PR2 or PR(1,2,1)

Industry

CPC
G11B20/10101

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Parent Industries

GPHYSICS G11Information storage G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER G11B20/00Signal processing not specific to the method of recording or reproducing Circuits therefor

Current Industry

G11B20/10101PR2 or PR(1,2,1)

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Read signal evaluation method, information recording and reading me...
- Patent number 8,705,328
- Issue date Apr 22, 2014
- Hitachi Consumer Electronics Co., Ltd.
- Atsushi Kikugawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for evaluating read signal
- Patent number 8,385,174
- Issue date Feb 26, 2013
- TDK Corporation
- Takashi Kikukawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical reading method and optical reading system
- Patent number 8,339,918
- Issue date Dec 25, 2012
- TDK Corporation
- Takashi Kikukawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disc device and optical disc playback method
- Patent number 8,194,518
- Issue date Jun 5, 2012
- Kabushiki Kaisha Toshiba
- Hideyuki Yamakawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of evaluating a readout signal, and optical disc apparatus
- Patent number 8,121,226
- Issue date Feb 21, 2012
- Hitachi, Ltd.
- Hiroyuki Minemura
- G11 - INFORMATION STORAGE
Information Patent Grant
Digital information reproduction method
- Patent number 8,095,844
- Issue date Jan 10, 2012
- Hitachi, Ltd.
- Hiroyuki Minemura
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for evaluating read signal
- Patent number 8,081,555
- Issue date Dec 20, 2011
- TDK Corporation
- Takashi Kikukawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Code sequence generation method, modulation apparatus, modulation m...
- Patent number 8,059,017
- Issue date Nov 15, 2011
- Sony Corporation
- Satoru Higashino
- G11 - INFORMATION STORAGE
Information Patent Grant
Techniques for providing DC-free detection of DC equalization target
- Patent number 7,974,037
- Issue date Jul 5, 2011
- Hitachi Global Storage Technologies Netherlands, B.V.
- Richard Leo Galbraith
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical information recording/reproduction apparatus and recording...
- Patent number 7,920,453
- Issue date Apr 5, 2011
- NEC Corporation
- Masaru Nakamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Digital signal reproducing apparatus
- Patent number 7,852,728
- Issue date Dec 14, 2010
- Panasonic Corporation
- Youichi Ogura
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disc apparatus with adjustable constraint length PRML
- Patent number 7,852,729
- Issue date Dec 14, 2010
- Hitachi, Ltd.
- Hiroyuki Minemura
- G11 - INFORMATION STORAGE
Information Patent Grant
Reproducing apparatus and method with reduced bit error rate
- Patent number 7,826,323
- Issue date Nov 2, 2010
- Sony Corporation
- Kenichi Hayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
System and method for drive-side guarantee of quality of service an...
- Patent number 7,788,446
- Issue date Aug 31, 2010
- Seagate Technology LLC
- Erozan Kurtas
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disc reproducing apparatus for correcting asymmetric errors...
- Patent number 7,715,295
- Issue date May 11, 2010
- Samsung Electronics Co., Ltd.
- Jung Hyun Lee
- G11 - INFORMATION STORAGE
Information Patent Grant
Recording medium having different areas recorded with different mod...
- Patent number 7,706,229
- Issue date Apr 27, 2010
- Sony Corporation
- Seiji Ohbi
- G11 - INFORMATION STORAGE
Information Patent Grant
Decoding system for eight-to-fourteen modulation or eight-to-sixtee...
- Patent number 7,634,714
- Issue date Dec 15, 2009
- Sunext Technology Co., Ltd.
- Wen-Chang Lin
- G11 - INFORMATION STORAGE
Information Patent Grant
Decoding apparatus, decoding method, program-recording medium, prog...
- Patent number 7,590,926
- Issue date Sep 15, 2009
- Sony Corporation
- Masaki Endo
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus for recording and regenerating data
- Patent number 7,576,935
- Issue date Aug 18, 2009
- Fujitsu Limited
- Masakazu Taguchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Recording condition setting device, recording/reproducing device, r...
- Patent number 7,561,642
- Issue date Jul 14, 2009
- Sharp Kabushiki Kaisha
- Yoshihisa Adachi
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disc playback apparatus
- Patent number 7,558,177
- Issue date Jul 7, 2009
- Panasonic Corporation
- Youichi Ogura
- G11 - INFORMATION STORAGE
Information Patent Grant
Device and method for data reproduction
- Patent number 7,477,709
- Issue date Jan 13, 2009
- Samsung Electronics Co., Ltd.
- Hyun-soo Park
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of evaluating a readout signal, and optical disc apparatus
- Patent number 7,440,522
- Issue date Oct 21, 2008
- Hitachi, Ltd.
- Hiroyuki Minemura
- G11 - INFORMATION STORAGE
Information Patent Grant
Recording method for recording data on a storage medium
- Patent number 7,440,365
- Issue date Oct 21, 2008
- Sony Corporation
- Masato Hattori
- G11 - INFORMATION STORAGE
Information Patent Grant
Signal evaluation method, information recording/reproducing apparat...
- Patent number 7,428,203
- Issue date Sep 23, 2008
- Kabushiki Kaisha Toshiba
- Yutaka Kashihara
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus and method of estimating the quality of input signal, and...
- Patent number 7,424,381
- Issue date Sep 9, 2008
- Samsung Electronics Co., Ltd.
- Hyun-soo Park
- G11 - INFORMATION STORAGE
Information Patent Grant
Reproduction signal evaluation method
- Patent number 7,394,740
- Issue date Jul 1, 2008
- Kabushiki Kaisha Toshiba
- Chosaku Noda
- G11 - INFORMATION STORAGE
Information Patent Grant
Information reproducing method and an information reproducing drive...
- Patent number 7,391,699
- Issue date Jun 24, 2008
- Hitachi, Ltd.
- Hiroyuki Minemura
- G11 - INFORMATION STORAGE
Information Patent Grant
Adaptive equalization apparatus and adaptive equalization method
- Patent number 7,366,234
- Issue date Apr 29, 2008
- Matsushita Electric Industrial Co., Ltd.
- Akira Yamamoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disk, optical disk recording method and optical disk apparatus
- Patent number 7,366,076
- Issue date Apr 29, 2008
- Kabushiki Kaisha Toshiba
- Yutaka Okamoto
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
READ SIGNAL EVALUATION METHOD, INFORMATION RECORDING AND READING ME...
- Publication number 20120213049
- Publication date Aug 23, 2012
- Hitachi Consumer Electronics Co., Ltd.
- Atsushi KIKUGAWA
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD FOR EVALUATING READ SIGNAL
- Publication number 20120069727
- Publication date Mar 22, 2012
- Takashi KIKUKAWA
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL DISC DEVICE AND OPTICAL DISC PLAYBACK METHOD
- Publication number 20110199880
- Publication date Aug 18, 2011
- Kabushiki Kaisha Toshiba
- Hideyuki YAMAKAWA
- G11 - INFORMATION STORAGE
Information Patent Application
APPARATUS AND METHOD OF GENERATING REFERENCE LEVEL OF VITERBI DECODER
- Publication number 20100064201
- Publication date Mar 11, 2010
- Samsung Electronics Co., Ltd.
- Hui ZHAO
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Optical information recording/reproduction apparatus and recording...
- Publication number 20090303853
- Publication date Dec 10, 2009
- Masaru Nakamura
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL DISC DEVICE AND OPTICAL DISC PLAYBACK METHOD
- Publication number 20090296553
- Publication date Dec 3, 2009
- Kabushiki Kaisha Toshiba
- Hideyuki YAMAKAWA
- G11 - INFORMATION STORAGE
Information Patent Application
DIGITAL SIGNAL REPRODUCING APPARATUS
- Publication number 20090257334
- Publication date Oct 15, 2009
- Youichi Ogura
- G11 - INFORMATION STORAGE
Information Patent Application
Techniques For Providing DC-free Detection of DC Equalization Target
- Publication number 20090213484
- Publication date Aug 27, 2009
- Hitachi Global Storage Technologies Netherlands, B.V.
- Richard Leo Galbraith
- G11 - INFORMATION STORAGE
Information Patent Application
Digital information reproduction method
- Publication number 20090106627
- Publication date Apr 23, 2009
- Hitachi, Ltd.
- Hiroyuki Minemura
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
METHOD FOR EVALUATING READ SIGNAL
- Publication number 20090080320
- Publication date Mar 26, 2009
- Takashi KIKUKAWA
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL READING METHOD AND OPTICAL READING SYSTEM
- Publication number 20090067314
- Publication date Mar 12, 2009
- Takashi Kikukawa
- G11 - INFORMATION STORAGE
Information Patent Application
Method of evaluating a readout signal, and optical disc apparatus
- Publication number 20090052595
- Publication date Feb 26, 2009
- Hiroyuki Minemura
- G11 - INFORMATION STORAGE
Information Patent Application
Information recording apparatus, information processing method, and...
- Publication number 20090010116
- Publication date Jan 8, 2009
- Sony Corporation
- Seigo Hanada
- G11 - INFORMATION STORAGE
Information Patent Application
JITTER MEASURING APPARATUS AND METHOD, SIGNAL PERIOD MEASURING APPA...
- Publication number 20080205219
- Publication date Aug 28, 2008
- Samsung Electronics Co., Ltd.
- Wook-yeon Hwang
- G11 - INFORMATION STORAGE
Information Patent Application
SYSTEM AND METHOD FOR DRIVE-SIDE GUARANTEE OF QUALITY OF SERVICE AN...
- Publication number 20080151405
- Publication date Jun 26, 2008
- Seagate Technology LLC
- Erozan Mehmet Kurtas
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL DISC RECORDING AND REPRODUCING APPARATUS AND OPTICAL DISC R...
- Publication number 20080151716
- Publication date Jun 26, 2008
- Kabushiki Kaisha Toshiba
- Yukiyasu TATSUZAWA
- G11 - INFORMATION STORAGE
Information Patent Application
Reproducing apparatus and reproducing method
- Publication number 20070286048
- Publication date Dec 13, 2007
- SONY CORPORATION
- Kenichi Hayashi
- G11 - INFORMATION STORAGE
Information Patent Application
Optical disc reproducing apparatus
- Publication number 20070195675
- Publication date Aug 23, 2007
- Samsung Electronics Co., Ltd.
- Jung Hyun Lee
- G11 - INFORMATION STORAGE
Information Patent Application
Apparatus and method of estimating the quality of input signal, and...
- Publication number 20070189132
- Publication date Aug 16, 2007
- Samsng Electronics Co., Ltd.
- Hyun-soo Park
- G11 - INFORMATION STORAGE
Information Patent Application
Method and apparatus to reproduce data with an improved data error...
- Publication number 20070177475
- Publication date Aug 2, 2007
- Samsung Electronics Co., Ltd.
- Hyun-jung Kim
- G11 - INFORMATION STORAGE
Information Patent Application
Code sequence generation method, modulation apparatus, modulation m...
- Publication number 20070159367
- Publication date Jul 12, 2007
- Satoru Higashino
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
OPTICAL DISK, OPTICAL DISK RECORDING METHOD AND OPTICAL DISK APPARATUS
- Publication number 20070097848
- Publication date May 3, 2007
- Yutaka Okamoto
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL DISK, OPTICAL DISK RECORDING METHOD AND OPTICAL DISK APPARATUS
- Publication number 20070091762
- Publication date Apr 26, 2007
- Yutaka Okamoto
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL DISK, OPTICAL DISK RECORDING METHOD AND OPTICAL DISK APPARATUS
- Publication number 20070091765
- Publication date Apr 26, 2007
- Yutaka Okamoto
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL DISK, OPTICAL DISK RECORDING METHOD AND OPTICAL DISK APPARATUS
- Publication number 20070091782
- Publication date Apr 26, 2007
- Yutaka Okamoto
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL DISK, OPTICAL DISK RECORDING METHOD AND OPTICAL DISK APPARATUS
- Publication number 20070091764
- Publication date Apr 26, 2007
- Yutaka Okamoto
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL DISK, OPTICAL DISK RECORDING METHOD AND OPTICAL DISK APPARATUS
- Publication number 20070091775
- Publication date Apr 26, 2007
- Yutaka Okamoto
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL DISK, OPTICAL DISK RECORDING METHOD AND OPTICAL DISK APPARATUS
- Publication number 20070091783
- Publication date Apr 26, 2007
- Yutaka Okamoto
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL DISK, OPTICAL DISK RECORDING METHOD AND OPTICAL DISK APPARATUS
- Publication number 20070091761
- Publication date Apr 26, 2007
- Yutaka Okamoto
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL DISK, OPTICAL DISK RECORDING METHOD AND OPTICAL DISK APPARATUS
- Publication number 20070091760
- Publication date Apr 26, 2007
- Yutaka Okamoto
- G11 - INFORMATION STORAGE

PR2 or PR(1,2,1)

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Read signal evaluation method, information recording and reading me...

Method for evaluating read signal

Optical reading method and optical reading system

Optical disc device and optical disc playback method

Method of evaluating a readout signal, and optical disc apparatus

Digital information reproduction method

Method for evaluating read signal

Code sequence generation method, modulation apparatus, modulation m...

Techniques for providing DC-free detection of DC equalization target

Optical information recording/reproduction apparatus and recording...

Digital signal reproducing apparatus

Optical disc apparatus with adjustable constraint length PRML

Reproducing apparatus and method with reduced bit error rate

System and method for drive-side guarantee of quality of service an...

Optical disc reproducing apparatus for correcting asymmetric errors...

Recording medium having different areas recorded with different mod...

Decoding system for eight-to-fourteen modulation or eight-to-sixtee...

Decoding apparatus, decoding method, program-recording medium, prog...

Apparatus for recording and regenerating data

Recording condition setting device, recording/reproducing device, r...

Optical disc playback apparatus

Device and method for data reproduction

Method of evaluating a readout signal, and optical disc apparatus

Recording method for recording data on a storage medium

Signal evaluation method, information recording/reproducing apparat...

Apparatus and method of estimating the quality of input signal, and...

Reproduction signal evaluation method

Information reproducing method and an information reproducing drive...

Adaptive equalization apparatus and adaptive equalization method

Optical disk, optical disk recording method and optical disk apparatus

Patents Applicationslast 30 patents

READ SIGNAL EVALUATION METHOD, INFORMATION RECORDING AND READING ME...

METHOD FOR EVALUATING READ SIGNAL

OPTICAL DISC DEVICE AND OPTICAL DISC PLAYBACK METHOD

APPARATUS AND METHOD OF GENERATING REFERENCE LEVEL OF VITERBI DECODER

Optical information recording/reproduction apparatus and recording...

OPTICAL DISC DEVICE AND OPTICAL DISC PLAYBACK METHOD

DIGITAL SIGNAL REPRODUCING APPARATUS

Techniques For Providing DC-free Detection of DC Equalization Target

Digital information reproduction method

METHOD FOR EVALUATING READ SIGNAL

OPTICAL READING METHOD AND OPTICAL READING SYSTEM

Method of evaluating a readout signal, and optical disc apparatus

Information recording apparatus, information processing method, and...

JITTER MEASURING APPARATUS AND METHOD, SIGNAL PERIOD MEASURING APPA...

SYSTEM AND METHOD FOR DRIVE-SIDE GUARANTEE OF QUALITY OF SERVICE AN...

OPTICAL DISC RECORDING AND REPRODUCING APPARATUS AND OPTICAL DISC R...

Reproducing apparatus and reproducing method

Optical disc reproducing apparatus

Apparatus and method of estimating the quality of input signal, and...

Method and apparatus to reproduce data with an improved data error...

Code sequence generation method, modulation apparatus, modulation m...

OPTICAL DISK, OPTICAL DISK RECORDING METHOD AND OPTICAL DISK APPARATUS

OPTICAL DISK, OPTICAL DISK RECORDING METHOD AND OPTICAL DISK APPARATUS

OPTICAL DISK, OPTICAL DISK RECORDING METHOD AND OPTICAL DISK APPARATUS

OPTICAL DISK, OPTICAL DISK RECORDING METHOD AND OPTICAL DISK APPARATUS

OPTICAL DISK, OPTICAL DISK RECORDING METHOD AND OPTICAL DISK APPARATUS

OPTICAL DISK, OPTICAL DISK RECORDING METHOD AND OPTICAL DISK APPARATUS

OPTICAL DISK, OPTICAL DISK RECORDING METHOD AND OPTICAL DISK APPARATUS

OPTICAL DISK, OPTICAL DISK RECORDING METHOD AND OPTICAL DISK APPARATUS

OPTICAL DISK, OPTICAL DISK RECORDING METHOD AND OPTICAL DISK APPARATUS