CPC H03G 3/3005 (2013.01) [H04R 1/028 (2013.01); H04R 5/02 (2013.01); H04R 5/04 (2013.01); H04R 29/001 (2013.01); H04S 1/007 (2013.01); H03G 2201/103 (2013.01); H04R 2430/01 (2013.01); H04R 2499/15 (2013.01); H04S 2400/13 (2013.01)] | 12 Claims |
1. A signal processing device comprising:
a first panel displacement control unit to which a first audio signal is input;
a second panel displacement control unit to which a second audio signal is input; and
a control unit configured to control the first panel displacement control unit and the second panel displacement control unit, wherein
the first panel displacement control unit includes a first gain adjustment unit configured to adjust a level of the first audio signal,
the second panel displacement control unit includes a second gain adjustment unit configured to adjust a level of the second audio signal, and
the control unit includes
a correlation determination unit configured to determine presence or absence of a correlation between the first audio signal and the second audio signal, and
a gain control unit configured to control a level adjustment amount in each of the first gain adjustment unit and the second gain adjustment unit on a basis of a determination result of the correlation determination unit.
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