Channel construction in SCS-MC-CDMA system. - Teruya Fujii; Noboru Izuka; Hiroyoshi Masui; Atsushi Nagate (VTC Fall (2), 2004)

SCS-MC-CDMA system with best effort cell structure. - Teruya Fujii; Noboru Izuka; Hiroyoshi Masui; Atsushi Nagate (ICC, 2005)

Peak power reduction in SCS-MC-CDM system. - Noboru Izuka; Atsushi Nagate; Hiroyoshi Masui; Teruya Fujii (WCNC, 2005)

Phase Jitter Injection into Sub-Carriers for Peak Power Reduction of OFDM Signal without Side Information Transmission. - Noboru Izuka; Yoshimasa Daido (IEICE Trans. Commun., 2006)

Measured downlink throughput performance of MBWA system in urban area. - Hiroshi Oguma; Suguru Kameda; Noboru Izuka; Yasuyoshi Asano; Yoshiharu Yamazaki; Tadashi Takagi; Kazuo Tsubouchi (ISWCS, 2008)

First-Ever Report on MBWA System Field Trial: Interference Issue in Sectored Cell Layout. - Noboru Izuka; Yasuyoshi Asano; Yoshiharu Yamazaki; Hiroshi Oguma; Suguru Kameda; Tohoku Takagi; Kazuo Tsubouchi (VTC Fall, 2008)

Investigation on single-carrier and multi-carrier hybrid system for uplink. - Ikuro Kashiwamura; Shunsuke Tomita; Kazuhiro Komatsu; Ngoc Hao Tran; Hiroshi Oguma; Noboru Izuka; Suguru Kameda; Tadashi Takagi; Kazuo Tsubouchi (PIMRC, 2009)

Uplink throughput performance of FH-OFDMA improved by 16 QAM: Effect estimation and validation in MBWA system field trial. - Hiroshi Oguma; Suguru Kameda; Tadashi Takagi; Kazuo Tsubouchi; Noboru Izuka; Yasuyoshi Asano; Yoshiharu Yamazaki (PIMRC, 2009)

Hybrid single-carrier and multi-carrier system: Improving uplink throughput with optimally switching modulation. - Shunsuke Tomita; Yuji Miyake; Ikuro Kashiwamura; Kazuhiro Komatsu; Ngoc Hao Tran; Hiroshi Oguma; Noboru Izuka; Suguru Kameda; Tadashi Takagi; Kazuo Tsubouchi (PIMRC, 2010)

Coverage Estimation of Uplink 16 QAM Signal up to 20 MHz Bandwidth Based on Field Trial Results of FH-OFDMA System. - Hiroshi Oguma; Suguru Kameda; Tadashi Takagi; Kazuo Tsubouchi; Noboru Izuka; Yasuyoshi Asano; Yoshiharu Yamazaki (WCNC, 2010)

Proposal of heterogeneous wireless communication network with soft handover in application layer: Feasibility study based on field trial results. - Suguru Kameda; Hiroshi Oguma; Noboru Izuka; Fumihiro Yamagata; Yasuyoshi Asano; Yoshiharu Yamazaki; Shoichi Tanifuji; Noriharu Suematsu; Tadashi Takagi; Kazuo Tsubouchi (CrownCom, 2011)

Coverage estimation of uplink 64 QAM signal up to 20 MHz bandwidth based on field trial results: coverage issue of broadband uplink signal. - Suguru Kameda; Hiroshi Oguma; Noboru Izuka; Yasuyoshi Asano; Yoshiharu Yamazaki; Kazuhiro Komatsu; Shoichi Tanifuji; Noriharu Suematsu; Tadashi Takagi; Kazuo Tsubouchi (WPMC, 2011)

Hybrid single-carrier and multi-carrier system: Widening uplink coverage with optimally selecting SDM or join FDE/antenna diversity. - Yuji Miyake; Kazumasa Kobayashi; Kazuhiro Komatsu; Shoichi Tanifuji; Hiroshi Oguma; Noboru Izuka; Suguru Kameda; Noriharu Suematsu; Tadashi Takagi; Kazuo Tsubouchi (WPMC, 2011)

Hybrid single-carrier and multi-carrier system: Evaluation of throughput with inter-cell interference. - Yuji Miyake; Fumihiro Yamagata; Hiroshi Oguma; Noboru Izuka; Suguru Kameda; Noriharu Suematsu; Tadashi Takagi; Kazuo Tsubouchi (PIMRC, 2012)

Proposal of Heterogeneous Wireless Network with Handover in Application Layer: Feasibility Study Based on Field Trial Results. - Suguru Kameda; Hiroshi Oguma; Noboru Izuka; Fumihiro Yamagata; Yasuyoshi Asano; Yoshiharu Yamazaki; Shoichi Tanifuji; Noriharu Suematsu; Tadashi Takagi; Kazuo Tsubouchi (IEICE Trans. Commun., 2012)

ASIC implementation of multimode frequency domain equalizer for heterogeneous wireless system. - Yuji Miyake; Kazuhiro Komatsu; Hiroshi Oguma; Noboru Izuka; Suguru Kameda; Makoto Iwata; Noriharu Suematsu; Tadashi Takagi; Kazuo Tsubouchi (PIMRC, 2013)

Measured Downlink Throughput Performance of MBWA System in Urban Area. - Suguru Kameda; Hiroshi Oguma; Noboru Izuka; Yasuyoshi Asano; Yoshiharu Yamazaki; Noriharu Suematsu; Tadashi Takagi; Kazuo Tsubouchi (IEICE Trans. Commun., 2013)

Modified Roll-off Filter with Optimized Impulse Response for Reducing PAPR of Transmitted Signal. - Yuki Fujiya; Noboru Izuka (ICCBN, 2020)

Proposal of Client-Server Based Vertical Handover Scheme Using Virtual Routers for Edge Computing in Local 5G Networks and WLANs. - Koya Ito; Noboru Izuka (CCWC, 2023)