| 2010 | VTC | Investigation of Two-Dimensional Orthogonal Sequence Mapping to Multi-Layer Reference Signal for LTE-Advanced Downlink. | Kazuaki Takeda, Yoshihisa Kishiyama, Motohiro Tanno, Takehiro Nakamura |
| 2009 | VTC | Investigation on Optimum Radio Link Connection Using Remote Radio Equipment in Heterogeneous Network for LTE-Advanced. | Akihito Morimoto, Motohiro Tanno, Yoshihisa Kishiyama, Kenichi Higuchi, Mamoru Sawahashi |
| 2009 | VTC | Effects of Wideband Scheduling and Radio Resource Assignment in OFDMA Radio Access. | Kazuaki Takeda, Satoshi Nagata, Yoshihisa Kishiyama, Nobuhiko Miki, Motohiro Tanno |
| 2009 | VTC | Investigation on Optimum Radio Parameter Design in Layered OFDMA for LTE-Advanced. | Kazuaki Takeda, Satoshi Nagata, Yoshihisa Kishiyama, Motohiro Tanno, Kenichi Higuchi, Mamoru Sawahashi |
| 2008 | VTC | Investigation on Transmit Diversity for Synchronization Channel in OFDM Based Evolved UTRA Downlink. | Satoshi Nagata, Yoshihisa Kishiyama, Motohiro Tanno, Motohiro Higuchi, Mamoru Sawahashi |
| 2008 | VTC | Layered OFDMA Radio Access for IMT-Advanced. | Motohiro Tanno, Yoshihisa Kishiyama, Hidekazu Taoka, Nobuhiko Miki, Kenichi Higuchi, Mamoru Sawahashi |
| 2007 | PIMRC | Experiments on Handover Using Combination of Bicast and Forwarding of IP Packet for Future IP-based RANs. | Motohiro Tanno, Akihito Morimoto, Kenichi Higuchi, Mamoru Sawahashi |
| 2007 | VTC | Investigations on Synchronization Channel Sequences in OFDM Based Evolved UTRA Downlink. | Satoshi Nagata, Yoshihisa Kishiyama, Motohiro Tanno, Kenichi Higuchi, Mamoru Sawahashi |
| 2007 | VTC | Cell Search Time Comparison Using Hierarchical and Non-Hierarchical Synchronization Channels in OFDM Based Evolved UTRA Downlink. | Satoshi Nagata, Yoshihisa Kishiyama, Motohiro Tanno, Kenichi Higuchi, Mamoru Sawahashi |
| 2007 | WCNC | Physical Channel Structures and Cell Search Method for Scalable Bandwidth for OFDM Radio Access in Evolved UTRA Downlink. | Motohiro Tanno, Satoshi Nagata, Yoshihisa Kishiyama, Kenichi Higuchi, Mamoru Sawahashi |
| 2004 | PIMRC | Field experiments on low-rate turbo coding and soft-decision decoding for broadband packet DS-CDMA wireless access in reverse link. | Shingo Suwa, Nobuhiko Miki, Motohiro Tanno, Kenichi Higuchi, Mamoru Sawahashi |
| 2004 | VTC | Experiments on three-step fast cell search algorithm employing common pilot channel for OFCDM broadband packet wireless access in forward link. | Motohiro Tanno, Kenichi Higuchi, Hiroyuki Atarashi, Mamoru Sawahashi |