4VSB is an
abbreviation for 4-level
vestigial sideband modulation, a type of radio transmission capable of transmitting two bits of information (22=4) at a time.[1] Other faster but less rugged forms include
8VSB and
16VSB. While
2VSB is more rugged, it is also slower.
References
^M. Sablatash (1994). "Error-Control Coding, Modulation, and Equalization for All-Digital Advanced Television: State of the Art and Future Possibilities". In L. Stenger; L. Chiariglione; M. Akgun (eds.). Signal processing of HDTV, V. International Workshop on HDTV '93, Ottawa, Canada, October 26-28, 1993. Amsterdam: Elsevier. p. 307.
ISBN978-1-4832-9851-1.
OCLC896825877.
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