CN100409685C - 用于通信保护内容的验证权限的系统和方法 - Google Patents

用于通信保护内容的验证权限的系统和方法 Download PDF

Info

Publication number
CN100409685C
CN100409685C CNB008145032A CN00814503A CN100409685C CN 100409685 C CN100409685 C CN 100409685C CN B008145032 A CNB008145032 A CN B008145032A CN 00814503 A CN00814503 A CN 00814503A CN 100409685 C CN100409685 C CN 100409685C
Authority
CN
China
Prior art keywords
source device
receiving equipment
identifier
code
data
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.)
Expired - Lifetime
Application number
CNB008145032A
Other languages
English (en)
Chinese (zh)
Other versions
CN1379955A (zh
Inventor
D·J·杜菲尔德
M·S·戴斯
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
InterDigital CE Patent Holdings SAS
Original Assignee
RCA Licensing Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by RCA Licensing Corp filed Critical RCA Licensing Corp
Publication of CN1379955A publication Critical patent/CN1379955A/zh
Application granted granted Critical
Publication of CN100409685C publication Critical patent/CN100409685C/zh
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Classifications

    • 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
    • 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
    • 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
    • H04N21/41—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
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/426—Internal components of the client ; Characteristics thereof
    • H04N21/42684—Client identification by a unique number or address, e.g. serial number, MAC address, socket ID
    • 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]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • 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
    • H04N21/633—Control signals issued by server directed to the network components or client
    • H04N21/6332—Control signals issued by server directed to the network components or client directed to client
    • 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
    • H04N21/63345—Control signals issued by server directed to the network components or client directed to client for authorisation, e.g. by transmitting a key by transmitting keys
    • 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
    • H04N21/8355—Generation of protective data, e.g. certificates involving usage data, e.g. number of copies or viewings allowed
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Databases & Information Systems (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Storage Device Security (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
CNB008145032A 1999-10-19 2000-10-19 用于通信保护内容的验证权限的系统和方法 Expired - Lifetime CN100409685C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US16035599P 1999-10-19 1999-10-19
US60/160355 1999-10-19

Publications (2)

Publication Number Publication Date
CN1379955A CN1379955A (zh) 2002-11-13
CN100409685C true CN100409685C (zh) 2008-08-06

Family

ID=22576540

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB008145032A Expired - Lifetime CN100409685C (zh) 1999-10-19 2000-10-19 用于通信保护内容的验证权限的系统和方法

Country Status (10)

Country Link
EP (1) EP1222819B1 (enExample)
JP (1) JP4841095B2 (enExample)
KR (1) KR100695706B1 (enExample)
CN (1) CN100409685C (enExample)
AU (1) AU1216301A (enExample)
DE (1) DE60012351T2 (enExample)
ES (1) ES2220558T3 (enExample)
IL (2) IL148775A0 (enExample)
MX (1) MXPA02003831A (enExample)
WO (1) WO2001030083A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106209742A (zh) * 2015-05-07 2016-12-07 阿里巴巴集团控股有限公司 安全验证方法及系统

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100472508C (zh) * 2003-10-23 2009-03-25 微软公司 受保护的媒体路径与拒绝响应使能器
US7546641B2 (en) * 2004-02-13 2009-06-09 Microsoft Corporation Conditional access to digital rights management conversion
CN100412743C (zh) * 2004-12-17 2008-08-20 摩托罗拉公司 用于数字权限管理的方法和装置
KR20080069327A (ko) * 2007-01-23 2008-07-28 주식회사 알티캐스트 Ｉｐｔｖ에서 콘텐츠 보호유통에 관한 방법
CN101290641B (zh) * 2007-04-16 2010-10-13 华为技术有限公司 触发设备执行操作的方法、设备及系统

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5420866A (en) * 1994-03-29 1995-05-30 Scientific-Atlanta, Inc. Methods for providing conditional access information to decoders in a packet-based multiplexed communications system
EP0858184A2 (en) * 1997-02-07 1998-08-12 Nds Limited Digital recording protection system
WO1999007150A1 (en) * 1997-08-01 1999-02-11 Scientific-Atlanta, Inc. Encryption devices for use in a conditional access system
WO1999022372A1 (en) * 1997-10-24 1999-05-06 Sony Electronics, Inc. A method and a system for transferring information using an encryption mode indicator

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3657439B2 (ja) * 1997-10-03 2005-06-08 株式会社日立製作所 同報暗号通信における暗復号化鍵の配送方法
JP4496440B2 (ja) * 1998-01-12 2010-07-07 ソニー株式会社 暗号化コンテンツ送信装置
JPH11261731A (ja) * 1998-03-13 1999-09-24 Nec Corp 移動通信システム、移動通信システムにおける接続方法及びこれが書き込まれた記憶媒体
CA2366301C (en) * 1999-03-15 2010-07-13 Thomson Licensing S.A. A global copy protection system for digital home networks
IL148763A0 (en) * 1999-10-06 2002-09-12 Thomson Licensing Sa Method and system for handling two ca systems in a same receiver
KR100676913B1 (ko) * 1999-11-02 2007-01-31 톰슨 라이센싱 조건부 억세스 시스템의 추가를 용이하게 하는 방법 및 관련된 방법

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5420866A (en) * 1994-03-29 1995-05-30 Scientific-Atlanta, Inc. Methods for providing conditional access information to decoders in a packet-based multiplexed communications system
EP0858184A2 (en) * 1997-02-07 1998-08-12 Nds Limited Digital recording protection system
WO1999007150A1 (en) * 1997-08-01 1999-02-11 Scientific-Atlanta, Inc. Encryption devices for use in a conditional access system
WO1999022372A1 (en) * 1997-10-24 1999-05-06 Sony Electronics, Inc. A method and a system for transferring information using an encryption mode indicator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106209742A (zh) * 2015-05-07 2016-12-07 阿里巴巴集团控股有限公司 安全验证方法及系统

Also Published As

Publication number Publication date
EP1222819B1 (en) 2004-07-21
KR20020041826A (ko) 2002-06-03
ES2220558T3 (es) 2004-12-16
CN1379955A (zh) 2002-11-13
DE60012351T2 (de) 2005-08-04
JP2003512786A (ja) 2003-04-02
KR100695706B1 (ko) 2007-03-19
IL148775A (en) 2007-07-24
MXPA02003831A (es) 2003-07-14
IL148775A0 (en) 2002-09-12
DE60012351D1 (de) 2004-08-26
AU1216301A (en) 2001-04-30
EP1222819A1 (en) 2002-07-17
WO2001030083A1 (en) 2001-04-26
JP4841095B2 (ja) 2011-12-21

Similar Documents

Publication Publication Date Title
KR100718598B1 (ko) 디바이스들의 사이에서 디지털 데이터의 안전한 통신을 제공하기 위한 방법 및 장치
US9252957B2 (en) Method for preventing laundering and repackaging of multimedia content in content distribution systems
US20030159043A1 (en) Method and apparatus for use of a watermark and a receiver dependent reference for the purpose of copy pretection
JP2002521885A (ja) コピープロテクションのためのウォーターマーク使用
CA2384012A1 (en) Method and apparatus for preventing piracy of digital content
KR100867033B1 (ko) 제어 워드를 사용하여 암호화된 서비스로 선택적으로액세스를 공급하기 위한 장치 및 방법과 스마트 카드
KR101406350B1 (ko) 클라이언트 도메인 내에서의 디지털 콘텐츠의 이용을관리하기 위한 방법 및 이 방법을 실행하는 디바이스
KR100978162B1 (ko) 도메스틱 디지털 네트워크 키의 유효성 인증 방법
US7356848B1 (en) System and method of verifying authorization for communicating protected content
CN100409685C (zh) 用于通信保护内容的验证权限的系统和方法
CN1327663A (zh) 更新撤销列表以抵制对方
EP1145243A2 (en) Copy protection by message encryption
JP2002521868A (ja) ウォーターマークの使用方法及び装置及び、コピープロテクションのための受信機に依存した基準
KR101012561B1 (ko) Ｄｒｍ 컨텐츠 제공 시스템 및 ｄｒｍ 컨텐츠 제공 방법
JP3523234B2 (ja) デジタル放送記録再生装置
US20090138701A1 (en) Method for recording and restoring a ciphered content by a processing unit
HK1102252A1 (en) Digital audio/video data processing unit and method for controlling access to said data
HK1102252B (en) Digital audio/video data processing unit and method for controlling access to said data

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C14 Grant of patent or utility model
GR01 Patent grant
CP02 Change in the address of a patent holder

Address after: I Si Eli Murli Nor, France

Patentee after: THOMSON LICENSING S.A.

Address before: French Boulogne

Patentee before: THOMSON LICENSING S.A.

CP02 Change in the address of a patent holder
TR01 Transfer of patent right

Effective date of registration: 20190528

Address after: Paris France

Patentee after: Interactive digital CE patent holding Co.

Address before: I Si Eli Murli Nor, France

Patentee before: THOMSON LICENSING S.A.

TR01 Transfer of patent right
CX01 Expiry of patent term

Granted publication date: 20080806

CX01 Expiry of patent term