| http://www.w3.org/ns/prov#value | - While the gain variable amplifier 115 provided in the subsequent stage of the mixer 113 is configured in the three stages, the number of the stages may be two or four or more. [0084] While the above description has principally been made of the case in which the invention made by the present inventors is applied to the signal processing semiconductor integrated circuit device of the direct conversi
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