WO2005109208A1 - 記録媒体、コンテンツ再生装置、コンテンツ再生方法、コンピュータプログラム - Google Patents
記録媒体、コンテンツ再生装置、コンテンツ再生方法、コンピュータプログラム Download PDFInfo
- Publication number
- WO2005109208A1 WO2005109208A1 PCT/JP2005/006001 JP2005006001W WO2005109208A1 WO 2005109208 A1 WO2005109208 A1 WO 2005109208A1 JP 2005006001 W JP2005006001 W JP 2005006001W WO 2005109208 A1 WO2005109208 A1 WO 2005109208A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- information
- management information
- recorded
- area
- encrypted content
- Prior art date
Links
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
- G11B20/10—Digital recording or reproducing
- G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
- G11B20/1217—Formatting, e.g. arrangement of data block or words on the record carriers on discs
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F12/00—Accessing, addressing or allocating within memory systems or architectures
- G06F12/14—Protection against unauthorised use of memory or access to memory
-
- 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
-
- 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
- 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
- G11B20/00217—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
- G11B20/00253—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
-
- 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
- G11B20/00217—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
- G11B20/00253—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
- G11B20/00282—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 the content area, e.g. program area, data area or user area
-
- 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
- G11B20/00217—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
- G11B20/00253—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
- G11B20/00297—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
-
- 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
- G11B20/00217—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
- G11B20/00253—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
- G11B20/00297—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
- G11B20/00304—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]
-
- 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
- G11B20/00485—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 characterised by a specific kind of data which is encrypted and recorded on and/or reproduced from the record carrier
- G11B20/00492—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 characterised by a specific kind of data which is encrypted and recorded on and/or reproduced from the record carrier wherein content or user data is encrypted
-
- 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
- G11B20/00485—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 characterised by a specific kind of data which is encrypted and recorded on and/or reproduced from the record carrier
- G11B20/00557—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 characterised by a specific kind of data which is encrypted and recorded on and/or reproduced from the record carrier wherein further management data is encrypted, e.g. sector headers, TOC or the lead-in or lead-out areas
-
- 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
- G11B20/00681—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which prevent a specific kind of data access
- G11B20/00695—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which prevent a specific kind of data access said measures preventing that data are read from the recording medium
-
- 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
- G11B20/10—Digital recording or reproducing
- G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/007—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Multimedia (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Storage Device Security (AREA)
- Optical Recording Or Reproduction (AREA)
- Management Or Editing Of Information On Record Carriers (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP05727531.5A EP1739562B1 (en) | 2004-05-10 | 2005-03-23 | Recording medium, contents reproducing device and contents reproducing method |
US11/579,819 US7761707B2 (en) | 2004-05-10 | 2005-03-23 | Recording medium, content player, content player method, and computer program |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004-140432 | 2004-05-10 | ||
JP2004140432A JP4073892B2 (ja) | 2004-05-10 | 2004-05-10 | コンテンツ再生装置、コンテンツ再生方法、コンピュータプログラム |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005109208A1 true WO2005109208A1 (ja) | 2005-11-17 |
Family
ID=35320382
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2005/006001 WO2005109208A1 (ja) | 2004-05-10 | 2005-03-23 | 記録媒体、コンテンツ再生装置、コンテンツ再生方法、コンピュータプログラム |
Country Status (6)
Country | Link |
---|---|
US (1) | US7761707B2 (ja) |
EP (1) | EP1739562B1 (ja) |
JP (1) | JP4073892B2 (ja) |
KR (1) | KR100847646B1 (ja) |
CN (1) | CN100426265C (ja) |
WO (1) | WO2005109208A1 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2338634C (en) * | 1999-05-28 | 2007-06-26 | Matsushita Electric Industrial Co., Ltd. | A semiconductor memory card, playback apparatus, recording apparatus, playback method, recording method, and computer-readable recording medium |
US8407146B2 (en) * | 2005-10-28 | 2013-03-26 | Microsoft Corporation | Secure storage |
JP4347351B2 (ja) * | 2007-02-15 | 2009-10-21 | 富士通株式会社 | データ暗号化装置、データ復号化装置、データ暗号化方法、データ復号化方法およびデータ中継装置 |
KR101318985B1 (ko) * | 2011-08-25 | 2013-11-21 | 주식회사 팬택 | 클라우드 컴퓨팅에서의 콘텐츠 보안 장치 및 방법 |
CN104115157B (zh) * | 2011-12-30 | 2017-03-08 | 英特尔公司 | 跨越计算机节点的可信任应用程序迁移 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0721688A (ja) * | 1993-06-30 | 1995-01-24 | Victor Co Of Japan Ltd | 光記録媒体及びその再生装置 |
WO1997014147A1 (fr) * | 1995-10-09 | 1997-04-17 | Matsushita Electric Industrial Co., Ltd. | Support, appareil et procede d'enregistrement d'informations |
JP2002150675A (ja) * | 2000-11-06 | 2002-05-24 | Sony Corp | 記録装置及び方法、再生装置及び方法、並びに記憶媒体 |
JP2003196922A (ja) * | 2001-12-26 | 2003-07-11 | Pioneer Electronic Corp | 記録媒体、再生装置および記録装置、再生方法および記録方法、並びに、再生処理プログラムおよび記録処理プログラム |
JP2003196920A (ja) * | 2001-12-21 | 2003-07-11 | Sony Corp | 記録媒体、記録方法および装置、ならびに、再生方法 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1316490C (zh) * | 1995-10-09 | 2007-05-16 | 松下电器产业株式会社 | 内容重放装置及方法 |
US6128735A (en) * | 1997-11-25 | 2000-10-03 | Motorola, Inc. | Method and system for securely transferring a data set in a data communications system |
US7010554B2 (en) * | 2002-04-04 | 2006-03-07 | Emc Corporation | Delegation of metadata management in a storage system by leasing of free file system blocks and i-nodes from a file system owner |
US6598161B1 (en) * | 1999-08-09 | 2003-07-22 | International Business Machines Corporation | Methods, systems and computer program products for multi-level encryption |
EP1417842B1 (en) * | 2001-08-03 | 2005-11-30 | Koninklijke Philips Electronics N.V. | Protection of streaming a/v data |
CN100499772C (zh) * | 2001-10-31 | 2009-06-10 | 索尼株式会社 | 记录媒体记录方法和设备以及记录媒体再现方法和设备 |
US20030142560A1 (en) * | 2001-12-07 | 2003-07-31 | Pioneer Corporation | Data recording medium, reproduction apparatus, recording apparatus, reproducing method, recording method, computer-readable recorded medium in which reproducing program is recorded, and computer-readable recorded medium in which recording program is recorded |
US20030167408A1 (en) * | 2002-03-01 | 2003-09-04 | Fitzpatrick Gregory P. | Randomized bit dispersal of sensitive data sets |
FI115564B (fi) * | 2003-02-03 | 2005-05-31 | Nokia Corp | Menetelmä ja järjestelmä testauksen suorittamiseksi laitteessa ja laite |
KR20050118156A (ko) * | 2003-03-24 | 2005-12-15 | 마쯔시다덴기산교 가부시키가이샤 | 기록장치 및 콘텐츠 보호 시스템 |
KR100950526B1 (ko) * | 2003-04-14 | 2010-03-30 | 삼성전자주식회사 | 호환성을 고려한 결함 관리 방법, 그 디스크 드라이브 및그 디스크 |
-
2004
- 2004-05-10 JP JP2004140432A patent/JP4073892B2/ja not_active Expired - Fee Related
-
2005
- 2005-03-23 EP EP05727531.5A patent/EP1739562B1/en not_active Not-in-force
- 2005-03-23 US US11/579,819 patent/US7761707B2/en not_active Expired - Fee Related
- 2005-03-23 KR KR1020067024377A patent/KR100847646B1/ko not_active IP Right Cessation
- 2005-03-23 CN CNB2005800148953A patent/CN100426265C/zh not_active Expired - Fee Related
- 2005-03-23 WO PCT/JP2005/006001 patent/WO2005109208A1/ja active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0721688A (ja) * | 1993-06-30 | 1995-01-24 | Victor Co Of Japan Ltd | 光記録媒体及びその再生装置 |
WO1997014147A1 (fr) * | 1995-10-09 | 1997-04-17 | Matsushita Electric Industrial Co., Ltd. | Support, appareil et procede d'enregistrement d'informations |
JP2002150675A (ja) * | 2000-11-06 | 2002-05-24 | Sony Corp | 記録装置及び方法、再生装置及び方法、並びに記憶媒体 |
JP2003196920A (ja) * | 2001-12-21 | 2003-07-11 | Sony Corp | 記録媒体、記録方法および装置、ならびに、再生方法 |
JP2003196922A (ja) * | 2001-12-26 | 2003-07-11 | Pioneer Electronic Corp | 記録媒体、再生装置および記録装置、再生方法および記録方法、並びに、再生処理プログラムおよび記録処理プログラム |
Non-Patent Citations (1)
Title |
---|
DALIT NAOR; MONI NAOR; JEFF LOTSPIECH: "CRYPTO '01, Lecture Notes in Computer Science", vol. 2139, 2001, SPRINGER-VERLAG, article "Revocation and Tracing Scheme for Stateless Receivers", pages: 41 - 62 |
Also Published As
Publication number | Publication date |
---|---|
US7761707B2 (en) | 2010-07-20 |
JP4073892B2 (ja) | 2008-04-09 |
EP1739562A4 (en) | 2011-10-12 |
KR100847646B1 (ko) | 2008-07-21 |
JP2005322339A (ja) | 2005-11-17 |
EP1739562B1 (en) | 2019-03-13 |
EP1739562A1 (en) | 2007-01-03 |
US20080016342A1 (en) | 2008-01-17 |
KR20070005726A (ko) | 2007-01-10 |
CN1950808A (zh) | 2007-04-18 |
CN100426265C (zh) | 2008-10-15 |
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