GB201500293D0 - Digital television broadcast data stream authentication - Google Patents

Digital television broadcast data stream authentication

Info

Publication number
GB201500293D0
GB201500293D0 GBGB1500293.4A GB201500293A GB201500293D0 GB 201500293 D0 GB201500293 D0 GB 201500293D0 GB 201500293 A GB201500293 A GB 201500293A GB 201500293 D0 GB201500293 D0 GB 201500293D0
Authority
GB
United Kingdom
Prior art keywords
data stream
digital television
broadcast data
television broadcast
stream authentication
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.)
Withdrawn
Application number
GBGB1500293.4A
Other versions
GB2534133A (en
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.)
Strategy and Technology Ltd
Original Assignee
Strategy and Technology Ltd
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 Strategy and Technology Ltd filed Critical Strategy and Technology Ltd
Priority to GB1500293.4A priority Critical patent/GB2534133A/en
Publication of GB201500293D0 publication Critical patent/GB201500293D0/en
Priority to PCT/GB2016/050051 priority patent/WO2016110718A1/en
Publication of GB2534133A publication Critical patent/GB2534133A/en
Withdrawn legal-status Critical Current

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
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/235—Processing of additional data, e.g. scrambling of additional data or processing content descriptors
    • 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
    • H04N21/235—Processing of additional data, e.g. scrambling of additional data or processing content descriptors
    • H04N21/2351—Processing of additional data, e.g. scrambling of additional data or processing content descriptors involving encryption of additional data
    • 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
    • H04N21/236—Assembling of a multiplex stream, e.g. transport stream, by combining a video stream with other content or additional data, e.g. inserting a URL [Uniform Resource Locator] into a video stream, multiplexing software data into a video stream; Remultiplexing of multiplex streams; Insertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rate; Assembling of a packetised elementary stream
    • H04N21/23614—Multiplexing of additional data and video streams
    • 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]

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Databases & Information Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Television Systems (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
GB1500293.4A 2015-01-08 2015-01-08 Digital television broadcast data stream authentication Withdrawn GB2534133A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB1500293.4A GB2534133A (en) 2015-01-08 2015-01-08 Digital television broadcast data stream authentication
PCT/GB2016/050051 WO2016110718A1 (en) 2015-01-08 2016-01-08 Digital television broadcast data stream authentication

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1500293.4A GB2534133A (en) 2015-01-08 2015-01-08 Digital television broadcast data stream authentication

Publications (2)

Publication Number Publication Date
GB201500293D0 true GB201500293D0 (en) 2015-02-25
GB2534133A GB2534133A (en) 2016-07-20

Family

ID=52597386

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1500293.4A Withdrawn GB2534133A (en) 2015-01-08 2015-01-08 Digital television broadcast data stream authentication

Country Status (2)

Country Link
GB (1) GB2534133A (en)
WO (1) WO2016110718A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10284568B2 (en) * 2016-08-23 2019-05-07 Guardtime Ip Holdings Limited System and method for secure transmission of streamed data frames
GB2553295B (en) * 2016-08-25 2020-12-16 Samsung Electronics Co Ltd Managing communications between a broadcast receiver and a security module

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5625693A (en) * 1995-07-07 1997-04-29 Thomson Consumer Electronics, Inc. Apparatus and method for authenticating transmitting applications in an interactive TV system
EP0946019A1 (en) * 1998-03-25 1999-09-29 CANAL+ Société Anonyme Authentification of data in a digital transmission system
EP0989743A1 (en) * 1998-09-25 2000-03-29 CANAL+ Société Anonyme Application data table for a multiservice digital transmission system
KR100617867B1 (en) * 2005-03-07 2006-08-28 엘지전자 주식회사 Method for signature authorization of application program files in data broadcasting
US8627184B2 (en) * 2009-03-31 2014-01-07 Qualcomm Incorporated Systems and methods for protecting a multi-part broadcast control message
CN101600083B (en) * 2009-07-14 2011-06-29 北京波智高远信息技术有限公司 Code stream authenticator system of ground digital TV and method therefor
GB201214906D0 (en) * 2012-08-21 2012-10-03 Strategy & Technology Ltd Device authentication

Also Published As

Publication number Publication date
GB2534133A (en) 2016-07-20
WO2016110718A1 (en) 2016-07-14

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)