JP4866878B2 - 条件付きアクセスシステム及び条件付きアクセスを許可するスマートカード - Google Patents
条件付きアクセスシステム及び条件付きアクセスを許可するスマートカード Download PDFInfo
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- JP4866878B2 JP4866878B2 JP2008133563A JP2008133563A JP4866878B2 JP 4866878 B2 JP4866878 B2 JP 4866878B2 JP 2008133563 A JP2008133563 A JP 2008133563A JP 2008133563 A JP2008133563 A JP 2008133563A JP 4866878 B2 JP4866878 B2 JP 4866878B2
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F7/00—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus
- 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
- G07F7/1008—Active credit-cards provided with means to personalise their use, e.g. with PIN-introduction/comparison system
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- 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
- G06Q20/341—Active cards, i.e. cards including their own processing means, e.g. including an IC or chip
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
- H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
- H04L9/0819—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s)
- H04L9/0822—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s) using key encryption key
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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
- H04N21/266—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
- H04N21/26606—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 entitlement messages, e.g. Entitlement Control Message [ECM] or Entitlement Management Message [EMM]
-
- 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
- H04N21/418—External card to be used in combination with the client device, e.g. for conditional access
- H04N21/4181—External card to be used in combination with the client device, e.g. for conditional access for conditional access
-
- 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
- H04N7/00—Television systems
- H04N7/16—Analogue secrecy systems; Analogue subscription systems
- H04N7/162—Authorising the user terminal, e.g. by paying; Registering the use of a subscription channel, e.g. billing
- H04N7/163—Authorising the user terminal, e.g. by paying; Registering the use of a subscription channel, e.g. billing by receiver means only
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
- H04L2209/60—Digital content management, e.g. content distribution
- H04L2209/601—Broadcast encryption
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Business, Economics & Management (AREA)
- Computer Security & Cryptography (AREA)
- Physics & Mathematics (AREA)
- Databases & Information Systems (AREA)
- Accounting & Taxation (AREA)
- General Physics & Mathematics (AREA)
- Strategic Management (AREA)
- General Business, Economics & Management (AREA)
- Theoretical Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Finance (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Storage Device Security (AREA)
Description
−第1の項目はユーザのカードのアドレスを与える。
−第2の項目はユーザの資格の記述を与える。
−第3の項目は、EMMを確認し、かつ、EMMに含まれたユーザの資格が本当にそのユーザのため確保された資格であるかどうかを照合できるようにする。
(付記1)鍵Kを用いるアルゴリズムで暗号化された後にユーザに供給される制御語によってスクランブル処理された項目により構成されたサービスに対しユーザが保有する資格を定義し得るメッセージ(EMM)であって、該メッセージを確認し、かつ、該メッセージに含まれる資格が上記ユーザのため確保された資格であるかどうかを照合することができる項目を含み、該メッセージを確認し、かつ、該メッセージに含まれる資格が上記ユーザのため確保された資格であるかどうかを照合することができる上記項目は、鍵(KC)により制御され、上記制御語を暗号化するアルゴリズムの上記鍵Kを含むことを特徴とするメッセージ(EMM)。
(付記2)該メッセージを確認し、かつ、該メッセージに含まれる資格が上記ユーザのため確保された資格であるかどうかを照合することができる上記項目は、上記制御語を暗号化するアルゴリズムの上記鍵Kとは異なることを特徴とする付記1記載のメッセージ(EMM)。
(付記3)該メッセージを確認し、かつ、該メッセージに含まれる資格が上記ユーザのため確保された資格であるかどうかを照合することができる上記項目を制御する上記鍵(KC)は、各ユーザ毎又はユーザのグループ毎に個別であることを特徴とする付記1又は2記載のメッセージ(EMM)。
(付記4)制御語(Cwi)を用いてスクランブル処理され、少なくとも一人のユーザに提供され、スクランブル処理されたサービスのスクランブルを解除し得る方法であって、鍵Kを用いるアルゴリズムで暗号化された少なくとも1個の制御語を含む第1のメッセージ(ECM)を上記ユーザに供給し得る段階と、上記ユーザの資格を収容する第2のメッセージ(EMM)を上記ユーザに供給し得る段階と、上記第2のメッセージ(EMM)に収容された上記資格が上記ユーザのため確保された資格であるかを確認、照合し得る段階とからなり、上記鍵Kは上記第2のメッセージ(EMM)で上記ユーザに与えられることを特徴とする方法。
(付記5)上記第2のメッセージ(EMM)に収容された上記資格を確認、照合し得る段階は、上記鍵Kとは異なる鍵(KC)により制御される項目を用いて行われることを特徴とする付記4記載の方法。
(付記6)上記項目を制御する上記鍵(KC)は、各ユーザ毎又はユーザのグループ毎に個別であることを特徴とする付記5記載の方法。
(付記7)鍵Kを用いるアルゴリズムで暗号化され、受信された制御語を暗号解読し、暗号解読後に、スクランブル処理されユーザに提供されたサービスのスクランブルを解除し得るスマートカードであって、ユーザの資格の確認を制御し得る第1の制御鍵(KC)を保有し、上記ユーザの資格を確認する回路と、第2の制御鍵(KSP)を保有し、サービスプロバイダにより提供された上記サービスと関係したアクセス条件を確認する回路とにより構成され、上記第1の制御鍵(KC)は上記鍵Kとは異なることを特徴とするカード。
(付記8)上記第1の制御鍵(KC)は、カード毎又はカードのグループ毎に個別であることを特徴とする付記7記載のカード。
(付記9)上記第2の制御鍵(KSP)は、上記サービスプロバイダ毎に個別であることを特徴とする付記7又は8記載のカード。
(付記10)サービスプロバイダがサービスに対する資格を得たユーザだけに制御語(Cwi)によってスクランブル処理された項目により構成されたサービスを提供することが可能になる条件付きアクセスシステムであって、ユーザ一人当たりにつき、少なくとも1台のデコーダと少なくとも1台のユーザカードとからなり、上記ユーザカードは、一方で、上記サービスプロバイダにより提供された上記サービスに対し、第1のメッセージ(EMM)により上記ユーザに伝達された上記ユーザの資格を確認、記録することができる回路と、他方で、鍵Kを用いるアルゴリズムにより暗号化され、第2のメッセージ(ECM)により伝達された制御語から、上記制御語(Cwi)を得ることができる回路(26)とからなり、上記ユーザカードは、付記7乃至9のうちいずれか1項記載のカードであり、上記第1のメッセージ(EMM)は、付記1乃至3のうちいずれか1項記載のメッセージであることを特徴とするシステム。
(付記11)オンラインタイプであることを特徴とする付記10記載のシステム。
(付記12)オフラインタイプであることを特徴とする付記10記載のシステム。
12,22 ユーザ資格確認回路
13,23 ユーザ資格記憶回路
14,24 アクセス制御回路
15,25 資格制御メッセージ確認回路
26,27 暗号解読回路
Claims (1)
- 制御語を用いてスクランブルされ、ユーザに供給されるサービスのスクランブルを解除する方法であって、
前記サービスに関連するアクセス条件と、第1の鍵を用いて前記制御語を暗号化して求めた暗号化された制御語とを含む第1のメッセージを前記ユーザに供給する段階を有し、
前記方法は、
前記ユーザに関連する資格と、前記第1の鍵と、第2の鍵を用いて生成した確認メッセージとを含む第2のメッセージを前記ユーザに供給する段階であって、前記第2の鍵は前記第1の鍵と異なり、前記ユーザまたは前記ユーザが属するユーザグループごとに固有であり、前記第1の鍵は前記第2の鍵を用いて前記確認メッセージを解析することにより照合される段階と、
前記第1のメッセージに含まれる前記アクセス条件を第1の確認アルゴリズムを用いて解析する段階と、
前記確認メッセージの照合に応じて、前記第2のメッセージに含まれる前記資格を第2の確認アルゴリズムを用いて解析する段階と、
前記第2の確認アルゴリズムを用いて解析する段階において、前記資格が前記アクセス条件に対応することを照合し、前記資格が前記アクセス条件に対応することを照合したとき、前記第1の鍵を用いて前記暗号化された制御語を復号する段階と、
前記復号する段階で復号された制御語を用いて前記サービスのスクランブルを解除する段階と
を有することを特徴とする方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9608053A FR2750554B1 (fr) | 1996-06-28 | 1996-06-28 | Systeme a acces conditionnel et carte a puce permettant un tel acces |
FR9608053 | 1996-06-28 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP17026297A Division JP4866494B2 (ja) | 1996-06-28 | 1997-06-26 | 条件付きアクセスシステム及び条件付きアクセスを許可するスマートカード |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008259234A JP2008259234A (ja) | 2008-10-23 |
JP4866878B2 true JP4866878B2 (ja) | 2012-02-01 |
Family
ID=9493511
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP17026297A Expired - Lifetime JP4866494B2 (ja) | 1996-06-28 | 1997-06-26 | 条件付きアクセスシステム及び条件付きアクセスを許可するスマートカード |
JP2008133563A Expired - Lifetime JP4866878B2 (ja) | 1996-06-28 | 2008-05-21 | 条件付きアクセスシステム及び条件付きアクセスを許可するスマートカード |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP17026297A Expired - Lifetime JP4866494B2 (ja) | 1996-06-28 | 1997-06-26 | 条件付きアクセスシステム及び条件付きアクセスを許可するスマートカード |
Country Status (6)
Country | Link |
---|---|
US (1) | US6035038A (ja) |
EP (1) | EP0817485B1 (ja) |
JP (2) | JP4866494B2 (ja) |
CN (1) | CN1125564C (ja) |
DE (1) | DE69715535T2 (ja) |
FR (1) | FR2750554B1 (ja) |
Families Citing this family (92)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6400996B1 (en) | 1999-02-01 | 2002-06-04 | Steven M. Hoffberg | Adaptive pattern recognition based control system and method |
US5903454A (en) | 1991-12-23 | 1999-05-11 | Hoffberg; Linda Irene | Human-factored interface corporating adaptive pattern recognition based controller apparatus |
US8352400B2 (en) | 1991-12-23 | 2013-01-08 | Hoffberg Steven M | Adaptive pattern recognition based controller apparatus and method and human-factored interface therefore |
US6850252B1 (en) | 1999-10-05 | 2005-02-01 | Steven M. Hoffberg | Intelligent electronic appliance system and method |
US10361802B1 (en) | 1999-02-01 | 2019-07-23 | Blanding Hovenweep, Llc | Adaptive pattern recognition based control system and method |
ID23380A (id) * | 1997-03-21 | 2000-04-20 | Canal & Siciete Anonyme | Metode dan aparatus untuk mencegah akses yang curang dalam sistem akses bersyarat |
CN1147148C (zh) * | 1997-06-06 | 2004-04-21 | 汤姆森消费电子有限公司 | 机顶盒的有条件访问系统 |
US7039802B1 (en) | 1997-06-06 | 2006-05-02 | Thomson Licensing | Conditional access system for set-top boxes |
KR100252972B1 (ko) * | 1997-12-31 | 2000-04-15 | 구자홍 | 한정수신 시스템 |
IT1303242B1 (it) | 1998-08-11 | 2000-11-02 | Cselt Ct Studi E Lab T | Procedimento e sistema per l'erogazione controllata di servizinumerici quali, ad esempio, servizi telematici multimediali. |
FR2783335B1 (fr) * | 1998-09-11 | 2000-10-13 | Thomson Multimedia Sa | Procede de chargement de droits de systeme a acces conditionnel et dispositif mettant en oeuvre le procede |
JP4382178B2 (ja) * | 1998-09-11 | 2009-12-09 | パナソニック株式会社 | 受信装置 |
US7904187B2 (en) | 1999-02-01 | 2011-03-08 | Hoffberg Steven M | Internet appliance system and method |
EP1026898A1 (en) * | 1999-02-04 | 2000-08-09 | CANAL+ Société Anonyme | Method and apparatus for encrypted transmission |
IL129230A (en) | 1999-03-29 | 2003-04-10 | Nds Ltd | System for determining successful reception of a message |
EP1067720A1 (en) * | 1999-07-05 | 2001-01-10 | CANAL+ Société Anonyme | Method and apparatus for transmitting and receiving messages, in particular in broadcast transmissions |
EP1111923A1 (en) * | 1999-12-22 | 2001-06-27 | Irdeto Access B.V. | Method for operating a conditional access system for broadcast applications |
FR2803160B1 (fr) * | 1999-12-22 | 2002-12-13 | Scm Schneider Microsysteme | Module d'interfacage pour un hote tel un decodeur, decodeur l'integrant et procede de traitement d'informations pour un hote |
DE60040724D1 (de) * | 2000-04-07 | 2008-12-18 | Irdeto Access Bv | Datenverschlüsselungs und -entschlüsselungssystem |
US7203314B1 (en) | 2000-07-21 | 2007-04-10 | The Directv Group, Inc. | Super encrypted storage and retrieval of media programs with modified conditional access functionality |
US7305560B2 (en) * | 2000-12-27 | 2007-12-04 | Proxense, Llc | Digital content security system |
US7472280B2 (en) * | 2000-12-27 | 2008-12-30 | Proxense, Llc | Digital rights management |
US20020080969A1 (en) * | 2000-12-27 | 2002-06-27 | Giobbi John J. | Digital rights management system and method |
US20030115351A1 (en) * | 2001-12-14 | 2003-06-19 | Giobbi John J. | Digital content distribution system and method |
US9613483B2 (en) * | 2000-12-27 | 2017-04-04 | Proxense, Llc | Personal digital key and receiver/decoder circuit system and method |
US6973576B2 (en) * | 2000-12-27 | 2005-12-06 | Margent Development, Llc | Digital content security system |
US20020146125A1 (en) * | 2001-03-14 | 2002-10-10 | Ahmet Eskicioglu | CA system for broadcast DTV using multiple keys for different service providers and service areas |
JP4659357B2 (ja) | 2001-09-21 | 2011-03-30 | ザ・ディレクティービー・グループ・インコーポレイテッド | 条件付アクセスモジュールと、集積受信機およびデコーダの対動作を制御する方法および装置 |
US8966527B1 (en) * | 2001-10-16 | 2015-02-24 | The Directv Group, Inc. | System and method for media inserts in a media distribution system |
US7475259B1 (en) | 2002-02-28 | 2009-01-06 | The Directv Group, Inc. | Multiple nonvolatile memories |
US7437571B1 (en) | 2002-02-28 | 2008-10-14 | The Directv Group, Inc. | Dedicated nonvolatile memory |
US7457967B2 (en) | 2002-02-28 | 2008-11-25 | The Directv Group, Inc. | Hidden identification |
US7275163B2 (en) * | 2002-02-28 | 2007-09-25 | The Directv Group, Inc. | Asynchronous configuration |
FR2837055B1 (fr) * | 2002-03-06 | 2004-06-11 | Viaccess Sa | Protocole de controle d'acces, par plages de durees specifiques, a des informations embrouillees |
FR2838587B1 (fr) * | 2002-04-12 | 2004-06-25 | Sagem | Procede de gestion de droits d'acces a des services de television |
US7111171B2 (en) | 2002-07-09 | 2006-09-19 | Kaleidescope, Inc. | Parallel distribution and fingerprinting of digital content |
JP2005533416A (ja) * | 2002-07-09 | 2005-11-04 | カレイドスケイプ・インコーポレイテッド | 暗号化されたデジタルコンテンツの安全な提示方法 |
AU2002334448A1 (en) * | 2002-10-11 | 2004-05-04 | Conax As | System for secure distribution, storage and conditional retrieval of multimedia content |
US8572408B2 (en) * | 2002-11-05 | 2013-10-29 | Sony Corporation | Digital rights management of a digital device |
US7225458B2 (en) * | 2002-11-21 | 2007-05-29 | The Directv Group, Inc. | Method and apparatus for ensuring reception of conditional access information in multi-tuner receivers |
US8225194B2 (en) | 2003-01-09 | 2012-07-17 | Kaleidescape, Inc. | Bookmarks and watchpoints for selection and presentation of media streams |
WO2004070585A2 (en) | 2003-01-31 | 2004-08-19 | Kaleidescape, Inc. | Detecting collusion among multiple recipients of fingerprinted information |
FR2850822A1 (fr) * | 2003-02-04 | 2004-08-06 | Canal Plus Technologies | Systeme de television a peage, procede de revocation de droits dans un tel systeme, decodeur et carte a puce associes, et message transmis a un tel decodeur |
WO2004075549A1 (ja) * | 2003-02-19 | 2004-09-02 | Matsushita Electric Industrial Co., Ltd. | 番組データ通信システム |
TW200500887A (en) | 2003-03-03 | 2005-01-01 | Nagracard Sa | Security modules deactivation and reactivation method |
WO2004082286A1 (fr) * | 2003-03-12 | 2004-09-23 | Kudelski S.A. | Systeme de television a peage, procede de diffusion de programmes audiovisuels brouilles, decodeur et carte a puce mettant en oeuvre ce procede |
US7508943B2 (en) * | 2003-05-16 | 2009-03-24 | Mo-Dv, Inc. | Multimedia storage systems and methods |
CN1890971A (zh) * | 2003-12-10 | 2007-01-03 | 皇家飞利浦电子股份有限公司 | 条件访问式视频信号分发 |
CN100364331C (zh) * | 2003-12-30 | 2008-01-23 | 北京中视联数字系统有限公司 | 一种条件接收系统中对用户跨区进行管理的方法 |
US20050172132A1 (en) | 2004-01-30 | 2005-08-04 | Chen Sherman (. | Secure key authentication and ladder system |
US9461825B2 (en) | 2004-01-30 | 2016-10-04 | Broadcom Corporation | Method and system for preventing revocation denial of service attacks |
US9094699B2 (en) * | 2004-02-05 | 2015-07-28 | Broadcom Corporation | System and method for security key transmission with strong pairing to destination client |
FR2866772B1 (fr) * | 2004-02-20 | 2006-04-28 | Viaccess Sa | Procede d'appariement d'un terminal recepteur avec une pluralite de cartes de controle d'acces |
US9020854B2 (en) | 2004-03-08 | 2015-04-28 | Proxense, Llc | Linked account system using personal digital key (PDK-LAS) |
EP1605698A1 (fr) * | 2004-06-11 | 2005-12-14 | Nagracard S.A. | Méthode de sécurisation d'un événement télédiffusé |
DE602005016088D1 (de) * | 2004-03-10 | 2009-10-01 | Nagravision Sa | Verfahren zum sichern eines von einem austrahler gesendeten verwürfelten inhalts |
GB0405422D0 (en) * | 2004-03-10 | 2004-04-21 | Nokia Corp | Conditional access system |
US7487349B2 (en) * | 2004-04-23 | 2009-02-03 | Nagracard S.A. | Method for securing a ciphered content transmitted by a broadcaster |
US7590243B2 (en) * | 2004-05-04 | 2009-09-15 | The Directv Group, Inc. | Digital media conditional access system for handling digital media content |
US7543317B2 (en) | 2004-08-17 | 2009-06-02 | The Directv Group, Inc. | Service activation of set-top box functionality using broadcast conditional access system |
JP4690696B2 (ja) * | 2004-10-29 | 2011-06-01 | 株式会社東芝 | デジタル放送受信装置および方法 |
EP1829283A2 (en) | 2004-12-20 | 2007-09-05 | Proxense, LLC | Biometric personal data key (pdk) authentication |
US8583758B2 (en) * | 2005-11-30 | 2013-11-12 | Qwest Communications International Inc. | Network based format conversion |
US8621531B2 (en) * | 2005-11-30 | 2013-12-31 | Qwest Communications International Inc. | Real-time on demand server |
US8752090B2 (en) * | 2005-11-30 | 2014-06-10 | Qwest Communications International Inc. | Content syndication to set top box through IP network |
US20090007171A1 (en) * | 2005-11-30 | 2009-01-01 | Qwest Communications International Inc. | Dynamic interactive advertisement insertion into content stream delivered through ip network |
DE102005060285B4 (de) * | 2005-12-15 | 2007-11-29 | Technisat Digital Gmbh | Verfahren zur Entschlüsselung verschlüsselter DVB-Signale |
DE102005060287B4 (de) * | 2005-12-15 | 2007-10-11 | Technisat Digital Gmbh | Verfahren zum Betrieb eines Systems mit bedingtem Zugang |
DE102005060288A1 (de) * | 2005-12-15 | 2007-06-21 | Technisat Digital Gmbh | Verfahren und Anordnung zum Betrieb eines Entschlüsselungssystems in einem digital Receiver |
US8219129B2 (en) | 2006-01-06 | 2012-07-10 | Proxense, Llc | Dynamic real-time tiered client access |
US11206664B2 (en) | 2006-01-06 | 2021-12-21 | Proxense, Llc | Wireless network synchronization of cells and client devices on a network |
EP1840779B1 (en) * | 2006-03-31 | 2013-03-20 | Irdeto Access B.V. | Method and device for authorising conditional access |
DE102006016121B8 (de) * | 2006-04-05 | 2007-12-20 | Technisat Digital Gmbh | Verfahren und Anordnung zur Aktualisierung der Software einer digitalen Rundfunkempfangseinrichtung |
US8412949B2 (en) | 2006-05-05 | 2013-04-02 | Proxense, Llc | Personal digital key initialization and registration for secure transactions |
US8775319B2 (en) | 2006-05-15 | 2014-07-08 | The Directv Group, Inc. | Secure content transfer systems and methods to operate the same |
US20080193514A1 (en) * | 2006-11-02 | 2008-08-14 | Transcu Ltd. | Compostions and methods for iontophoresis delivery of active ingredients through hair follicles |
US7883003B2 (en) | 2006-11-13 | 2011-02-08 | Proxense, Llc | Tracking system using personal digital key groups |
US9269221B2 (en) | 2006-11-13 | 2016-02-23 | John J. Gobbi | Configuration of interfaces for a location detection system and application |
WO2009062194A1 (en) | 2007-11-09 | 2009-05-14 | Proxense, Llc | Proximity-sensor supporting multiple application services |
US8171528B1 (en) | 2007-12-06 | 2012-05-01 | Proxense, Llc | Hybrid device having a personal digital key and receiver-decoder circuit and methods of use |
WO2009079666A1 (en) | 2007-12-19 | 2009-06-25 | Proxense, Llc | Security system and method for controlling access to computing resources |
WO2009102979A2 (en) | 2008-02-14 | 2009-08-20 | Proxense, Llc | Proximity-based healthcare management system with automatic access to private information |
US8238559B2 (en) * | 2008-04-02 | 2012-08-07 | Qwest Communications International Inc. | IPTV follow me content system and method |
WO2009126732A2 (en) | 2008-04-08 | 2009-10-15 | Proxense, Llc | Automated service-based order processing |
US20090328203A1 (en) * | 2008-05-19 | 2009-12-31 | Honeywell International Inc. | Parametric based conditional access codes for access control applications |
ATE539557T1 (de) * | 2008-07-15 | 2012-01-15 | Irdeto Bv | System und verfahren von entschlüsselungs- und verschlüsselungsdiensten |
US9418205B2 (en) | 2010-03-15 | 2016-08-16 | Proxense, Llc | Proximity-based system for automatic application or data access and item tracking |
US9322974B1 (en) | 2010-07-15 | 2016-04-26 | Proxense, Llc. | Proximity-based system for object tracking |
US8857716B1 (en) | 2011-02-21 | 2014-10-14 | Proxense, Llc | Implementation of a proximity-based system for object tracking and automatic application initialization |
JP5855234B2 (ja) * | 2012-03-27 | 2016-02-09 | 三菱電機株式会社 | デジタル放送受信装置及びデジタル放送受信方法 |
US9405898B2 (en) | 2013-05-10 | 2016-08-02 | Proxense, Llc | Secure element as a digital pocket |
WO2021221189A1 (ko) * | 2020-04-28 | 2021-11-04 | 엘지전자 주식회사 | 신호 처리 장치 및 이를 구비하는 영상표시장치 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3845277A (en) * | 1972-09-01 | 1974-10-29 | Mosler Safe Co | Off-line cash dispenser and banking system |
US3941977A (en) * | 1972-09-01 | 1976-03-02 | The Mosler Safe Company | Off-line cash dispenser and banking system |
FR2448825A1 (fr) * | 1979-02-06 | 1980-09-05 | Telediffusion Fse | Systeme de transmission d'information entre un centre d'emission et des postes recepteurs, ce systeme etant muni d'un moyen de controle de l'acces a l'information transmise |
FR2582936B1 (fr) * | 1985-06-07 | 1990-05-04 | Richard Freres Sa | Collier cervical et son procede de fabrication |
FR2583946B1 (fr) * | 1985-06-24 | 1988-07-29 | France Etat | Systeme de television a controle d'acces utilisant une cle electronique variable |
US4809327A (en) * | 1986-09-02 | 1989-02-28 | Unisys Corporation | Encrtption of messages employing unique control words and randomly chosen encryption keys |
FR2631193B1 (fr) * | 1988-05-06 | 1994-09-16 | Europ Rech Electr Lab | Procede d'embrouillage et de desembrouillage de signaux video composites, et dispositif de mise en oeuvre |
FR2632148B1 (fr) * | 1988-05-27 | 1990-08-10 | France Etat | Procede de diffusion et de reception de messages de gestion de titres d'acces |
FR2641152B1 (ja) * | 1988-12-23 | 1996-05-10 | Europ Rech Electr Lab | |
IL92310A (en) * | 1989-11-14 | 1994-05-30 | News Datacom Ltd | System for controlling access to broadcast transmissions |
US5237610A (en) * | 1990-02-01 | 1993-08-17 | Scientific-Atlanta, Inc. | Independent external security module for a digitally upgradeable television signal decoder |
SE464271B (sv) * | 1990-03-23 | 1991-03-25 | Televerket | Foerfarande och anordning foer kryptering/dekryptering av digitalt flerljud i teve |
FR2663179B1 (fr) * | 1990-06-08 | 1992-09-11 | Matra Communication | Procede et dispositif transcontroleurs pour installation de diffusion de programmes de television a acces conditionnel. |
JPH05122693A (ja) * | 1991-10-28 | 1993-05-18 | Sharp Corp | 衛星放送受信機 |
FR2703552A1 (fr) * | 1993-03-31 | 1994-10-07 | Philips Electronics Nv | Procédé et dispositif pour l'embrouillage et le désembrouillage d'une émission déterminée de télévision. |
FR2718594B1 (fr) * | 1994-04-06 | 1996-04-26 | France Telecom | Procédé de diffusion de programmes à accès conditionnel progressif et à séparation du flux d'information. |
JPH0877706A (ja) * | 1994-07-08 | 1996-03-22 | Sony Corp | 記録再生装置 |
US5793427A (en) * | 1996-10-11 | 1998-08-11 | Divicom Inc. | Processing system with delta-based video data encoding |
-
1996
- 1996-06-28 FR FR9608053A patent/FR2750554B1/fr not_active Expired - Fee Related
-
1997
- 1997-06-17 EP EP97401382A patent/EP0817485B1/en not_active Expired - Lifetime
- 1997-06-17 DE DE69715535T patent/DE69715535T2/de not_active Expired - Lifetime
- 1997-06-26 JP JP17026297A patent/JP4866494B2/ja not_active Expired - Lifetime
- 1997-06-26 CN CN97113963A patent/CN1125564C/zh not_active Expired - Lifetime
- 1997-06-27 US US08/884,343 patent/US6035038A/en not_active Expired - Lifetime
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2008
- 2008-05-21 JP JP2008133563A patent/JP4866878B2/ja not_active Expired - Lifetime
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FR2750554B1 (fr) | 1998-08-14 |
EP0817485A1 (en) | 1998-01-07 |
US6035038A (en) | 2000-03-07 |
DE69715535D1 (de) | 2002-10-24 |
JPH10164052A (ja) | 1998-06-19 |
JP4866494B2 (ja) | 2012-02-01 |
FR2750554A1 (fr) | 1998-01-02 |
DE69715535T2 (de) | 2003-05-22 |
JP2008259234A (ja) | 2008-10-23 |
EP0817485B1 (en) | 2002-09-18 |
CN1171015A (zh) | 1998-01-21 |
CN1125564C (zh) | 2003-10-22 |
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