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Digital Video Broadcasting - Satellite - Second Generation (DVB-S2) is a digital television broadcast standard that has been designed as a successor for the popular DVB-S system. It was developed in 2003 by the Digital Video Broadcasting Project, an international industry consortium, and ratified by ETSI (EN 302307) in March 2005.
DVB-S2X is an extension of DVB-S2 satellite digital broadcasting standard. It was standardized by DVB Project [ 1 ] in March 2014 as an optional extension of DVB-S2 standard. [ 2 ] It became an ETSI standard.
This extended version, formally referred to as "ETSI EN 301 790 v 1.5.1" is also known as "DVB-RCS+M". The "+M" version added several new features, such as the ability to use "DVB-S2" bursts in the uplink channel back to the satellite. It incorporated signal fade mitigation techniques and other solutions to combat short term signal loss.
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The European Telecommunications Standards Institute (ETSI) is an independent, not-for-profit, standardization organization operating in the field of information and communications. ETSI supports the development and testing of global technical standards for ICT-enabled systems, applications and services.
On DVB-S2, DVB-T2, and DVB-C2 the ACM/VCM modes may cause the Base Band frames to vary in size depending on the transmission conditions. Hence there may be situations where the first fragments of a payload frame have been sent, but the encapsulator is forced to set aside the current payload frame, and start working on a new one.
Cable started broadcasting digital in 2001. Most cable companies switched off analogue in 2021. Satellite broadcasting switched to the digital standard in 1996 and to DVB-S2 around 2010. The last DVB-S channels were shut down in 2016. DVB-H was only available for a brief period between 2008 and 2011 in the bigger cities.
Digital Video Broadcasting (DVB) is a set of international open standards for digital television.DVB standards are maintained by the DVB Project, an international industry consortium, [1] and are published by a Joint Technical Committee (JTC) of the European Telecommunications Standards Institute (ETSI), European Committee for Electrotechnical Standardization (CENELEC) and European ...