ClassID:

198732

G11B20/00659 - 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 a control step which is implemented as an executable file stored on the record carrier

Recent Application in this class:
#1
20150277771
2015-10-01

Multimedia storage systems and methods

#2
20150261942
2015-09-17

Electronic system for the protection and control of license transactions associated with the alteration of replicated read only media and its bound licensed content

#3
20150170703
2015-06-18

Secure online pictures

#4
20140201810
2014-07-17

System, method, and device for communicating and storing and delivering data

#5
20140089515
2014-03-27

Method and system for use in coordinating multimedia devices

#6
20130212691
2013-08-15

Electronic system for the protection and control of license transactions associated with the alteration of replicated read only media and its bound licensed content

#7
20130064055
2013-03-14

Copy Protection System for Data Carriers

#8
20120275763
2012-11-01

INFORMATION PROCESSING APPARATUS, INFORMATION RECORDING MEDIUM, AND INFORMATION PROCESSING METHOD

#9
20120151599
2012-06-14

Electronic system for the protection and control of license transactions associated with the disablement of replicated read only media and its bound licensed content

#10
20120134249
2012-05-31

Method for copy protection

#11
20120030366
2012-02-02

Method and system for use in coordinating multimedia devices

#12
20120011375
2012-01-12

Multimedia storage systems and methods

#13
20120002520
2012-01-05

Playback device, recording medium, playback method and program

#14
20110307448
2011-12-15

REPRODUCTION DEVICE

#15
20110267932
2011-11-03

Copy Protection System for Data Carriers

#16
20110264923
2011-10-27

Method and system for secure access to non-volatile memory

#17
20110069592
2011-03-24

ACCESS CONTROLLED OPTICAL DISC AND METHOD THEREFOR

#18
20110007618
2011-01-13

Preventing unauthorized use of optical discs

#19
20100318809
2010-12-16

Method and system for controlling presentation of computer readable media on a media storage device

#20
20100241855
2010-09-23

Systems and Methods for Secure Execution of Code Using a Hardware Protection Module

#21
20100177613
2010-07-15

Access Controlled Optical Disc and Method Therefor

#22
20100039915
2010-02-18

Information processing device, data processing method, and program

#23
20100011382
2010-01-14

Method, control logic and system for detecting a virtual storage volume and data carrier

#24
20090300772
2009-12-03

Methods for preventing software piracy

#25
20090285548
2009-11-19

Universal multimedia optic disc player and its application for revocable copy protection

#26
20090285070
2009-11-19

COPY-PROTECTED OPTICAL STORAGE MEDIA AND METHOD FOR PRODUCING THE SAME

#27
20090282257
2009-11-12

Information processing device, disc, information processing method, and program

#28
20090231967
2009-09-17

RENDERING PRE-RECORDED AND ADDITIONAL CONTENT

#29
20090196155
2009-08-06

INFORMATION RECORDING MEDIUM

#30
20090193479
2009-07-30

Method and apparatus for automatically notifying a renter of digital content when the rental period has expired

#31
20090190902
2009-07-30

Universal multimedia optic disc player and its application for revocable copy protection

#32
20090169004
2009-07-02

Multimedia storage systems and methods

#33
20090150553
2009-06-11

Method and system for use in coordinating multimedia devices

#34
20080294890
2008-11-27

METHOD AND APPARATUS FOR CONTROLLING OUTPUT OF CONTENT DEVICE

#35
20080279077
2008-11-13

Apparatus for and a method of enabling copying a copy-protected recording medium

#36
20080247542
2008-10-09

Apparatus for and a method of providing content data

#37
20080219137
2008-09-11

Copy-Protected Optical Information Carrier

#38
20080212450
2008-09-04

Method for modifying optical path on optical recording medium having distortion regions

#39
20080212441
2008-09-04

Apparatus and Method for Digital Content Concealment

#40
20080178296
2008-07-24

Method and Device For Protecting the Contents of an Information Carrier

#41
20080141045
2008-06-12

Data management system, data processing system, and computer-readable medium having on which data management program is recorded

#42
20080141044
2008-06-12

Data management system, data processing system, and computer-readable medium having on which data management program is recorded

#43
20080133938
2008-06-05

Self-protecting digital content

#44
20080130886
2008-06-05

Content security layer providing long-term renewable security

#45
20080101604
2008-05-01

Self-protecting digital content

#46
20080049935
2008-02-28

Interpreter using cryptographic values of a playback device's keys to authorize the playback device

#47
20080044159
2008-02-21

DVD enhanced with audio CD content

#48
20080037781
2008-02-14

Content security layer providing long-term renewable security

#49
20070245402
2007-10-18

Method and apparatus of recording information on and reproducing information from a recording medium

#50
20070101157
2007-05-03

Security in digital data distribution

#51
20070078777
2007-04-05

System and method for digital rights management using advanced copy with issue rights, and managed copy tokens

#52
20070061888
2007-03-15

Optical disc registration system

#53
20070016703
2007-01-18

Method for generatimg and playing back a media file

#54
20060280050
2006-12-14

Copy protection system for data carriers

#55
20060242071
2006-10-26

Method for minimizing pirating and/or unauthorized copying and/or unauthorized access of/to data on/from data media including compact discs and digital versatile discs, and system and data media for same

#56
20060236403
2006-10-19

Optical media protection driver

#57
20060218645
2006-09-28

Method for copy protecting a record carrier, copy protected record carrier and means for detecting access control information

#58
20060182421
2006-08-17

Universal multimedia optic disc player and its application for revocable copy protection

#59
20060182420
2006-08-17

Universal multimedia optic disc player and its application for revocable copy protection

#60
20060178993
2006-08-10

Information recording medium, information processing device and method

#61
20060136746
2006-06-22

Security system for preventing unauthorized copying of digital data

#62
20060123483
2006-06-08

Method and system for protecting against illegal copy and/or use of digital contents stored on optical or other media

#63
20060020552
2006-01-26

Copy-restriction system for digitally recorded, computer disk-based music recordings

#64
20050259559
2005-11-24

Access controlled optical disc and method therefor

#65
20050210277
2005-09-22

Information recording medium, information processing apparatus, information processing method, and computer program

#66
20050204153
2005-09-15

Method and apparatus for capturing unencrypted information

#67
20050172122
2005-08-04

Method and system for controlling presentation of computer readable media on a media storage device

#68
20050169467
2005-08-04

Method and system for preventing unauthorized recording of media content in the iTunes™ environment

#69
20050050343
2005-03-03

Storage media access control method and system

#70
20050039032
2005-02-17

Apparatus and method for authentication of computer-readable medium

#71
20050021988
2005-01-27

Apparatus, method, and program product for secure data formatting and retriving, and computer readable transportable data recording medium storing the program product

#72
20050018848
2005-01-27

Security system using optical information recording medium

#73
20050005141
2005-01-06

Information recording medium, information processing apparatus, information processing method, and computer program

#74
18500368
2025-02-25

Digital tape storage optimization