JP2001519124A - 放送・受信システム、およびそのための条件付アクセスシステム - Google Patents
放送・受信システム、およびそのための条件付アクセスシステムInfo
- Publication number
- JP2001519124A JP2001519124A JP54321998A JP54321998A JP2001519124A JP 2001519124 A JP2001519124 A JP 2001519124A JP 54321998 A JP54321998 A JP 54321998A JP 54321998 A JP54321998 A JP 54321998A JP 2001519124 A JP2001519124 A JP 2001519124A
- Authority
- JP
- Japan
- Prior art keywords
- broadcast
- receiving
- emm
- message
- broadcasting
- 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
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Classifications
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- G06F11/08—Error detection or correction by redundancy in data representation, e.g. by using checking codes
- G06F11/10—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's
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- G06Q20/00—Payment architectures, schemes or protocols
- G06Q20/04—Payment circuits
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- G06Q20/00—Payment architectures, schemes or protocols
- G06Q20/30—Payment architectures, schemes or protocols characterised by the use of specific devices or networks
- G06Q20/34—Payment architectures, schemes or protocols characterised by the use of specific devices or networks using cards, e.g. integrated circuit [IC] cards or magnetic cards
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- G06Q20/00—Payment architectures, schemes or protocols
- G06Q20/30—Payment architectures, schemes or protocols characterised by the use of specific devices or networks
- G06Q20/34—Payment architectures, schemes or protocols characterised by the use of specific devices or networks using cards, e.g. integrated circuit [IC] cards or magnetic cards
- G06Q20/357—Cards having a plurality of specified features
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- G06Q20/00—Payment architectures, schemes or protocols
- G06Q20/38—Payment protocols; Details thereof
- G06Q20/40—Authorisation, e.g. identification of payer or payee, verification of customer or shop credentials; Review and approval of payers, e.g. check credit lines or negative lists
- G06Q20/409—Device specific authentication in transaction processing
- G06Q20/4097—Device specific authentication in transaction processing using mutual authentication between devices and transaction partners
- G06Q20/40975—Device specific authentication in transaction processing using mutual authentication between devices and transaction partners using encryption therefor
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- G07F7/08—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus by coded identity card or credit card or other personal identification means
- G07F7/10—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus by coded identity card or credit card or other personal identification means together with a coded signal, e.g. in the form of personal identification information, like personal identification number [PIN] or biometric data
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- G11C16/02—Erasable programmable read-only memories electrically programmable
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- G11C16/102—External programming circuits, e.g. EPROM programmers; In-circuit programming or reprogramming; EPROM emulators
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- H04N21/442—Monitoring of processes or resources, e.g. detecting the failure of a recording device, monitoring the downstream bandwidth, the number of times a movie has been viewed, the storage space available from the internal hard disk
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- 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
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- H04N21/61—Network physical structure; Signal processing
- H04N21/6106—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network
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- H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
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- H04N21/6334—Control signals issued by server directed to the network components or client directed to client for authorisation, e.g. by transmitting a key
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/14—Error detection or correction of the data by redundancy in operation
- G06F11/1402—Saving, restoring, recovering or retrying
- G06F11/1415—Saving, restoring, recovering or retrying at system level
- G06F11/1435—Saving, restoring, recovering or retrying at system level using file system or storage system metadata
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
- H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
-
- 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, manipulating MPEG-4 scene graphs
- H04N21/2347—Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs involving video stream encryption
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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]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/426—Internal components of the client ; Characteristics thereof
-
- 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, rendering scenes according to MPEG-4 scene graphs
- H04N21/4405—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs involving video stream decryption
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
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- Astronomy & Astrophysics (AREA)
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- Mobile Radio Communication Systems (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Radio Relay Systems (AREA)
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Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.条件付アクセスシステムであって、 複数のメッセージを生成する手段と、 前記メッセージを受信する手段とを備え、前記受信手段が、前記生成手段に 直接に接続された通信サーバを介して前記生成手段と通信するように構成されて いることを特徴とする条件付アクセスシステム。 2.前記メッセージが前記受信手段に送信するエンタイトルメントメッセージで あり、前記生成手段が前記受信手段から受信されたデータに応じてエンタイトル メントメッセージを発生するように構成されていることを特徴とする請求項1に 記載の条件付アクセスシステム。 3.前記生成手段が、通信サーバあるいは衛星トランスポンダのいずれかを介し て当該メッセージをディジタルデータのパケットとして前記受信手段に送信する ように構成されている特徴とする請求項1あるいは2に記載の条件付アクセスシ ステム。 4.前記受信手段が、モデムおよび電話リンクを介して前記通信サーバに接続可 能であることを特徴とする前述の請求項1乃至3のいずれかに記載の条件付アク セスシステム。 5.条件付アクセスを加入者に与える条件付アクセスシステムであって、 加入者管理システムと、 前記加入者管理システムに結合された加入者許可システムと、 通信サーバとを備え、前記サーバが前記加入者許可システムに直接に接続さ れていることを特徴とする条件付アクセスシステム。 6.前記加入者のための受信機/デコーダをさらに備え、前記受信機/デコーダ が、モデムおよび電話リンクを介して、前記通信サーバに、したがって前記加入 者許可システムに接続可能であることを特徴とする請求項5に記載の条件付アク セスシステム。 7.放送・受信システムが、条件付アクセスシステムを含む事を特徴とする前述 の請求項1乃至6のいずれかに記載の放送・受信システム。 8.放送・受信システムであって、 放送プログラムに関連する複数のエンタイトルメントメッセージを生成する 手段と、 前記メッセージを前記生成手段から受信する手段と、 前記受信手段を前記生成手段に接続し、前記メッセージを受信する手段とを 備え、前記接続手段が、前記受信手段と前記生成手段との間に専用接続を行うこ とができることを特徴とする放送・受信システム。 9.放送・受信システムであって、 放送プログラムに関する複数のエンタイトルメントメッセージを生成する手 段と、 前記メッセージを前記生成手段からモデムを介して受信する手段と、 前記モデムを前記生成手段および前記受信手段に接続する手段とを備えてい ることを特徴とする放送・受信システム。 10.前記生成手段が通信サーバを介して前記モデムと接続されていることを特 徴とする請求項9に記載の放送・受信システム。 11.前記受信手段が、前記モデムおよび接続手段を介して前記生成手段と通信 するように構成されていることを特徴とする請求項9あるいは10に記載の放送 ・受信システム。 12.前記受信手段が、エンドユーザによってそれの中に挿入可能なスマートカ ードを読み取る手段を備え、前記スマートカードが、前記エンドユーザによるス マートカードの挿入の際にメッセージを前記受信手段から前記生成手段への送信 を自動的に開始する為にデータをスマートカード内に記憶したデータを有するこ とを特徴とする請求項11に記載の放送・受信システム。 13.前記放送・受信システムのエンドユーザが前記生成手段と通信できる音声 リンクをさらに備えていることを特徴とする請求項11あるいは12に記載の放 送・受信システム。 14.前記受信手段が、圧縮MPEG‐タイプ信号を受信する手段と、受信信号 を復号化し、テレビジョン信号を供給する手段と、前記テレビジョン信号をテレ ビジョンに供給する手段とを含む受信機/デコーダを備えていることを特徴とす る請求項8〜13のいずれかに記載の放送・受信システム。 15.前記放送側で、 コールバックリクエストを放送する手段を含む放送システム、 および前記受信側で、 コールバックリクエストに応じて前記放送システムにコールバックする手段 を含む受信機を備えている放送・受信システム。 16.前記放送システムにコールバックする手段が電話システムに接続可能なモ デムを含むことを特徴とする請求項15に記載のシステム。 17.前記放送システムにコールバックする手段が当該受信機に関する情報を当 該放送システムに送信する様に構成されていることを特徴とする請求項15ある いは16に記載のシステム。 18.前記放送システムが前記情報を記憶する手段を含むことを特徴とする請求 項17に記載のシステム。 19.前記放送手段が、前記コールバックが所定の時間に行われるべきであるコ マンドを含むコールバックリクエストを放送するように構成され、かつ前記放送 システムにコールバックする手段が前記コマンドに応答するように構成されてい ることを特徴とする請求項15〜18のいずれかに記載のシステム。 20.前記放送手段が、前記コールバックリクエストとして放送のための1つあ るいはそれ以上のエンタイトルメントメッセージを放送するように構成される請 求項15〜19のいずれかに記載のシステム。 21.前記放送システムが、チェックメッセージを生成し、かつこれを前記受信 機に送る手段を含み、前記受信機が前記チェックメッセージを暗号化し、かつこ れを前記放送システムに送る手段を含み、および前記放送システムが、前記受信 機から受信された前記チェックメッセージを暗号化し、かつこれと前記元のチェ ックメッセージとを比較する手段をさらに含むことを特徴とする請求項15〜2 0のいずれかに記載のシステム。 22.おおむね添付図面および特にそれの図12、図13あるいは図14を参照 してここに記載され、かつ添付図面および特にそれの図12、図13あるいは図 14に示されるような条件付アクセスシステムあるいは放送・受信システム。
Applications Claiming Priority (3)
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EP97400650.4 | 1997-03-21 | ||
EP97400650 | 1997-03-21 | ||
PCT/EP1997/002108 WO1998043426A1 (en) | 1997-03-21 | 1997-04-25 | Broadcast and reception system, and conditional access system therefor |
Publications (2)
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JP2001519124A true JP2001519124A (ja) | 2001-10-16 |
JP4079282B2 JP4079282B2 (ja) | 2008-04-23 |
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JP54321998A Expired - Fee Related JP4079282B2 (ja) | 1997-03-21 | 1997-04-25 | 放送・受信システム、およびそのための条件付アクセスシステム |
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US (1) | US7644429B2 (ja) |
EP (2) | EP1679894A3 (ja) |
JP (1) | JP4079282B2 (ja) |
CN (2) | CN1756345A (ja) |
AT (1) | ATE345645T1 (ja) |
AU (1) | AU754166B2 (ja) |
BR (1) | BR9714601A (ja) |
CA (1) | CA2284023C (ja) |
CZ (1) | CZ301220B6 (ja) |
DE (1) | DE69736952T2 (ja) |
ES (1) | ES2276424T3 (ja) |
HK (1) | HK1025451A1 (ja) |
HU (1) | HU229694B1 (ja) |
IL (1) | IL131949A (ja) |
NO (1) | NO994532L (ja) |
NZ (2) | NZ500198A (ja) |
PL (1) | PL186325B1 (ja) |
PT (1) | PT974229E (ja) |
RU (1) | RU2196389C2 (ja) |
TR (1) | TR199902274T2 (ja) |
UA (1) | UA74766C2 (ja) |
WO (1) | WO1998043426A1 (ja) |
ZA (1) | ZA973605B (ja) |
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JP2014209755A (ja) * | 2009-11-30 | 2014-11-06 | 日本放送協会 | メッセージ送信装置およびメッセージ受信装置 |
JP2016158278A (ja) * | 2009-11-30 | 2016-09-01 | 日本放送協会 | メッセージ送信装置およびメッセージ受信装置 |
JP2017123676A (ja) * | 2009-11-30 | 2017-07-13 | 日本放送協会 | メッセージ送信装置およびメッセージ受信装置 |
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