Patent ID: 7227915

Claim:
A receiver comprising: a receiving unit which receives a multiplex wave of a first broadcasting wave and a second broadcasting wave and outputs a received signal; a first filter which extracts only the first broadcasting wave from the received signal and outputs a first broadcasting wave signal; a second filter which extracts the first broadcasting wave and the second broadcasting wave from the received signal and outputs a second broadcasting wave signal; a first AGC unit which receives a signal indicative of a level of the first broadcasting wave signal and controls a gain of the first broadcasting wave signal based on the level of the first broadcasting wave signal; a second AGC unit which receives a signal indicative of a level of the second broadcasting wave signal and controls a gain of the second broadcasting wave signal based on the level of the second broadcasting wave signal; an AGC adjusting quantity determining unit which analyzes a receiving condition of the first broadcasting wave signal and determines an AGC adjusting quantity based on an analyzed result; and an AGC adjusting unit which adjusts an AGC quantity of the second AGC unit according to the AGC adjusting quantity.