| 摘要 |
<P>PROBLEM TO BE SOLVED: To attain improvement in user convenience by selecting one of a plurality of transmission signal sources for transmission. <P>SOLUTION: There are provided an input means for entering a plurality of signal sources, a selection means for alternatively selecting and outputting the plurality of signal sources, a transmission means for modulating the signal source selected by the selection means and transmitting it as an infrared signal, and an information signal transmitting means for transmitting an information signal having contents indicative of the signal source selected by the selection means together with the transmission signal of the input source. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
