Toshinori Iinuma

Diversity reception device

Adaptive array device

Wireless base station that staggers the transmission of symbols to spatially multiplexed mobile stations by a predetermined time that is shorter than the symbol period

Path division multiple access radio apparatus having directivity control based on received radio strength

Radio device and method of calibration of antenna directivity

Digital DQPSK modulator

Radio device and method of calibration thereof

Relatively simple QPSK demodulator, that uses substantially all digital circuitry and an internally generated symbol clock, and circuitry for use therein

Digital modulator and baseband signal generator for digital modulator

Digital quadrature modulator