| 摘要 |
<p>A receiving apparatus comprises: a tuner receiving first and second broadcasting signals to output predetermined signals; first and second demodulators demodulating and outputting the first and second broadcasting signals output from the tuner, respectively; a first automatic gain controller (AGC) detecting the signals output from the tuner to output a first automatic gain control signal; and a switching unit providing the tuner with the first automatic gain control signal or a second automatic gain control signal output from the first demodulator according to the broadcasting signals received by the tuner.</p> |
