| 摘要 |
PROBLEM TO BE SOLVED: To process a decoded signal in a proper method when a formula of USAC (Unified Speech and Audio Codec) is used. SOLUTION: An audio decoder 1a includes: a plurality of decoders 102x; a bandwidth enlarger 104 that uses a method specified by transmitted information to process the 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 corresponding decoder from among the plurality of decoders 102x. COPYRIGHT: (C)2011,JPO&INPIT |
