1
Kuwahara Mikio, Doi Nobukazu, Suzuki Toshiro, Ishida Yuji, Inoue Takashi, Niida Sumaru: Radio base station with array antenna and transmission calibration. Hitachi, Kdd, March 21, 2001: EP1085684-A2 (39 worldwide citation)

Phase and amplitude deviations, which are generated, for example, by cables connecting an array antenna of a CDMA base station and the base station, are calibrated in the baseband. The base station comprises: an antenna apparatus 1; couplers 2; an RF unit 3 that converts a receive signal to a baseba ...


2
Nakahara Nauhito, Ishida Yuuji, Tsubaki Naoki, Saito Joichi, Suzuki Toshinori, Takeuchi Yoshio, Niida Sumaru: Base station apparatus, mobile communication system, and method of controlling transmission power. Hitachi, Ddi, September 5, 2001: EP1130797-A2 (3 worldwide citation)

A base station apparatus, a mobile radio system, and a transmission power control method that can perform transmission power control having the high interference suppressing effect with a smaller processing delay are provided. The base station apparatus comprises: a measurement part for measuring SI ...