Riichi Kudo

According to our database, Riichi Kudo authored at least 58 papers between 2004 and 2024.

Collaborative distances:

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

2024

1.58 Tbps OAM Multiplexing Wireless Transmission With Wideband Butler Matrix for Sub-THz Band.

Hirofumi Sasaki, Yasunori Yagi, Riichi Kudo, Doohwan Lee

IEEE J. Sel. Areas Commun., June, 2024

5G Throughput Prediction For 28 GHz Channels Using Physical Space Information.

Hisashi Nagata, Riichi Kudo, Kahoko Takahashi, Takafumi Fujita, Koichi Takasugi, Yuya Aoki, Yuki Horise, Yoshifumi Morihiro

Proceedings of the IEEE Wireless Communications and Networking Conference, 2024

Multiple UE Link Selection for 28GHz Channel in 5G Network.

Tomoya Kageyama, Takayuki Yamada, Riichi Kudo, Yuya Aoki, Yoshifumi Morihiro

Proceedings of the IEEE Wireless Communications and Networking Conference, 2024

2023

Point Cloud-based Proactive Link Quality Prediction for Millimeter-wave Communications.

Shoki Ohta, Takayuki Nishio, Riichi Kudo, Kahoko Takahashi, Hisashi Nagata

CoRR, 2023

Demonstration of 1.44 Tbit/s OAM Multiplexing Transmission in Sub-THz Bands.

Hirofumi Sasaki, Yasunori Yagi, Riichi Kudo, Doohwan Lee

Proceedings of the IEEE International Conference on Communications, 2023

Parabolic Reflector for UCA-based OAM Multiplexing in Sub-THz Band and Transmission Experiment.

Yasunori Yagi, Hirofumi Sasaki, Riichi Kudo, Doohwan Lee

Proceedings of the IEEE Globecom Workshops 2023, 2023

Spatial Frequency-based Feature Extraction for Point Cloud-based Proactive mmWave Link Quality Prediction.

Shoki Ohta, Takayuki Nishio, Riichi Kudo, Kahoko Takahashi, Hisashi Nagata

Proceedings of the IEEE Global Communications Conference, 2023

Robot-Network Co-optimization Using Deep Reinforcement Learning.

Hiroaki Shinmiya, Takato Motoo, Takuya Fujihashi, Riichi Kudo, Kahoko Takahashi, Tomoki Murakami, Takashi Watanabe, Shunsuke Saruwatari

Proceedings of the 20th IEEE Consumer Communications & Networking Conference, 2023

2022

QoE-driven Link Quality Prediction for Video Streaming in Mobile Networks.

Yitu Wang, Riichi Kudo, Yuya Aoki, Yoshifumi Morihiro, Kahoko Takahashi, Hisashi Nagata

Proceedings of the 95th IEEE Vehicular Technology Conference, 2022

Millimeter-wave Received Power Prediction Using Point Cloud Data and Supervised Learning.

Shoki Ohta, Takayuki Nishio, Riichi Kudo, Kahoko Takahashi

Proceedings of the 95th IEEE Vehicular Technology Conference, 2022

Two-step wireless link quality prediction using multi-camera images.

Hisashi Nagata, Riichi Kudo, Kahoko Takahashi, Tomoaki Ogawa, Koichi Takasugi

Proceedings of the 2022 IEEE 33rd Annual International Symposium on Personal, 2022

2021

Correlation Discovery and Channel Prediction in Mobile Networks: A Revisiting to Gaussian Process.

Yitu Wang, Takayuki Nakachi, Takeru Inoue, Toru Mano, Riichi Kudo

Proceedings of the IEEE Global Communications Conference, 2021

2020

Experimental Validation of Link Quality Prediction Using Exact Self-Status of Mobility Robots in Wireless LAN Systems.

Riichi Kudo, Matthew Cochrane, Kahoko Takahashi, Takeru Inoue, Kohei Mizuno

IEICE Trans. Commun., 2020

Using vision-based object detection for link quality prediction in 5.6-GHz channel.

Riichi Kudo, Kahoko Takahashi, Takeru Inoue, Kohei Mizuno

EURASIP J. Wirel. Commun. Netw., 2020

2018

Field Experiments on Sensor Data Transmission for 5G-Based Vehicle-Infrastructure Cooperation.

Akihiro Ogawa, Shinsuke Kuroda, Katsunori Ushida, Riichi Kudo, Kiichi Tateishi, Hidenori Yamashita, Takuji Kantou

Proceedings of the 88th IEEE Vehicular Technology Conference, 2018

Packet Collision Reduction Scheme for LTE V2X Sidelink Communications.

Tomoki Maruko, Shinpei Yasukawa, Riichi Kudo, Satoshi Nagata, Mikio Iwamura

Proceedings of the 88th IEEE Vehicular Technology Conference, 2018

2015

User Equipment Centric Downlink Access in Unlicensed Spectrum for Heterogeneous Mobile Network.

Riichi Kudo, B. A. Hirantha Sithira Abeysekera, Yusuke Asai, Takeo Ichikawa, Yasushi Takatori, Masato Mizoguchi

IEICE Trans. Commun., 2015

Weighted-Combining Calibration on Multiuser MIMO Systems with Implicit Feedback.

Hayato Fukuzono, Tomoki Murakami, Riichi Kudo, Yasushi Takatori, Masato Mizoguchi

IEICE Trans. Commun., 2015

Channel Access Acquisition Mechanism Coupled with Cellular Network for Unlicensed Spectrum.

Riichi Kudo, B. A. Hirantha Sithira Abeysekera, Yasushi Takatori, Takeo Ichikawa, Masato Mizoguchi, Hiroto Yasuda, Akira Yamada, Yukihiko Okumura

Proceedings of the IEEE 81st Vehicular Technology Conference, 2015

2014

Maximum Likelihood Demodulators and Their Evaluations on Amplify-and-Forward Cooperative OFDM-Based Wireless LAN Systems.

Hayato Fukuzono, Yusuke Asai, Riichi Kudo, Koichi Ishihara, Masato Mizoguchi

IEICE Trans. Commun., 2014

An advanced Wi-Fi data service platform coupled with a cellular network for future wireless access.

Riichi Kudo, Yasushi Takatori, B. Hirantha Sithira Abeysekera, Yasuhiko Inoue, Atsushi Murase, Akira Yamada, Hiroto Yasuda, Yukihiko Okumura

IEEE Commun. Mag., 2014

Attenuators enable inversely proportional transmission power and carrier sense threshold setting in WLANs.

Daichi Okuhara, Fumiya Shiotani, Koji Yamamoto, Takayuki Nishio, Masahiro Morikura, Riichi Kudo, Koichi Ishihara

Proceedings of the 25th IEEE Annual International Symposium on Personal, 2014

Combining calibration schemes on a real-time multiuser MIMO-OFDM system with implicit feedback.

Hayato Fukuzono, Tomoki Murakami, Riichi Kudo, Shoko Shinohara, Yasushi Takatori, Masato Mizoguchi

Proceedings of the 25th IEEE Annual International Symposium on Personal, 2014

2013

A channel state information feedback method for massive MIMO-OFDM.

Riichi Kudo, Simon Armour, Joe McGeehan, Masato Mizoguchi

J. Commun. Networks, 2013

Performance Evaluation of Interference-Aware Multi-Cell Beamforming for an Overlapping Cells Environment.

Tomoki Murakami, Riichi Kudo, Takeo Ichikawa, Naoki Honma, Masato Mizoguchi

IEICE Trans. Commun., 2013

Implementation and Evaluation of Real-Time Distributed Zero-Forcing Beamforming for Downlink Multi-User MIMO Systems.

Tomoki Murakami, Koichi Ishihara, Riichi Kudo, Yusuke Asai, Takeo Ichikawa, Masato Mizoguchi

IEICE Trans. Commun., 2013

Game-Theoretic Analysis of Multibandwidth Channel Selection by Coordinated APs in WLANs.

Kohei Hanada, Koji Yamamoto, Masahiro Morikura, Koichi Ishihara, Riichi Kudo

IEICE Trans. Commun., 2013

Development and experimental validation of downlink multiuser MIMO-OFDM in gigabit wireless LAN systems.

Koichi Ishihara, Yusuke Asai, Riichi Kudo, Takeo Ichikawa, Yasushi Takatori, Masato Mizoguchi

EURASIP J. Adv. Signal Process., 2013

A Novel Channel Estimation Scheme on Amplify-and-Forward Cooperative OFDM-Based Wireless LAN Systems.

Hayato Fukuzono, Yusuke Asai, Riichi Kudo, Masato Mizoguchi

Proceedings of the 77th IEEE Vehicular Technology Conference, 2013

Weighted-combining calibration for implicit feedback beamforming on downlink multiuser MIMO systems.

Hayato Fukuzono, Tomoki Murakami, Riichi Kudo, Yasushi Takatori, Masato Mizoguchi

Proceedings of the 24th IEEE Annual International Symposium on Personal, 2013

2012

Indoor experiments on real-time multiuser MIMO transmission in wireless LAN systems.

Koichi Ishihara, Yusuke Asai, Riichi Kudo, Takeo Ichikawa, Masato Mizoguchi

Proceedings of the 2012 IEEE Wireless Communications and Networking Conference, 2012

Successive Optimization Transmission for High and Low SNR Stations in Wireless LAN Systems.

Riichi Kudo, Koichi Ishihara, Tomoki Murakami, B. Hirantha Sithira Abeysekera, Yusuke Asai, Masato Mizoguchi

Proceedings of the 76th IEEE Vehicular Technology Conference, 2012

Indoor Experiments of Real-Time MU-MIMO with CSI Feedback Scheme for Wireless LAN Systems.

Koichi Ishihara, Yusuke Asai, Riichi Kudo, Takeo Ichikawa, Masato Mizoguchi

Proceedings of the 75th IEEE Vehicular Technology Conference, 2012

CSI estimation method based on random beamforming for massive number of transmit antenna systems.

Riichi Kudo, Simon Armour, Joe McGeehan, Masato Mizoguchi

Proceedings of the 2012 International Symposium on Wireless Communication Systems (ISWCS), 2012

Game-theoretic analysis for multibandwidth WLAN channel selection by coordinated APs.

Kohei Hanada, Koji Yamamoto, Koichi Ishihara, Riichi Kudo, Masahiro Morikura

Proceedings of the IEEE International Conference on Communication Systems, 2012

Self-interference canceller for full-duplex radio relay station using virtual coupling wave paths.

Kazunori Hayashi, Yasuo Fujishima, Megumi Kaneko, Hideaki Sakai, Riichi Kudo, Tomoki Murakami

Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2012

Experimental evaluation of distributed ZF beamforming in an indoor multi-cell environment.

Tomoki Murakami, Koichi Ishihara, Riichi Kudo, Yusuke Asai, Takeo Ichikawa, Masato Mizoguchi

Proceedings of the 18th Asia-Pacific Conference on Communications, 2012

2011

A Band-Divided Receiver Prototype for Wideband Optical Signals.

Munehiro Matsui, Riichi Kudo, Yasushi Takatori, Tadao Nakagawa, Koichi Ishihara, Masato Mizoguchi, Takayuki Kobayashi, Yutaka Miyamoto

IEICE Trans. Commun., 2011

Blind frequency-dependent IQ imbalance compensation scheme using CMA for OFDM system.

Munehiro Matsui, Tadao Nakagawa, Riichi Kudo, Koichi Ishihara, Masato Mizoguchi

Proceedings of the IEEE 22nd International Symposium on Personal, 2011

Performance evaluation of distributed multi-cell beamforming for MU-MIMO systems.

Tomoki Murakami, Riichi Kudo, Yusuke Asai, Tomoaki Kumagai, Masato Mizoguchi

Proceedings of the 8th International Symposium on Wireless Communication Systems, 2011

User Selection for Multiuser MIMO Systems Based on Block Diagonalization in Wide-Range SNR Environment.

Riichi Kudo, Yasushi Takatori, Tomoki Murakami, Masato Mizoguchi

Proceedings of IEEE International Conference on Communications, 2011

2010

Spatial Domain Resource Sharing for Overlapping Cells in Indoor Environment.

Riichi Kudo, Yasushi Takatori, Kentaro Nishimori, Takeo Ichikawa, Tomoki Murakami, Masato Mizoguchi, Masahiro Morikura

Int. J. Digit. Multim. Broadcast., 2010

16×16 MIMO Testbed for MU-MIMO Downlink Transmission.

Kentaro Nishimori, Riichi Kudo, Naoki Honma, Yasushi Takatori, Masato Mizoguchi

IEICE Trans. Commun., 2010

A Stochastic Approach to Design MIMO Antenna with Parasitic Elements Based on Propagation Characteristics.

Naoki Honma, Kentaro Nishimori, Riichi Kudo, Yasushi Takatori, Takefumi Hiraguri, Masato Mizoguchi

IEICE Trans. Commun., 2010

2009

A New User Selection Measure in Block Diagonalization Algorithm for Multiuser MIMO Systems.

Riichi Kudo, Yasushi Takatori, Kentaro Nishimori, Atsushi Ohta, Shuji Kubota, Masato Mizoguchi

IEICE Trans. Commun., 2009

Frequency-Domain Equalization for Coherent Optical Single-Carrier Transmission Systems.

Koichi Ishihara, Takayuki Kobayashi, Riichi Kudo, Yasushi Takatori, Akihide Sano, Yutaka Miyamoto

IEICE Trans. Commun., 2009

16x16 Multiuser MIMO Testbed Employing Simple Adaptive Modulation Scheme.

Kentaro Nishimori, Riichi Kudo, Naoki Honma, Yasushi Takatori, Masato Mizoguchi

Proceedings of the 69th IEEE Vehicular Technology Conference, 2009

Multi site MIMO channel analysis at 4.85GHz in outdoor environment.

Tomoki Murakami, Naoki Honma, Kentaro Nishimori, Riichi Kudo, Yasushi Takatori, Masato Mizoguchi

Proceedings of the IEEE 20th International Symposium on Personal, 2009

2008

Antenna Selection Method for Terminal Antennas Employing Orthogonal Polarizations and Patterns in Outdoor Multiuser MIMO System.

Naoki Honma, Riichi Kudo, Kentaro Nishimori, Yasushi Takatori, Atsushi Ohta, Shuji Kubota

IEICE Trans. Commun., 2008

2007

New Robust Beamforming Method for Frequency Offsets in Uplink Multiuser OFDM-MIMO.

Yasushi Takatori, Riichi Kudo, Atsushi Ohta, Koichi Ishihara, Kentaro Nishimori, Shuji Kubota

IEICE Trans. Commun., 2007

New Downlink Beamforming Method for Cooperative Multiple Access Point Systems.

Riichi Kudo, Yasushi Takatori, Kentaro Nishimori, Atsushi Ohta, Shuji Kubota

IEICE Trans. Commun., 2007

New Simple Capacity Estimation Method for Multiuser Block Diagonalization Transmission.

Riichi Kudo, Yasushi Takatori, Atsushi Ohta, Kentaro Nishimori, Shuji Kubota

Proceedings of the 65th IEEE Vehicular Technology Conference, 2007

User Selection Method for Block Diagonalization in Multiuser MIMO Systems.

Riichi Kudo, Yasushi Takatori, Kentaro Nishimori, Atsushi Ohta, Shuji Kubota

Proceedings of the Global Communications Conference, 2007

2006

Novel Downlink Beamforming Method Using Selective STBC with Common Eigenvectors for MIMO-OFDM Systems.

Riichi Kudo, Yasushi Takatori, Kentaro Nishimori, Koichi Tsunekawa

IEICE Trans. Commun., 2006

Experimental Evaluation of Eigenvector Beamforming Method with 8X4 MIMO-OFDM Testbed.

Riichi Kudo, Kentaro Nishimori, Yasushi Takatori, Koichi Tsunekawa

Proceedings of the 63rd IEEE Vehicular Technology Conference, 2006

Performance Evaluation of 8×8 Multi-User MIMO-OFDM Testbed in an Actual Indoor Environment.

Kentaro Nishimori, Riichi Kudo, Yasushi Takatori, Atsushi Ohta, Koichi Tsunekawa

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

2005

Frequency Correlation Characteristics Due to Antenna Configurations in Broadband MIMO Transmission.

Kentaro Nishimori, Nobuhiko Tachikawa, Yasushi Takatori, Riichi Kudo, Koichi Tsunekawa

IEICE Trans. Commun., 2005

2004

Novel MIMO-SDMA configuration adopting directivity and polarization control.

Kentaro Nishimori, Yasushi Takatori, Riichi Kudo, Nobuhiko Tachikawa, Koichi Tsunekawa

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