| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a signal processing device, signal processing method and program capable of providing ambient audio while reducing discomfort or trouble caused by disturbing listening of sounds of music or the like. <P>SOLUTION: A signal processing device 1 includes: an audio signal acquisition portion 11 that acquires audio signals SL, SR; an external signal acquisition portion 14 that acquires external signals ML, MR; an output signal generation portion 100 that can generate output signals OL, OR from the audio signals and the external signals; a mode setting portion 25 that can set an external mode as an operation mode; and a fade control portion 26 that controls the output signal generation portion in accordance with the operation mode. When the external mode is set, the fade control portion causes the output signal generation portion to generate the output signal for one of the right ear and the left ear of a user U from at least the external signal, and also to generate the output signal for the other ear from at least the audio signal. <P>COPYRIGHT: (C)2010,JPO&INPIT |
