"Suwen Ke,Kei Sakaguchi,Gia Khanh Tran,Masashi Iwabuchi,Tomoki Murakami","Multi-User MIMO Based on Millimeter Wave Massive Analog Relay Stations","IEEE International Symposium on Personal, Indoor and Mobile Radio Communications",,,,,,2023,Sept. "Masashi Iwabuchi","Design of Millimeter-wave Mobile Communication Systems Based on Redundant Radio Resource Control",,,,,,,2023,Mar. "Masashi Iwabuchi","Design of Millimeter-wave Mobile Communication Systems Based on Redundant Radio Resource Control",,,,,,,2023,Mar. "Masashi Iwabuchi","Design of Millimeter-wave Mobile Communication Systems Based on Redundant Radio Resource Control",,,,,,,2023,Mar. "Masashi Iwabuchi,Yoghitha Ramamoorthi,Kei Sakaguchi","User-Driven Relay Beamforming for mmWave Massive Analog-Relay MIMO",,"Sensors","MDPI","Vol. 23","Issue 2",,2023,Jan. "M. Arai,M. Iwabuchi,K. Sakaguchi,K. Araki","Optimization of Diversity Antenna Directivities based on Spherical Mode Expansion",,"IEEE APMC 2010",,,,,2010,Dec. "M. Iwabuchi,K. Sakaguchi,K. Araki","Matched Antenna Design based on Spherical Mode Expansion","電子情報通信学会総合大会","IEICE Technical Report",,"Vol. 108","No. 475"," AP2008-215, pp. 23-27.",2009,Mar. "M. Iwabuchi,K. Sakaguchi,K. Araki","Study on Multi-Channel Receiver based on Polyphase Filter Bank","IEEE 2nd ICSPCS 2008","IEEE 2nd ICSPCS 2008",,,,,2008,Dec. "Masashi Iwabuchi,Kei Sakaguchi,Kiyomichi Araki","ポリフェーズフィルタを用いた高効率マルチチャネルレシーバ",,"電子情報通信学会B論文誌","電子情報通信学会 通信ソサイエティ","Vol. J91-B","No. 11","pp. 1393-1400",2008,Nov. "Masashi Iwabuchi,Kei Sakaguchi,Kiyomichi Araki","Study on Multi-Channel Receiver based on Polyphase Filter Bank","電子情報通信学会総合大会","信学技報",," SR2007-83",,"pp. 109-114",2008,Jan.