Digital TV: Difference between revisions
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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. |
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DVB consists of |
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-S]] (Digital Broadcasting over Satellite) |
[[DVB-S]] (Digital Broadcasting over Satellite) |
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Revision as of 08:31, 25 May 2005
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 MPEG2 coded video/audio and EPG combined with other payload encapsulated in MPEG2 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-C (Digital Broadcasting over Cable Networks)
DVB-T (Digital Broadcasting over Terrestrial Networks)
DVB-H (Digital Broadcasting over Handheld Networks, e.g. mobile phones. Sometimes called DVB-N like Nokia ;) - )
ATSC (The U.S. standard for Digital Broadcasting over Terrestrial Networks)