WO2012141501A3 - Cas 서비스를 제공하기 위한 cas 서비스 시스템 및 그 운용방법 - Google Patents

Cas 서비스를 제공하기 위한 cas 서비스 시스템 및 그 운용방법 Download PDF

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Publication number
WO2012141501A3
WO2012141501A3 PCT/KR2012/002767 KR2012002767W WO2012141501A3 WO 2012141501 A3 WO2012141501 A3 WO 2012141501A3 KR 2012002767 W KR2012002767 W KR 2012002767W WO 2012141501 A3 WO2012141501 A3 WO 2012141501A3
Authority
WO
WIPO (PCT)
Prior art keywords
cas
cas service
operation method
service system
system supplying
Prior art date
Application number
PCT/KR2012/002767
Other languages
English (en)
French (fr)
Other versions
WO2012141501A2 (ko
Inventor
오성흔
이명호
이기택
신용태
Original Assignee
(주)디지캡
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 (주)디지캡 filed Critical (주)디지캡
Publication of WO2012141501A2 publication Critical patent/WO2012141501A2/ko
Publication of WO2012141501A3 publication Critical patent/WO2012141501A3/ko

Links

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
    • 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]
    • H04N21/20—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
    • 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]
    • H04N21/40—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]

Landscapes

  • Engineering & Computer Science (AREA)
  • Databases & Information Systems (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Telephonic Communication Services (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)

Abstract

본 발명은 CAS 서비스를 제공하기 위한 CAS 서비스 시스템 및 그 운용방법에 관한 것으로써, CAS 서버를 하나의 방송 사업자의 Head-end에 설치하지 않고 독립적인 센터 형식으로 구성하여 여러 방송 사업자에게 다양한 벤더(vendor)에서 제공하는 CAS 기능을 원격에서 제공하여 비용 및 자원 효율적인 CAS 서비스를 제공받을 수 있는 CAS 서비스 시스템 및 그 운용방법에 관한 것이다.
PCT/KR2012/002767 2011-04-13 2012-04-12 Cas 서비스를 제공하기 위한 cas 서비스 시스템 및 그 운용방법 WO2012141501A2 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020110034067A KR101085575B1 (ko) 2011-04-13 2011-04-13 Ｃａｓ 서비스를 제공하기 위한 ｃａｓ 서비스 시스템 및 그 운용방법
KR10-2011-0034067 2011-04-13

Publications (2)

Publication Number Publication Date
WO2012141501A2 WO2012141501A2 (ko) 2012-10-18
WO2012141501A3 true WO2012141501A3 (ko) 2013-01-10

Family

ID=45398035

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2012/002767 WO2012141501A2 (ko) 2011-04-13 2012-04-12 Cas 서비스를 제공하기 위한 cas 서비스 시스템 및 그 운용방법

Country Status (2)

Country Link
KR (1) KR101085575B1 (ko)
WO (1) WO2012141501A2 (ko)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101288550B1 (ko) 2011-10-21 2013-07-22 주식회사 디지캡 가입자 관리가 용이한 디지털 멀티미디어 방송 제공장치 및 디지털 멀티미디어 방송 수신장치
KR102590165B1 (ko) * 2016-08-11 2023-10-17 삼성전자 주식회사 Cas 정보 설치 방법 및 장치
KR20190094588A (ko) * 2018-02-05 2019-08-14 삼성전자주식회사 전자장치, 인증장치 및 그 제어방법
WO2019245318A1 (ko) * 2018-06-22 2019-12-26 삼성전자 주식회사 수신 제한 시스템에 기반하는 컨텐트를 처리하기 위한 장치 및 방법
GB2575032B (en) 2018-06-22 2022-01-12 Samsung Electronics Co Ltd Apparatus, systems and methods for accessing CAS protected content
KR102608667B1 (ko) 2018-12-05 2023-12-01 삼성전자주식회사 전자장치, 서버 및 그 제어방법

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100886153B1 (ko) * 2007-12-11 2009-02-27 한국전자통신연구원 수신 제한 시스템 및 그의 동기화 방법
KR20090056651A (ko) * 2007-11-30 2009-06-03 한국전자통신연구원 방송 시스템에서 다수의 제한수신 어플리케이션을 가지는단말 장치 및 방법
KR20100136104A (ko) * 2009-06-18 2010-12-28 주식회사 케이티 복수의 수신 제한 시스템을 이용하는 콘텐츠 보안 시스템 및 방법

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20090056651A (ko) * 2007-11-30 2009-06-03 한국전자통신연구원 방송 시스템에서 다수의 제한수신 어플리케이션을 가지는단말 장치 및 방법
KR100886153B1 (ko) * 2007-12-11 2009-02-27 한국전자통신연구원 수신 제한 시스템 및 그의 동기화 방법
KR20100136104A (ko) * 2009-06-18 2010-12-28 주식회사 케이티 복수의 수신 제한 시스템을 이용하는 콘텐츠 보안 시스템 및 방법

Also Published As

Publication number Publication date
WO2012141501A2 (ko) 2012-10-18
KR101085575B1 (ko) 2011-11-25

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