TW200611247A - Information recording medium verification device, information recording medium verification method and computer program - Google Patents

Information recording medium verification device, information recording medium verification method and computer program

Info

Publication number
TW200611247A
TW200611247A TW094121306A TW94121306A TW200611247A TW 200611247 A TW200611247 A TW 200611247A TW 094121306 A TW094121306 A TW 094121306A TW 94121306 A TW94121306 A TW 94121306A TW 200611247 A TW200611247 A TW 200611247A
Authority
TW
Taiwan
Prior art keywords
data
recording medium
information recording
medium verification
mdc
Prior art date
Application number
TW094121306A
Other languages
English (en)
Chinese (zh)
Other versions
TWI305350B (https=
Inventor
Shinichi Kazami
Kazuyoshi Takahashi
Original Assignee
Sony Corp
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.)
Filing date
Publication date
Application filed by Sony Corp filed Critical Sony Corp
Publication of TW200611247A publication Critical patent/TW200611247A/zh
Application granted granted Critical
Publication of TWI305350B publication Critical patent/TWI305350B/zh

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
    • 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
    • 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
    • G11B20/00485—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
    • G11B20/10—Digital recording or reproducing
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
    • G11B20/1879—Direct read-after-write methods

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Storage Device Security (AREA)
TW094121306A 2004-06-24 2005-06-24 Information recording medium verification device, information recording medium verification method and computer program TW200611247A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004185897A JP2006011682A (ja) 2004-06-24 2004-06-24 情報記録媒体検証装置、および情報記録媒体検証方法、並びにコンピュータ・プログラム

Publications (2)

Publication Number Publication Date
TW200611247A true TW200611247A (en) 2006-04-01
TWI305350B TWI305350B (https=) 2009-01-11

Family

ID=35505545

Family Applications (1)

Application Number Title Priority Date Filing Date
TW094121306A TW200611247A (en) 2004-06-24 2005-06-24 Information recording medium verification device, information recording medium verification method and computer program

Country Status (6)

Country Link
US (1) US7793354B2 (https=)
JP (1) JP2006011682A (https=)
KR (1) KR20060048496A (https=)
CN (1) CN1725349B (https=)
AT (1) AT500500B1 (https=)
TW (1) TW200611247A (https=)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007002196A2 (en) * 2005-06-21 2007-01-04 Corestreet, Ltd. Preventing identity theft
JP2009129520A (ja) * 2007-11-26 2009-06-11 Taiyo Yuden Co Ltd 光情報記録媒体及び光情報記録媒体への情報記録方法並びに光情報記録装置
FR2935058A1 (fr) * 2008-08-13 2010-02-19 Inst Nat Rech Inf Automat Outil de verification informatique
US8522203B1 (en) * 2009-08-28 2013-08-27 Adobe Systems Incorporated Dynamic script management
CN103034564B (zh) * 2012-12-05 2016-06-15 华为技术有限公司 数据容灾演练方法、数据容灾演练装置及系统
WO2017012126A1 (en) * 2015-07-23 2017-01-26 Qualcomm Technologies International, Ltd. Fast authentication of code in a low-power system
CN105070312A (zh) * 2015-07-28 2015-11-18 苏州宏展信息科技有限公司 一种基于电子锁机构的录音笔
CN116112388A (zh) * 2023-01-08 2023-05-12 首钢京唐钢铁联合有限责任公司 一种成品钢卷重量的传输方法及装置

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03157875A (ja) * 1989-11-16 1991-07-05 Ricoh Co Ltd 情報記録再生装置
USRE39653E1 (en) * 1994-11-17 2007-05-22 Matsushita Electric Industrial Co., Ltd. Mark forming apparatus, method of forming laser mark on optical disk, reproducing apparatus, optical disk and method of producing optical disk
DE69614580T2 (de) * 1995-10-09 2002-04-11 Matsushita Electric Industrial Co., Ltd. Wiedergabegerät für optische Platten
EP0984346A1 (en) * 1998-09-02 2000-03-08 Hitachi Europe Limited Copy protection apparatus and method
JP3916804B2 (ja) * 1999-07-06 2007-05-23 パイオニア株式会社 コンテンツの記録媒体及びその再生装置
JP2001283537A (ja) * 2000-01-28 2001-10-12 Matsushita Electric Ind Co Ltd 情報記録再生装置
US6618337B2 (en) * 2000-01-28 2003-09-09 Matsushita Electric Industrial Co., Ltd. Information recording and reproduction apparatus
NZ523625A (en) * 2000-07-28 2004-07-30 Macrovision Europ Ltd Copy protection for optical discs
JP2002288887A (ja) * 2001-03-23 2002-10-04 Nippon Columbia Co Ltd 媒体検査方法、媒体検査装置、媒体検査プログラムおよび記憶媒体
US6957343B2 (en) * 2001-03-30 2005-10-18 Intel Corporation Validating keying material by using a validation area of read-only media to prevent playback of unauthorized copies of content stored on the media
US7006658B2 (en) * 2001-12-20 2006-02-28 Koninklijke Philips Electronics N.V. Varying segment sizes to increase security
JP3673234B2 (ja) * 2002-03-20 2005-07-20 株式会社東芝 暗号処理を行う情報記録再生装置と情報記録再生方法
JPWO2003088055A1 (ja) * 2002-04-02 2005-08-25 ソニー株式会社 コンテンツデータのデータ処理方法、記録装置及び再生装置
US7477577B2 (en) * 2003-07-31 2009-01-13 Lsi Corporation Closed-loop system for mastering, certification and production of compact discs

Also Published As

Publication number Publication date
CN1725349A (zh) 2006-01-25
US7793354B2 (en) 2010-09-07
US20050286379A1 (en) 2005-12-29
AT500500B1 (de) 2012-11-15
KR20060048496A (ko) 2006-05-18
JP2006011682A (ja) 2006-01-12
AT500500A2 (de) 2006-01-15
CN1725349B (zh) 2010-12-08
TWI305350B (https=) 2009-01-11

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees