TWI415464B - 影像串流之傳送與接收方法以及用於該方法之紀錄媒體、傳送裝置以及轉換模組 - Google Patents

影像串流之傳送與接收方法以及用於該方法之紀錄媒體、傳送裝置以及轉換模組 Download PDF

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Publication number
TWI415464B
TWI415464B TW99136222A TW99136222A TWI415464B TW I415464 B TWI415464 B TW I415464B TW 99136222 A TW99136222 A TW 99136222A TW 99136222 A TW99136222 A TW 99136222A TW I415464 B TWI415464 B TW I415464B
Authority
TW
Taiwan
Prior art keywords
image
stream
transmitting
normal
video stream
Prior art date
Application number
TW99136222A
Other languages
English (en)
Chinese (zh)
Other versions
TW201130307A (en
Inventor
Pira Emmanuel
Original Assignee
Viaccess Sa
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 Viaccess Sa filed Critical Viaccess Sa
Publication of TW201130307A publication Critical patent/TW201130307A/zh
Application granted granted Critical
Publication of TWI415464B publication Critical patent/TWI415464B/zh

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Classifications

    • 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
    • H04N21/23—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
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/765—Interface circuits between an apparatus for recording and another apparatus

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Television Signal Processing For Recording (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Paper (AREA)
TW99136222A 2009-10-22 2010-10-22 影像串流之傳送與接收方法以及用於該方法之紀錄媒體、傳送裝置以及轉換模組 TWI415464B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0957438A FR2951891B1 (fr) 2009-10-22 2009-10-22 Procedes d'emission et de reception de flux d'images, support d'enregistrement, dispositif d'emission, module de transformation pour ces procedes

Publications (2)

Publication Number Publication Date
TW201130307A TW201130307A (en) 2011-09-01
TWI415464B true TWI415464B (zh) 2013-11-11

Family

ID=42331698

Family Applications (1)

Application Number Title Priority Date Filing Date
TW99136222A TWI415464B (zh) 2009-10-22 2010-10-22 影像串流之傳送與接收方法以及用於該方法之紀錄媒體、傳送裝置以及轉換模組

Country Status (6)

Country Link
EP (1) EP2491714A1 (fr)
CN (1) CN102687519B (fr)
FR (1) FR2951891B1 (fr)
RU (1) RU2513907C2 (fr)
TW (1) TWI415464B (fr)
WO (1) WO2011048142A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3024007B1 (fr) 2014-07-16 2016-08-26 Viaccess Sa Procede d'acces a un contenu multimedia protege par un terminal

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6570990B1 (en) * 1998-11-13 2003-05-27 Lsi Logic Corporation Method of protecting high definition video signal
US6674374B1 (en) * 2003-01-25 2004-01-06 Unisys Corporation Data compressor utilizing switched input coincidence elements
US6795583B1 (en) * 1999-11-24 2004-09-21 General Electric Company Image data compression employing embedded compression and decompression codes
TW200838310A (en) * 2007-03-08 2008-09-16 Realtek Semiconductor Corp Apparatus and method thereof for encoding/decoding video
TW200847792A (en) * 2007-01-22 2008-12-01 Nec Corp Picture re-encoding apparatus, picture re-encoding method and picture re-encoding program
TW200901682A (en) * 2007-03-26 2009-01-01 Nec Corp Communication device, communication control system, communication control method and recording medium recording communication control program

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2122295C1 (ru) * 1994-04-29 1998-11-20 Виктор Павлович Дворкович Способ покадрового сжатия изображений
US5999189A (en) * 1995-08-04 1999-12-07 Microsoft Corporation Image compression to reduce pixel and texture memory requirements in a real-time image generator
RU2304808C1 (ru) * 2004-12-02 2007-08-20 Кэнон Кабусики Кайся Устройство формирования изображения и способ управления этим устройством

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6570990B1 (en) * 1998-11-13 2003-05-27 Lsi Logic Corporation Method of protecting high definition video signal
US6795583B1 (en) * 1999-11-24 2004-09-21 General Electric Company Image data compression employing embedded compression and decompression codes
US6674374B1 (en) * 2003-01-25 2004-01-06 Unisys Corporation Data compressor utilizing switched input coincidence elements
TW200847792A (en) * 2007-01-22 2008-12-01 Nec Corp Picture re-encoding apparatus, picture re-encoding method and picture re-encoding program
TW200838310A (en) * 2007-03-08 2008-09-16 Realtek Semiconductor Corp Apparatus and method thereof for encoding/decoding video
TW200901682A (en) * 2007-03-26 2009-01-01 Nec Corp Communication device, communication control system, communication control method and recording medium recording communication control program

Also Published As

Publication number Publication date
TW201130307A (en) 2011-09-01
FR2951891B1 (fr) 2011-12-30
CN102687519B (zh) 2016-03-23
RU2012120849A (ru) 2013-11-27
RU2513907C2 (ru) 2014-04-20
WO2011048142A1 (fr) 2011-04-28
FR2951891A1 (fr) 2011-04-29
EP2491714A1 (fr) 2012-08-29
CN102687519A (zh) 2012-09-19

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