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DVB – Digital Video Broadcasting Standards

DVB – Digital Video Broadcasting Standards. What is DVB ?. DVB (Digital Video Broadcasting) is a set of international open standards for digital television

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DVB – Digital Video Broadcasting Standards

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  1. DVB – Digital Video Broadcasting Standards

  2. What is DVB ? • DVB (Digital Video Broadcasting) is a set of international open standards for digital television • DVB standards are maintained by the DVB Project (international industry consortium) and published by a Joint Technical Committee (JTC) of European Telecommunications Standards Institute (ETSI), European Committee for Electrotechnical Standardization (CENELEC) and European Broadcasting Union (EBU) • DVB standards are publicly available, free of charge at http://www.etsi.org and http://www.dvb.org • DVB standards are used in Europe; similar standards are ATSC (used in USA/North America), ISDB (used in Japan/South America) and DMB (used in China, Korea)

  3. DVB generalities • DVB standards define the physical layer and data link layer of the distribution system • DVB standards are based on MPEG-2 and MPEG-4 standards and all data is transmitted in MPEG Transport Streams • most important DVB standards are: • for satellite TV: DVB-S, DVB-S2 • for terrestrial (aerial) TV: DVB-T, DVB-T2 • for cable TV: DVB-C, DVB-C2 • for handheld devices TV: DVB-H, DVB-SH • DVB has a conditional access system (DVB-CA) through Common Scrambling Algorithm (DVB-CSA) and a physical Common Interface (DVB-CI) • DVB-S and DVB-C were ratified in 1994 and DVB-T in 1997

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