| 2004 | PIMRC | Effect of time diversity in hybrid ARQ considering space and path diversity for VSF-OFCDM downlink broadband wireless access. | Nobuhiko Miki, Hiroyuki Atarashi, Mamoru Sawahashi |
| 2004 | VTC | Investigations on packet error rate of variable spreading and chip repetition factors (VSCRF)-CDMA wireless access in reverse link multi-cell environment. | Yoshikazu Goto, Teruo Kawamura, Hiroyuki Atarashi, Mamoru Sawahashi |
| 2004 | VTC | Analysis on tradeoff between frequency diversity and inter-code interference considering fading correlation in forward link for VSF-OFCDM wireless access. | Tony Q. S. Quek, Noriyuki Maeda, Hiroyuki Atarashi, 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 |
| 2003 | PIMRC | Variable spreading and chip repetition factors (VSCRF)-CDMA in reverse link for broadband wireless access. | Yoshikazu Goto, Teruo Kawamura, Hiroyuki Atarashi, Mamoru Sawahashi |
| 2003 | PIMRC | Experimental evaluation of throughput performance in broadband packet wireless access based on VSF-OFCDM and VSF-CDMA. | Noriyuki Maeda, Yoshihisa Kishiyama, Kenichi Higuchi, Hiroyuki Atarashi, Mamoru Sawahashi |
| 2003 | PIMRC | Experimental evaluation on effect of hybrid ARQ with packet combining in forward link for VSF-OFCDM broadband wireless access. | Nobuhiko Miki, Hiroyuki Atarashi, Kenichi Higuchi, Sadayuki Abeta, Mamoru Sawahashi |
| 2002 | PIMRC | Broadband packet wireless access based on VSF-OFCDM and MC/DS-CDMA. | Hiroyuki Atarashi, Noriyuki Maeda, Sadayuki Abeta, Mamoru Sawahashi |
| 2002 | PIMRC | Optimum bandwidth per sub-carrier of multicarrier/DS-CDMA for broadband packet wireless access in reverse link. | Shingo Suwa, Hiroyuki Atarashi, Sadayuki Abeta, Mamoru Sawahashi |
| 2002 | VTC | Performance of forward link broadband OFCDM packet wireless access using MMSE combining scheme based on SIR estimation. | Noriyuki Maeda, Hiroyuki Atarashi, Sadayuki Abeta, Mamoru Sawahashi |
| 2001 | VTC | Multipath interference canceller using soft-decision replica combined with hybrid ARQ in W-CDMA forward link. | Nobuhiko Miki, Sadayuki Abeta, Hiroyuki Atarashi, Mamoru Sawahashi |
| 1997 | PIMRC | Multicarrier assignment with random pulse for multicarrier high speed decentralized wireless LAN. | Takeo Fujii, Hiroyuki Atarashi, Masao Nakagawa |