JP4792965B2 - 記録再生装置および記録再生方法 - Google Patents
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- JP4792965B2 JP4792965B2 JP2005371299A JP2005371299A JP4792965B2 JP 4792965 B2 JP4792965 B2 JP 4792965B2 JP 2005371299 A JP2005371299 A JP 2005371299A JP 2005371299 A JP2005371299 A JP 2005371299A JP 4792965 B2 JP4792965 B2 JP 4792965B2
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- 238000000034 method Methods 0.000 title claims description 44
- 238000007726 management method Methods 0.000 description 37
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- 230000006837 decompression Effects 0.000 description 12
- 239000000047 product Substances 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 5
- 230000010365 information processing Effects 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 102100022523 Acetoacetyl-CoA synthetase Human genes 0.000 description 2
- 101000678027 Homo sapiens Acetoacetyl-CoA synthetase Proteins 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000007906 compression Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000013144 data compression Methods 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/16—Analogue secrecy systems; Analogue subscription systems
- H04N7/167—Systems rendering the television signal unintelligible and subsequently intelligible
- H04N7/1675—Providing digital key or authorisation information for generation or regeneration of the scrambling sequence
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
- H04N21/2343—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
- H04N21/23439—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements for generating different versions
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
- H04N21/2347—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving video stream encryption
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/254—Management at additional data server, e.g. shopping server, rights management server
- H04N21/2541—Rights Management
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/258—Client or end-user data management, e.g. managing client capabilities, user preferences or demographics, processing of multiple end-users preferences to derive collaborative data
- H04N21/25808—Management of client data
- H04N21/25841—Management of client data involving the geographical location of the client
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/266—Channel or content management, e.g. generation and management of keys and entitlement messages in a conditional access system, merging a VOD unicast channel into a multicast channel
- H04N21/26613—Channel or content management, e.g. generation and management of keys and entitlement messages in a conditional access system, merging a VOD unicast channel into a multicast channel for generating or managing keys in general
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
- H04N21/4405—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving video stream decryption
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
- H04N21/462—Content or additional data management, e.g. creating a master electronic program guide from data received from the Internet and a Head-end, controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
- H04N21/4623—Processing of entitlement messages, e.g. ECM [Entitlement Control Message] or EMM [Entitlement Management Message]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
- H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
- H04N21/835—Generation of protective data, e.g. certificates
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- Computer Security & Cryptography (AREA)
- Computer Graphics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Television Signal Processing For Recording (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Storage Device Security (AREA)
Description
Claims (2)
- コピー管理情報によってコピーが管理された映像音声情報を記録再生する記録再生装置であって、
第1の記録媒体に記録されている前記映像音声情報を前記第1の記録媒体より再生する再生手段と、
前記再生手段が前記第1の記録媒体より再生した前記映像音声情報を出力する出力手段と、
前記再生手段が前記第1の記録媒体より再生した前記映像音声情報を第2の記録媒体に記録する記録手段と、
前記再生手段が前記第1の記録媒体より再生した前記映像音声情報の前記記録手段における前記第2の記録媒体への記録を管理する管理手段とを備え、
前記管理手段における管理状態には、
前記第1の記録媒体に記録されている前記映像音声情報が前記コピー管理情報によってコピーが禁止されている場合に、前記第1の記録媒体に記録されている前記映像音声情報の前記第2の記録媒体へのコピーを禁止する第1の状態と、
前記第1の記録媒体に記録されている前記映像音声情報が前記コピー管理情報によってコピーが禁止されている場合に、前記映像音声情報に付随している外部の管理装置に関する情報を用いて前記外部の管理装置と通信し、前記記録再生装置が有するライセンス取得情報を送信して前記第1の記録媒体に記録されている前記映像音声情報のコピーの許可を申請し、前記外部の管理装置より前記第1の記録媒体に記録されている前記映像音声情報のコピーの許可が得られたときには、前記再生手段が前記第1の記録媒体より再生した前記映像音声情報を、前記記録手段が前記第2の記録媒体に記録できるようにする第2の状態とがあることを特徴とする記録再生装置。 - コピー管理情報によってコピーが管理された映像音声情報を記録再生装置において記録再生する記録再生方法であって、
第1の記録媒体に記録されている前記映像音声情報を前記第1の記録媒体より再生する再生ステップと、
前記第1の記録媒体より再生した前記映像音声情報を出力する出力ステップと、
前記第1の記録媒体より再生した前記映像音声情報を第2の記録媒体に記録する記録ステップと、
前記第1の記録媒体より再生した前記映像音声情報の前記第2の記録媒体への記録を管理する管理ステップとを備え、
前記管理ステップにおける管理状態には、
前記第1の記録媒体に記録されている前記映像音声情報が前記コピー管理情報によってコピーが禁止されている場合に、前記第1の記録媒体に記録されている前記映像音声情報の前記第2の記録媒体へのコピーを禁止する第1の状態と、
前記第1の記録媒体に記録されている前記映像音声情報が前記コピー管理情報によってコピーが禁止されている場合に、前記映像音声情報に付随している外部の管理装置に関する情報を用いて前記外部の管理装置と通信し、前記記録再生装置が有するライセンス取得情報を送信して前記第1の記録媒体に記録されている前記映像音声情報のコピーの許可を申請し、前記外部の管理装置より前記第1の記録媒体に記録されている前記映像音声情報のコピーの許可が得られたときには、前記第1の記録媒体より再生した前記映像音声情報を、前記第2の記録媒体に記録できるようにする第2の状態とがあることを特徴とする記録再生方法。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005371299A JP4792965B2 (ja) | 2005-12-26 | 2005-12-26 | 記録再生装置および記録再生方法 |
US11/517,554 US20070147609A1 (en) | 2005-12-26 | 2006-09-08 | Information processing method and information processing apparatus |
CN201210135488.XA CN102682812B (zh) | 2005-12-26 | 2006-10-30 | 记录再现装置和记录再现方法、记录装置和记录方法 |
CNA2006101427476A CN1992866A (zh) | 2005-12-26 | 2006-10-30 | 信息处理方法和信息处理装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005371299A JP4792965B2 (ja) | 2005-12-26 | 2005-12-26 | 記録再生装置および記録再生方法 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010098390A Division JP5035384B2 (ja) | 2010-04-22 | 2010-04-22 | 映像音声情報記録装置及び映像音声情報記録装置における記録方法 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2007174448A JP2007174448A (ja) | 2007-07-05 |
JP2007174448A5 JP2007174448A5 (ja) | 2010-11-11 |
JP4792965B2 true JP4792965B2 (ja) | 2011-10-12 |
Family
ID=38193753
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2005371299A Active JP4792965B2 (ja) | 2005-12-26 | 2005-12-26 | 記録再生装置および記録再生方法 |
Country Status (3)
Country | Link |
---|---|
US (1) | US20070147609A1 (ja) |
JP (1) | JP4792965B2 (ja) |
CN (2) | CN1992866A (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006024320A (ja) * | 2004-07-09 | 2006-01-26 | Pioneer Electronic Corp | 情報記録装置及び方法、情報再生装置及び方法、情報記録再生装置及び方法、並びにコンピュータプログラム |
JP2009071558A (ja) * | 2007-09-13 | 2009-04-02 | Hitachi Ltd | 表示装置 |
JP5358931B2 (ja) * | 2007-11-28 | 2013-12-04 | ソニー株式会社 | 送信装置及び受信装置 |
JP5303988B2 (ja) * | 2008-03-27 | 2013-10-02 | 株式会社リコー | 暗号機能を搭載可能な装置及び暗号機能利用制限方法 |
JP5401490B2 (ja) * | 2011-02-28 | 2014-01-29 | 京セラドキュメントソリューションズ株式会社 | 画像形成装置 |
US9203813B2 (en) * | 2013-03-15 | 2015-12-01 | Panasonic Intellectual Property Management Co., Ltd. | Content distribution method, content distribution system, source device, and sink device |
CN106534154B (zh) * | 2016-11-30 | 2019-09-13 | Oppo广东移动通信有限公司 | 一种信息加密方法、装置及终端 |
CN107295405A (zh) * | 2017-07-14 | 2017-10-24 | 深圳市海云天科技股份有限公司 | 一种视频浏览记录的压缩方法和系统 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH103745A (ja) * | 1996-06-12 | 1998-01-06 | Sony Corp | 記録媒体、デジタルコピー管理方法、再生装置、及び記録装置 |
US5907620A (en) * | 1996-08-23 | 1999-05-25 | Cheyenne Property Trust | Method and apparatus for enforcing the use of cryptography in an international cryptography framework |
WO2000005716A1 (fr) * | 1998-07-22 | 2000-02-03 | Matsushita Electric Industrial Co., Ltd. | Dispositif d'enregistrement de donnees numeriques et procede de protection des droits d'auteur et de reproduction facile de donnees numeriques chiffrees et support d'enregistrement lisible par un ordinateur, conçu pour l'enregistrement de programme |
EP1156486B1 (en) * | 2000-04-20 | 2016-04-06 | Hitachi Maxell, Ltd. | Digital signal recording/reproducing apparatus, receiving apparatus and transmitting method |
US7206765B2 (en) * | 2001-01-17 | 2007-04-17 | Contentguard Holdings, Inc. | System and method for supplying and managing usage rights based on rules |
JP2004110309A (ja) * | 2002-09-17 | 2004-04-08 | Victor Co Of Japan Ltd | データコピー及びムーブ処理装置並びにデータコピー及びムーブ処理方法 |
EP1693999A4 (en) * | 2003-12-11 | 2011-09-14 | Panasonic Corp | PACK STATION DEVICE |
-
2005
- 2005-12-26 JP JP2005371299A patent/JP4792965B2/ja active Active
-
2006
- 2006-09-08 US US11/517,554 patent/US20070147609A1/en not_active Abandoned
- 2006-10-30 CN CNA2006101427476A patent/CN1992866A/zh active Pending
- 2006-10-30 CN CN201210135488.XA patent/CN102682812B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
US20070147609A1 (en) | 2007-06-28 |
JP2007174448A (ja) | 2007-07-05 |
CN1992866A (zh) | 2007-07-04 |
CN102682812B (zh) | 2015-09-09 |
CN102682812A (zh) | 2012-09-19 |
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