One chip demodulator using RF front-end SAW correlator for 2.4 GHz asynchronous spread spectrum modem. - Hiroyuki Nakase; T. Kasai; Y. Nakamura; Kazuya Masu; Kazuo Tsubouchi (PIMRC, 1994)

CCD matched filter in spread spectrum communication. - Eiji Nishimori; Chikao Kimura; Atsushi Nakagawa; Kazuo Tsubouchi (PIMRC, 1998)

Design and implementation of intracell reverse link using approximately synchronized CDMA. - Suguru Kameda; Kouichi Takahashi; Taketo Kamata; Jae Sang Cha; Hiroyuki Nakase; Kazuya Masu; Kazuo Tsubouchi (PIMRC, 2000)

Implementation of low power matched filter LSI for IMT-2000. - Hiroyuki Nakase; Koji Kubota; Suguru Kameda; Kenji Togura; Kazuya Masu; Kazuo Tsubouchi (PIMRC, 2000)

SS-CDMA flexible wireless network: approximately synchronized CDMA modem for uplink. - Suguru Kameda; Kouichi Takahashi; Hiroyuki Nakase; Kazuo Tsubouchi (ICC, 2001)

A class of zero-padded spreading sequences for MAI cancellation in DS-CDMA systems. - Jae Sang Cha; S. I. Song; Seung-youn Lee; Mun Geon Kyeong; Kazuo Tsubouchi (VTC Fall, 2001)

New current attenuator circuit in the current mode FFT LSI for OFDM. - Seong-Kweon Kim; Shigehito Saigusa; Suguru Kameda; Hiroyuki Nakase; Kazuo Tsubouchi (APCCAS (1), 2002)

SS-CDMA flexible wireless network: intracell uplink without transmission power control. - Suguru Kameda; Kouichi Takahashi; Yousuke Iizuka; Hiroyuki Nakase; Kazuo Tsubouchi (PIMRC, 2002)

SS-CDMA Flexible Wireless Network: Implementation of Approximately Synchronized CDMA Modem for Uplink. - Suguru Kameda; Kouichi Takahashi; Hiroyuki Nakase; Kazuo Tsubouchi (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2002)

Packet SS-CDMA modem with carrier frequency offset compensation. - Atsuyoshi Yamaguchi; J. Takagi; Hiroshi Oguma; Seong-Kweon Kim; Suguru Kameda; Hiroyuki Nakase; Yoji Isota; Kazuo Tsubouchi (PIMRC, 2003)

Implementation of 324Mbps WLAN equipment with MAC frame aggregation for high MAC-SAP throughput. - Yukimasa Nagai; Yoshihiko Shirokura; Hiroyuki Nakase; Hiroshi Oguma; Yoji Isota; Fumio Ishizu; Kazuo Tsubouchi (CCNC, 2006)

High-Speed and Large-Capacity RFID Inventory Method Using 1-Bit Flag. - Suguru Kameda; Atsuyoshi Yamaguchi; Satoru Fukuyo; Hiroshi Oguma; Hiroyuki Nakase; Tadashi Takagi; Kazuo Tsubouchi (ISWCS, 2006)

324Mbps WLAN equipment with MAC frame aggregation. - Yukimasa Nagai; Akinori Fujimura; Yoshihiko Shirokura; Yoji Isota; Fumio Ishizu; Hiroyuki Nakase; Suguru Kameda; Hiroshi Oguma; Kazuo Tsubouchi (PIMRC, 2006)

Implementation of 324Mbit/sec WLAN equipment. - Hiroshi Oguma; Hiroyuki Nakase; Suguru Kameda; Kazuo Tsubouchi; Mari Ochiai; Yukimasa Nagai; Akinori Fujimura; Yoji Isota; Fumio Ishizu (PIMRC, 2006)

324Mbps WLAN Equipment with MAC Frame Aggregation for High MAC-SAP Throughput. - Yukimasa Nagai; Akinori Fujimura; Yoshihiko Shirokura; Yoji Isota; Fumio Ishizu; Hiroyuki Nakase; Suguru Kameda; Hiroshi Oguma; Kazuo Tsubouchi (J. Commun., 2006)

Demonstration of HDTV Transmission Using 324Mbps WLAN Equipment. - Yukimasa Nagai; Akinori Fujimura; Yoshihiko Shirokura; Fumio Ishizu; Hiroyuki Nakase; Suguru Kameda; Hiroshi Oguma; Kazuo Tsubouchi (CCNC, 2007)

Evaluation of High-Speed and Large-Capacity RFID Inventory Method using 1-Bit Flag. - Suguru Kameda; Satoru Fukuyo; Atsuyoshi Yamaguchi; Hiroshi Oguma; Hiroyuki Nakase; Tadashi Takagi; Kazuo Tsubouchi (PIMRC, 2007)

A Closed-Loop Link Adaptation Scheme for 324Mbit/sec WLAN System. - Yukimasa Nagai; Akinori Fujimura; Masaya Akihara; Yoshihiko Shirokura; Fumio Ishizu; Hiroyuki Nakase; Suguru Kameda; Hiroshi Oguma; Kazuo Tsubouchi (PIMRC, 2007)

The 60GHz Band Multi-Carrier Wireless System for 2Gbps Transmission with Constant Envelope Modulation. - Shoichi Oshima; Goro Mori; Hiroshi Oguma; Suguru Kameda; Hiroyuki Nakase; Tadashi Takagi; Kazuo Tsubouchi (PIMRC, 2007)

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)

A SINR estimation for closed-loop link adaptation of 324 Mbit/sec WLAN system. - Yukimasa Nagai; Akinori Fujimura; Masaya Akihara; Hiroyuki Nakase; Suguru Kameda; Hiroshi Oguma; Kazuo Tsubouchi (PIMRC, 2008)

Improvement of bit error rate using channel interleaving for channel binding WLAN prototype. - Hiroyuki Nakase; Hiroshi Oguma; Suguru Kameda; Tadashi Takagi; Kazuo Tsubouchi; Mari Ochiai; Yukimasa Nagai; Akinori Fujimura; Yoji Isota (PIMRC, 2008)

Implementation of Single Carrier Packet Transmission with Frequency Domain Equalization. - Valentin Gheorghiu; Suguru Kameda; Tadashi Takagi; Kazuo Tsubouchi; Fumiyuki Adachi (VTC Fall, 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)

5GHz Si-CMOS differential power amplifier module with directly connected dipole antenna. - Kazuya Shimoyama; Satoshi Yoshida; Tuan Thanh Ta; Keisuke Matsuzaki; Hiroshi Oguma; Suguru Kameda; Hiroyuki Nakase; Tadashi Takagi; Kazuo Tsubouchi (IEICE Electron. Express, 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)

Interacting Self-Timed Pipelines and Elementary Coupling Control Modules. - Kazuhiro Komatsu; Shuji Sannomiya; Makoto Iwata; Hiroaki Terada; Suguru Kameda; Kazuo Tsubouchi (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 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)

5GHz band low phase noise Si-CMOS oscillator using FBAR. - Shoichi Tanifuji; Tuan Thanh Ta; Suguru Kameda; Tadashi Takagi; Kazuo Tsubouchi (IEICE Electron. Express, 2010)

A 5 GHz Band Low Noise and Wide Tuning Range Si-CMOS VCO with a Novel Varactors Pair Circuit. - Tuan Thanh Ta; Suguru Kameda; Tadashi Takagi; Kazuo Tsubouchi (IEICE Trans. Electron., 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)

A 60 GHz-Band 3-Dimensional System-in-Package Transmitter Module with Integrated Antenna. - Noriharu Suematsu; Satoshi Yoshida; Shoichi Tanifuji; Suguru Kameda; Tadashi Takagi; Kazuo Tsubouchi (IEICE Trans. Electron., 2012)

60-GHz Band Copper Ball Vertical Interconnection for MMW 3-D System-in-Package Front-End Modules. - Satoshi Yoshida; Shoichi Tanifuji; Suguru Kameda; Noriharu Suematsu; Tadashi Takagi; Kazuo Tsubouchi (IEICE Trans. Electron., 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)

Large-capacity QZSS location and short message system using Frame Slotted ALOHA with Flag Method. - Tomohide Takahashi; Yuji Miyake; Fumihiro Yamagata; Hiroshi Oguma; Suguru Kameda; 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)

A Calibrationless Si-CMOS 5-bit Baseband Phase Shifter Using a Fixed-Gain-Amplifier Matrix. - Tuan Thanh Ta; Shoichi Tanifuji; Suguru Kameda; Noriharu Suematsu; Tadashi Takagi; Kazuo Tsubouchi (IEICE Trans. Electron., 2013)

A proposal of WLAN control scheme using separated channel. - Minzhi Huang; Yuji Miyake; Suguru Kameda; Akinori Taira; Noriharu Suematsu; Tadashi Takagi; Kazuo Tsubouchi (PIMRC, 2014)

A novel cell selection scheme using positioning information for heterogeneous wireless system. - Junpei Kuboniwa; Yuji Miyake; Suguru Kameda; Akinori Taira; Noriharu Suematsu; Tadashi Takagi; Kazuo Tsubouchi (PIMRC, 2014)

Hetero-plane beam synthesis using 60 GHz band 3-D phased array antenna module. - Yuya Suzuki; Satoshi Yoshida; Suguru Kameda; Noriharu Suematsu; Akinori Taira; Tadashi Takagi; Kazuo Tsubouchi (RWS, 2014)

Location-based virtual sector method for interference control in WLAN multicell environment. - Kohei Akimoto; Suguru Kameda; Akinori Taira; Noriharu Suematsu; Tadashi Takagi; Kazuo Tsubouchi (ICTC, 2015)

High efficient network selection scheme using location information for heterogeneous wireless system. - Junpei Kuboniwa; Yuji Miyake; Suguru Kameda; Akinori Taira; Hiroshi Oguma; Noriharu Suematsu; Tadashi Takagi; Kazuo Tsubouchi (WCNC Workshops, 2015)

1/2fs Direct RF Under Sampling Receiver for Multi Channel Satellite Systems. - Daliso Banda; Mizuki Motoyoshi; Tomokazu Koizumi; Osamu Wada; Tuan Thanh Ta; Suguru Kameda; Noriharu Suematsu; Tadashi Takagi; Kazuo Tsubouchi (IEICE Trans. Electron., 2015)

Experimental evaluation of timing synchronization accuracy for QZSS short message synchronized SS-CDMA communication. - Kei Ohya; Suguru Kameda; Hiroshi Oguma; Akinori Taira; Noriharu Suematsu; Tadashi Takagi; Kazuo Tsubouchi (PIMRC, 2016)

Efficient random access control scheme with reservation channel for QZSS short message SS-CDMA communication. - Kei Ohya; Tomohide Takahashi; Suguru Kameda; Hiroshi Oguma; Akinori Taira; Noriharu Suematsu; Tadashi Takagi; Kazuo Tsubouchi (WCNC, 2016)

Modeling indoor-outdoor propagation in wooden residential area at 2.5 GHz and 3.5 GHz bands. - Hideki Fukudome; Kohei Akimoto; Suguru Kameda; Noriharu Suematsu; Tadashi Takagi; Kazuo Tsubouchi (ICNC, 2017)

Evaluation of Synchronized SS-CDMA for QZSS Safety Confirmation System. - Suguru Kameda; Akinori Taira; Yuji Miyake; Noriharu Suematsu; Tadashi Takagi; Kazuo Tsubouchi (IEEE Trans. Veh. Technol., 2019)