Difference between revisions of "Digital Video Broadcasting"

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Digital TV or '''D'''igital '''V'''ideo '''B'''roadcasting, is a set of standards for the transmission of digital video and audio.   
 
Digital TV or '''D'''igital '''V'''ideo '''B'''roadcasting, is a set of standards for the transmission of digital video and audio.   
  
DVB consists of data packets, which carry MPEG2 coded video/audio and EPG combined with other payload encapsulated in [[MPEG2 Transport Stream]]s. Depending on the transmission path there a different kinds of Digital TV, which are using different [[Modulation Scheme]]s, frequencies, transmission parameters and are optimized for different transmission networks and target devices.
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DVB consists of data packets, which carry MPEG-2 coded video/audio and EPG combined with other payload encapsulated in [[MPEG-2 Transport Stream]]s. Depending on the transmission path there a different kinds of Digital TV, which are using different [[Modulation Scheme]]s, frequencies, transmission parameters and are optimized for different transmission networks and target devices.
  
 
[[DVB-S]] (Digital Broadcasting over Satellite)  
 
[[DVB-S]] (Digital Broadcasting over Satellite)  

Revision as of 00:13, 7 January 2008

The term Digital Video Broadcasting (short DVB) is originally a synonym for Digital TV that would broadcast video digitally instead of Analog TV transmissions. On the technical side the term DVB is a synonym to the DVB Standard which defines the encoding of the digital video streams used for broadcasting.

Digital TV or Digital Video Broadcasting, is a set of standards for the transmission of digital video and audio.

DVB consists of data packets, which carry MPEG-2 coded video/audio and EPG combined with other payload encapsulated in MPEG-2 Transport Streams. Depending on the transmission path there a different kinds of Digital TV, which are using different Modulation Schemes, frequencies, transmission parameters and are optimized for different transmission networks and target devices.

DVB-S (Digital Broadcasting over Satellite)

DVB-S2 (Digital Broadcasting over Satellite Version 2)

DVB-C (Digital Broadcasting over Cable Networks)

DVB-T (Digital Broadcasting over Terrestrial RF - i.e. with a normal TV antenna)

ATSC (The U.S. standard for Digital Broadcasting over Terrestrial Networks)

ISDB (Japan's standard for Digital Broadcasting: Integrated Services Digital Broadcasting)


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