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wherein contents are decrypted and re-encrypted with a different key when being copied from/to a record carrier
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CPC
G11B20/00478
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Parent Industries
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PHYSICS
G11
Information storage
G11B
INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
G11B20/00
Signal processing not specific to the method of recording or reproducing Circuits therefor
Current Industry
G11B20/00478
wherein contents are decrypted and re-encrypted with a different key when being copied from/to a record carrier
Industries
Overview
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Establishing a secure communication session with an external securi...
Patent number
11,601,409
Issue date
Mar 7, 2023
Comcast Cable Communications, LLC
James W. Fahmy
G11 - INFORMATION STORAGE
Information
Patent Grant
Electronic device capable of protecting confidential data
Patent number
11,502,832
Issue date
Nov 15, 2022
PUFsecurity Corporation
Chia-Cho Wu
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Physical digital media delivery
Patent number
RE48313
Issue date
Nov 17, 2020
Cufer Asset Ltd. L.L.C.
Kelly C. Sparks
Information
Patent Grant
Key derivation for secure communications
Patent number
10,193,873
Issue date
Jan 29, 2019
Comcast Cable Communications, LLC
James W. Fahrny
G11 - INFORMATION STORAGE
Information
Patent Grant
Video masking processing method and apparatus
Patent number
10,062,406
Issue date
Aug 28, 2018
Korea Electronics Technology Institute
Sang Hyun Park
G11 - INFORMATION STORAGE
Information
Patent Grant
Information processing device, information processing method, and p...
Patent number
9,811,670
Issue date
Nov 7, 2017
Sony Corporation
Hiroshi Kuno
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Decryption and encryption of application data
Patent number
9,489,520
Issue date
Nov 8, 2016
Hewlett-Packard Development Company, L.P.
Robert P Martin
G11 - INFORMATION STORAGE
Information
Patent Grant
Method and system for content replication control
Patent number
9,083,685
Issue date
Jul 14, 2015
SanDisk Technologies Inc.
Jason T. Lin
G11 - INFORMATION STORAGE
Information
Patent Grant
Storage device, storage system, and authentication method
Patent number
9,064,108
Issue date
Jun 23, 2015
Kabushiki Kaisha Toshiba
Koichi Nagai
G11 - INFORMATION STORAGE
Information
Patent Grant
Information processing device, information processing method, and p...
Patent number
8,938,073
Issue date
Jan 20, 2015
Sony Corporation
Hiroshi Kuno
G11 - INFORMATION STORAGE
Information
Patent Grant
Apparatus for and a method of providing content data
Patent number
8,930,718
Issue date
Jan 6, 2015
Rovi Solutions Corporation
Adrian Aylward
G11 - INFORMATION STORAGE
Information
Patent Grant
Information processing device, information processing method, and p...
Patent number
8,819,406
Issue date
Aug 26, 2014
Sony Corporation
Hiroshi Kuno
G11 - INFORMATION STORAGE
Information
Patent Grant
Content receiving terminal, content exporting and reproducing metho...
Patent number
8,819,456
Issue date
Aug 26, 2014
Panasonic Corporation
Hisashi Tsuji
G11 - INFORMATION STORAGE
Information
Patent Grant
Storage device, storage system, and authentication method
Patent number
8,782,804
Issue date
Jul 15, 2014
Kabushiki Kaisha Toshiba
Koichi Nagai
G11 - INFORMATION STORAGE
Information
Patent Grant
Physical digital media delivery
Patent number
8,767,967
Issue date
Jul 1, 2014
Drakez Tokaj RT. L.L.C.
Kelly C. Sparks
G11 - INFORMATION STORAGE
Information
Patent Grant
Information processing apparatus, information processing method, an...
Patent number
8,634,555
Issue date
Jan 21, 2014
Sony Corporation
Hiroshi Kuno
G11 - INFORMATION STORAGE
Information
Patent Grant
Data processing apparatus, data processing method, terminal unit, a...
Patent number
8,607,069
Issue date
Dec 10, 2013
Sony Corporation
Nobuyuki Kihara
G11 - INFORMATION STORAGE
Information
Patent Grant
Data management system
Patent number
8,595,502
Issue date
Nov 26, 2013
Intarsia Software LLC
Makoto Saito
G11 - INFORMATION STORAGE
Information
Patent Grant
Information processing apparatus, information recording medium, inf...
Patent number
8,549,323
Issue date
Oct 1, 2013
Sony Corporation
Kenjiro Ueda
G11 - INFORMATION STORAGE
Information
Patent Grant
Content data recording apparatus with encryption by media ID
Patent number
8,437,618
Issue date
May 7, 2013
Yamaha Corporation
Tsutomu Yanase
G11 - INFORMATION STORAGE
Information
Patent Grant
Information processing device, information processing method, and p...
Patent number
8,305,860
Issue date
Nov 6, 2012
Sony Corporation
Shinobu Hattori
G11 - INFORMATION STORAGE
Information
Patent Grant
Physical digital media delivery
Patent number
8,296,583
Issue date
Oct 23, 2012
Drakez Tokaj RT. L.L.C.
Kelly C. Sparks
G11 - INFORMATION STORAGE
Information
Patent Grant
Digital data recording apparatus, digital data recording method, an...
Patent number
8,261,056
Issue date
Sep 4, 2012
Panasonic Corporation
Kenji Tagawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Method for transmission/reception of contents usage right informati...
Patent number
8,156,339
Issue date
Apr 10, 2012
Sanyo Electric Co., LTD
Yoshihiro Hori
G11 - INFORMATION STORAGE
Information
Patent Grant
Method and apparatus for protecting digital data by double re-encry...
Patent number
8,024,810
Issue date
Sep 20, 2011
Intarsia Software LLC
Makoto Saito
G11 - INFORMATION STORAGE
Information
Patent Grant
Method and apparatus for transmitting content data and recording an...
Patent number
8,006,102
Issue date
Aug 23, 2011
Sony Corporation
Yoichiro Sako
G11 - INFORMATION STORAGE
Information
Patent Grant
Storage medium conversion method, non-transitory computer readable...
Patent number
7,890,773
Issue date
Feb 15, 2011
Kabushiki Kaisha Toshiba
Akihiro Kasahara
G11 - INFORMATION STORAGE
Information
Patent Grant
Content copying device and content copying method
Patent number
7,869,595
Issue date
Jan 11, 2011
Panasonic Corporation
Junichi Furukawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Digital data recording apparatus, digital data recording method, an...
Patent number
7,805,617
Issue date
Sep 28, 2010
Panasonic Corporation
Kenji Tagawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Controller to move contents and control method thereof
Patent number
7,774,621
Issue date
Aug 10, 2010
Hitachi, Ltd.
Harumi Morino
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
VIDEO MASKING PROCESSING METHOD AND APPARATUS
Publication number
20160155465
Publication date
Jun 2, 2016
Korea Electronics Technology Institute
Sang Hyun PARK
G11 - INFORMATION STORAGE
Information
Patent Application
STORAGE DEVICE, STORAGE SYSTEM, AND AUTHENTICATION METHOD
Publication number
20140298448
Publication date
Oct 2, 2014
KABUSHIKI KAISHA TOSHIBA
Koichi NAGAI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Decryption and Encryption of Application Data
Publication number
20140237255
Publication date
Aug 21, 2014
Robert Paul Martin
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Physical Digital Media Delivery
Publication number
20130061063
Publication date
Mar 7, 2013
Drakez Tokaj Rt. L.L.C.
Kelly C. SPARKS
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
CONTENT RECEIVING TERMINAL, CONTENT EXPORTING AND REPRODUCING METHO...
Publication number
20130039492
Publication date
Feb 14, 2013
PANASONIC CORPORATION
Hisashi TSUJI
G11 - INFORMATION STORAGE
Information
Patent Application
STORAGE DEVICE, STORAGE SYSTEM, AND AUTHENTICATION METHOD
Publication number
20120260349
Publication date
Oct 11, 2012
Kabushiki Kaisha Toshiba
Koichi NAGAI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AN...
Publication number
20120159196
Publication date
Jun 21, 2012
SONY CORPORATION
Hiroshi Kuno
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHOD AND APPARATUS FOR PROTECTING DIGITAL DATA BY DOUBLE RE-ENCRY...
Publication number
20120093319
Publication date
Apr 19, 2012
INTARSIA SOFTWARE LLC
Makoto Saito
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Key Derivation for Secure Communications
Publication number
20120084806
Publication date
Apr 5, 2012
Comcast Cable Communications, LLC
James W. Fahrny
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD, AND P...
Publication number
20120045062
Publication date
Feb 23, 2012
SONY CORPORATION
Hiroshi Kuno
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD, AND P...
Publication number
20120047360
Publication date
Feb 23, 2012
SONY CORPORATION
Hiroshi Kuno
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
RECORDING DEVICE, CONTROLLER, CONTROL METHOD OF RECORDING DEVICE
Publication number
20120020474
Publication date
Jan 26, 2012
Kabushiki Kaisha Toshiba
Yoshiyuki Kudoh
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD, AND P...
Publication number
20120008480
Publication date
Jan 12, 2012
SONY CORPORATION
Shinobu Hattori
G11 - INFORMATION STORAGE
Information
Patent Application
INFORMATION PROCESSING APPARATUS, INFORMATION RECORDING MEDIUM, INF...
Publication number
20110149708
Publication date
Jun 23, 2011
Kenjiro UEDA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Method and System for Content Replication Control
Publication number
20100310075
Publication date
Dec 9, 2010
Jason T. Lin
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
DIGITAL DATA RECORDING APPARATUS, DIGITAL DATA RECORDING METHOD, AN...
Publication number
20100313010
Publication date
Dec 9, 2010
Kenji Tagawa
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC DISK APPARATUS AND CIPHER KEY UPDATING METHOD
Publication number
20100199106
Publication date
Aug 5, 2010
Kabushiki Kaisha Toshiba
Ikuko IIDA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
CONTENT COPYING DEVICE AND CONTENT COPYING METHOD
Publication number
20090022320
Publication date
Jan 22, 2009
Matsushita Electric Industrial Co., Ltd.
Junichi Furukawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
DIGITAL SIGNAL RECORDER WITH SELECTIVE ENCRYPTION AND KEY GENERATION
Publication number
20080317436
Publication date
Dec 25, 2008
Manabu SASAMOTO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DIGITAL DATA RECORDING APPARATUS, DIGITAL DATA RECORDING METHOD, AN...
Publication number
20080276101
Publication date
Nov 6, 2008
Kenji Tagawa
G11 - INFORMATION STORAGE
Information
Patent Application
Method and apparatus for transmitting content data and recording an...
Publication number
20080263372
Publication date
Oct 23, 2008
SONY CORPORATION
Yoichiro Sako
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Apparatus for and a method of providing content data
Publication number
20080247542
Publication date
Oct 9, 2008
Macrovision Corporation
Adrian Aylward
G11 - INFORMATION STORAGE
Information
Patent Application
Electronic apparatus and firmware protection method
Publication number
20080092210
Publication date
Apr 17, 2008
Yoshikata Tobita
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Digital Content Distribution System and Method
Publication number
20070286421
Publication date
Dec 13, 2007
Robert Wilhelm Schumann
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Physical digital media delivery
Publication number
20070204349
Publication date
Aug 30, 2007
Drakez Tokaj Rt. L.L.C.
Kelly C. Sparks
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Contents recorder, contents processing method, and computer readabl...
Publication number
20070189738
Publication date
Aug 16, 2007
NEC PERSONAL PRODUCTS
Shinobu Sato
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Information processing apparatus and encrypting/decrypting method
Publication number
20070124821
Publication date
May 31, 2007
Kazuyuki Saito
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
STORAGE MEDIUM CONVERSION METHOD, PROGRAM AND DEVICE
Publication number
20070100759
Publication date
May 3, 2007
Akihiro Kasahara
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
System and method for digital content media distribution
Publication number
20070055982
Publication date
Mar 8, 2007
NetGear Inc.
Michael Spilo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method and apparatus for protecting digital data by double re-encry...
Publication number
20060288426
Publication date
Dec 21, 2006
Makoto Saito
H04 - ELECTRIC COMMUNICATION TECHNIQUE