PAPR Reduction Using Null Space in MIMO Channel for MIMO-OFDM Signals in Multiple-Antenna AF Relay Transmission. - Yuki Sekiguchi; Nobuhide Nonaka; Kenichi Higuchi (VTC Fall, 2021)

PAPR Reduction of OFDM Signals Using Null Space in MIMO Channel for MIMO Amplify-and-Forward Relay Transmission. - Yuki Sekiguchi; Nobuhide Nonaka; Kenichi Higuchi (IEICE Trans. Commun., 2022)