SG11201609457UA - Systems and methods for protecting elementary bitstreams incorporating independently encoded tiles - Google Patents

Systems and methods for protecting elementary bitstreams incorporating independently encoded tiles

Info

Publication number
SG11201609457UA
SG11201609457UA SG11201609457UA SG11201609457UA SG11201609457UA SG 11201609457U A SG11201609457U A SG 11201609457UA SG 11201609457U A SG11201609457U A SG 11201609457UA SG 11201609457U A SG11201609457U A SG 11201609457UA SG 11201609457U A SG11201609457U A SG 11201609457UA
Authority
SG
Singapore
Prior art keywords
systems
methods
independently encoded
encoded tiles
elementary bitstreams
Prior art date
Application number
SG11201609457UA
Other languages
English (en)
Inventor
Jason Braness
William David Amidei
Mayur Srinivasan
Original Assignee
Sonic Ip Inc
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 Sonic Ip Inc filed Critical Sonic Ip Inc
Publication of SG11201609457UA publication Critical patent/SG11201609457UA/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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
    • H04N21/23476—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving video stream encryption by partially encrypting, e.g. encrypting the ending portion of a movie
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
    • H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
    • 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
    • H04N21/2353—Processing of additional data, e.g. scrambling of additional data or processing content descriptors specifically adapted to content descriptors, e.g. coding, compressing or processing of metadata
    • 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
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/435—Processing of additional data, e.g. decrypting of additional data, reconstructing software from modules extracted from the transport stream
    • 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
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/435—Processing of additional data, e.g. decrypting of additional data, reconstructing software from modules extracted from the transport stream
    • H04N21/4353—Processing of additional data, e.g. decrypting of additional data, reconstructing software from modules extracted from the transport stream involving decryption 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]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
    • H04N21/4405—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving video stream decryption
    • H04N21/44055—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving video stream decryption by partially decrypting, e.g. decrypting a video stream that has been partially encrypted
    • 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
    • H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
    • H04L9/065—Encryption by serially and continuously modifying data stream elements, e.g. stream cipher systems, RC4, SEAL or A5/3

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Library & Information Science (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
SG11201609457UA 2014-08-07 2015-08-07 Systems and methods for protecting elementary bitstreams incorporating independently encoded tiles SG11201609457UA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201462034714P 2014-08-07 2014-08-07
PCT/US2015/044325 WO2016022979A1 (en) 2014-08-07 2015-08-07 Systems and methods for protecting elementary bitstreams incorporating independently encoded tiles

Publications (1)

Publication Number Publication Date
SG11201609457UA true SG11201609457UA (en) 2016-12-29

Family

ID=55264671

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201609457UA SG11201609457UA (en) 2014-08-07 2015-08-07 Systems and methods for protecting elementary bitstreams incorporating independently encoded tiles

Country Status (10)

Country Link
US (4) US9762937B2 (ja)
EP (2) EP3134995B1 (ja)
JP (6) JP2017526228A (ja)
KR (5) KR20230156433A (ja)
CN (1) CN106664203B (ja)
CA (1) CA2952847A1 (ja)
ES (1) ES2908859T3 (ja)
MX (1) MX2016015022A (ja)
SG (1) SG11201609457UA (ja)
WO (1) WO2016022979A1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
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US10542303B2 (en) 2014-08-07 2020-01-21 Divx, Llc Systems and methods for protecting elementary bitstreams incorporating independently encoded tiles

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US10218986B2 (en) * 2016-09-26 2019-02-26 Google Llc Frame accurate splicing
KR102649892B1 (ko) * 2017-07-06 2024-03-21 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 분할된 비디오 스트리밍 개념
MX2020001303A (es) * 2017-08-10 2020-03-09 Sony Corp Aparato de transmision, metodo de transmision, aparato de recepcion y metodo de recepcion.
EP3474247B1 (en) * 2017-10-17 2021-04-07 Nokia Technologies Oy Media content privacy control
CN109327711A (zh) * 2018-10-22 2019-02-12 高斯贝尔数码科技股份有限公司 音视频的内容格式分层结构、加密方法、解密方法及终端
US11206244B2 (en) * 2018-12-21 2021-12-21 ARRIS Enterprise LLC Method to preserve video data obfuscation for video frames
CN110401849A (zh) * 2019-03-01 2019-11-01 腾讯科技（深圳）有限公司 视频数据的加密处理方法及装置
KR20230023359A (ko) * 2021-08-10 2023-02-17 한화테크윈 주식회사 감시카메라 시스템

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