RADIO RECEIVER, CALIBRATION METHOD FOR RADIO RECEIVER, TIME SERIES VARIATION CORRECTION METHOD FOR RADIO RECEIVER, AND RADIO BASE STATION DEVICE

摘要

PROBLEM TO BE SOLVED: To expand a reception dynamic range of a radio receiver.;SOLUTION: A radio receiver comprises: a signal division part 3 which divides an intermediate frequency signal obtained by frequency-converting a radio frequency signal received by an analog reception circuit 2 into a plurality of signal parts as to amplitude, and outputs the signal parts; and a plurality of analog/digital converters 4 and 5 which analog/digital converts each of the signal parts divided by the signal division part, and outputs it to a digital reception circuit 6 side.;COPYRIGHT: (C)2013,JPO&INPIT