JP2005530293A - 安全な格納のためのシステム - Google Patents
安全な格納のためのシステム Download PDFInfo
- Publication number
- JP2005530293A JP2005530293A JP2004514073A JP2004514073A JP2005530293A JP 2005530293 A JP2005530293 A JP 2005530293A JP 2004514073 A JP2004514073 A JP 2004514073A JP 2004514073 A JP2004514073 A JP 2004514073A JP 2005530293 A JP2005530293 A JP 2005530293A
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- Japan
- Prior art keywords
- storage medium
- control logic
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- logic data
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- Prior art date
- 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.)
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Classifications
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- 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
- G11B20/10—Digital recording or reproducing
-
- 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
-
- 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
- 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
- G11B20/00246—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 obtained from a local device, e.g. device key initially stored by the player or by the recorder
-
- 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
- G11B20/00275—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 on a chip attached to 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
- G11B20/00405—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 by varying characteristics of the recording track, e.g. by altering the track pitch or by modulating the wobble track
-
- 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
- G11B20/00572—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which change the format of the recording medium
- G11B20/00586—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which change the format of the recording medium said format change concerning the physical format of the recording medium
- G11B20/00601—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which change the format of the recording medium said format change concerning the physical format of the recording medium wherein properties of tracks are altered, e.g., by changing the wobble pattern or the track pitch, or by adding interruptions or eccentricity
-
- 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
- G11B20/00731—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a digital rights management system for enforcing a usage restriction
- G11B20/00746—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a digital rights management system for enforcing a usage restriction wherein the usage restriction can be expressed as a specific number
-
- 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
- G11B20/00731—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a digital rights management system for enforcing a usage restriction
- G11B20/00746—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a digital rights management system for enforcing a usage restriction wherein the usage restriction can be expressed as a specific number
- G11B20/00797—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a digital rights management system for enforcing a usage restriction wherein the usage restriction can be expressed as a specific number wherein the usage restriction limits the number of times a content can be reproduced, e.g. using playback counters
-
- 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
- G11B20/00876—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy wherein physical copy protection means are attached to the medium, e.g. holograms, sensors, or additional semiconductor circuitry
-
- 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
- G11B20/00884—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a watermark, i.e. a barely perceptible transformation of the original data which can nevertheless be recognised by an algorithm
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Storage Device Security (AREA)
Abstract
Description
Claims (10)
- 記憶媒体からコンテンツデータと前記記憶媒体に一意的にリンク付けされた制御論理データとを読み出す読み出し手段と、
前記読み出し手段に結合され、前記コンテンツデータの処理及び前記処理されたコンテンツデータの出力への供給を行う処理手段と、
前記読み出し手段に結合され、前記制御論理データの実行及び実行される前記制御論理データに従って前記処理手段の制御を行う制御手段と、
を有することを特徴とするシステム。 - 請求項1記載のシステムであって、
前記読み出し手段は、前記制御論理データへのアクセスに必要なパラメータを表す変調パターンを示す前記記憶媒体の物理的パラメータの変化を読み出すよう構成されることを特徴とするシステム。 - 請求項2記載のシステムであって、
前記制御論理データは、前記記憶媒体に格納及び暗号化され、
前記必要なパラメータは、前記暗号化された制御論理データの解読に必要な解読鍵を有する、
ことを特徴とするシステム。 - 請求項2記載のシステムであって、
前記必要なパラメータは、前記制御論理データに対する認証データを有し、
前記制御手段は、前記制御論理データの実行前に、前記認証データを利用して前記制御論理データの真正性を検証するよう構成される、
ことを特徴とするシステム。 - 請求項1記載のシステムであって、
前記記憶媒体は、前記制御論理データへのアクセスに必要なパラメータを有する集積回路を有し、
前記読み出し手段は、前記集積回路から前記必要なパラメータを読み出すよう構成される、
ことを特徴とするシステム。 - 請求項5記載のシステムであって、
前記読み出し手段はさらに、前記集積回路に追加的パラメータの値を格納するよう構成されることを特徴とするシステム。 - コンテンツデータと制御論理データとを有する記憶媒体であって、
前記制御論理データは、該記憶媒体に一意的にリンク付けされることを特徴とする記憶媒体。 - 請求項7記載の記憶媒体であって、さらに、
前記制御論理データへのアクセスに必要なパラメータを有する集積回路を有することを特徴とする記憶媒体。 - 請求項7記載の記憶媒体であって、
前記制御論理データへのアクセスに必要なパラメータを表す変調パターンを示す該記憶媒体の物理的パラメータの変化を示すことを特徴とする記憶媒体。 - 請求項7記載の記憶媒体であって、さらに、
光記憶媒体を有することを特徴とする記憶媒体。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP02077406 | 2002-06-18 | ||
PCT/IB2003/002574 WO2003107342A2 (en) | 2002-06-18 | 2003-06-11 | Flexible host system for storage media |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2005530293A true JP2005530293A (ja) | 2005-10-06 |
JP2005530293A5 JP2005530293A5 (ja) | 2007-11-08 |
JP4294583B2 JP4294583B2 (ja) | 2009-07-15 |
Family
ID=29724507
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004514073A Expired - Fee Related JP4294583B2 (ja) | 2002-06-18 | 2003-06-11 | 安全な格納のためのシステム |
Country Status (7)
Country | Link |
---|---|
US (1) | US20050251481A1 (ja) |
EP (1) | EP1518238A2 (ja) |
JP (1) | JP4294583B2 (ja) |
KR (1) | KR100960290B1 (ja) |
CN (2) | CN1662980B (ja) |
AU (1) | AU2003241117A1 (ja) |
WO (1) | WO2003107342A2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010525438A (ja) * | 2007-04-19 | 2010-07-22 | トムソン ライセンシング | メディアパッケージ、メディアパッケージを有するシステム及びプログラムコードを実行する方法 |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20040042923A (ko) * | 2002-11-14 | 2004-05-22 | 엘지전자 주식회사 | 휴대용 컴퓨터에서의 보조 디바이스 구동 제어방법 |
WO2006026866A1 (en) * | 2004-09-08 | 2006-03-16 | Arie Ross | A compact disk comprising a microprocessor for storing data and a method for securely storing and retrieving the data |
US8752198B2 (en) * | 2005-05-26 | 2014-06-10 | Hewlett-Packard Development Company, L.P. | Virtual write protection system |
CN101208748B (zh) | 2005-06-27 | 2012-07-04 | 松下电器产业株式会社 | 再现装置、消息取得方法及再现装置的集成电路 |
KR101396364B1 (ko) * | 2007-01-24 | 2014-05-19 | 삼성전자주식회사 | 컨텐츠를 저장한 정보저장매체, 재생 방법 및 장치 |
US20090106156A1 (en) * | 2007-10-23 | 2009-04-23 | Alcatel Lucent | Network-based DRM enforcement |
US20120079270A1 (en) * | 2010-09-29 | 2012-03-29 | Navin Patel | Hardware-Assisted Content Protection for Graphics Processor |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69230168T2 (de) * | 1991-12-02 | 2000-04-20 | Koninkl Philips Electronics Nv | Geschlossenes Informationssystem mit Kopierschutz |
US5745568A (en) * | 1995-09-15 | 1998-04-28 | Dell Usa, L.P. | Method of securing CD-ROM data for retrieval by one machine |
DE69711755T2 (de) * | 1996-05-02 | 2002-11-14 | Texas Instruments Inc | Verbesserungen in Bezug auf Sicherheitssysteme |
CN1198828A (zh) * | 1996-06-27 | 1998-11-11 | 菲利浦电子有限公司 | 包含辅助信息的信息载体,读出装置,以及制造这种信息载体的方法 |
DE69807807T2 (de) * | 1997-01-27 | 2003-05-28 | Koninkl Philips Electronics Nv | Verfahren und vorrichtung zur übertragung von inhaltsinformation und darauf bezogener zusatzinformation |
US6185703B1 (en) * | 1997-10-10 | 2001-02-06 | Intel Corporation | Method and apparatus for direct access test of embedded memory |
JP3464178B2 (ja) * | 1998-09-25 | 2003-11-05 | 株式会社ソニー・コンピュータエンタテインメント | 情報認証方法、ディスク再生装置及びエンタテインメント装置 |
HU225000B1 (en) * | 1998-10-05 | 2006-05-29 | Koninkl Philips Electronics Nv | Copy protection of recorded information, as well as player, recorder and method of recording information |
US6070154A (en) * | 1998-11-27 | 2000-05-30 | Activepoint Ltd. | Internet credit card security |
WO2001015380A1 (fr) * | 1999-08-20 | 2001-03-01 | Sony Corporation | Systeme et procede d'emission d'informations, lecteur et procede d'acces, support d'enregistrement d'informations, et dispositif et procede de production de supports d'enregistrement |
JP2003536126A (ja) | 1999-12-21 | 2003-12-02 | ロックストリーム・コーポレイション | デジタルコンテンツセキュリティ |
US20020141582A1 (en) * | 2001-03-28 | 2002-10-03 | Kocher Paul C. | Content security layer providing long-term renewable security |
US7328455B2 (en) * | 2001-06-28 | 2008-02-05 | Intel Corporation | Apparatus and method for enabling secure content decryption within a set-top box |
KR101039057B1 (ko) * | 2003-01-24 | 2011-06-03 | 인트린직 아이디 비브이 | 신뢰할 수 있는 저장매체 액세스 제어 방법 및 장치 |
EP1642206B1 (en) * | 2003-07-07 | 2017-12-20 | Irdeto B.V. | Reprogrammable security for controlling piracy and enabling interactive content |
US20050078822A1 (en) * | 2003-10-08 | 2005-04-14 | Eyal Shavit | Secure access and copy protection management system |
-
2003
- 2003-06-11 AU AU2003241117A patent/AU2003241117A1/en not_active Abandoned
- 2003-06-11 KR KR1020047020558A patent/KR100960290B1/ko not_active IP Right Cessation
- 2003-06-11 US US10/517,919 patent/US20050251481A1/en not_active Abandoned
- 2003-06-11 WO PCT/IB2003/002574 patent/WO2003107342A2/en active Application Filing
- 2003-06-11 CN CN038138999A patent/CN1662980B/zh not_active Expired - Fee Related
- 2003-06-11 CN CN2007101488366A patent/CN101123105B/zh not_active Expired - Fee Related
- 2003-06-11 JP JP2004514073A patent/JP4294583B2/ja not_active Expired - Fee Related
- 2003-06-11 EP EP03730437A patent/EP1518238A2/en not_active Withdrawn
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010525438A (ja) * | 2007-04-19 | 2010-07-22 | トムソン ライセンシング | メディアパッケージ、メディアパッケージを有するシステム及びプログラムコードを実行する方法 |
Also Published As
Publication number | Publication date |
---|---|
AU2003241117A8 (en) | 2003-12-31 |
JP4294583B2 (ja) | 2009-07-15 |
CN1662980A (zh) | 2005-08-31 |
AU2003241117A1 (en) | 2003-12-31 |
KR20050016576A (ko) | 2005-02-21 |
KR100960290B1 (ko) | 2010-06-07 |
CN1662980B (zh) | 2011-07-13 |
EP1518238A2 (en) | 2005-03-30 |
US20050251481A1 (en) | 2005-11-10 |
WO2003107342A2 (en) | 2003-12-24 |
CN101123105B (zh) | 2010-11-17 |
WO2003107342A3 (en) | 2004-02-05 |
CN101123105A (zh) | 2008-02-13 |
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