ClassID:

198723

G11B20/00594 - CPC Classification

Classification description:

Signal processing not specific to the method of recording or reproducing; Circuits therefor; Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which change the format of the recording medium said format change concerning the physical format of the recording medium wherein the shape of recording marks is altered, e.g. the depth, width, or length of pits

Recent Application in this class:
#1
20150049597
2015-02-19

Information recording device, information recording medium and information recording method

#2
20140173763
2014-06-19

Counterfeit prevention for optical media

#3
20110299371
2011-12-08

Optical disk device, optical disk control method, and integrated circuit

#4
20110149699
2011-06-23

Information recording medium, and recording method and reproducing method thereof

#5
20110007616
2011-01-13

Optical disc recording apparatus, optical disc recording circuit and optical disc

#6
20100302918
2010-12-02

Information recording medium, method and apparatus for recording and reproducing information

#7
20100284253
2010-11-11

Optical disc, playback apparatus for optical disc, and apparatus and method for manufacturing optical disc

#8
20100067334
2010-03-18

Record carrier as well as an apparatus and method for applying image data as a visually detectable pattern at an optical record carrier

#9
20090290470
2009-11-26

Information recording medium, and recording method and reproducing method thereof

#10
20090274026
2009-11-05

Optical storage medium, information recording apparatus, and information reproducing apparatus

#11
20090268598
2009-10-29

Optical storage medium, information recording apparatus, and information reproducing apparatus

#12
20090268590
2009-10-29

OPTICAL STORAGE MEDIUM, INFORMATION RECORDING APPARATUS, AND INFORMATION REPRODUCING APPARATUS

#13
20090245055
2009-10-01

DVD Replication of Encoded Content

#14
20090201792
2009-08-13

Optical Disc Recording Device, Recording Method, Optical Disc, and Optical Disc Playback Device

#15
20090113555
2009-04-30

DVD replications system and method

#16
20090103410
2009-04-23

Information recording medium, method and apparatus for recording and reproducing information

#17
20090067311
2009-03-12

METHOD AND APPARATUS FOR RECORDING SECONDARY INFORMATION ON A RECORD CARRIER

#18
20090052313
2009-02-26

MANUFACTURING RECORD CARRIERS SUITABLE FOR POST-RECORDING

#19
20090035539
2009-02-05

PIRACY PROTECTED RECORDING MEDIA

#20
20090010115
2009-01-08

Optical-disk recording medium, playing apparatus and method for same, and recording apparatus and method for same

#21
20080316880
2008-12-25

Information recording medium, and recording method and reproducing method thereof

#22
20080304389
2008-12-11

Method for Recording Data Having a Distinctive Feature

#23
20080291801
2008-11-27

Record Carrier with Copy Protection Means

#24
20080285429
2008-11-20

Side-Channel for Record Carriers with Spiral Tracks

#25
20080212952
2008-09-04

Copy Protection for Video Content Contained in the VOB File Structure

#26
20080186835
2008-08-07

Optical recording medium, recording method and apparatus for optical recording medium, and reproducing method and apparatus

#27
20080186824
2008-08-07

Information recording medium, method and apparatus for recording and reproducing information

#28
20080144463
2008-06-19

Information recording medium, method and apparatus for recording and reproducing information

#29
20080144462
2008-06-19

Information recording medium, method and apparatus for recording and reproducing information

#30
20080117801
2008-05-22

Information recording medium, method and apparatus for recording and reproducing information

#31
20080117800
2008-05-22

Information recording medium, method and apparatus for recording and reproducing information

#32
20080117799
2008-05-22

Information recording medium, method and apparatus for recording and reproducing information

#33
20080117798
2008-05-22

Information recording medium, method and apparatus for recording and reproducing information

#34
20080117797
2008-05-22

Information recording medium, method and apparatus for recording and reproducing information

#35
20080117796
2008-05-22

Information recording medium, method and apparatus for recording and reproducing information

#36
20080117795
2008-05-22

Information recording medium, method and apparatus for recording and reproducing information

#37
20080056113
2008-03-06

Information recording medium, and recording method and reproducing method thereof

#38
20080056112
2008-03-06

Information recording medium, and recording method and reproducing method thereof

#39
20080056110
2008-03-06

Information recording medium, and recording method and reproducing method thereof

#40
20080056109
2008-03-06

Information recording medium, and recording method and reproducing method thereof

#41
20080056108
2008-03-06

Information recording medium, and recording method and reproducing method thereof

#42
20080056107
2008-03-06

Information recording medium, and recording method and reproducing method thereof

#43
20080019260
2008-01-24

ANTI-PIRACY FOR ROM OPTICAL DISKS

#44
20070230316
2007-10-04

Information Recording Medium, Information Reproducing Apparatus and Method, Information Recording Apparatus and Method, and Computer Program

#45
20070211597
2007-09-13

Data reproducing apparatus including subsignal generated from ID information

#46
20070171801
2007-07-26

Apparatus and method for manufacturing optical disks, apparatus and method for recording data on optical disks, apparatus and method for reproducing data from optical disks, and optical disk formed with pit strings and mark strings with binary number series features

#47
20070165508
2007-07-19

Apparatus and method for manufacturing optical disks, apparatus and method for recording data on optical disks, apparatus and method for reproducing data from optical disks, and optical disks, and optical disk formed with pit strings and mark strings

#48
20070097849
2007-05-03

Optical recording medium

#49
20070058519
2007-03-15

Recordable optical disc

#50
20070053249
2007-03-08

Information recording medium, method and apparatus for recording and reproducing information

#51
20070053248
2007-03-08

Information recording medium, method and apparatus for recording and reproducing information

#52
20070047429
2007-03-01

Information recording medium, method and apparatus for recording and reproducing information

#53
20070028102
2007-02-01

System for processing data and method thereof

#54
20070002719
2007-01-04

Apparatus and method for manufacturing optical disks, apparatus and method for recording data on optical disks, apparatus and method for reproducing data from optical disks, and optical disk

#55
20060253722
2006-11-09

Uncopyable optical media through sector errors

#56
20060245329
2006-11-02

Apparatus and method for manufacturing optical disks, apparatus and method for recording data on optical disks, apparatus and method for reproducing data from optical disks, and optical disks formed with pits strings and mark strings

#57
20060239165
2006-10-26

Data reproducing apparatus including subsignal generated from ID information

#58
20060239164
2006-10-26

Apparatus and method for manufacturing optical disks, apparatus and method for recording data on optical disks, apparatus and method for reproducing data from optical disks, and optical disks formed with pits strings and mark strings

#59
20060239163
2006-10-26

Apparatus and method for manufacturing optical disks, apparatus and method for recording data on optical disks, apparatus and method for reproducing data from optical disks, and optical disks formed with pits strings and mark strings

#60
20060234003
2006-10-19

Piracy-protected recording media

#61
20060221793
2006-10-05

Optical disk recording apparatus, method, manufacturing apparatus and information processing device including binary number series generating unit features regarding an address on an optical disk

#62
20060221784
2006-10-05

Apparatus and method for manufacturing optical disks, apparatus and method for recording data on optical disks, apparatus and method for reproducing data from optical disks, and optical disk formed with pit strings and mark strings

#63
20060198285
2006-09-07

Information recording medium, and recording method and reproducing method thereof

#64
20060198284
2006-09-07

Information recording medium, and recording method and reproducing method thereof

#65
20060198283
2006-09-07

Information recording medium, and recording method and reproducing method thereof

#66
20060198282
2006-09-07

Information recording medium, and recording method and reproducing method thereof

#67
20060187793
2006-08-24

Optical disc recording apparatus and methods using pseudo-random number sequence for recording auxiliary information

#68
20060176798
2006-08-10

Recording apparatus and method, and disk producing method

#69
20060165391
2006-07-27

Copy protection for video content contained in the VOB file structure

#70
20060133232
2006-06-22

Radial separation distance determination for a data storage medium

#71
20060114773
2006-06-01

Apparatus and method for optically recording sub data through radial deviation of pits or marks

#72
20060092823
2006-05-04

Apparatus and method for manufacturing optical disks, apparatus and method for recording data on optical disks, apparatus and method for reproducing data from optical disks, and optical disk formed with pit strings and mark strings with radial deviation features

#73
20060083143
2006-04-20

Apparatus and method for manufacturing optical disks, apparatus and method for recording data on optical disks, apparatus and method for reproducing data from optical disks, and optical disk formed with pit strings and mark strings

#74
20060066979
2006-03-30

System and method for writing secure data to disk

#75
20060062115
2006-03-23

Optical disc, recording apparatus and method, and reproduction apparatus and method

#76
20060046011
2006-03-02

Method for key generation for digital rights control, recording medium, player, recorder and system for copy right control

#77
20060039262
2006-02-23

Optical disc, recording apparatus method, and reproduction apparatus and method

#78
20050207288
2005-09-22

Information recording medium, and recording method and reproducing method thereof

#79
20050207287
2005-09-22

Information recording medium, and recording method and reproducing method thereof

#80
20050174915
2005-08-11

Optical disc, recording apparatus and method, and reproduction apparatus and method

#81
20050169145
2005-08-04

Optical disk, and method and apparatus for reproducing information recorded in optical disk

#82
20050169134
2005-08-04

Apparatus and associated methodology of imparting content protection to optically recorded data for secure reproduction

#83
20050163002
2005-07-28

Apparatus and associated methodology of imparting content protection to optically recorded data for secure reproduction

#84
20050141719
2005-06-30

Apparatus and methods for securing information in storage media

#85
20050128930
2005-06-16

Optical information-recording medium and method for producing the same

#86
20050105728
2005-05-19

Information recording medium, usage management method, and usage management apparatus

#87
20050099928
2005-05-12

Information recording medium, method and apparatus for recording and reproducing information

#88
20050088956
2005-04-28

Optical disc, reproduction apparatus, and disc identifier selecting apparatus

#89
20050088955
2005-04-28

Optical disc, reproduction apparatus, and disc identifier selecting apparatus

#90
20050047321
2005-03-03

Method for facilitating copyright protection in digital media and digital media made thereby

#91
20050036412
2005-02-17

Optical recording medium, recording method and apparatus for optical recording medium and reproducing method and apparatus