Online Computer Dictionary
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Queried for: Spectral Band Replication
Definition:
(SBR) Guessing the nontransmitted higher frequency range of a compressed audio file by some helper bits (transmiited with the stream) and the transmitted base band.
SBR allows a restoration (not reconstruction) of the upper frequency range without lots of bits. It was developed by Coding Technology (http://codingtechnology.com/, and is useful for medium and high quality coding at low and medium data rates. It is used by {Digital Radio Mondiale and MP3 Pro.
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