Methods and circuits for performing mathematical operations on individual detector segment outputs

Industry

CPC
G11B7/0943

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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

G11B7/0943Methods and circuits for performing mathematical operations on individual detector segment outputs

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Optical medium reproduction apparatus and method of reproducing opt...
- Patent number 10,134,438
- Issue date Nov 20, 2018
- Sony Corporation
- Noriaki Nishi
- G11 - INFORMATION STORAGE
Information Patent Grant
Circuit and method for compensating noise
- Patent number 9,941,889
- Issue date Apr 10, 2018
- Beken Corporation
- Dawei Guo
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Optical information reproduction device and optical information rep...
- Patent number 9,728,219
- Issue date Aug 8, 2017
- Hitachi, Ltd.
- Makoto Hosaka
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical information processing apparatus and optical information pr...
- Patent number 9,454,987
- Issue date Sep 27, 2016
- Mitsubishi Electric Corporation
- Tomo Kishigami
- 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 recording medium drive device, tracking error detection method
- Patent number 9,087,524
- Issue date Jul 21, 2015
- Sony Corporation
- Yuuichi Suzuki
- 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 system for radial and tangential tilt calibration of opt...
- Patent number 8,553,510
- Issue date Oct 8, 2013
- Marvell International Ltd.
- Mats Oberg
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical head and optical disc device
- Patent number 8,493,824
- Issue date Jul 23, 2013
- Panasonic Corporation
- Fumitomo Yamasaki
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus and method identifying disc type
- Patent number 8,472,290
- Issue date Jun 25, 2013
- Samsung Electronics Co., Ltd.
- Young-woo Lee
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup device
- Patent number 8,400,901
- Issue date Mar 19, 2013
- Sanyo Electric, Co., Ltd.
- Masahito Ogata
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor integrated circuit and optical disk device having the...
- Patent number 8,351,311
- Issue date Jan 8, 2013
- Renesas Electronics Corporation
- Toshiya Matsuda
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup device and optical disc apparatus using same
- Patent number 8,270,281
- Issue date Sep 18, 2012
- Hitachi Media Electronics Co., Ltd.
- Toshiteru Nakamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and system for radial and tangential tilt calibration of opt...
- Patent number 8,243,569
- Issue date Aug 14, 2012
- Marvell International Ltd.
- Mats Oberg
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup unit and optical pickup device having same and infor...
- Patent number 8,189,434
- Issue date May 29, 2012
- Sharp Kabushiki Kaisha
- Osamu Miyazaki
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup device and optical disk device using the same
- Patent number 8,184,509
- Issue date May 22, 2012
- Hitachi Media Electronics Co., Ltd.
- Toshiteru Nakamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Photo diode ic
- Patent number 8,159,908
- Issue date Apr 17, 2012
- Samsung Electronics Co., Ltd.
- Soo-han Park
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical head, optical drive apparatus, and method for generating tr...
- Patent number 8,159,909
- Issue date Apr 17, 2012
- Sony Corporation
- Takashi Nakao
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup apparatus and optical disc apparatus
- Patent number 8,121,013
- Issue date Feb 21, 2012
- Sanyo Electric Co., LTD
- Kenji Nagatomi
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup apparatus for use on a multi-layered optical informa...
- Patent number 8,107,348
- Issue date Jan 31, 2012
- Hitachi Media Electronics Co., Ltd.
- Shigeharu Kimura
- G11 - INFORMATION STORAGE
Information Patent Grant
Tracking control device, tracking control method, and optical disc...
- Patent number 8,085,631
- Issue date Dec 27, 2011
- Panasonic Corporation
- Takashi Kishimoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Tracking error signal detection device and optical disc apparatus
- Patent number 8,068,389
- Issue date Nov 29, 2011
- Sony Corporation
- Nobuyoshi Kobayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical system, optical pickup apparatus, and optical disc apparatu...
- Patent number 8,064,316
- Issue date Nov 22, 2011
- Ricoh Company, Ltd.
- Tetsuya Ogata
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup apparatus and optical disk drive apparatus
- Patent number 8,023,386
- Issue date Sep 20, 2011
- Ricoh Company, Ltd.
- Masahiko Nakayama
- 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 head apparatus and optical disc apparatus
- Patent number 7,995,433
- Issue date Aug 9, 2011
- Mitsubishi Electric Corporation
- Hironori Nakahara
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup apparatus, focal-point adjusting method, and optical...
- Patent number 7,990,835
- Issue date Aug 2, 2011
- Sanyo Electric Co., LTD
- Kenji Nagatomi
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup apparatus and optical disc apparatus with a single b...
- Patent number 7,978,587
- Issue date Jul 12, 2011
- Hitachi Media Electronics Co., Ltd.
- Toshimasa Kamisada
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup and optical disc apparatus
- Patent number 7,965,594
- Issue date Jun 21, 2011
- Hitachi Media Electronics Co., Ltd.
- Toshiteru Nakamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pick up apparatus with a single beam system and having a di...
- Patent number 7,940,630
- Issue date May 10, 2011
- Hitachi Media Electronics Co., Ltd.
- Toshimasa Kamisada
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL INFORMATION PROCESSING APPARATUS AND OPTICAL INFORMATION PR...
- Publication number 20140355403
- Publication date Dec 4, 2014
- Mitsubishi Electric Corporation
- Tomo Kishigami
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL INFORMATION DEVICE, TILT DETECTION METHOD, COMPUTER, PLAYER...
- Publication number 20140321252
- Publication date Oct 30, 2014
- Kousei Sano
- 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 PICKUP APPARATUS
- Publication number 20130083643
- Publication date Apr 4, 2013
- SANYO Optec Design Co., Ltd.
- Hitoshi OGURA
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL PICKUP DEVICE
- Publication number 20130003516
- Publication date Jan 3, 2013
- SANYO Optec Design Co., Ltd.
- Masahito Ogata
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL DISC DEVICE
- Publication number 20120026849
- Publication date Feb 2, 2012
- PANASONIC CORPORATION
- Toru SASAI
- G11 - INFORMATION STORAGE
Information Patent Application
SEMICONDUCTOR INTEGRATED CIRCUIT AND OPTICAL DISK DEVICE HAVING THE...
- Publication number 20110261661
- Publication date Oct 27, 2011
- Renesas Electronics Corporation
- Toshiya MATSUDA
- 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
OPTICAL PICKUP DEVICE AND OPTICAL DISC APPARATUS USING SAME
- Publication number 20110182165
- Publication date Jul 28, 2011
- TOSHITERU NAKAMURA
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL HEAD DEVICE, OPTICAL INFORMATION PROCESSING APPARATUS, AND...
- Publication number 20110090776
- Publication date Apr 21, 2011
- Masayuki ONO
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL HEAD APPARATUS, HOLOGRAPHIC OPTICAL DEVICE, OPTICAL INTEGRA...
- Publication number 20110069597
- Publication date Mar 24, 2011
- PANASONIC CORPORATION
- Hiroaki Yamamoto
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL PICKUP DEVICE AND OPTICAL DISC APPARATUS USING THE SAME
- Publication number 20110063967
- Publication date Mar 17, 2011
- Toshiteru NAKAMURA
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL PICKUP DEVICE AND OPTICAL DISK DEVICE USING THE SAME
- Publication number 20110051574
- Publication date Mar 3, 2011
- TOSHITERU NAKAMURA
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL PICKUP AND OPTICAL DISC APPARATUS
- Publication number 20100322047
- Publication date Dec 23, 2010
- Toshiteru Nakamura
- G11 - INFORMATION STORAGE
Information Patent Application
TRACKING CONTROL DEVICE, TRACKING CONTROL METHOD, AND OPTICAL DISC...
- Publication number 20100309766
- Publication date Dec 9, 2010
- Takashi KISHIMOTO
- G11 - INFORMATION STORAGE
Information Patent Application
NOISE REMOVING APPARATUS AND METHOD, AND OPTICAL PICKUP
- Publication number 20100165810
- Publication date Jul 1, 2010
- Pioneer Corporation
- Yoshinari Kuwabara
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL HEAD APPARATUS AND OPTICAL DISC APPARATUS
- Publication number 20100149936
- Publication date Jun 17, 2010
- Hironori Nakahara
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL SYSTEM, OPTICAL PICKUP APPARATUS, AND OPTICAL DISC APPARATU...
- Publication number 20100135143
- Publication date Jun 3, 2010
- Tetsuya Ogata
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL PICKUP APPARATUS AND OPTICAL DISC APPARATUS
- Publication number 20100080106
- Publication date Apr 1, 2010
- SANYO ELECTRIC CO., LTD.
- Kenji Nagatomi
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL PICKUP APPARATUS, FOCAL-POINT ADJUSTING METHOD, AND OPTICAL...
- Publication number 20100027405
- Publication date Feb 4, 2010
- SANYO ELECTRIC CO., LTD.
- Kenji Nagatomi
- G11 - INFORMATION STORAGE
Information Patent Application
TRACKING BY CROSS CORRELATING CENTRAL APERTURES OF MULTIPLE BEAMS
- Publication number 20100027397
- Publication date Feb 4, 2010
- Koninklijke Philips Electronics, N.V.
- Ruud Vlutters
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL PICKUP APPARATUS
- Publication number 20090310468
- Publication date Dec 17, 2009
- Hitachi Media Electronics Co., Ltd.
- Shigeharu KIMURA
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL HEAD AND OPTICAL DISC DEVICE
- Publication number 20090279399
- Publication date Nov 12, 2009
- PANASONIC CORPORATION
- Fumitomo Yamasaki
- G11 - INFORMATION STORAGE
Information Patent Application
Optical Pickup Apparatus And Optical Disc Apparatus Using Same
- Publication number 20090268584
- Publication date Oct 29, 2009
- Toshimasa Kamisada
- 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
OPTICAL PICKUP DEVICE AND PHOTODETECTOR
- Publication number 20090168626
- Publication date Jul 2, 2009
- Hiroaki YAMAMOTO
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL PICKUP APPARATUS
- Publication number 20090168628
- Publication date Jul 2, 2009
- Matsushita Electric Industrial Co., Ltd.
- Masahiko Nishimoto
- G11 - INFORMATION STORAGE
Information Patent Application
Optical Head Device, Optical Information Recording/Reproducing Appa...
- Publication number 20090121117
- Publication date May 14, 2009
- NEC Corporation
- Ryuichi Katayama
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL PICKUP AND OPTICAL INFORMATION STORAGE MEDIUM SYSTEM EMPLOY...
- Publication number 20090109826
- Publication date Apr 30, 2009
- Samsung Electronics Co., Ltd.
- Kyongtae Park
- G11 - INFORMATION STORAGE
Information Patent Application
OPITCAL PICKUP
- Publication number 20090103106
- Publication date Apr 23, 2009
- Shigeharu Kimura
- G11 - INFORMATION STORAGE

Methods and circuits for performing mathematical operations on individual detector segment outputs

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Optical medium reproduction apparatus and method of reproducing opt...

Circuit and method for compensating noise

Optical information reproduction device and optical information rep...

Optical information processing apparatus and optical information pr...

Optical disc device

Optical recording medium drive device, tracking error detection method

Optical disc device

Method and system for radial and tangential tilt calibration of opt...

Optical head and optical disc device

Apparatus and method identifying disc type

Optical pickup device

Semiconductor integrated circuit and optical disk device having the...

Optical pickup device and optical disc apparatus using same

Method and system for radial and tangential tilt calibration of opt...

Optical pickup unit and optical pickup device having same and infor...

Optical pickup device and optical disk device using the same

Photo diode ic

Optical head, optical drive apparatus, and method for generating tr...

Optical pickup apparatus and optical disc apparatus

Optical pickup apparatus for use on a multi-layered optical informa...

Tracking control device, tracking control method, and optical disc...

Tracking error signal detection device and optical disc apparatus

Optical system, optical pickup apparatus, and optical disc apparatu...

Optical pickup apparatus and optical disk drive apparatus

Optical disc device

Optical head apparatus and optical disc apparatus

Optical pickup apparatus, focal-point adjusting method, and optical...

Optical pickup apparatus and optical disc apparatus with a single b...

Optical pickup and optical disc apparatus

Optical pick up apparatus with a single beam system and having a di...

Patents Applicationslast 30 patents

OPTICAL INFORMATION PROCESSING APPARATUS AND OPTICAL INFORMATION PR...

OPTICAL INFORMATION DEVICE, TILT DETECTION METHOD, COMPUTER, PLAYER...

OPTICAL DISC DEVICE

OPTICAL PICKUP APPARATUS

OPTICAL PICKUP DEVICE

OPTICAL DISC DEVICE

SEMICONDUCTOR INTEGRATED CIRCUIT AND OPTICAL DISK DEVICE HAVING THE...

OPTICAL DISC DEVICE

OPTICAL PICKUP DEVICE AND OPTICAL DISC APPARATUS USING SAME

OPTICAL HEAD DEVICE, OPTICAL INFORMATION PROCESSING APPARATUS, AND...

OPTICAL HEAD APPARATUS, HOLOGRAPHIC OPTICAL DEVICE, OPTICAL INTEGRA...

OPTICAL PICKUP DEVICE AND OPTICAL DISC APPARATUS USING THE SAME

OPTICAL PICKUP DEVICE AND OPTICAL DISK DEVICE USING THE SAME

OPTICAL PICKUP AND OPTICAL DISC APPARATUS

TRACKING CONTROL DEVICE, TRACKING CONTROL METHOD, AND OPTICAL DISC...

NOISE REMOVING APPARATUS AND METHOD, AND OPTICAL PICKUP

OPTICAL HEAD APPARATUS AND OPTICAL DISC APPARATUS

OPTICAL SYSTEM, OPTICAL PICKUP APPARATUS, AND OPTICAL DISC APPARATU...

OPTICAL PICKUP APPARATUS AND OPTICAL DISC APPARATUS

OPTICAL PICKUP APPARATUS, FOCAL-POINT ADJUSTING METHOD, AND OPTICAL...

TRACKING BY CROSS CORRELATING CENTRAL APERTURES OF MULTIPLE BEAMS

OPTICAL PICKUP APPARATUS

OPTICAL HEAD AND OPTICAL DISC DEVICE

Optical Pickup Apparatus And Optical Disc Apparatus Using Same

OPTICAL DISC DEVICE

OPTICAL PICKUP DEVICE AND PHOTODETECTOR

OPTICAL PICKUP APPARATUS

Optical Head Device, Optical Information Recording/Reproducing Appa...

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

OPITCAL PICKUP