JP2005532650A - 記録担体上の集積回路のデータ保持 - Google Patents
記録担体上の集積回路のデータ保持 Download PDFInfo
- Publication number
- JP2005532650A JP2005532650A JP2004519084A JP2004519084A JP2005532650A JP 2005532650 A JP2005532650 A JP 2005532650A JP 2004519084 A JP2004519084 A JP 2004519084A JP 2004519084 A JP2004519084 A JP 2004519084A JP 2005532650 A JP2005532650 A JP 2005532650A
- Authority
- JP
- Japan
- Prior art keywords
- record carrier
- additional information
- key
- integrated circuit
- information
- 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.)
- Granted
Links
- 230000014759 maintenance of location Effects 0.000 title claims abstract description 17
- 230000015654 memory Effects 0.000 claims abstract description 56
- 238000003860 storage Methods 0.000 claims abstract description 43
- 238000000034 method Methods 0.000 claims description 26
- 238000011084 recovery Methods 0.000 claims description 13
- 230000015556 catabolic process Effects 0.000 description 15
- 238000006731 degradation reaction Methods 0.000 description 14
- 230000008901 benefit Effects 0.000 description 6
- 230000003287 optical effect Effects 0.000 description 6
- 238000007667 floating Methods 0.000 description 5
- 239000000969 carrier Substances 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000012937 correction Methods 0.000 description 2
- 229910052814 silicon oxide Inorganic materials 0.000 description 2
- FVFVNNKYKYZTJU-UHFFFAOYSA-N 6-chloro-1,3,5-triazine-2,4-diamine Chemical compound NC1=NC(N)=NC(Cl)=N1 FVFVNNKYKYZTJU-UHFFFAOYSA-N 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- 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
- G11B23/0042—Details means incorporated in the disc, e.g. hub, to enable its guiding, loading or driving with provision for auxiliary features
-
- 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
- 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
- G06K19/04—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the shape
- G06K19/041—Constructional details
- G06K19/042—Constructional details the record carrier having a form factor of a credit card and including a small sized disc, e.g. a CD or DVD
- G06K19/045—Constructional details the record carrier having a form factor of a credit card and including a small sized disc, e.g. a CD or DVD the record carrier being of the non-contact type, e.g. RFID, and being specially adapted for attachment to a disc, e.g. a CD or DVD
-
- 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
- G06K19/0723—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 the record carrier comprising an arrangement for non-contact communication, e.g. wireless communication circuits on transponder cards, non-contact smart cards or RFIDs
-
- 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
-
- 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
- G11B20/00224—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 remote server
-
- 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
- G11B20/00485—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
- G11B20/00514—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 wherein the entire content is encrypted with the same key, e.g. disc key or master key
-
- 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
- G11B20/0084—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 time or date
-
- 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
- G11B20/0092—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which are linked to media defects or read/write errors
- G11B20/00927—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which are linked to media defects or read/write errors wherein said defects or errors are generated on purpose, e.g. intended scratches
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Networks & Wireless Communication (AREA)
- Storage Device Security (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
- Optical Recording Or Reproduction (AREA)
- Digital Magnetic Recording (AREA)
Abstract
Description
Claims (16)
- 情報を保存するための情報エリアと、付加的な情報を保存するための保存ユニットを有する集積回路とを有する記録担体であって、前記集積回路は更に復活鍵を有する1度プログラム可能なメモリを有し、前記1度プログラム可能なメモリは前記保存ユニットよりもかなり長いデータ保持時間を持つ記録担体。
- 前記1度プログラム可能なメモリは更に、前記情報エリアに保存された又は保存されるべき情報の有効期限に関する情報を有する、請求項1に記載の記録担体。
- 前記記録担体は更にディスク鍵を有する、請求項1又は2に記載の記録担体。
- 前記復活鍵は前記ディスク鍵を用いて暗号化される、請求項3に記載の記録担体。
- 前記有効期限は前記ディスク鍵を用いて暗号化される、請求項3に記載の記録担体。
- 前記ディスク鍵は、前記集積回路の識別子から導出される一意なディスク鍵である、請求項3又は4に記載の記録担体。
- 前記1度プログラム可能なメモリは更に前記識別子を有する、請求項6に記載の記録担体。
- 前記1度プログラム可能なメモリはヒューズロジックで実現される、請求項1乃至7のいずれか一項に記載の記録担体。
- 前記保存ユニットは、約10年のデータ保持時間を持つEEPROMである、請求項1乃至8のいずれか一項に記載の記録担体。
- 前記集積回路は非接触で読み取り可能な、請求項1乃至9のいずれか一項に記載の記録担体。
- 請求項1乃至10のいずれか一項に記載の記録担体の前記集積回路に存在する前記保存ユニットに保存された前記付加的な情報を復元する方法であって、
前記保存ユニットに保存された前記付加的な情報を読み出すステップと、
前記付加的な情報の完全性をチェックするステップと、
を有し、前記付加的な情報の完全性が不十分である場合には、
前記1度プログラム可能なメモリに保存された前記復活鍵を読み出し、前記復活鍵を利用することにより前記付加的な情報を復元するステップと、
を有する方法。 - 前記付加的な情報の完全性が不十分である場合、前記方法は前記付加的な情報が自然に劣化したか否かをチェックするステップを有し、前記1度プログラム可能なメモリに保存された前記復活鍵を読み出し、前記復活鍵を利用することにより前記付加的な情報を復元するステップは、前記付加的な情報が自然に劣化した場合にのみ実行される、請求項11に記載の方法。
- 前記復活鍵を利用することにより前記付加的な情報を復元するステップは、コンテンツプロバイダのような信頼された第三者によって、又はセキュア認証チャネルを介してインターネット上で実行される、請求項11又は12に記載の方法。
- 前記有効期限は、前記付加的な情報が自然に劣化したか否かをチェックするステップにおいて利用される、請求項11乃至13のいずれか一項に記載の方法。
- 請求項11乃至14のいずれか一項に記載の方法を実行するための装置であって、
前記保存ユニットに保存された前記付加的な情報を読み出す手段と、
前記付加的な情報の完全性をチェックする手段と、
前記付加的な情報の完全性が不十分である場合に、前記1度プログラム可能なメモリに保存された前記復活鍵を読み出し、前記復活鍵を利用することにより前記付加的な情報を復元する手段と、
を有するセキュリティモジュールを有する装置。 - 請求項1乃至10のいずれか一項に記載の記録担体における利用のための集積回路であって、付加的な情報を保存するための保存ユニットと、復活鍵を有する1度プログラム可能なメモリとを有する集積回路。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP02078328 | 2002-07-08 | ||
PCT/IB2003/002834 WO2004006248A1 (en) | 2002-07-08 | 2003-06-13 | Data retention of integrated circuit on record carrier |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005532650A true JP2005532650A (ja) | 2005-10-27 |
JP4164492B2 JP4164492B2 (ja) | 2008-10-15 |
Family
ID=30011221
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004519084A Expired - Fee Related JP4164492B2 (ja) | 2002-07-08 | 2003-06-13 | 記録担体上の集積回路のデータ保持 |
Country Status (10)
Country | Link |
---|---|
US (1) | US20050249105A1 (ja) |
EP (1) | EP1522071B1 (ja) |
JP (1) | JP4164492B2 (ja) |
KR (1) | KR20050021435A (ja) |
CN (1) | CN100385549C (ja) |
AT (1) | ATE393452T1 (ja) |
AU (1) | AU2003281388A1 (ja) |
DE (1) | DE60320557T2 (ja) |
TW (1) | TW200405161A (ja) |
WO (1) | WO2004006248A1 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102004040462A1 (de) * | 2004-08-20 | 2006-02-23 | Giesecke & Devrient Gmbh | Durch Authentisierung gesicherter Zugriff auf einen Datenträger mit Massenspeicher und Chip |
GB0427119D0 (en) * | 2004-12-10 | 2005-01-12 | Thorn Garry | Secure data storage |
US8395323B2 (en) * | 2007-05-15 | 2013-03-12 | Koninklijke Philips Electronics N.V. | Reliable lighting system |
EP2405432A4 (en) * | 2009-03-05 | 2012-08-01 | Panasonic Corp | INFORMATION RECORDING MEDIUM, SERVER EQUIPMENT USING THE SAME, AND METHOD FOR MANAGING THE USE OF THE INFORMATION RECORDING MEDIUM |
TWI546692B (zh) | 2011-10-27 | 2016-08-21 | 電子戰協會公司 | 包括與已知電路板資訊有關之電路測試及驗證等特徵的裝置鑑別之系統及方法 |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4263664A (en) * | 1979-08-31 | 1981-04-21 | Xicor, Inc. | Nonvolatile static random access memory system |
FR2600183B1 (fr) * | 1986-06-13 | 1990-10-12 | Eurotechnique Sa | Circuit integre pour la memorisation et le traitement d'informations de maniere confidentielle comportant un dispositif anti-fraude |
US5018197A (en) * | 1990-07-30 | 1991-05-21 | Zenith Electronics Corporation | Secure video decoder system |
JPH04124788A (ja) * | 1990-09-15 | 1992-04-24 | Fujitsu Ltd | 表示部付携帯用媒体の信頼性確認方式 |
JPH04165583A (ja) * | 1990-10-30 | 1992-06-11 | Yamatake Honeywell Co Ltd | 非接触idタグ |
US5473584A (en) * | 1992-01-29 | 1995-12-05 | Matsushita Electric Industrial Co., Ltd. | Recording and reproducing apparatus |
US5499017A (en) * | 1992-12-02 | 1996-03-12 | Avid | Multi-memory electronic identification tag |
FR2728981A1 (fr) * | 1994-12-28 | 1996-07-05 | Gemplus Card Int | Procede pour la mise en oeuvre d'un protocole de communication a cle privee entre deux dispositifs de traitement |
JP3866376B2 (ja) * | 1996-05-02 | 2007-01-10 | テキサス インスツルメンツ インコーポレイテツド | 著作権付き資料のみをディジタルメディアシステム内で再生及び使用可能とする方法 |
US5652838A (en) * | 1996-05-20 | 1997-07-29 | Lovett; Donna M. | Smart disc cd-rom |
US5862299A (en) * | 1996-06-19 | 1999-01-19 | Sony Corporation | Conditional access system for local storage device |
US5915018A (en) * | 1996-11-05 | 1999-06-22 | Intel Corporation | Key management system for DVD copyright management |
US6198875B1 (en) * | 1996-12-20 | 2001-03-06 | Texas Instruments Incorporated | Tiris based bios for protection of “copyrighted” program material |
US5862117A (en) * | 1997-03-12 | 1999-01-19 | Em Microelectronic-Marin Sa | Device, in particular a compact disc, comprising a data storage medium and an integrated circuit |
US6902111B2 (en) * | 1998-11-12 | 2005-06-07 | Wenyu Han | Method and apparatus for impeding the counterfeiting of discs |
EP1058254B1 (en) * | 1999-04-28 | 2004-07-07 | Matsushita Electric Industrial Co., Ltd. | Optical disk, optical disk recording and reproducing apparatus, and method for recording and reproducing |
AU2001295496A1 (en) * | 2000-08-24 | 2002-03-04 | Koninklijke Philips Electronics N.V. | Copy protection of optical discs comprising a chip |
JP4281252B2 (ja) * | 2001-01-16 | 2009-06-17 | ソニー株式会社 | 情報記録装置、情報再生装置、情報記録方法、情報再生方法、および情報記録媒体、並びにプログラム記憶媒体 |
US6886108B2 (en) * | 2001-04-30 | 2005-04-26 | Sun Microsystems, Inc. | Threshold adjustment following forced failure of storage device |
EP1430641A2 (en) * | 2001-09-27 | 2004-06-23 | Matsushita Electric Industrial Co., Ltd. | An encryption device, a decrypting device, a secret key generation device,a copyright protection system and a cipher communication device |
CN100483553C (zh) * | 2002-12-12 | 2009-04-29 | Nxp股份有限公司 | 一次可编程存储器件 |
-
2003
- 2003-06-13 AT AT03740901T patent/ATE393452T1/de not_active IP Right Cessation
- 2003-06-13 KR KR10-2005-7000194A patent/KR20050021435A/ko not_active Application Discontinuation
- 2003-06-13 AU AU2003281388A patent/AU2003281388A1/en not_active Abandoned
- 2003-06-13 JP JP2004519084A patent/JP4164492B2/ja not_active Expired - Fee Related
- 2003-06-13 US US10/520,202 patent/US20050249105A1/en not_active Abandoned
- 2003-06-13 WO PCT/IB2003/002834 patent/WO2004006248A1/en active IP Right Grant
- 2003-06-13 EP EP03740901A patent/EP1522071B1/en not_active Expired - Lifetime
- 2003-06-13 CN CNB038161648A patent/CN100385549C/zh not_active Expired - Fee Related
- 2003-06-13 DE DE60320557T patent/DE60320557T2/de not_active Expired - Fee Related
- 2003-07-04 TW TW092118362A patent/TW200405161A/zh unknown
Also Published As
Publication number | Publication date |
---|---|
TW200405161A (en) | 2004-04-01 |
EP1522071A1 (en) | 2005-04-13 |
KR20050021435A (ko) | 2005-03-07 |
WO2004006248A1 (en) | 2004-01-15 |
JP4164492B2 (ja) | 2008-10-15 |
DE60320557D1 (de) | 2008-06-05 |
US20050249105A1 (en) | 2005-11-10 |
CN1666278A (zh) | 2005-09-07 |
AU2003281388A1 (en) | 2004-01-23 |
DE60320557T2 (de) | 2008-10-23 |
ATE393452T1 (de) | 2008-05-15 |
EP1522071B1 (en) | 2008-04-23 |
CN100385549C (zh) | 2008-04-30 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US8296582B2 (en) | Method and system for providing copy-protection on a storage medium and storage medium for use in such a system | |
KR100484421B1 (ko) | 저작권보호 시스템, 기록기기 및 복호기기 | |
US6957343B2 (en) | Validating keying material by using a validation area of read-only media to prevent playback of unauthorized copies of content stored on the media | |
KR100337769B1 (ko) | 메모리 시스템 | |
KR101082267B1 (ko) | 디지털 매체의 복사 관리를 위해 rfid를 사용하는 시스템 | |
KR100527836B1 (ko) | 기록된 디지털 데이터의 보호를 위한 방법 및 장치 | |
KR101305639B1 (ko) | 복제 방지를 위한 비휘발성 저장 장치 및 그 저장 장치의 인증 방법 | |
US20060112284A1 (en) | Copyright management method, information recording/reproducing method and device, and information recording medium and method of manufacturing the medium | |
JP2004507017A (ja) | デジタル創作物の流通と使用を制御する方法および装置 | |
US20090276635A1 (en) | Controlling distribution and use of digital works | |
US9298565B1 (en) | System and method for identification of memory | |
RU2292092C2 (ru) | Способ копирования, устраняющий возможность побитного копирования цифровых данных, и считывающее устройство для его осуществления | |
TWI239479B (en) | Record carrier for storing a digital work | |
JP4164492B2 (ja) | 記録担体上の集積回路のデータ保持 | |
JP4051294B2 (ja) | 暗号キー管理システム及び生産・サービス用設備 | |
CN103098064A (zh) | 用于验证非易失性存储设备的方法及装置 | |
MXPA00011118A (en) | A method and system for providing copy-protection on a storage medium and storage medium for use in such a system |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20060612 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20080219 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20080411 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20080701 |
|
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20080728 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20110801 Year of fee payment: 3 |
|
R150 | Certificate of patent or registration of utility model |
Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
LAPS | Cancellation because of no payment of annual fees |