| 摘要 |
PROBLEM TO BE SOLVED: To correct a reception timing and a frequency of a composite signal. SOLUTION: The base station apparatus 10 provided with a plurality of antennas 11 includes: a composite signal acquisition section 18 for composing signals received by the antennas 11 to acquire the composite signal; a timing offset detection section 19 and a frequency offset detection section 20 which acquire at least either of a reception timing offset and a frequency offset of the composite signal; and a reception timing correction section 21 and a frequency correction section 22 for correcting the composite signal on the basis of one or a plurality of offsets acquired by the detection sections 19, 20. COPYRIGHT: (C)2007,JPO&INPIT
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