HK1026051A1 - Recording and reproducing system, recording apparatus and reproducing apparatus having copy protection function. - Google Patents
Recording and reproducing system, recording apparatus and reproducing apparatus having copy protection function.Info
- Publication number
- HK1026051A1 HK1026051A1 HK00104107A HK00104107A HK1026051A1 HK 1026051 A1 HK1026051 A1 HK 1026051A1 HK 00104107 A HK00104107 A HK 00104107A HK 00104107 A HK00104107 A HK 00104107A HK 1026051 A1 HK1026051 A1 HK 1026051A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- recording
- reproducing
- protection function
- copy protection
- reproducing system
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/913—Television signal processing therefor for scrambling ; for copy protection
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
- G11B19/02—Control of operating function, e.g. switching from recording to reproducing
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
- G11B19/02—Control of operating function, e.g. switching from recording to reproducing
- G11B19/12—Control of operating function, e.g. switching from recording to reproducing by sensing distinguishing features of or on records, e.g. diameter end mark
- G11B19/122—Control of operating function, e.g. switching from recording to reproducing by sensing distinguishing features of or on records, e.g. diameter end mark involving the detection of an identification or authentication mark
-
- 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
- G11B20/00731—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
- G11B20/00768—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 wherein copy control information is used, e.g. for indicating whether a content may be copied freely, no more, once, or never, by setting 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
- G11B20/00884—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
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/007—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B2007/0003—Recording, reproducing or erasing systems characterised by the structure or type of the carrier
- G11B2007/0006—Recording, reproducing or erasing systems characterised by the structure or type of the carrier adapted for scanning different types of carrier, e.g. CD & DVD
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
- G11B7/005—Reproducing
- G11B7/0053—Reproducing non-user data, e.g. wobbled address, prepits, BCA
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/007—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track
- G11B7/00736—Auxiliary data, e.g. lead-in, lead-out, Power Calibration Area [PCA], Burst Cutting Area [BCA], control information
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/913—Television signal processing therefor for scrambling ; for copy protection
- H04N2005/91307—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal
- H04N2005/91328—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal the copy protection signal being a copy management signal, e.g. a copy generation management signal [CGMS]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/913—Television signal processing therefor for scrambling ; for copy protection
- H04N2005/91307—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal
- H04N2005/91335—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal the copy protection signal being a watermark
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/913—Television signal processing therefor for scrambling ; for copy protection
- H04N2005/91307—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal
- H04N2005/91342—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal the copy protection signal being an authentication signal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/913—Television signal processing therefor for scrambling ; for copy protection
- H04N2005/91357—Television signal processing therefor for scrambling ; for copy protection by modifying the video signal
- H04N2005/91364—Television signal processing therefor for scrambling ; for copy protection by modifying the video signal the video signal being scrambled
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/84—Television signal recording using optical recording
- H04N5/85—Television signal recording using optical recording on discs or drums
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/79—Processing of colour television signals in connection with recording
- H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
- H04N9/804—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components
- H04N9/8042—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components involving data reduction
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Multimedia (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Television Signal Processing For Recording (AREA)
- Television Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP20432998A JP4162294B2 (ja) | 1998-07-03 | 1998-07-03 | 複製制限機能を有する情報再生装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1026051A1 true HK1026051A1 (en) | 2000-12-01 |
Family
ID=16488700
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK00104107A HK1026051A1 (en) | 1998-07-03 | 2000-07-05 | Recording and reproducing system, recording apparatus and reproducing apparatus having copy protection function. |
Country Status (6)
Country | Link |
---|---|
US (2) | US6707774B1 (fr) |
EP (2) | EP0969463B1 (fr) |
JP (1) | JP4162294B2 (fr) |
CN (2) | CN1655269A (fr) |
DE (1) | DE69925673T2 (fr) |
HK (1) | HK1026051A1 (fr) |
Families Citing this family (85)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4162294B2 (ja) * | 1998-07-03 | 2008-10-08 | パイオニア株式会社 | 複製制限機能を有する情報再生装置 |
JP2000149415A (ja) | 1998-11-02 | 2000-05-30 | Matsushita Electric Ind Co Ltd | 光ディスク、光ディスクの再生装置及び複製装置並びに光ディスクの違法使用防止方法 |
EP1014361B1 (fr) * | 1998-12-11 | 2006-08-09 | Sony Corporation | Méthode pour contrôler la copie de données |
JP2000251395A (ja) * | 1999-02-26 | 2000-09-14 | Matsushita Electric Ind Co Ltd | 記録媒体、記録装置及び再生装置 |
JP3783909B2 (ja) * | 1999-05-20 | 2006-06-07 | パイオニア株式会社 | カッティング装置、情報記録媒体、情報記録装置及び情報記録方法並びに、カッティング方法 |
KR100470521B1 (ko) * | 1999-09-02 | 2005-03-10 | 마쯔시다덴기산교 가부시키가이샤 | 광 디스크 매체와 광 디스크 식별 방법 |
JP4727780B2 (ja) * | 1999-09-03 | 2011-07-20 | ソニー株式会社 | 再生装置、記録装置 |
JP3438694B2 (ja) * | 2000-02-07 | 2003-08-18 | 日本電気株式会社 | データ復号記録装置 |
JP2001245270A (ja) * | 2000-02-29 | 2001-09-07 | Sony Corp | 信号伝送装置および信号伝送方法 |
JP3949341B2 (ja) | 2000-03-03 | 2007-07-25 | 株式会社ソニー・コンピュータエンタテインメント | エンタテインメント装置及び記録媒体 |
US7072256B2 (en) * | 2000-03-08 | 2006-07-04 | Matsushita Electric Industrial Co., Ltd. | Information recording medium, information recording method and information reproduction method |
US7127744B2 (en) * | 2000-03-10 | 2006-10-24 | Digimarc Corporation | Method and apparatus to protect media existing in an insecure format |
JP4348818B2 (ja) | 2000-03-10 | 2009-10-21 | ソニー株式会社 | データ配信システムとその方法およびデータ記録媒体 |
TW529020B (en) * | 2000-03-14 | 2003-04-21 | Matsushita Electric Ind Co Ltd | Encrypted data signal, data storage medium, data signal playback apparatus, and data signal recording apparatus |
WO2001075876A1 (fr) * | 2000-03-31 | 2001-10-11 | Thomson Licensing S.A. | Dispositifs de lecture, d'enregistrement et de restitution de donnees numeriques dans un systeme de protection contre la copie desdites donnees |
JP2001292431A (ja) * | 2000-04-04 | 2001-10-19 | Sony Corp | 送信装置及び信号送信方法 |
EP2290944B1 (fr) | 2000-04-04 | 2014-08-13 | Sony Corporation | Transmetteur, procédé de transfert de signal, système de distribution de données et procédé correspondant, récepteur de données, fournisseur de données et procédé correspondant et dispositif pour transférer des données |
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JP2001320363A (ja) * | 2000-05-10 | 2001-11-16 | Pioneer Electronic Corp | 著作権保護方法、記録方法、記録装置、再生方法及び再生装置 |
DE60104307T2 (de) * | 2000-05-10 | 2005-08-25 | Koninklijke Philips Electronics N.V. | Kopierschutzsystem |
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JP4649760B2 (ja) * | 2000-05-31 | 2011-03-16 | ソニー株式会社 | コンテンツ・コピー管理システム及び方法、情報処理装置及び方法、並びに、記憶媒体 |
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JP2002074831A (ja) * | 2000-08-31 | 2002-03-15 | Sony Corp | データ出力方法および装置、データ再生方法および装置、データ記録方法および装置、データ記録再生方法および装置 |
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TW517230B (en) * | 2000-10-06 | 2003-01-11 | Pioneer Corp | Information recording and reproducing apparatus, information reproducing method, recording medium, information recording medium in which recording control program is stored, information recording and reproducing control program |
JP2002152647A (ja) * | 2000-11-08 | 2002-05-24 | Toshiba Corp | 録画予約対応の録画装置及び録画予約対応の録画方法 |
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KR100972831B1 (ko) * | 2003-04-24 | 2010-07-28 | 엘지전자 주식회사 | 엔크립트된 데이터의 보호방법 및 그 재생장치 |
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-
1998
- 1998-07-03 JP JP20432998A patent/JP4162294B2/ja not_active Expired - Fee Related
-
1999
- 1999-07-02 CN CN200510004410.4A patent/CN1655269A/zh active Pending
- 1999-07-02 CN CNB991089243A patent/CN1190075C/zh not_active Expired - Fee Related
- 1999-07-02 EP EP99305241A patent/EP0969463B1/fr not_active Expired - Lifetime
- 1999-07-02 EP EP05000784A patent/EP1528558A3/fr not_active Withdrawn
- 1999-07-02 DE DE69925673T patent/DE69925673T2/de not_active Expired - Lifetime
- 1999-07-02 US US09/346,934 patent/US6707774B1/en not_active Expired - Fee Related
-
2000
- 2000-07-05 HK HK00104107A patent/HK1026051A1/xx not_active IP Right Cessation
-
2003
- 2003-11-07 US US10/702,509 patent/US20040101282A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
DE69925673T2 (de) | 2006-03-23 |
EP1528558A2 (fr) | 2005-05-04 |
EP0969463A1 (fr) | 2000-01-05 |
DE69925673D1 (de) | 2005-07-14 |
JP4162294B2 (ja) | 2008-10-08 |
EP1528558A3 (fr) | 2007-05-30 |
CN1655269A (zh) | 2005-08-17 |
EP0969463B1 (fr) | 2005-06-08 |
JP2000023089A (ja) | 2000-01-21 |
US6707774B1 (en) | 2004-03-16 |
US20040101282A1 (en) | 2004-05-27 |
CN1242570A (zh) | 2000-01-26 |
CN1190075C (zh) | 2005-02-16 |
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Legal Events
Date | Code | Title | Description |
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PC | Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee) |
Effective date: 20120702 |