Patents-Review.com
ClassID:

198683 ⎘

G11B20/00304 - 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 encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source wherein the key is stored on the record carrier the key being stored in a management area, e.g. the video manager [VMG] of a DVD the key being stored in the lead-in area [LIA]

Recent Application in this class:
#1
20140149661
2014-05-29

Information carrier comprising access information

 #2
20120134498
2012-05-31

Reproducing apparatus, recording apparatus and display apparatus

 #3
20120113788
2012-05-10

Information carrier comprising access information

 #4
20110107111
2011-05-05

Information carrier comprising access information and dummy information

 #5
20110064227
2011-03-17

Reproducing apparatus, recording apparatus and display apparatus

 #6
20100302918
2010-12-02

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

 #7
20100174917
2010-07-08

INFORMATION RECORDING MEDIUM, REPRODUCING APPARATUS AND CUMPUTER PROGRAM

 #8
20100118675
2010-05-13

RECORDING AND REPRODUCTION APPARATUS, REPRODUCTION APPARATUS, AND HOST APPARATUS

 #9
20090279415
2009-11-12

Information recording medium

 #10
20090279413
2009-11-12

Information recording medium

 #11
20090279411
2009-11-12

Information recording medium

 #12
20090213707
2009-08-27

Recording medium and method and apparatus for recording data

 #13
20090103410
2009-04-23

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

 #14
20090070584
2009-03-12

Method for Providing, Distributing and Engraving Digital Data and Associated Distribution Server

 #15
20090052314
2009-02-26

Recording medium with optional information and apparatus and methods for forming, recording, reproducing and controlling reproduction of the recording medium

 #16
20090034383
2009-02-05

Disk-shaped record medium and producing method for same, disk recording method and device, and disk playback method and device

 #17
20080310292
2008-12-18

OPTICAL DISK, OPTICAL DISK RECORDING AND REPRODUCING APPARATUS, METHOD FOR RECORDING, REPRODUCING AND DELETING DATA ON OPTICAL DISK, AND INFORMATION PROCESSING SYSTEM

 #18
20080205254
2008-08-28

Content Protection on a Record Carrier

 #19
20080186824
2008-08-07

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

 #20
20080152137
2008-06-26

Recording device, replay device, integrated circuit, and control program

 #21
20080151718
2008-06-26

INFORMATION STORAGE MEDIUM INCLUDING A TRACK PITCH IN A SYSTEM LEAD-IN AREA THAT IS LONGER THAN A TRACK PITCH IN A DATA LEAD-IN AREA

 #22
20080144463
2008-06-19

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

 #23
20080144462
2008-06-19

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

 #24
20080130459
2008-06-05

Information Recording Apparatus and Method, and Computer Program

 #25
20080117801
2008-05-22

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

 #26
20080117800
2008-05-22

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

 #27
20080117799
2008-05-22

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

 #28
20080117798
2008-05-22

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

 #29
20080117797
2008-05-22

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

 #30
20080117796
2008-05-22

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

 #31
20080117795
2008-05-22

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

 #32
20080109907
2008-05-08

Reproducing apparatus, recording apparatus and display apparatus

 #33
20080095024
2008-04-24

Information Recording Medium

 #34
20080068966
2008-03-20

Information recording medium

 #35
20080059377
2008-03-06

METHOD FOR MANAGING COPY PROTECTION INFORMATION OF RECORDING MEDIUM

 #36
20080049933
2008-02-28

Information Recording Medium

 #37
20080049593
2008-02-28

Information recording medium

 #38
20080049592
2008-02-28

Information recording medium

 #39
20080049591
2008-02-28

Information recording medium

 #40
20080043608
2008-02-21

Information recording medium

 #41
20080043607
2008-02-21

Recording medium with intermittent or alternate wobbled pits and apparatus and methods for forming, recording, and reproducing the recording medium

 #42
20080043606
2008-02-21

Information recording medium

 #43
20080043605
2008-02-21

Information recording medium

 #44
20080043603
2008-02-21

Information recording medium

 #45
20080043601
2008-02-21

Information recording medium

 #46
20080043600
2008-02-21

Information recording medium

 #47
20080043599
2008-02-21

Information recording medium

 #48
20080016342
2008-01-17

Recording medium, content player, content player method, and computer program

 #49
20070258349
2007-11-08

Information Recording Medium

 #50
20070258339
2007-11-08

Information Recording Medium

 #51
20070230297
2007-10-04

Signal Processing System

 #52
20070226520
2007-09-27

Information Recording Medium, Information Recording Device and Method, Information Distribution Device and Method, and Computer Program

 #53
20070211597
2007-09-13

Data reproducing apparatus including subsignal generated from ID information

 #54
20070198855
2007-08-23

Information Recording Media, Information Recording Device And Method, Information Distribution Device And Method, And Computer Program

 #55
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

 #56
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

 #57
20070107064
2007-05-10

Recording method, recording apparatus, reproducing method and reproducing apparatus

 #58
20070097847
2007-05-03

INFORMATION RECORDING MEDIUM, INFORMATION REPRODUCING APPARATUS, AND INFORMATION RECORDING AND REPRODUCING APPARATUS

 #59
20070097830
2007-05-03

INFORMATION RECORDING MEDIUM, INFORMATION REPRODUCING APPARATUS, AND INFORMATION RECORDING AND REPRODUCING APPARATUS

 #60
20070097829
2007-05-03

INFORMATION RECORDING MEDIUM, INFORMATION REPRODUCING APPARATUS, AND INFORMATION RECORDING AND REPRODUCING APPARATUS

 #61
20070097828
2007-05-03

INFORMATION RECORDING MEDIUM, INFORMATION REPRODUCING APPARATUS, AND INFORMATION RECORDING AND REPRODUCING APPARATUS

 #62
20070097815
2007-05-03

INFORMATION RECORDING MEDIUM, INFORMATION REPRODUCING APPARATUS, AND INFORMATION RECORDING AND REPRODUCING APPARATUS

 #63
20070097533
2007-05-03

INFORMATION RECORDING MEDIUM, INFORMATION REPRODUCING APPARATUS, AND INFORMATION RECORDING AND REPRODUCING APPARATUS

 #64
20070091731
2007-04-26

INFORMATION RECORDING MEDIUM, INFORMATION REPRODUCING APPARATUS, AND INFORMATION RECORDING AND REPRODUCING APPARATUS

 #65
20070091496
2007-04-26

INFORMATION RECORDING MEDIUM, INFORMATION REPRODUCING APPARATUS, AND INFORMATION RECORDING AND REPRODUCING APPARATUS

 #66
20070086320
2007-04-19

INFORMATION RECORDING MEDIUM, INFORMATION REPRODUCING APPARATUS, AND INFORMATION RECORDING AND REPRODUCING APPARATUS

 #67
20070086319
2007-04-19

INFORMATION RECORDING MEDIUM, INFORMATION REPRODUCING APPARATUS, AND INFORMATION RECORDING AND REPRODUCING APPARATUS

 #68
20070086101
2007-04-19

INFORMATION RECORDING MEDIUM, INFORMATION REPRODUCING APPARATUS, AND INFORMATION RECORDING AND REPRODUCING APPARATUS

 #69
20070086100
2007-04-19

INFORMATION RECORDING MEDIUM, INFORMATION REPRODUCING APPARATUS, AND INFORMATION RECORDING AND REPRODUCING APPARATUS

 #70
20070061584
2007-03-15

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

 #71
20070053249
2007-03-08

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

 #72
20070053248
2007-03-08

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

 #73
20070047429
2007-03-01

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

 #74
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

 #75
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

 #76
20060239165
2006-10-26

Data reproducing apparatus including subsignal generated from ID information

 #77
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

 #78
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

 #79
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

 #80
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

 #81
20060209664
2006-09-21

Information recording medium

 #82
20060203698
2006-09-14

Information recording medium

 #83
20060190741
2006-08-24

Information carrier comprising access information

 #84
20060168662
2006-07-27

Method and apparatus for ciphering playback mode information for recording on record medium

 #85
20060164944
2006-07-27

Recording medium with copy protection information formed in intermittent or alternate wobbled pits and apparatus and methods for forming, recording, and reproducing the recording medium

 #86
20060156038
2006-07-13

Recording medium with copy protection indicating information and apparatus and methods for forming, recording, reproducing and restricting reproduction of the recording medium

 #87
20060143480
2006-06-29

Method of managing copy protection information of a recording medium, recording medium with copy protection information for contents recorded thereon, and reproducing method for the recording medium

 #88
20060120254
2006-06-08

Information recording medium

 #89
20060114773
2006-06-01

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

 #90
20060112284
2006-05-25

Copyright management method, information recording/reproducing method and device, and information recording medium and method of manufacturing the medium

 #91
20060109777
2006-05-25

Information recording medium

 #92
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

 #93
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

 #94
20060077843
2006-04-13

Recording medium for storing write protection information and write protection method thereof

 #95
20060064601
2006-03-23

Information carrier comprising access information and dummy information

 #96
20050259816
2005-11-24

Method and apparatus for restriction use of storage medium using user key

 #97
20050238324
2005-10-27

Recording medium and production method, playback method, and playback device thereof

 #98
20050237911
2005-10-27

Information recording medium

 #99
20050232128
2005-10-20

Information recording medium

 #100
20050209971
2005-09-22

Method of managing copy protection information of a recording medium, recording medium with copy protection information for contents recorded thereon, and reproducing method for the recording medium

 #101
20050209968
2005-09-22

Method and apparatus for transmitting and receiving a decoding key encoded with specific information to decode encrypted information of a record medium

 #102
20050198529
2005-09-08

Information processing apparatus, authentication processing method, and computer program

 #103
20050192903
2005-09-01

Method and apparatus for transmitting and receiving a decoding key encoded with specific information to decode encrypted information of a record medium

 #104
20050185547
2005-08-25

Optical disk, optical disk recording and reproducing apparatus, method for recording, reproducing and deleting data on optical disk, and information processing system

 #105
20050177259
2005-08-11

Method and apparatus for transmitting and receiving a decoding key encoded with specific information to decode encrypted information of a record medium

 #106
20050177258
2005-08-11

Method and apparatus for transmitting and receiving a decoding key encoded with specific information to decode encrypted information of a record medium

 #107
20050169134
2005-08-04

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

 #108
20050165702
2005-07-28

Method and apparatus for transmitting and receiving a decoding key encoded with specific information to decode encrypted information of a record medium

 #109
20050165701
2005-07-28

Method and apparatus for transmitting and receiving a decoding key encoded with specific information to decode encrypted information of a record medium

 #110
20050163002
2005-07-28

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

 #111
20050144470
2005-06-30

Method and apparatus for processing information, information storage medium, and computer program

 #112
20050117506
2005-06-02

Recording medium for storing write protection information and write protection method thereof

 #113
20050117485
2005-06-02

Recording medium for storing write protection information and write protection method thereof

 #114
20050111325
2005-05-26

Recording medium for storing write protection information and write protection method thereof

 #115
20050111324
2005-05-26

Recording medium for storing write protection information and write protection method thereof

 #116
20050099928
2005-05-12

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

 #117
20050076225
2005-04-07

Method and apparatus for verifying the intergrity of system data

 #118
20050060570
2005-03-17

Data recorder, data player, playing program, and recording program

 #119
20050018854
2005-01-27

Content playback apparatus, content playback method, and program