KR20150104949A - 디지털 시네마 콘텐츠 보호장치 및 그 방법 - Google Patents

디지털 시네마 콘텐츠 보호장치 및 그 방법 Download PDF

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Publication number
KR20150104949A
KR20150104949A KR1020140026986A KR20140026986A KR20150104949A KR 20150104949 A KR20150104949 A KR 20150104949A KR 1020140026986 A KR1020140026986 A KR 1020140026986A KR 20140026986 A KR20140026986 A KR 20140026986A KR 20150104949 A KR20150104949 A KR 20150104949A
Authority
KR
South Korea
Prior art keywords
screening
certificate
digital cinema
information
system information
Prior art date
Application number
KR1020140026986A
Other languages
English (en)
Korean (ko)
Inventor
서원석
Original Assignee
씨제이파워캐스트(주)
주식회사 스마트구루
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 씨제이파워캐스트(주), 주식회사 스마트구루 filed Critical 씨제이파워캐스트(주)
Priority to KR1020140026986A priority Critical patent/KR20150104949A/ko
Priority to PCT/KR2015/002113 priority patent/WO2015133829A1/fr
Publication of KR20150104949A publication Critical patent/KR20150104949A/ko

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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]
    • H04N21/80—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
    • 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
    • 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]
    • H04N21/40—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
    • H04N21/414—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance
    • H04N21/41415—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance involving a public display, viewable by several users in a public space outside their home, e.g. movie theatre, information kiosk
    • 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
    • H04N21/4627—Rights management associated to the content

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Databases & Information Systems (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
KR1020140026986A 2014-03-07 2014-03-07 디지털 시네마 콘텐츠 보호장치 및 그 방법 KR20150104949A (ko)

Priority Applications (2)

Application Number Priority Date Filing Date Title
KR1020140026986A KR20150104949A (ko) 2014-03-07 2014-03-07 디지털 시네마 콘텐츠 보호장치 및 그 방법
PCT/KR2015/002113 WO2015133829A1 (fr) 2014-03-07 2015-03-05 Appareil de protection de contenus de cinéma numériques et procédé associé

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020140026986A KR20150104949A (ko) 2014-03-07 2014-03-07 디지털 시네마 콘텐츠 보호장치 및 그 방법

Publications (1)

Publication Number Publication Date
KR20150104949A true KR20150104949A (ko) 2015-09-16

Family

ID=54055567

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020140026986A KR20150104949A (ko) 2014-03-07 2014-03-07 디지털 시네마 콘텐츠 보호장치 및 그 방법

Country Status (2)

Country Link
KR (1) KR20150104949A (fr)
WO (1) WO2015133829A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102616967B1 (ko) * 2023-06-23 2023-12-27 쿠도커뮤니케이션 주식회사 보안 인증을 이용한 영상 표출제어가 가능한 전광판시스템 및 그 시스템의 영상 표출제어 방법

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111629226A (zh) * 2020-05-15 2020-09-04 上海幕革科技有限公司 一种基于中心存储的数据处理设备及其处理方法
CN113365123B (zh) * 2021-06-02 2022-10-28 深圳市环球数码科技有限公司 一种利用光源芯片操作影院放映服务器方法、系统及存储介质
CN114726647B (zh) * 2022-05-12 2022-08-12 知安视娱(北京)科技有限公司 一种4k影片内容的安全发行方法、系统及安全放映系统

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20050119416A (ko) * 2004-06-16 2005-12-21 로무 가부시키가이샤 디바이스 키 보호 방법 및 그 방법을 이용 가능한 암호화장치와 복호 장치 및 영상 송신 장치와 영상 수신 장치
KR100751424B1 (ko) * 2005-06-30 2007-08-23 김유식 디지털 극장의 영화 컨텐츠 송출 시스템 및 그 방법
KR100996992B1 (ko) * 2006-07-21 2010-11-25 (주)잉카엔트웍스 Ｄｒｍ이 적용된 컨텐츠를 저장 및 사용하기 위한 포터블저장매체 그리고 이를 구현하기 위한 방법 및 시스템
KR100895462B1 (ko) * 2006-10-23 2009-05-06 한국전자통신연구원 디지털 저작권 관리 시스템에서의 콘텐츠 유통 관리 방법

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102616967B1 (ko) * 2023-06-23 2023-12-27 쿠도커뮤니케이션 주식회사 보안 인증을 이용한 영상 표출제어가 가능한 전광판시스템 및 그 시스템의 영상 표출제어 방법

Also Published As

Publication number Publication date
WO2015133829A1 (fr) 2015-09-11

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N231 Notification of change of applicant
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