ClassID:

198989

G11B20/1803 - CPC Classification

Classification description:

Signal processing not specific to the method of recording or reproducing; Circuits therefor; Digital recording or reproducing; Error detection or correction; Testing, e.g. of drop-outs by redundancy in data representation

Recent Application in this class:
#1
20230178109
2023-06-08

Composite data recovery procedure

#2
20220293132
2022-09-15

Scalable storage device

#3
20210241788
2021-08-05

Cartridge memory having a plurality of memory banks , tape cartridge, and recording and reproducing system

#4
20210074326
2021-03-11

SCALABLE STORAGE DEVICE

#5
20210027803
2021-01-28

Magnetic tape recording device including cartridge memory having a plurality of memory banks

#6
20210012803
2021-01-14

Magnetic recording apparatus and method of controlling magnetic head thereof

#7
20200371878
2020-11-26

Systems and methods for proactively preventing and predicting storage media failures

#8
20200365183
2020-11-19

Magnetic recording apparatus and method of controlling magnetic head thereof

#9
20200294549
2020-09-17

Constant-density writing for magnetic storage media

#10
20200043521
2020-02-06

Recording density setting method based on linear recording densit and track pitch limiting

#11
20190214053
2019-07-11

Sequential data storage with rewrite using dead-track detection

#12
20190189156
2019-06-20

Sequential data storage with rewrite using dead-track detection

#13
20180074881
2018-03-15

Storage drive management to fail a storage drive based on adjustable failure criteria

#14
20180011647
2018-01-11

DATA PROTECTION SYSTEM

#15
20170178683
2017-06-22

Storage device, computer-readable nonvolatile storage medium to store control program of storage device, and control method of storage device

#16
20170160967
2017-06-08

Scalable storage protection

#17
20170123944
2017-05-04

Storage system to recover and rewrite overwritten data

#18
20160372151
2016-12-22

Recording and reproducing device for reconstructing user data

#19
20160217822
2016-07-28

Video management system and method for event recording using the same

#20
20160210193
2016-07-21

Localized dispersed storage memory system

#21
20160132390
2016-05-12

Using error correcting codes for parity purposes

#22
20160132385
2016-05-12

Using error correcting codes for parity purposes

#23
20160111119
2016-04-21

Integrated servo field for memory device

#24
20160077915
2016-03-17

Magnetic random access memory

#25
20150371676
2015-12-24

Reconstructive error recovery procedure (ERP) using reserved buffer

#26
20150324141
2015-11-12

DATA PROTECTION SYSTEM

#27
20150195481
2015-07-09

Reproducing device, control device, control method, and computer-readable storage medium

#28
20150074491
2015-03-12

Magnetic random access memory

#29
20140376890
2014-12-25

Method for backing up digital cinematographic content

#30
20140281818
2014-09-18

Method for format savings in coherently written fragmented sectors

#31
20140281807
2014-09-18

Information reproducing apparatus and information reproducing method

#32
20140247516
2014-09-04

Localized dispersed storage memory system

#33
20140143641
2014-05-22

Iterative decoder systems and methods

#34
20140064048
2014-03-06

Scalable storage protection

#35
20140025911
2014-01-23

System, method and computer program product for optimization of tape performance using distributed file copies

#36
20130326273
2013-12-05

Virtual repair of digital media

#37
20130290810
2013-10-31

Data archive system, data recording/reproducing apparatus and data library apparatus

#38
20130250448
2013-09-26

Servo grey code error correction

#39
20130198586
2013-08-01

DATA STORAGE CONTROL APPARATUS, DATA STORAGE APPARATUS AND DATA STORAGE METHOD IN THE SAME

#40
20130170062
2013-07-04

Localized dispersed storage memory system

#41
20130159644
2013-06-20

Data storage device generating redundancy for data path protection of a parity sector

#42
20120300330
2012-11-29

Tape storage processing

#43
20120287528
2012-11-15

Tape data recovery

#44
20120039002
2012-02-16

Tape Cartridge Formatted with Increased Data Redundancy for Testing and Repair of a Defective Tape Drive

#45
20120033320
2012-02-09

Systems and methods for dynamic scaling in a read data processing system

#46
20110317305
2011-12-29

Certifying a data storage medium

#47
20110283044
2011-11-17

DEVICE AND METHOD FOR RELIABLE DATA STORAGE

#48
20110271154
2011-11-03

Method of recording/reproducing digital data and apparatus for same

#49
20110264948
2011-10-27

Disk storage apparatus and method for recovering data

#50
20110211273
2011-09-01

Tape data assessment through medium auxiliary memory data comparison

#51
20110157742
2011-06-30

Pre-use tape cartridge verification in a library system which utilizes a loading operation to bring the cartridge to a ready state to determine operable performance and usability of the cartridge

#52
20110122523
2011-05-26

Localized dispersed storage memory system

#53
20110113304
2011-05-12

Method for decoding a succession of blocks encoded with an error correction code and correlated by a transmission channel

#54
20110099444
2011-04-28

Virtual repair of digital media

#55
20110044146
2011-02-24

ERASURE INFORMATION MARKING METHOD FOR BURST CUTTING AREA OF BLU-RAY DISC

#56
20110029837
2011-02-03

Systems and methods for phase dependent data detection in iterative decoding

#57
20100318842
2010-12-16

CONTROLLER, STORAGE MEDIUM, AND INFORMATION CONTROL METHOD

#58
20100265807
2010-10-21

Tape data assessment

#59
20100265607
2010-10-21

Tape cartridge paired data

#60
20100265606
2010-10-21

Tape data recovery

#61
20100229031
2010-09-09

Systems and methods for recovering information from a defective medium

#62
20100217749
2010-08-26

Method and system for optimizing the storage of different digital data on the basis of data history

#63
20100205508
2010-08-12

Redundant data in storage medium

#64
20100185906
2010-07-22

Error correction capability adjustment of LDPC codes for storage device testing

#65
20100169746
2010-07-01

Low-complexity soft-decision decoding of error-correction codes

#66
20100157757
2010-06-24

System and method for storage of data in circular data tracks on optical discs

#67
20100153669
2010-06-17

STORAGE DEVICE AND STORAGE DEVICE CONTROL METHOD

#68
20100131821
2010-05-27

DATA RECORDING METHOD, RECORDING MEDIUM AND REPRODUCTION APPARATUS

#69
20100011275
2010-01-14

Methods, apparatuses, systems, and architectures for quickly and reliably encoding and/or decoding system data

#70
20090290245
2009-11-26

Data storage device

#71
20090282190
2009-11-12

Data structure for control information on rewriteable data storage medium

#72
20090245049
2009-10-01

Hybrid recording device

#73
20090150746
2009-06-11

Iterative decoder systems and methods

#74
20090138783
2009-05-28

Content data recording apparatus and method

#75
20090128940
2009-05-21

Method and system for compensating for tape deformation

#76
20090113236
2009-04-30

Disk management method, disk management device and storage system

#77
20090106627
2009-04-23

Digital information reproduction method

#78
20090073861
2009-03-19

Recording medium including first and second areas, the second area including a written multiply block, and recording and reproducing methods and apparatus thereof

#79
20090052311
2009-02-26

Data storage systems that implement sector sets

#80
20090019090
2009-01-15

METHOD AND DEVICE FOR PRODUCING RECORDINGS ON STORAGE DEVICES

#81
20090006922
2009-01-01

Error correcting apparatus and error correcting method

#82
20080320361
2008-12-25

Information recording device, data-flow controller and data flow controlling method

#83
20080294947
2008-11-27

Method of recording/reproducing digital data and apparatus for same

#84
20080294840
2008-11-27

Read/write channel coding and methods for use therewith

#85
20080288833
2008-11-20

Method of recording/reproducing digital data and apparatus for same

#86
20080288832
2008-11-20

Method of recording/reproducing digital data and apparatus for same

#87
20080288831
2008-11-20

Method of recording/reproducing digital data and apparatus for same

#88
20080253256
2008-10-16

APPARATUS FOR WRITING DATA AND REDUNDANCY DATA ON A STORAGE MEDIUM

#89
20080250077
2008-10-09

Method and apparatus for media duplication

#90
20080229147
2008-09-18

Data protection system

#91
20080222492
2008-09-11

DATA PROTECTION SYSTEM

#92
20080209461
2008-08-28

Small Cartridge Free Optical Disc With High Level of Redundancy and Tolerance For Missing Data

#93
20080195890
2008-08-14

Data protection system

#94
20080186823
2008-08-07

METHOD AND APPARATUS FOR DEFECT DETECTION

#95
20080168315
2008-07-10

Modified defect scan over sync mark/preamble field

#96
20080159107
2008-07-03

Copying apparatus for copying a recoding medium, a method thereof and a computer program thereof

#97
20080151407
2008-06-26

Write omission detector, write omission detecting method, and computer product

#98
20080148004
2008-06-19

Storage device with opportunistic address space

#99
20080140955
2008-06-12

Reproduction device and reproducing method

#100
20080137496
2008-06-12

Optical-disk device and record-control method with disc-management information writing features

#101
20080130434
2008-06-05

Storage device, memory, terminal, server, server-client system, storage medium, and control device

#102
20080112691
2008-05-15

Recording device

#103
20080112071
2008-05-15

Method for correcting added and lost bits in a hard disk drive using error correction codes

#104
20080104489
2008-05-01

Maximum likelihood detector, error correction circuit and medium storage device

#105
20080104481
2008-05-01

Decoding device, encoding/decoding device and recording/reproducing device

#106
20080104306
2008-05-01

Information storage medium on which drive data is recorded, and method of recording information on the information storage medium

#107
20080091971
2008-04-17

Stored data processing apparatus, storage apparatus, and stored data processing program

#108
20080065951
2008-03-13

Data recording method, recording medium and reproduction apparatus

#109
20080065950
2008-03-13

DATA RECORDING METHOD, RECORDING MEDIUM AND REPRODUCTION APPARATUS

#110
20080065949
2008-03-13

DATA RECORDING METHOD, RECORDING MEDIUM AND REPRODUCTION APPARATUS

#111
20080065935
2008-03-13

Method of recording/reproducing digital data and apparatus for same

#112
20080062845
2008-03-13

Method of recording/reproducing digital data and apparatus for same

#113
20080059864
2008-03-06

Method of recording/reproducing digital data and apparatus for same

#114
20080059863
2008-03-06

Method of recording/reproducing digital data and apparatus for same

#115
20080022096
2008-01-24

Information access control method and apparatus

#116
20070300124
2007-12-27

Data recording method, recording medium and reproduction apparatus

#117
20070300122
2007-12-27

DATA RECORDING METHOD, RECORDING MEDIUM AND REPRODUCTION APPARATUS

#118
20070291611
2007-12-20

APPARATUS FOR WRITING DATA HAVING A DATA AMOUNT ON A STORAGE MEDIUM

#119
20070266299
2007-11-15

Decoding apparatus and method therefor

#120
20070256000
2007-11-01

Redundancy protection for data recorded across multiple layers of recording media

#121
20070230300
2007-10-04

Recording method on rewritable optical disc and optical disc driving apparatus

#122
20070220254
2007-09-20

Secure digital memory devices and controllers thereof

#123
20070198889
2007-08-23

Method and system for repairing partially damaged blocks

#124
20070153643
2007-07-05

Data Structure For Control Information On Data Storage Media

#125
20070130421
2007-06-07

Apparatus, system, and method for global metadata copy repair

#126
20070101056
2007-05-03

Micro-journaling of data on a storage device

#127
20070097814
2007-05-03

Information reproduction apparatus for reproducing defect management information from defect management area sets, and an information recording apparatus for replacing defect management information

#128
20070097813
2007-05-03

INFORMATION STORAGE MEDIUM, INFORMATION REPRODUCTION APPARATUS, INFORMATION REPRODUCTION METHOD, AND INFORMATION RECORDING METHOD

#129
20070086324
2007-04-19

INFORMATION STORAGE MEDIUM, INFORMATION REPRODUCTION APPARATUS, INFORMATION REPRODUCTION METHOD, AND INFORMATION RECORDING METHOD

#130
20070073639
2007-03-29

Resilient data storage on optical media

#131
20070058496
2007-03-15

Information storage medium on which drive data is recorded, and method of recording information on the information storage medium

#132
20070058495
2007-03-15

Information storage medium on which drive data is recorded, and method of recording information on the information storage medium

#133
20070055920
2007-03-08

Digital signal processing method, data recording and reproducing apparatus, and data recording medium that are resistant to burst errors

#134
20070038915
2007-02-15

Adaptive archival format

#135
20070033506
2007-02-08

Error detection device and error detection method

#136
20070011597
2007-01-11

Method and apparatus for extracting specific data from BIS data

#137
20070011583
2007-01-11

Information storage medium on which drive data is recorded, and method of recording information on the information storage medium

#138
20070002698
2007-01-04

Recorder, recording method, player, and playback method

#139
20060236193
2006-10-19

Data recording method, recording medium and reproduction apparatus

#140
20060206782
2006-09-14

Data recording method, recording medium and reproduction apparatus

#141
20060184857
2006-08-17

Data recording method, recording medium and reproduction apparatus

#142
20060171293
2006-08-03

Disk recording medium having ID recorded over a circle of a burst cutting area

#143
20060168493
2006-07-27

Data detection and decoding system and method

#144
20060161823
2006-07-20

Disk array system configuring a logical disk drive having a redundancy function

#145
20060158999
2006-07-20

Record carrier with two ecc block sizes, and recording method and recorder for recording such record carrier

#146
20060156180
2006-07-13

Device and method for determining a defective area on an optical media

#147
20060155718
2006-07-13

Multiple copy track stage recovery in a data storage system

#148
20060152836
2006-07-13

Method and apparatus for encoding and decoding a runout correction bit pattern of servo field

#149
20060133248
2006-06-22

Data reproduction apparatus

#150
20060123317
2006-06-08

Optical disc recording and reproducing apparatus

#151
20060092808
2006-05-04

Disk-like recording medium, disk recording apparatus and disk recording method, and disk playback apparatus and disk playback method

#152
20060015801
2006-01-19

Method for encoding and decoding error correction block

#153
20060007822
2006-01-12

Optical disk device

#154
20060005069
2006-01-05

Method and system for increasing data storage reliability and efficiency via compression

#155
20050270855
2005-12-08

Data protection system

#156
20050232607
2005-10-20

Information recording method, information recording device, information recording medium

#157
20050219727
2005-10-06

Signal processing device and signal processing method

#158
20050213463
2005-09-29

Information recording method and an information recording apparatus

#159
20050204267
2005-09-15

Target track seeking for data recording and reproducing system

#160
20050201231
2005-09-15

Optical disk device

#161
20050196129
2005-09-08

Recording device

#162
20050149825
2005-07-07

Method of recording/reproducing digital data and apparatus for same

#163
20050135227
2005-06-23

Data structure for control information on rewriteable data storage media

#164
20050135226
2005-06-23

Data structure for control information on rewriteable data storage media

#165
20050105455
2005-05-19

Recording medium, recording method, and recording apparatus

#166
20050102602
2005-05-12

DVD EDC check system and method without descrambling sector data

#167
20050086567
2005-04-21

Method and apparatus to improve magnetic disc drive reliability using excess un-utilized capacity

#168
20050076285
2005-04-07

Error correction coding utilizing numerical base conversion for modulation coding

#169
20050055622
2005-03-10

Device and method for generating error correction code

#170
20050053160
2005-03-10

Method and apparatus of converting a series of data words into a modulated signal

#171
20050050425
2005-03-03

Error correction method and apparatus for interleaved data

#172
20050047195
2005-03-03

Copying apparatus for copying a recoding medium, a method thereof and a computer program thereof

#173
20050041551
2005-02-24

Data recording/reproducing method with robust error handling capability and data recording/reproducing apparatus thereof

#174
20050015698
2005-01-20

Method of error correction coding, and apparatus for and method of recording data using the coding method

#175
20050013227
2005-01-20

Optical storage medium in which sector address information is recorded using MSR techniques

#176
20050007892
2005-01-13

Optical storage medium in which sector address information is recorded using MSR techniques

#177
15452159
2018-01-02

Data storage device with power loss adaptation

#178
14755115
2015-12-08

Replication of tape cartridge data

#179
13936426
2015-09-08

Systems and methods for data-path protection