JP4574587B2 - 光記録媒体の識別方法及びその装置 - Google Patents
光記録媒体の識別方法及びその装置 Download PDFInfo
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- JP4574587B2 JP4574587B2 JP2006110237A JP2006110237A JP4574587B2 JP 4574587 B2 JP4574587 B2 JP 4574587B2 JP 2006110237 A JP2006110237 A JP 2006110237A JP 2006110237 A JP2006110237 A JP 2006110237A JP 4574587 B2 JP4574587 B2 JP 4574587B2
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- Japan
- Prior art keywords
- media
- attribute data
- recording medium
- optical recording
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Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
- G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
- G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
- G11B27/32—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on separate auxiliary tracks of the same or an auxiliary record carrier
- G11B27/322—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on separate auxiliary tracks of the same or an auxiliary record carrier used signal is digitally coded
-
- 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
- G11B20/00094—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised record carriers
- G11B20/00115—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised record carriers wherein the record carrier stores a unique medium identifier
-
- 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
- G11B20/00166—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised contents recorded on or reproduced from a record carrier, e.g. music or software
- G11B20/00173—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised contents recorded on or reproduced from a record carrier, e.g. music or software wherein the origin of the content is checked, e.g. determining whether the content has originally been retrieved from a legal disc copy or another trusted source
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
- G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
- G11B27/24—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by sensing features on the record carrier other than the transducing track ; sensing signals or marks recorded by another method than the main recording
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B2220/00—Record carriers by type
- G11B2220/20—Disc-shaped record carriers
- G11B2220/21—Disc-shaped record carriers characterised in that the disc is of read-only, rewritable, or recordable type
- G11B2220/215—Recordable discs
- G11B2220/218—Write-once discs
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B2220/00—Record carriers by type
- G11B2220/20—Disc-shaped record carriers
- G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
- G11B2220/2537—Optical discs
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B2220/00—Record carriers by type
- G11B2220/20—Disc-shaped record carriers
- G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
- G11B2220/2537—Optical discs
- G11B2220/2545—CDs
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B2220/00—Record carriers by type
- G11B2220/20—Disc-shaped record carriers
- G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
- G11B2220/2537—Optical discs
- G11B2220/2562—DVDs [digital versatile discs]; Digital video discs; MMCDs; HDCDs
- G11B2220/257—DVDs belonging to the plus family, i.e. +R, +RW, +VR
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Optical Recording Or Reproduction (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
Description
2 第一の記録再生装置
3 第二の記録再生装置
4 パーソナルコンピュータ部
Claims (4)
- 基準の光記録媒体のリードイン領域、LPP(Land−pre−pit)またはADIP(Adress−in−pre−groove)からメディアID及びその他の属性データを読み込む第一ステップと、
識別対象の光記録媒体のリードイン領域、LPPまたはADIPからメディアID及びその他の属性データを読み込む第二ステップと、
前記基準の光記録媒体のメディアID及びその他の属性データと、前記識別対象の光記録媒体のメディアID及びその他の属性データとを比較して、メディアID及びその他の属性データの一致不一致を識別する第三ステップと、
比較して識別した結果を表示する第四ステップと、
を有することを特徴とする光記録媒体の識別方法。 - 前記第一のステップまたは前記第二のステップは、光記録媒体のリードイン領域、LPPまたはADIPから読み込んだメディアID及びその他の属性データをメモリに格納するステップと、前記メモリからメディアID及びその他の属性データを呼び出すステップと、を含むことを特徴とする請求項1に記載の光記録媒体の識別方法。
- 基準の光記録媒体のリードイン領域、LPP(Land−pre−pit)またはADIP(Adress−in−pre−groove)からメディアID及びその他の属性データを読み込む第一の読み込み手段と、
識別対象の光記録媒体のリードイン領域、LPPまたはADIPからメディアID及びその他の属性データを読み込む第二の読み込み手段と、
前記第一の読み込み手段から読み込んだメディアID及びその他の属性データと、前記第二の読み込み手段から読み込んだメディアID及びその他の属性データとを比較して、メディアID及びその他の属性データの一致不一致を識別する比較手段と、
前記比較手段が比較して識別した結果を表示する表示手段と、
を有することを特徴とする光記録媒体の識別装置。 - 前記第一の読み込み手段と、前記第二の読み込み手段は、共用されていることを特徴とする請求項3に記載の光記録媒体の識別装置。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006110237A JP4574587B2 (ja) | 2006-03-15 | 2006-03-15 | 光記録媒体の識別方法及びその装置 |
TW096104905A TW200809780A (en) | 2006-03-15 | 2007-02-09 | Method of distinguishing optical recording medium and apparatus of the same |
US11/724,423 US7804751B2 (en) | 2006-03-15 | 2007-03-14 | Method of distinguishing optical recording medium and apparatus of the same |
CNA2007100883122A CN101038757A (zh) | 2006-03-15 | 2007-03-15 | 光记录介质的识别方法及其装置 |
CN2010102799203A CN101950572B (zh) | 2006-03-15 | 2007-03-15 | 光记录介质的识别方法及其装置 |
HK11102957.4A HK1149110A1 (en) | 2006-03-15 | 2008-02-06 | Method of distinguishing optical recording medium and apparatus of the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006110237A JP4574587B2 (ja) | 2006-03-15 | 2006-03-15 | 光記録媒体の識別方法及びその装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007250158A JP2007250158A (ja) | 2007-09-27 |
JP4574587B2 true JP4574587B2 (ja) | 2010-11-04 |
Family
ID=38517680
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006110237A Expired - Fee Related JP4574587B2 (ja) | 2006-03-15 | 2006-03-15 | 光記録媒体の識別方法及びその装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7804751B2 (ja) |
JP (1) | JP4574587B2 (ja) |
CN (2) | CN101950572B (ja) |
TW (1) | TW200809780A (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012158453A1 (en) * | 2011-05-16 | 2012-11-22 | Panasonic Corporation | Duplication judgment device and duplication management system |
US8893308B2 (en) * | 2012-12-14 | 2014-11-18 | Microsoft Corporation | Counterfeit prevention for optical media |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002042349A (ja) * | 2000-07-27 | 2002-02-08 | Victor Co Of Japan Ltd | 光情報記録媒体 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH087369A (ja) * | 1994-06-24 | 1996-01-12 | Ricoh Co Ltd | 光磁気ディスク装置 |
US6288991B1 (en) * | 1995-03-06 | 2001-09-11 | Fujitsu Limited | Storage medium playback method and device |
JP3662969B2 (ja) * | 1995-03-06 | 2005-06-22 | 富士通株式会社 | カラオケシステム |
JPH11101690A (ja) * | 1997-09-25 | 1999-04-13 | Idemitsu Petrochem Co Ltd | 情報記録媒体の真偽判定方法とその装置 |
CA2316959C (en) | 1997-12-30 | 2011-05-24 | C-Dilla Limited | Method and apparatus for determining the provenance of a data carrying disc |
JP3931435B2 (ja) * | 1998-06-26 | 2007-06-13 | ソニー株式会社 | 情報記録媒体、情報再生装置および方法、並びに記録媒体 |
GB9821808D0 (en) * | 1998-10-06 | 1998-12-02 | Dilla Limited C | Method and apparatus for determining the provenance of a data carrying disc |
US7039188B2 (en) * | 2001-08-31 | 2006-05-02 | Oleg Saliahov | Optical disc authentication method and apparatus |
GB0100528D0 (en) * | 2001-01-09 | 2001-02-21 | Taylor Robert W | Optical disks, a monitoring system for monitoring production of optical disks, manufacturing methods for optical disks and an authentication method for |
US7057993B2 (en) * | 2001-01-29 | 2006-06-06 | Eastman Kodak Company | Copy protection using multiple security levels on a programmable CD-ROM |
JP2002288827A (ja) | 2001-03-23 | 2002-10-04 | Ricoh Co Ltd | 光ディスクドライブ装置 |
TWI224774B (en) * | 2002-05-07 | 2004-12-01 | Benq Corp | Determination of maximum storage capacity of optical information record medium |
IES20030443A2 (en) * | 2003-06-16 | 2004-12-01 | Fraudhalt Ltd | A method and apparatus for determining if an optical disk originated from a valid source |
JP2005228418A (ja) | 2004-02-13 | 2005-08-25 | Hitachi-Lg Data Storage Inc | 光ディスク装置及びその情報記録方法 |
KR20070003876A (ko) * | 2004-02-25 | 2007-01-05 | 코닌클리케 필립스 일렉트로닉스 엔.브이. | 비대칭 변조를 사용하는 기록 매체 식별 |
JP2006185575A (ja) * | 2004-11-30 | 2006-07-13 | Matsushita Electric Ind Co Ltd | コンテンツ記録装置 |
US20060156386A1 (en) * | 2005-01-12 | 2006-07-13 | Samsung Electronics Co., Ltd. | Information storage medium storing management information of application executable from a plurality of storage media, and method and apparatus for executing the application |
TW200629244A (en) * | 2005-02-02 | 2006-08-16 | Ulead Systems Inc | Medium content protection method |
-
2006
- 2006-03-15 JP JP2006110237A patent/JP4574587B2/ja not_active Expired - Fee Related
-
2007
- 2007-02-09 TW TW096104905A patent/TW200809780A/zh unknown
- 2007-03-14 US US11/724,423 patent/US7804751B2/en not_active Expired - Fee Related
- 2007-03-15 CN CN2010102799203A patent/CN101950572B/zh not_active Expired - Fee Related
- 2007-03-15 CN CNA2007100883122A patent/CN101038757A/zh active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002042349A (ja) * | 2000-07-27 | 2002-02-08 | Victor Co Of Japan Ltd | 光情報記録媒体 |
Also Published As
Publication number | Publication date |
---|---|
CN101038757A (zh) | 2007-09-19 |
JP2007250158A (ja) | 2007-09-27 |
US20070217307A1 (en) | 2007-09-20 |
CN101950572A (zh) | 2011-01-19 |
TW200809780A (en) | 2008-02-16 |
CN101950572B (zh) | 2012-07-25 |
US7804751B2 (en) | 2010-09-28 |
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