DE60106802D1 - Urheberrechtsschutzsystem, Verschlüsselungsvorrichtung, Entschlüsselungsvorrichtung und Aufzeichnungsmedium - Google Patents

Urheberrechtsschutzsystem, Verschlüsselungsvorrichtung, Entschlüsselungsvorrichtung und Aufzeichnungsmedium

Info

Publication number: DE60106802D1
Authority: DE; Germany
Prior art keywords: recording medium; protection system; copyright protection; decryption; encryption device
Prior art date: 2000-04-06
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired - Lifetime

Application number

DE60106802T

Other languages

English (en)

Other versions

DE60106802T2 (de

Inventor

Osamu Shibata

Tsutomu Sekibe

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Panasonic Corp

Original Assignee

Matsushita Electric Industrial Co Ltd

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

2000-04-06

Filing date

2001-04-05

Publication date

2004-12-09

2001-04-05 Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd

2004-12-09 Publication of DE60106802D1 publication Critical patent/DE60106802D1/de

2005-03-10 Application granted granted Critical

2005-03-10 Publication of DE60106802T2 publication Critical patent/DE60106802T2/de

2021-04-06 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Classifications

- G—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
- G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
- G11B20/0021—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
- G—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
- G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy

Landscapes

Engineering & Computer Science (AREA)
Computer Security & Cryptography (AREA)
Signal Processing (AREA)
Storage Device Security (AREA)

DE60106802T 2000-04-06 2001-04-05 Urheberrechtsschutzsystem, Verschlüsselungsvorrichtung, Entschlüsselungsvorrichtung und Aufzeichnungsmedium Expired - Lifetime DE60106802T2 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP2000105525		2000-04-06
JP2000105525		2000-04-06

Publications (2)

Publication Number	Publication Date
DE60106802D1 true DE60106802D1 (de)	2004-12-09
DE60106802T2 DE60106802T2 (de)	2005-03-10

Family

ID=18618852

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE60106802T Expired - Lifetime DE60106802T2 (de)	2000-04-06	2001-04-05	Urheberrechtsschutzsystem, Verschlüsselungsvorrichtung, Entschlüsselungsvorrichtung und Aufzeichnungsmedium

Country Status (3)

Country	Link
US (1)	US7617402B2 (de)
EP (1)	EP1143656B1 (de)
DE (1)	DE60106802T2 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP1437856B1 (de) *	2001-10-19	2011-01-19	Pioneer Corporation	Steuersystem und Verfahren für elektronische Einrichtungen, und Steuervorrichtung
US6952479B2 (en) *	2001-11-27	2005-10-04	Macrovision Europe Limited	Dynamic copy protection of optical media
US7174017B2 (en) *	2002-03-04	2007-02-06	Lenovo Singapore Pte, Ltd	Decryption system for encrypted audio
JP2003333030A (ja) *	2002-05-16	2003-11-21	Nec Corp	タイムシフト出力方法及びタイムシフト出力装置
JP4881538B2 (ja)	2003-06-10	2012-02-22	株式会社日立製作所	コンテンツ送信装置およびコンテンツ送信方法
JP4608886B2 (ja) *	2004-01-16	2011-01-12	株式会社日立製作所	コンテンツ送信装置および方法
JP4982031B2 (ja)	2004-01-16	2012-07-25	株式会社日立製作所	コンテンツ送信装置、コンテンツ受信装置およびコンテンツ送信方法、コンテンツ受信方法
US20050177714A1 (en) *	2004-02-10	2005-08-11	Samsung Electronics Co., Ltd.	Authentication method of data processing apparatus with recording device and apparatus for the same
JP4645049B2 (ja) *	2004-03-19	2011-03-09	株式会社日立製作所	コンテンツ送信装置およびコンテンツ送信方法
JP4725070B2 (ja) *	2004-10-13	2011-07-13	パナソニック株式会社	正規コンテンツ確認方法、コンテンツ送受信システム、送信機、および受信機
KR20060107282A (ko) *	2005-04-07	2006-10-13	엘지전자 주식회사	데이터 재생방법, 데이터 기록재생 플레이어 및 데이터전송방법
JP2008113172A (ja) *	2006-10-30	2008-05-15	Hitachi Ltd	コンテンツ送信装置、コンテンツ受信装置及びコンテンツ暗号化方法
US7827408B1 (en) *	2007-07-10	2010-11-02	The United States Of America As Represented By The Director Of The National Security Agency	Device for and method of authenticated cryptography
GB0713988D0 (en) *	2007-07-18	2007-08-29	Iti Scotland Ltd	Licence enforcement
US8406424B2 (en) *	2007-10-25	2013-03-26	Yahoo! Inc.	Visual universal decryption apparatus and methods
JP4666240B2 (ja) *	2008-07-14	2011-04-06	ソニー株式会社	情報処理装置、情報処理方法、プログラム、および情報処理システム
JP2010220019A (ja) *	2009-03-18	2010-09-30	Panasonic Corp	鍵管理方法および鍵管理装置
CN102422301A (zh) *	2010-03-11	2012-04-18	松下电器产业株式会社	记录系统、再现系统、密钥分发服务器、记录装置、记录介质装置、再现装置、记录方法及再现方法
US10395231B2 (en) *	2016-06-27	2019-08-27	Altria Client Services Llc	Methods, systems, apparatuses, and non-transitory computer readable media for validating encoded information
US10230700B2 (en) *	2016-08-09	2019-03-12	Lenovo (Singapore) Pte. Ltd.	Transaction based message security

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CH603014A5 (de) *	1975-02-05	1978-08-15	Europ Handelsges Anst
JPH07131449A (ja)	1993-11-04	1995-05-19	Nippon Telegr & Teleph Corp <Ntt>	ディジタル情報通信システム
CN1160955C (zh) *	1995-10-09	2004-08-04	松下电器产业株式会社	数据发送装置及数据发送方法
DE69834218T2 (de) *	1997-05-13	2007-01-04	Kabushiki Kaisha Toshiba, Kawasaki	Informationsaufzeichnungs- und -wiedergabegerät sowie Informationsverteilungssystem
US6118873A (en) *	1998-04-24	2000-09-12	International Business Machines Corporation	System for encrypting broadcast programs in the presence of compromised receiver devices
US6438235B2 (en) *	1998-08-05	2002-08-20	Hewlett-Packard Company	Media content protection utilizing public key cryptography
US6859535B1 (en) *	1998-10-16	2005-02-22	Matsushita Electric Industrial Co., Ltd.	Digital content protection system
MY123388A (en) *	1999-03-15	2006-05-31	Sony Corp	Processing method and apparatus for encrypted data transfer
JP2000341263A (ja) *	1999-05-27	2000-12-08	Sony Corp	情報処理装置及び方法

2001
- 2001-04-05 EP EP01108600A patent/EP1143656B1/de not_active Expired - Lifetime
- 2001-04-05 DE DE60106802T patent/DE60106802T2/de not_active Expired - Lifetime
- 2001-04-06 US US09/828,559 patent/US7617402B2/en not_active Expired - Fee Related

Also Published As

Publication number	Publication date
EP1143656A3 (de)	2003-03-05
EP1143656B1 (de)	2004-11-03
US20040076294A1 (en)	2004-04-22
US7617402B2 (en)	2009-11-10
DE60106802T2 (de)	2005-03-10
EP1143656A2 (de)	2001-10-10

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Legal Events

Date	Code	Title	Description
2005-12-01	8364	No opposition during term of opposition
2009-05-07	8327	Change in the person/name/address of the patent owner	Owner name: PANASONIC CORP., KADOMA, OSAKA, JP