| 摘要 |
PROBLEM TO BE SOLVED: To provide an audio signal processor capable of switching to acoustic processing according to the genre of a content without sense of incongruity, when the content is switched to the one to be viewed and listened by channel switching. SOLUTION: In an AV system, an AV amplifier 20 acquires and memorizes a program information Pg from a television receiver 10 beforehand. When a channel is switched, the television receiver 10 can transmit a channel information Ch to the AV amplifier 20, along with channel switching processing. Thereby, the AV amplifier 20 can specify promptly the genre corresponding to the content after the channel switching. In addition, the AV amplifier 20 can be switched to setup for a sound field effect according to the genre, and can emit an audio signal Saout. COPYRIGHT: (C)2010,JPO&INPIT
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