AUDIO DECODER, AUDIO ENCODER, AND SYSTEM

摘要

Disclosed is an audio decoder (1a) provided with: a plurality of decoders (102x); a bandwidth enlarger (104) that uses a method specified by transmitted information to process a decoded signal resulting from an encoded signal being decoded by a corresponding decoder; and an information transmitter (101) that transmits, to the signal processor, information that specifies the aforementioned corresponding decoder from among the plurality of decoders (102x).