Multi-beam tracking systems

Industry

CPC
G11B7/0903

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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

G11B7/0903Multi-beam tracking systems

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Diffractive optical element, projection device and measuring device
- Patent number 11,598,972
- Issue date Mar 7, 2023
- AGC Inc.
- Koji Miyasaka
- G11 - INFORMATION STORAGE
Information Patent Grant
Radial servo device for super-resolution optical disc and servo con...
- Patent number 11,227,632
- Issue date Jan 18, 2022
- Shanghai Institute of Optics And Fine Mechanics, Chinese Academy of Sciences
- Hao Ruan
- G11 - INFORMATION STORAGE
Information Patent Grant
Recording/reproducing apparatus
- Patent number 9,672,860
- Issue date Jun 6, 2017
- Kabushiki Kaisha Toshiba
- Hideaki Okano
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup and optical recording and reproducing device
- Patent number 9,361,927
- Issue date Jun 7, 2016
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Jun-ichi Asada
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical recording and playback apparatus
- Patent number 9,330,705
- Issue date May 3, 2016
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Yohichi Saitoh
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup and optical information storage system including the...
- Patent number 9,147,426
- Issue date Sep 29, 2015
- Toshiba Samsung Storage Technology Korea Corporation
- Ki-bok Kim
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup and optical information storage system including the...
- Patent number 9,142,243
- Issue date Sep 22, 2015
- Toshiba Samsung Storage Technology Korea Corporation
- Ki-bok Kim
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical head device and optical disc device
- Patent number 9,007,881
- Issue date Apr 14, 2015
- Mitsubishi Electric Corporation
- Masayuki Omaki
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical recording and reading method, optical recording and reading...
- Patent number 9,007,883
- Issue date Apr 14, 2015
- TDK Corporation
- Motohiro Inoue
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical recording medium driving apparatus, and method of generatin...
- Patent number 8,953,424
- Issue date Feb 10, 2015
- SonyCorporation
- Kimihiro Saito
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup and optical read/write apparatus
- Patent number 8,861,322
- Issue date Oct 14, 2014
- Panasonic Corporation
- Hiroaki Matsumiya
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical drive device
- Patent number 8,830,803
- Issue date Sep 9, 2014
- TDK Corporation
- Tetsuya Nishiyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disk device
- Patent number 8,824,254
- Issue date Sep 2, 2014
- Funai Electric Co., Ltd.
- Syunsuke Sehara
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup device and optical disc apparatus for recording and...
- Patent number 8,737,180
- Issue date May 27, 2014
- Hitachi Media Electronics Co., Ltd.
- Kazuyoshi Yamazaki
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disk device and optical disk device adjusting method
- Patent number 8,730,774
- Issue date May 20, 2014
- Funai Electric Co., Ltd.
- Mamoru Kuwajima
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of controlling light, and optical pickup device and optical...
- Patent number 8,675,465
- Issue date Mar 18, 2014
- Toshiba Samsung Storage Technology Korea Corporation
- Ui-yol Kim
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disk apparatus
- Patent number 8,675,459
- Issue date Mar 18, 2014
- Hitachi Media Electronics Co., Ltd.
- Fumio Isshiki
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical information processing device and tracking control method t...
- Patent number 8,644,120
- Issue date Feb 4, 2014
- Hitachi Media Electronics Co., Ltd.
- Kunikazu Ohnishi
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus comprising a pickup providing multiple beams
- Patent number 8,630,154
- Issue date Jan 14, 2014
- Thomson Licensing, LLC
- Herbert Hoelzemann
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical recording and reading method, optical recording and reading...
- Patent number 8,630,156
- Issue date Jan 14, 2014
- TDK Corporation
- Motohiro Inoue
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup and optical information storage medium system using...
- Patent number 8,625,396
- Issue date Jan 7, 2014
- Toshiba Samsung Storage Technology Korea Corporation
- Jin-ho Jung
- G11 - INFORMATION STORAGE
Information Patent Grant
Compatible optical pickup and optical information storage medium ap...
- Patent number 8,576,684
- Issue date Nov 5, 2013
- Toshiba Samsung Storage Technology Korea Corporation
- Ui-yol Kim
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of generating tracking error signal, optical pickup device,...
- Patent number 8,565,056
- Issue date Oct 22, 2013
- Toshiba Samsung Storage Technology Korea Corporation
- Ui-yol Kim
- G11 - INFORMATION STORAGE
Information Patent Grant
Diffraction grating and optical pickup device
- Patent number 8,542,560
- Issue date Sep 24, 2013
- Hitachi Media Electronics Co., Ltd.
- Kazuyoshi Yamazaki
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup device and optical disc apparatus
- Patent number 8,531,930
- Issue date Sep 10, 2013
- Hitachi Media Electronics Co., Ltd.
- Kazuyoshi Yamazaki
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disk drive and method for determining type of a blu-ray disk
- Patent number 8,503,276
- Issue date Aug 6, 2013
- Mediatek Inc.
- Kuo-Ting Hsin
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup device
- Patent number 8,498,189
- Issue date Jul 30, 2013
- Panasonic Corporation
- Masaharu Fukakusa
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical head device and optical disc device
- Patent number 8,472,300
- Issue date Jun 25, 2013
- Mitsubishi Electric Corporation
- Masahisa Shinoda
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup device and optical disc device
- Patent number 8,462,596
- Issue date Jun 11, 2013
- Panasonic Corporation
- Yuichi Takahashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Diffraction grating, aberration correction element and optical head...
- Patent number 8,437,238
- Issue date May 7, 2013
- Asahi Glass Company, Limited
- Koji Miyasaka
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
RADIAL SERVO DEVICE FOR SUPER-RESOLUTION OPTICAL DISC AND SERVO CON...
- Publication number 20210151079
- Publication date May 20, 2021
- Hao RUAN
- G11 - INFORMATION STORAGE
Information Patent Application
DIFFRACTIVE OPTICAL ELEMENT, PROJECTION DEVICE AND MEASURING DEVICE
- Publication number 20200110277
- Publication date Apr 9, 2020
- AGC Inc.
- Koji MIYASAKA
- G02 - OPTICS
Information Patent Application
HYDRAULIC PUMP/MOTOR WITH ROTATION DETECTION MECHANISM
- Publication number 20170276055
- Publication date Sep 28, 2017
- Komatsu Ltd.
- Jun Nabata
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD FOR DETERMINING PHASE DIFFERENCE OF TRACKING ERROR SIGNAL
- Publication number 20160042758
- Publication date Feb 11, 2016
- Quanta Storage Inc.
- An-Te LIU
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL PICKUP AND OPTICAL RECORDING AND REPRODUCING DEVICE
- Publication number 20150318010
- Publication date Nov 5, 2015
- Panasonic Intellectual Property Management Co., Ltd.
- Jun-ichi ASADA
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL HEAD DEVICE AND OPTICAL DISC DEVICE
- Publication number 20140321251
- Publication date Oct 30, 2014
- Mitsubishi Electric Corporation
- Masayuki Omaki
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL PICKUP AND DISC DEVICE
- Publication number 20140286151
- Publication date Sep 25, 2014
- Funai Electric Co., Ltd.
- Mika HAMAOKA
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL PICKUP AND OPTICAL INFORMATION STORAGE SYSTEM INCLUDING THE...
- Publication number 20140241141
- Publication date Aug 28, 2014
- TOSHIBA SAMSUNG STORAGE TECHNOLOGY KOREA CORPORATION
- Ki-bok KIM
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL PICKUP AND OPTICAL INFORMATION STORAGE SYSTEM INCLUDING THE...
- Publication number 20140241142
- Publication date Aug 28, 2014
- TOSHIBA SAMSUNG STORAGE TECHNOLOGY KOREA CORPORATION
- Ki-bok KIM
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL RECORDING AND READING METHOD, OPTICAL RECORDING AND READING...
- Publication number 20140169147
- Publication date Jun 19, 2014
- Motohiro INOUE
- G11 - INFORMATION STORAGE
Information Patent Application
POSITION CONTROL APPARATUS AND POSITION CONTROL METHOD
- Publication number 20140119165
- Publication date May 1, 2014
- SONY CORPORATION
- Yoshiyuki Urakawa
- G11 - INFORMATION STORAGE
Information Patent Application
LENS DRIVING DEVICE, INFORMATION RECORDING AND PLAYBACK APPARATUS,...
- Publication number 20140086030
- Publication date Mar 27, 2014
- Kabushiki Kaisha Toshiba
- Hiroshi Shinozuka
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL PICKUP DEVICE, OPTICAL INFORMATION RECORDING DEVICE, OPTICA...
- Publication number 20130343172
- Publication date Dec 26, 2013
- Fumio ISSHIKI
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL DISK DEVICE
- Publication number 20130301397
- Publication date Nov 14, 2013
- Funai Electric Co., Ltd.
- Syunsuke Sehara
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL DISK DEVICE AND OPTICAL DISK DEVICE ADJUSTING METHOD
- Publication number 20130272106
- Publication date Oct 17, 2013
- Funai Electric Co., Ltd.
- Mamoru KUWAJIMA
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL PICKUP DEVICE AND OPTICAL DISC APPARATUS FOR RECORDING AND...
- Publication number 20130229898
- Publication date Sep 5, 2013
- Kazuyoshi YAMAZAKI
- G11 - INFORMATION STORAGE
Information Patent Application
APPARATUS COMPRISING A PICKUP PROVIDING MULTIPLE BEAMS
- Publication number 20130058199
- Publication date Mar 7, 2013
- THOMSON LICENSING
- Herbert Hoelzemann
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL DISK APPARATUS
- Publication number 20130028063
- Publication date Jan 31, 2013
- Hitachi Media Electronics Co., Ltd.
- Fumio ISSHIKI
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL PICKUP APPARATUS
- Publication number 20130016597
- Publication date Jan 17, 2013
- Satoru Fukumoto
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL PICKUP DEVICE, OPTICAL DISC APPARATUS, AND INFORMATION RECO...
- Publication number 20130003517
- Publication date Jan 3, 2013
- Kazuyoshi YAMAZAKI
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL PICKUP AND OPTICAL READ/WRITE APPARATUS
- Publication number 20120320727
- Publication date Dec 20, 2012
- PANASONIC CORPORATION
- Hiroaki MATSUMIYA
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL RECORDING MEDIUM DRIVING APPARATUS, AND METHOD OF GENERATIN...
- Publication number 20120320721
- Publication date Dec 20, 2012
- SONY CORPORATION
- Kimihiro Saito
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL PICKUP DEVICE
- Publication number 20120314557
- Publication date Dec 13, 2012
- PANASONIC CORPORATION
- Masaharu Fukakusa
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL INFORMATION PROCESSING DEVICE AND TRACKING CONTROL METHOD T...
- Publication number 20120300602
- Publication date Nov 29, 2012
- Hitachi Media Electronics Co., Ltd.
- Kunikazu OHNISHI
- G11 - INFORMATION STORAGE
Information Patent Application
REPRODUCING METHOD AND REPRODUCING APPARATUS
- Publication number 20120294131
- Publication date Nov 22, 2012
- SONY CORPORATION
- Noriaki Nishi
- G11 - INFORMATION STORAGE
Information Patent Application
DIFFRACTION GRATING, ABERRATION CORRECTION ELEMENT AND OPTICAL HEAD...
- Publication number 20120287767
- Publication date Nov 15, 2012
- ASAHI GLASS COMPANY, LIMITED
- Koji MIYASAKA
- G02 - OPTICS
Information Patent Application
OPTICAL PICKUP DEVICE AND OPTICAL DISC DEVICE
- Publication number 20120287766
- Publication date Nov 15, 2012
- PANASONIC CORPORATION
- Yuichi TAKAHASHI
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL PICKUP AND OPTICAL INFORMATION STORAGE MEDIUM SYSTEM USING...
- Publication number 20120281516
- Publication date Nov 8, 2012
- Jin-ho Jung
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD FOR DETERMINING ECCENTRICITY OF OPTICAL DISC
- Publication number 20120263026
- Publication date Oct 18, 2012
- QUANTA STORAGE INC.
- Ming-Hua Hsueh
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD FOR DETERMINING PHASE DIFFERENCE OF TRACKING ERROR SIGNAL
- Publication number 20120263027
- Publication date Oct 18, 2012
- QUANTA STORAGE INC.
- Ming-Hua Hsueh
- G11 - INFORMATION STORAGE

Multi-beam tracking systems

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Diffractive optical element, projection device and measuring device

Radial servo device for super-resolution optical disc and servo con...

Recording/reproducing apparatus

Optical pickup and optical recording and reproducing device

Optical recording and playback apparatus

Optical pickup and optical information storage system including the...

Optical pickup and optical information storage system including the...

Optical head device and optical disc device

Optical recording and reading method, optical recording and reading...

Optical recording medium driving apparatus, and method of generatin...

Optical pickup and optical read/write apparatus

Optical drive device

Optical disk device

Optical pickup device and optical disc apparatus for recording and...

Optical disk device and optical disk device adjusting method

Method of controlling light, and optical pickup device and optical...

Optical disk apparatus

Optical information processing device and tracking control method t...

Apparatus comprising a pickup providing multiple beams

Optical recording and reading method, optical recording and reading...

Optical pickup and optical information storage medium system using...

Compatible optical pickup and optical information storage medium ap...

Method of generating tracking error signal, optical pickup device,...

Diffraction grating and optical pickup device

Optical pickup device and optical disc apparatus

Optical disk drive and method for determining type of a blu-ray disk

Optical pickup device

Optical head device and optical disc device

Optical pickup device and optical disc device

Diffraction grating, aberration correction element and optical head...

Patents Applicationslast 30 patents

RADIAL SERVO DEVICE FOR SUPER-RESOLUTION OPTICAL DISC AND SERVO CON...

DIFFRACTIVE OPTICAL ELEMENT, PROJECTION DEVICE AND MEASURING DEVICE

HYDRAULIC PUMP/MOTOR WITH ROTATION DETECTION MECHANISM

METHOD FOR DETERMINING PHASE DIFFERENCE OF TRACKING ERROR SIGNAL

OPTICAL PICKUP AND OPTICAL RECORDING AND REPRODUCING DEVICE

OPTICAL HEAD DEVICE AND OPTICAL DISC DEVICE

OPTICAL PICKUP AND DISC DEVICE

OPTICAL PICKUP AND OPTICAL INFORMATION STORAGE SYSTEM INCLUDING THE...

OPTICAL PICKUP AND OPTICAL INFORMATION STORAGE SYSTEM INCLUDING THE...

OPTICAL RECORDING AND READING METHOD, OPTICAL RECORDING AND READING...

POSITION CONTROL APPARATUS AND POSITION CONTROL METHOD

LENS DRIVING DEVICE, INFORMATION RECORDING AND PLAYBACK APPARATUS,...

OPTICAL PICKUP DEVICE, OPTICAL INFORMATION RECORDING DEVICE, OPTICA...

OPTICAL DISK DEVICE

OPTICAL DISK DEVICE AND OPTICAL DISK DEVICE ADJUSTING METHOD

OPTICAL PICKUP DEVICE AND OPTICAL DISC APPARATUS FOR RECORDING AND...

APPARATUS COMPRISING A PICKUP PROVIDING MULTIPLE BEAMS

OPTICAL DISK APPARATUS

OPTICAL PICKUP APPARATUS

OPTICAL PICKUP DEVICE, OPTICAL DISC APPARATUS, AND INFORMATION RECO...

OPTICAL PICKUP AND OPTICAL READ/WRITE APPARATUS

OPTICAL RECORDING MEDIUM DRIVING APPARATUS, AND METHOD OF GENERATIN...

OPTICAL PICKUP DEVICE

OPTICAL INFORMATION PROCESSING DEVICE AND TRACKING CONTROL METHOD T...

REPRODUCING METHOD AND REPRODUCING APPARATUS

DIFFRACTION GRATING, ABERRATION CORRECTION ELEMENT AND OPTICAL HEAD...

OPTICAL PICKUP DEVICE AND OPTICAL DISC DEVICE

OPTICAL PICKUP AND OPTICAL INFORMATION STORAGE MEDIUM SYSTEM USING...

METHOD FOR DETERMINING ECCENTRICITY OF OPTICAL DISC

METHOD FOR DETERMINING PHASE DIFFERENCE OF TRACKING ERROR SIGNAL