JP4796510B2 - 無線icタグ(rfid)を用いてデジタル媒体のコピーを管理する装置 - Google Patents
無線icタグ(rfid)を用いてデジタル媒体のコピーを管理する装置 Download PDFInfo
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- JP4796510B2 JP4796510B2 JP2006554152A JP2006554152A JP4796510B2 JP 4796510 B2 JP4796510 B2 JP 4796510B2 JP 2006554152 A JP2006554152 A JP 2006554152A JP 2006554152 A JP2006554152 A JP 2006554152A JP 4796510 B2 JP4796510 B2 JP 4796510B2
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/073—Special arrangements for circuits, e.g. for protecting identification code in memory
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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
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the 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
- G11B20/00275—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
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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
- G11B20/00731—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
- G11B20/00753—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 copies that can be made, e.g. CGMS, SCMS, or CCI flags
-
- 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
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
- G11B23/0014—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture record carriers not specifically of filamentary or web form
- G11B23/0021—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture record carriers not specifically of filamentary or web form discs
- G11B23/0028—Details
- G11B23/0035—Details means incorporated in the disc, e.g. hub, to enable its guiding, loading or driving
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
- G11B23/28—Indicating or preventing prior or unauthorised use, e.g. cassettes with sealing or locking means, write-protect devices for discs
- G11B23/283—Security features, e.g. digital codes
- G11B23/284—Security features, e.g. digital codes on the record carrier
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
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- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Signal Processing (AREA)
- Computer Hardware Design (AREA)
- Theoretical Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Engineering & Computer Science (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Storage Device Security (AREA)
- Television Signal Processing For Recording (AREA)
- Management Or Editing Of Information On Record Carriers (AREA)
Description
Claims (16)
- 媒体のコピー保護を実施するためのコピー保護装置において、
上記媒体に恒久的に付された読取/書込RFIDタグと、
上記媒体の再生及びコピーを行う媒体プレーヤであって、当該媒体に保存されている相関情報を読み取り、そして、上記RFIDタグに書き込まれている当該媒体に関連する識別コード及び上記媒体から作成できるコピーの数の制約を示す値であるコピー数制約値を読み取るとともに、上記識別コードが上記相関情報と一致しているか、さらに、当該コピー数制約値が所定の条件を満たしているかを判定することによって、上記媒体のコピーが作成できるか否かを決定する媒体プレーヤと、
上記媒体のコピーが作成できるか否かをさらに決定する認証プロセッサであって、上記媒体プレーヤの外部に有り、インターネットを介して上記媒体プレーヤに接続されている認証プロセッサと、
を有し、
上記認証プロセッサは、当該認証プロセッサと上記媒体プレーヤとの間の上記インターネットを介したメッセージの送受信の経路から検出される当該媒体プレーヤの位置に基づいて、上記媒体プレーヤによる上記媒体のコピーの許可を決定することを特徴とするコピー保護装置。 - 上記媒体は、CD−ROMディスクを含むことを特徴とする請求項1記載のコピー保護装置。
- 上記媒体は、DVDディスクを含むことを特徴とする請求項1記載のコピー保護装置。
- 媒体プレーヤにおける媒体のコピー保護を実施するためのコピー保護方法において、
上記媒体に読取/書込RFIDタグを恒久的に付すステップと、
上記媒体から作成できるコピーの数の制約を示すマシンにより読取可能な値を上記RFIDタグに書き込むステップと、
上記媒体のコピーが作成されようとしていることを検出するステップと、
上記媒体から作成できるコピーの数に関連する指示情報及び上記媒体に関連する識別コードを上記RFIDタグから読み取るとともに、当該媒体に保存されている相関情報を読み取るステップと、
上記媒体プレーヤの位置を、当該媒体プレーヤに接続されている認証プロセッサと当該媒体プレーヤとの間のインターネットを介したメッセージの送受信の経路から検出するステップと、
上記認証プロセッサによって上記媒体プレーヤの位置が所定の条件を満たしていると決定され、さらに、上記媒体プレーヤによって上記指示情報が所定の条件を満たしていると決定されるともに、上記識別コードが上記相関情報と一致していると決定された場合、上記媒体のコピーの作成を防止するステップとを有し、
上記認証プロセッサは、上記媒体プレーヤの外部に有ることを特徴とするコピー保護方法。 - 上記媒体のコピーを作成するステップと、
上記読取/書込RFID内の指示情報を更新するステップとを有する請求項4記載のコピー保護方法。 - 上記媒体のコピーにコピー制約を設定するステップを更に有する請求項5記載のコピー保護方法。
- 上記コピー制約は、上記媒体のコピーの作成を防止することを含むことを特徴とする請求項6記載のコピー保護方法。
- 媒体プレーヤにおける媒体にアクセス権を設定するアクセス権設定方法において、
上記媒体に読取/書込RFIDタグを恒久的に付すステップと、
上記読取/書込RFIDタグに、アクセス権に関連し、さらに、上記媒体から作成できるコピーの数に関連する指示情報と上記媒体に関連する識別コードとを書き込むステップと、
上記媒体のコピーが作成されようとしていることを検出するステップと、
上記指示情報と上記識別コードとを上記RFIDタグからを読み取るとともに、当該媒体に保存されている相関情報を読み取るステップと、
上記媒体プレーヤの位置を、当該媒体プレーヤに接続されている認証プロセッサと当該媒体プレーヤとの間のインターネットを介したメッセージの送受信の経路から検出するステップと、
上記認証プロセッサによって上記媒体プレーヤの位置が所定の条件を満たしていると決定され、さらに、上記媒体プレーヤによって上記指示情報が所定の条件を満たしていると決定されるともに、上記識別コードが上記相関情報と一致していると決定された場合、上記媒体へのアクセス権を制御するステップとを有し、
上記認証プロセッサは、上記媒体プレーヤの外部に有ることを特徴とするアクセス権設定方法。 - 上記アクセス権は、コピー制御情報(CCI)規格に基づいていることを特徴とする請求項8記載のアクセス権設定方法。
- 上記アクセス権は、拡張コピー制御情報(ExCCI)規格に基づいていることを特徴とする請求項8記載のアクセス権設定方法。
- 上記アクセス権は、コピー世代制御システム(CGMS)に基づいていることを特徴とする請求項8記載のアクセス権設定方法。
- 上記アクセス権は、上記媒体上のコンテンツについて作成できるコピーの数に関連する制約を含むことを特徴とする請求項8記載のアクセス権設定方法。
- 媒体プレーヤにおける媒体のコピーを認証するためのコピー認証方法において、
第1のRFIDタグ値を検出するステップと、
上記媒体の相関情報を検出するステップと、
上記第1のRFIDタグ値と、検出された相関情報とを比較し、相関の有無を判定するステップと、
上記相関が認められた場合、上記媒体から作成できるコピーの数に関連する第2のRFIDタグ値を検出するステップと、
上記媒体プレーヤの位置を、当該媒体プレーヤにインターネットを介して接続されている認証プロセッサと当該媒体プレーヤとの間のインターネットを介したメッセージの送受信の経路から検出するステップと、
上記認証プロセッサによって上記媒体プレーヤの位置が所定の条件を満たしていると決定され、さらに、上記媒体プレーヤによって上記検出された第2のRFIDタグ値が所定の条件を満たしていると決定された場合、上記相関があれば上記媒体のコピーを認証するステップとを有し、
上記認証プロセッサは、上記媒体プレーヤの外部に有ることを特徴とするコピー認証方法。 - 上記相関情報は、上記媒体を識別するための識別コードを含むことを特徴とする請求項13記載のコピー認証方法。
- 上記相関情報は、デジタルウォータマークを含むことを特徴とする請求項13記載のコピー認証方法。
- 上記検出された第2のRFIDタグ値は、暗号化されていることを特徴とする請求項13記載のコピー認証方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/781,563 | 2004-02-17 | ||
US10/781,563 US7038985B2 (en) | 2004-02-17 | 2004-02-17 | System using radio frequency identification (RFID) for copy management of digital media |
PCT/US2005/004574 WO2005079359A2 (en) | 2004-02-17 | 2005-02-11 | System using radio frequency identification (rfid) for copy management of digital media |
Publications (2)
Publication Number | Publication Date |
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JP2007528061A JP2007528061A (ja) | 2007-10-04 |
JP4796510B2 true JP4796510B2 (ja) | 2011-10-19 |
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Application Number | Title | Priority Date | Filing Date |
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JP2006554152A Expired - Fee Related JP4796510B2 (ja) | 2004-02-17 | 2005-02-11 | 無線icタグ(rfid)を用いてデジタル媒体のコピーを管理する装置 |
Country Status (7)
Country | Link |
---|---|
US (2) | US7038985B2 (ja) |
EP (1) | EP1716661A4 (ja) |
JP (1) | JP4796510B2 (ja) |
KR (1) | KR101082267B1 (ja) |
CN (1) | CN1934818A (ja) |
CA (1) | CA2553364A1 (ja) |
WO (1) | WO2005079359A2 (ja) |
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EP1716661A2 (en) | 2006-11-02 |
US7038985B2 (en) | 2006-05-02 |
KR20070012345A (ko) | 2007-01-25 |
JP2007528061A (ja) | 2007-10-04 |
KR101082267B1 (ko) | 2011-11-09 |
WO2005079359A2 (en) | 2005-09-01 |
WO2005079359A3 (en) | 2005-10-27 |
US20050180566A1 (en) | 2005-08-18 |
CA2553364A1 (en) | 2005-09-01 |
CN1934818A (zh) | 2007-03-21 |
WO2005079359A9 (en) | 2006-08-31 |
US20060174353A1 (en) | 2006-08-03 |
US7292512B2 (en) | 2007-11-06 |
EP1716661A4 (en) | 2011-11-16 |
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