Development of 4 × 4 MIMO-OFDM system and test measurement. - Kei Mizutani; Kei Sakaguchi; Jun-ichi Takada; Kiyomichi Araki (EUSIPCO, 2004)

Measurement of Time-Varying MIMO Channel for Performance Analysis of Closed-Loop Transmission. - Kei Mizutani; Kei Sakaguchi; Jun-ichi Takada; Kiyomichi Araki (VTC Spring, 2006)

Development of MIMO-SDR Platform and Its Application to Real-Time Channel Measurements. - Kei Mizutani; Kei Sakaguchi; Jun-ichi Takada; Kiyomichi Araki (IEICE Trans. Commun., 2006)