ltd.
- An-sik Jeong
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for adjusting a focus position on an optical disc and an opt...
- Patent number 7,944,787
- Issue date May 17, 2011
- Hitachi-LG Data Storage, Inc.
- Tomoya Hoshi
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disc apparatus, focus position control method and optical disc
- Patent number 7,936,656
- Issue date May 3, 2011
- Sony Corporation
- Hirotaka Miyamoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus of adjusting focusing servo in optical disc de...
- Patent number 7,859,964
- Issue date Dec 28, 2010
- LG Electronics Inc.
- In Su Jung
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup apparatus
- Patent number 7,801,013
- Issue date Sep 21, 2010
- Konica Minolta Opto, INC
- Nobuyoshi Mori
- G11 - INFORMATION STORAGE
Information Patent Grant
Arithmetic processing circuit unit and disc device
- Patent number 7,791,989
- Issue date Sep 7, 2010
- Rohm Co., Ltd.
- Koji Nishikawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method for obtaining an optimum focusing point of an optical pickup...
- Patent number 7,626,899
- Issue date Dec 1, 2009
- Chin-Yin Tsai
- G11 - INFORMATION STORAGE
Information Patent Grant
Layer-jumping and focusing control method
- Patent number 7,606,122
- Issue date Oct 20, 2009
- Lite-On It Corp.
- Yi-Chung Lee
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical information recording apparatus
- Patent number 7,480,216
- Issue date Jan 20, 2009
- Hitachi Media Electronics Co., Ltd.
- Fumio Isshiki
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for differing focus between at least two dimen...
- Patent number 7,342,852
- Issue date Mar 11, 2008
- Discovision Associates
- Robison J. Bryan
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus and method for controlling tracking and focusing servo in...
- Patent number 7,190,656
- Issue date Mar 13, 2007
- Daewoo Electronics Corporation
- Kun Yul Kim
- G11 - INFORMATION STORAGE
Information Patent Grant
Focus control method and focus controller
- Patent number 6,845,066
- Issue date Jan 18, 2005
- Sony Corporation
- Imanishi Shingo
- G11 - INFORMATION STORAGE
Information Patent Grant
Dynamic automatic focusing method and apparatus using interference...
- Patent number 6,794,625
- Issue date Sep 21, 2004
- Applied Materials
- Haim Feldman
- G11 - INFORMATION STORAGE
Information Patent Grant
Devuce and method for forming a focus error signal based on ohase d...
- Patent number 6,788,644
- Issue date Sep 7, 2004
- Koninklijke Philips Electronics N.V.
- Josephus J. M. Braat
- G11 - INFORMATION STORAGE
Information Patent Grant
Device for scanning an optical record carrier
- Patent number 6,781,104
- Issue date Aug 24, 2004
- Koninklijke Philips Electronics N.V.
- Josephus J. M. Braat
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL INFORMATION PROCESSING DEVICE
- Publication number 20190341072
- Publication date Nov 7, 2019
- Panasonic Intellectual Property Management Co., Ltd.
- Kazuo MOMOO
- G11 - INFORMATION STORAGE
Information Patent Application
Servo Processor Receiving Photodetector Signals
- Publication number 20170148478
- Publication date May 25, 2017
- Optical Devices, LLC
- Ron J. Kadlec
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL PICKUP DEVICE
- Publication number 20140369175
- Publication date Dec 18, 2014
- Kenji OKAMOTO
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL DISC DEVICE
- Publication number 20140286148
- Publication date Sep 25, 2014
- Yoshimi Iso
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL INFORMATION RECORDING DEVICE
- Publication number 20140064049
- Publication date Mar 6, 2014
- HITACHI CONSUMER ELECTRONICS CO., LTD.
- Kouji FUJITA
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL INFORMATION REPRODUCING APPARATUS
- Publication number 20130135978
- Publication date May 30, 2013
- Hitachi Media Electronics Co., Ltd.
- Tatsuro IDE
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL DISC DEVICE
- Publication number 20130107685
- Publication date May 2, 2013
- SONY CORPORATION
- Kazuhiko Nemoto
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD AND APPARATUS FOR GENERATING FOCUS ERROR SIGNAL, OPTICAL HEA...
- Publication number 20130015320
- Publication date Jan 17, 2013
- Tomoto KAWAMURA
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL DISC DEVICE
- Publication number 20110255386
- Publication date Oct 20, 2011
- RENESAS ELECTRONICS CORPORATION
- Yoshimi ISO
- G11 - INFORMATION STORAGE
Information Patent Application
Reading Device
- Publication number 20110249544
- Publication date Oct 13, 2011
- National Chiao Tung University
- Ching-Cherng SUN
- G11 - INFORMATION STORAGE
Information Patent Application
FOCUS CONTROL APPARATUS, FOCUS CONTROL METHOD, OPTICAL PICKUP APPAR...
- Publication number 20110176402
- Publication date Jul 21, 2011
- PIONEER CORPORATION
- Takanobu Higuchi
- G11 - INFORMATION STORAGE
Information Patent Application
RECORDING APPARATUS AND CONTROL METHOD
- Publication number 20110134730
- Publication date Jun 9, 2011
- SONY CORPORATION
- Tsutomu Ishimoto
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL PICKUP DEVICE
- Publication number 20100226229
- Publication date Sep 9, 2010
- Kunikazu OHNISHI
- G11 - INFORMATION STORAGE
Information Patent Application
Optical Scanning Device and Method for Scanning
- Publication number 20100008195
- Publication date Jan 14, 2010
- Johannes Leopoldus Bakx
- G11 - INFORMATION STORAGE
Information Patent Application
Optical Scanning Device and Method for Determining Focus Position
- Publication number 20090303852
- Publication date Dec 10, 2009
- LITE-ON IT CORPORATION
- Johannes Leopoldus Bakx
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL DISC DEVICE
- Publication number 20090213705
- Publication date Aug 27, 2009
- Yoshimi Iso
- G11 - INFORMATION STORAGE
Information Patent Application
OPTIMIZING FOCUS CROSSTALK CANCELLING
- Publication number 20090154306
- Publication date Jun 18, 2009
- Koninklijke Philips Electronics N.V.
- Johannes Leopoldus Bakx
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL INFORMATION RECORDING APPARATUS
- Publication number 20090129217
- Publication date May 21, 2009
- Fumio Isshiki
- G11 - INFORMATION STORAGE
Information Patent Application
Arithmetic Processing Circuit Unit and Disc Device
- Publication number 20090080309
- Publication date Mar 26, 2009
- Rohm Co., Ltd.
- Koji Nishikawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method for adjusting a focus position on an optical disc and an opt...
- Publication number 20090059755
- Publication date Mar 5, 2009
- Hitachi-LG Data Storage, Inc.
- Tomoya Hoshi
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL DISC APPARATUS AND METHOD OF DRIVING THE SAME
- Publication number 20090059752
- Publication date Mar 5, 2009
- Samsung Electronics Co., Ltd.
- An-sik JEONG
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL DISC DEVICE, CROSSTALK CORRECTION METHOD, AND INTEGRATED CI...
- Publication number 20090046549
- Publication date Feb 19, 2009
- Matsushita Electric Industrial Co., Ltd.
- Minoru Takazawa
- G11 - INFORMATION STORAGE
Information Patent Application
Optical pickup apparatus
- Publication number 20080285424
- Publication date Nov 20, 2008
- Konica Minolta Opto, Inc.
- Nobuyoshi Mori
- G11 - INFORMATION STORAGE
Information Patent Application
FOCUSING-ERROR DETECTING DEVICE AND HOLOGRAPHIC DATA-RECORDING/REPR...
- Publication number 20080239905
- Publication date Oct 2, 2008
- Kabushiki Kaisha Toshiba
- Yuichiro Yamamoto
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL DISC DEVICE AND METHOD FOR FOCUS CONTROL
- Publication number 20080101169
- Publication date May 1, 2008
- KOICHI SUZUKI
- G11 - INFORMATION STORAGE
Information Patent Application
Optical disc apparatus, focus position control method and optical disc
- Publication number 20080089209
- Publication date Apr 17, 2008
- SONY CORPORATION
- Hirotaka Miyamoto
- G11 - INFORMATION STORAGE
Information Patent Application
FOCUS CONTROL IN A MULTIPLE-BEAM DISC DRIVE
- Publication number 20080019237
- Publication date Jan 24, 2008
- Koninklijke Philips Electronics, N.V.
- Teunis W. TUKKER
- G11 - INFORMATION STORAGE
Information Patent Application
Method and apparatus of adjusting focusing servo in optical disc de...
- Publication number 20080013417
- Publication date Jan 17, 2008
- LG ELECTRONICS INC.
- In Su Jung
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD AND APPARATUS FOR DIFFERING FOCUS BETWEEN AT LEAST TWO DIMEN...
- Publication number 20060181973
- Publication date Aug 17, 2006
- Discovision Associates
- Robison J. Bryan
- G11 - INFORMATION STORAGE
Information Patent Application
Layer-jumping and focusing control method
- Publication number 20060153024
- Publication date Jul 13, 2006
- Lite-On It Corp.
- Yi-Chung Lee
- G11 - INFORMATION STORAGE

Focus-error methods other than those covered by G11B7/0909 - G11B7/0916

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Optical information processing device

Optical disc device

Optical pickup device

Optical information recording device

Optical disc device

Method and apparatus for determining the cleanliness of a lens in a...

Optical information reproducing apparatus

Recording apparatus and control method

Optical scanning device and method for scanning

Optical disc apparatus, crosstalk correction method and integrated...

Reading device

Optical pickup device

Optical information recording apparatus

Optical scanning device and method for determining focus position

Optical disc device

Optical disc apparatus and method of driving the same

Method for adjusting a focus position on an optical disc and an opt...

Optical disc apparatus, focus position control method and optical disc

Method and apparatus of adjusting focusing servo in optical disc de...

Optical pickup apparatus

Arithmetic processing circuit unit and disc device

Method for obtaining an optimum focusing point of an optical pickup...

Layer-jumping and focusing control method

Optical information recording apparatus

Method and apparatus for differing focus between at least two dimen...

Apparatus and method for controlling tracking and focusing servo in...

Focus control method and focus controller

Dynamic automatic focusing method and apparatus using interference...

Devuce and method for forming a focus error signal based on ohase d...

Device for scanning an optical record carrier

Patents Applicationslast 30 patents

OPTICAL INFORMATION PROCESSING DEVICE

Servo Processor Receiving Photodetector Signals

OPTICAL PICKUP DEVICE

OPTICAL DISC DEVICE

OPTICAL INFORMATION RECORDING DEVICE

OPTICAL INFORMATION REPRODUCING APPARATUS

OPTICAL DISC DEVICE

METHOD AND APPARATUS FOR GENERATING FOCUS ERROR SIGNAL, OPTICAL HEA...

OPTICAL DISC DEVICE

Reading Device

FOCUS CONTROL APPARATUS, FOCUS CONTROL METHOD, OPTICAL PICKUP APPAR...

RECORDING APPARATUS AND CONTROL METHOD

OPTICAL PICKUP DEVICE

Optical Scanning Device and Method for Scanning

Optical Scanning Device and Method for Determining Focus Position

OPTICAL DISC DEVICE

OPTIMIZING FOCUS CROSSTALK CANCELLING

OPTICAL INFORMATION RECORDING APPARATUS

Arithmetic Processing Circuit Unit and Disc Device

Method for adjusting a focus position on an optical disc and an opt...

OPTICAL DISC APPARATUS AND METHOD OF DRIVING THE SAME

OPTICAL DISC DEVICE, CROSSTALK CORRECTION METHOD, AND INTEGRATED CI...

Optical pickup apparatus

FOCUSING-ERROR DETECTING DEVICE AND HOLOGRAPHIC DATA-RECORDING/REPR...

OPTICAL DISC DEVICE AND METHOD FOR FOCUS CONTROL

Optical disc apparatus, focus position control method and optical disc

FOCUS CONTROL IN A MULTIPLE-BEAM DISC DRIVE

Method and apparatus of adjusting focusing servo in optical disc de...

METHOD AND APPARATUS FOR DIFFERING FOCUS BETWEEN AT LEAST TWO DIMEN...

Layer-jumping and focusing control method