Takeshi Onizawa

According to our database, Takeshi Onizawa authored at least 31 papers between 1998 and 2023.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2023

Analog-Circuit Domain Cancellation with Optimal Feedback Path Selection on Full-Duplex Relay Systems.

Hayato Fukuzono, Keita Kuriyama, Masafumi Yoshioka, Toshifumi Miyagi, Takeshi Onizawa

IEICE Trans. Commun., May, 2023

Performance Evaluation of MIMO-FTN Signaling Under Multipath Fading Channels.

Hao-Tse Chiu, Shuhei Saito, Hirofumi Suganuma, Keita Kuriyama, Kentaro Tanaka, Hitoshi Hasegawa, Toshifumi Miyagi, Takeshi Onizawa, Fumiaki Maehara

IEEE Access, 2023

2021

Comprehensive Feasibility Study on Direct Spectrum Division Transmission over Multiple Satellite Transponders.

Fumihiro Yamashita, Daisuke Goto, Yasuyoshi Kojima, Jun-ichi Abe, Takeshi Onizawa

IEICE Trans. Commun., 2021

2020

Experimental Evaluation of Remote Beamforming Scheme with Fixed Wavelength Allocation for Radio-over-Fiber Systems.

Kota Ito, Mizuki Suga, Yushi Shirato, Naoki Kita, Takeshi Onizawa

Proceedings of the European Conference on Optical Communications, 2020

2019

Experimental Verification of 1-Tap Time Domain Beamforming for P-MP Relay System via 75 GHz Band Measured CSI.

Mizuki Suga, Atsushi Ohta, Kazuto Goto, Takahiro Tsuchiya, Nobuaki Otsuki, Yushi Shirato, Naoki Kita, Takeshi Onizawa

IEICE Trans. Commun., 2019

Path Loss Model in Crowded Outdoor Environments Considering Multiple Human Body Shadowing of Multipath at 4.7GHz and 26.4GHz.

Mitsuki Nakamura, Motoharu Sasaki, Wataru Yamada, Naoki Kita, Takeshi Onizawa, Yasushi Takatori, Masashi Nakatsugawa, Minoru Inomata, Koshiro Kitao, Tetsuro Imai

IEICE Trans. Commun., 2019

5G R&D Achievements for High-Data-Rate and Low-Power-Consumption Radio Access Technologies with Higher-Frequency-Band and Wider-Bandwidth Massive MIMO.

Yukihiko Okumura, Satoshi Suyama, Naoto Ishii, Yasushi Maruta, Akihiro Okazaki, Atsushi Okamura, Jun Terada, Takeshi Onizawa

Proceedings of the 89th IEEE Vehicular Technology Conference, 2019

2018

Path Loss Model Considering Blockage Effects of Traffic Signs Up to 40GHz in Urban Microcell Environments.

Motoharu Sasaki, Minoru Inomata, Wataru Yamada, Naoki Kita, Takeshi Onizawa, Masashi Nakatsugawa, Koshiro Kitao, Tetsuro Imai

IEICE Trans. Commun., 2018

Frequency Dependency of Path Loss Between Different Floors in An Indoor Office Environment at UHF and SHF Bands.

Motoharu Sasaki, Minoru Inomata, Wataru Yamada, Naoki Kita, Takeshi Onizawa, Masashi Nakatsugawa, Koshiro Kitao, Tetsuro Imai

IEICE Trans. Commun., 2018

2017

Path Loss Model for Outdoor-to-Indoor Corridor Up to 40GHz Band in Microcell Environments.

Minoru Inomata, Motoharu Sasaki, Wataru Yamada, Takeshi Onizawa, Masashi Nakatsugawa, Nobutaka Omaki, Koshiro Kitao, Tetsuro Imai, Yukihiko Okumura

IEICE Trans. Commun., 2017

2014

A New Simple Packet Combining Scheme Employing Maximum Likelihood Detection for MIMO-OFDM Transmission in Relay Channels.

Takeshi Onizawa, Hiroki Shibayama, Masashi Iwabuchi, Akira Kishida, Makoto Umeuchi, Tetsu Sakata

IEICE Trans. Commun., 2014

Frame Collision Reduction Method Employing Adaptive Transmission Control for IEEE802.11 Wireless LAN System.

Akira Kishida, Masashi Iwabuchi, Toshiyuki Shintaku, Takeshi Onizawa, Tetsu Sakata

IEICE Trans. Commun., 2014

2009

Experiments on FPGA-Implemented Eigenbeam MIMO-OFDM With Transmit Antenna Selection.

Takeshi Onizawa, Atsushi Ohta, Yusuke Asai

IEEE Trans. Veh. Technol., 2009

2007

A Synchronization Scheme for Packet Mode MIMO-OFDM Signals in Wireless LAN.

Takeshi Onizawa, Takafumi Fujita, Yusuke Asai, Daisei Uchida, Atsushi Ohta, Satoru Aikawa

IEICE Trans. Commun., 2007

A New Ordered Decision Feedback Equalization Algorithm for Spatial Multiplexing Systems in MIMO Channel.

Wenjie Jiang, Yusuke Asai, Takeshi Onizawa, Satoru Aikawa

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2007

A Simple and Feasible Decision-Feedback Channel Tracking Scheme for MIMO-OFDM Systems.

Yusuke Asai, Wenjie Jiang, Takeshi Onizawa, Atsushi Ohta, Satoru Aikawa

IEICE Trans. Commun., 2007

Experimental Studies on a Decision-Feedback Channel Tracking Scheme Implemented in FPGA for MIMO-OFDM Systems.

Yusuke Asai, Wenjie Jiang, Takeshi Onizawa

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2007

Packet-Combining Demodulation Scheme for Cooperative MIMO-OFDM Transmission.

Takeshi Onizawa, Yusuke Asai, Takeo Ichikawa, Hiroshi Kazama

Proceedings of the 66th IEEE Vehicular Technology Conference, 2007

2006

FPGA Implementation of Eigenbeam MIMO-OFDM for Wireless LAN and Its Experimental Performance.

Takeshi Onizawa, Atsushi Ohta, Yusuke Asai, Satoru Aikawa

IEICE Trans. Commun., 2006

Experimental Evaluation of Eigenbeam MIMO-OFDM Implemented in FPGA for Wireless LAN.

Takeshi Onizawa, Atsushi Ohta, Yusuke Asai, Satoru Aikawa

Proceedings of the 63rd IEEE Vehicular Technology Conference, 2006

Experimental Evaluation of Transmit Antenna Selection Implemented in FPGA for MIMO-OFDM.

Takeshi Onizawa, Atsushi Ohta, Satoru Aikawa

Proceedings of the 64th IEEE Vehicular Technology Conference, 2006

Fast Algorithm for Decision Feedback Equalization in Multiple Input Multiple Output Channel.

Wenjie Jiang, Yusuke Asai, Takeshi Onizawa, Satoru Aikawa

Proceedings of the 63rd IEEE Vehicular Technology Conference, 2006

MMSE Criterion Fast Decision Feedback Equalization Algorithm for Spatial Multiplexing Systems.

Wenjie Jiang, Yusuke Asai, Takeshi Onizawa, Satoru Aikawa

Proceedings of the 64th IEEE Vehicular Technology Conference, 2006

A Simplified Decision-Feedback Channel Tracking Scheme for MIMO-OFDM Systems.

Yusuke Asai, Wenjie Jiang, Takeshi Onizawa, Satoru Aikawa, Daisei Uchida, Atsushi Ohta

Proceedings of the 64th IEEE Vehicular Technology Conference, 2006

Experimental Evaluation of Transmit Antenna Selection Implemented in FPGA for Eigenbeam MIMO-OFDM.

Takeshi Onizawa, Atsushi Ohta, Yusuke Asai, Satoru Aikawa

Proceedings of the IEEE 17th International Symposium on Personal, 2006

Efficient Detection Algorithms for Spatial Multiplexing Systems.

Wenjie Jiang, Yusuke Asai, Takeshi Onizawa, Satoru Aikawa

Proceedings of the IEEE 17th International Symposium on Personal, 2006

2005

A Simplified Maximum Likelihood Detector for OFDM-SDM Systems in Wireless LAN.

Wenjie Jiang, Takeshi Onizawa, Atsushi Ohta, Satoru Aikawa

IEICE Trans. Commun., 2005

A Reduced-Complexity Signal Detection Scheme Employing ZF and K-Best Algorithms for OFDM/SDM.

Takafumi Fujita, Atsushi Ohta, Takeshi Onizawa, Takatoshi Sugiyama

IEICE Trans. Commun., 2005

2004

A new signal detection scheme combining ZF and K-best algorithms for OFDM/SDM.

Tukafunzi Fujita, Takeshi Onizawa, Wenjie Jiang, Daisei Uchida, Takatoshi Sugiyama, Atsushi Ohta

Proceedings of the IEEE 15th International Symposium on Personal, 2004

2002

A new simple adaptive phase tracking scheme employing phase noise estimation for OFDM signals.

Takeshi Onizawa, Masato Mizoguchi, Tetsu Sakata, Masahiro Morikura

Proceedings of the 55th IEEE Vehicular Technology Conference, 2002

1998

A maximal ratio combining frequency diversity ARQ scheme for OFDM signals.

Tomoaki Kumagai, Masato Mizoguchi, Takeshi Onizawa, Hitoshi Takanashi, Masahiro Morikura

Proceedings of the 9th IEEE International Symposium on Personal, 1998