Highly contributed researchers
In recent 10 years: Hideki Ochiai (5)
Hiroki Iimori (3)
Since 2020: Hideki Ochiai (7)
Sumiko Miyata (4) / Eiji Oki (4) / Hiroki Iimori (4)
Statistics
Disaggregated and Distributed Near-Real-Time RIC for Large Scale User-Centric RAN
Authors: Amr Amrallah, Yu Tsukamoto, Takahide Murakami, Akio Ikami, Hiroyuki Shinbo, Yoshiaki Amano
Sub-THz Communications: Perspective and Results From the Hexa-X-II Project
Authors: Italo Atzeni, Gustavo Rodrigues de Lima Tejerina, Rafael Berkvens, Hui Chen, Jean-Marc Conrat, Mar Francis D. De Guzman, Claude Desset, Meik Drpinghaus, Hamed Farhadi, Gerhard P. Fettweis, Florian Gast, Hardy Halbauer, Rreze Halili, Katsuyuki Haneda, Ilkka Harjula, Bruno Jahan, Ramin Khayatzadeh, Pekka Kysti, Rodolphe Legouable, Arto Lehti, Dileepa Marasinghe, Le-Hang Nguyen, Sharief Saleh, Kaan Senparlak, Nuutti Tervo, Oskari Tervo, Henk Wymeersch, Bo Xu, Peize Zhang
LEO Satellite Beam Hopping for Power Consumption Minimization at Different Elevation Angles
Authors: Agnes Fastenbauer, Younes El Hadfi, Megumi Kaneko, Philipp Svoboda, Markus Rupp
Vertical Handover Analysis Based on Cell Sojourn Distance: A Probabilistic Approach Inspired by Bertrands Paradox
Authors: Kenta Fukuhara, Sumiko Miyata, Masaki Aida
5G Indoor/Outdoor Field Trial of Deep Joint Source-Channel Coding Method
Authors: Daisuke Hisano, Keigo Matsumoto, Yoshiaki Inoue, Yuko Hara, Kazuki Maruta, Yu Nakayama, Hiroshi Tatsukawa, Yuji Kawai, Yoshinori Shinohara, Hiroki Ikeda
Reduced-Complexity MIMO Faster-Than-Nyquist Signaling Transceiver for OTFS Modulation
Authors: Zekun Hong and Shinya Sugiura
Transceiver Design of a Secure Multiuser FDSS-Based DFT-Spread OFDM System for RIS- and UAV-Assisted THz Communications
Authors: Md. Najmul Hossain, Kottakkaran Sooppy Nisar, Tetsuya Shimamura, Md. Rakibul Islam, Sk. Tamanna Kamal, Shaikh Enayet Ullah
Maximizing Spectrum Efficiency of Data-Carrying Reference Signals via Bayesian Optimization
Authors: Taiki Kato, Hiroki Iimori, Chandan Pradhan, Szabolcs Malomsoky, Naoki Ishikawa
Millimeter-Wave Massive Analog Relay MU-MIMO With Blocking-Empowered User Scheduling Toward 6G
Authors: Suwen Ke, Gia Khanh Tran, Zongdian Li, Kei Sakaguchi
EXIT Chart Analysis of Expectation Propagation-Based Iterative Detection and Decoding
Authors: Fuga Kobayashi, Takumi Takahashi, Shinsuke Ibi, Hideki Ochiai
JSCC-Aided INR for High-Frequency Detail Preservation in LiDAR
Authors: Akihiro Kuwabara, Sorachi Kato, Toshiaki Koike-Akino, Takuya Fujihashi
Experimental Demonstration of Wireless Transmission Using Airy Beams in Sub-THz Band
Authors: Doohwan Lee, Yasunori Yagi, Kosuke Suzuoki, Riichi Kudo
Underdetermined AOA Estimation Using Non-Uniform Sub-Connected Hybrid Beamforming Systems
Authors: Yu-Chen Liu, Hsuan-Jung Su, Yasuhiro Takano
Concept Drift Aware Wireless Key Generation in Dynamic LiFi Networks
Authors: Elmahedi Mahalal, Eslam Hasan, Muhammad Ismail, Zi-Yang Wu, Mostafa M. Fouda, Zubair Md Fadlullah, Nei Kato
Physical Layer Security for Integrated Sensing and Communication: A Survey
Authors: Toshiki Matsumine, Hideki Ochiai, Junji Shikata
Transfer Probability-Based Job Reallocation Method for Heterogeneous Edge Clouds
Authors: Kohei Ogawa, Sumiko Miyata, Kenji Kanai
Edge Server Placement and Task Allocation for Maximum Delay Reduction
Authors: Koki Shibata and Sumiko Miyata
Scalable AP Clustering With Deep Reinforcement Learning for Cell-Free Massive MIMO
Authors: Yu Tsukamoto, Akio Ikami, Takahide Murakami, Amr Amrallah, Hiroyuki Shinbo, Yoshiaki Amano
Service Function Chain Update and Buffer Scheduling Model With State Consistency
Authors: Reo Uneyama, Takehiro Sato, Eiji Oki
Analysis of Unavailability in Middleboxes With Multiple Backup Servers Under Shared Protection
Authors: Naohide Wakuda, Ryuta Shiraki, Eiji Oki
Cross-Layer Integrated Sensing and Communication: A Joint Industrial and Academic Perspective
Authors: Henk Wymeersch, Nuutti Tervo, Stefan Wnstedt, Sharief Saleh, Joerg Ahlendorf, zgr Umut Akgl, Vasileios Tsekenis, Sokratis Barmpounakis, Liping Bai, Martin Beale, Rafael Berkvens, Nabeel Nisar Bhat, Hui Chen, Shrayan Das, Claude Desset, Antonio de la Oliva, Prajnamaya Dass, Jeroen Famaey, Hamed Farhadi, Gerhard P. Fettweis, Yu Ge, Hao Guo, Rreze Halili, Katsuyuki Haneda, Abdur Rahman Mohamed Ismail, Akshay Jain, Sylvaine Kerboeuf, Musa Furkan Keskin, Emad Ibrahim, Bilal Khan, Siddhartha Kumar, Stefan Kpsell, Apostolos Kousaridas, Pekka Kysti, Simon Lindberg, Mohammad Hossein Moghaddam, Ahmad Nimr, Victor Pettersson, Aarno Prssinen, Basuki Priyanto, Athanasios Stavridis, Tommy Svensson, Sonika Ujjwal
Revolutionizing Batteryless IoT Systems to Enhance Nonlinear Energy Harvesting Using RIS Active and Passive Elements
Authors: Shakil Ahmed, Ahmed E. Kamal, Mohamed Y. Selim, Saifur Rahman Sabuj, Masanori Hamamura
Body Area Network Channel Measurement and Modeling for Extended-Reality Applications
Authors: Carlos Aldana, Koichiro Takamizawa, Shruthi Soora, Connor Kennedy, Morteza Mehrnoush, Jameelia Cook-Ramirez, Chunyu Hu, Andreas F. Molisch
A Flexible Polar Decoding Architecture With Adjustable Latency and Reliability
Authors: Shintaro Fujiwara and Hideki Ochiai
Sparse Bayesian Learning Using Complex t-Prior for Beam-Domain Massive MIMO Channel Estimation
Authors: Kengo Furuta, Takumi Takahashi, Hideki Ochiai
Joint Channel and Data Estimation via Parametric Bilinear Inference for OTFS Demodulation
Authors: Kenta Ito, Takumi Takahashi, Kengo Furuta, Shinsuke Ibi, Giuseppe Thadeu Freitas de Abreu
AP Connection Method for Maximizing Throughput Considering Moving User and Degree of Interference Based on Potential Game
Authors: Yu Kato, Jiquan Xie, Tutomu Murase, Sumiko Miyata
Grid-Based Channel Modeling Technique for Scenario-Specific Wireless Channel Emulator Based on Path Parameters Interpolation
Authors: Nopphon Keerativoranan, Kentaro Saito, Jun-ichi Takada
Attention on the Preambles: Sensing With mmWave CSI
Authors: Tatsuya Kikuzuki, Mahdi Boloursaz Mashhadi, Yi Ma, Rahim Tafazolli
Design of Low-Complexity Coded Modulation Employing High-Order QAM With Systematic Geometric Constellation Shaping
Authors: Eito Kurihara and Hideki Ochiai
Application of Category Theory to Network Service Fault Detection
Authors: Pedro Martinez-Julia, Ved P. Kafle, Hitoshi Asaeda
Recent Advances in Deep Learning for Channel Coding: A Survey
Authors: Toshiki Matsumine and Hideki Ochiai
Efficient Parallel PAPR Reduction Method Using Null-Constrained Peak Cancellation Signal for Massive MIMO-OFDM Systems
Authors: Jun Saito, Takanori Hara, Kenichi Higuchi
Joint Client Selection and Receive Beamforming for Over-the-Air Federated Learning With Energy Harvesting
Authors: Caijuan Chen, Yi-Han Chiang, Hai Lin, John C. S. Lui, Yusheng Ji
Rapid Prototyping and International Validation Activity for the L-Band Digital Aeronautical Communications System (LDACS)
Authors: Kazuyuki Morioka, Akiko Kohmura, Naruto Yonemoto, Leonardus J. A. Jansen, Nils Murer, Thomas Grupl, Michael Schnell
The Juice Is Worth the Squeeze: Analysis of Autonomous System Provider Authorization in Partial Deployment
Authors: Naoki Umeda, Taiji Kimura, Naoto Yanai
User-Heterogeneous Cell-Free Massive MIMO Downlink and Uplink Beamforming via Tensor Decomposition
Authors: Kengo Ando, Hiroki Iimori, Giuseppe Thadeu Freitas de Abreu, Koji Ishibashi
Reduced-Complexity FFT-Spread Multicarrier Faster-Than-Nyquist Signaling in Frequency-Selective Fading Channel
Authors: Takumi Ishihara and Shinya Sugiura
Impact of Antenna Distribution on Spectral and Energy Efficiency of Cell-Free Massive MIMO With Transmit Power Control Algorithms
Authors: Masaaki Ito, Issei Kanno, Kosuke Yamazaki, Yoji Kishi, Wei-Yu Chen, Thomas Choi, Andreas F. Molisch
User Equipment Tracking for a Millimeter Wave System Using Vision and RSSI
Authors: Shoichiro Mihara, Takahide Murakami, Akira Yamaguchi, Hiroyuki Shinbo
False Event Message Detection Robust to Burst Attacks in Wireless Sensor Networks
Authors: Yuichi Sei and Akihiko Ohsuga
High-Performance Packet Routing Acceleration for Cloud Systems Using High Bandwidth Memory
Authors: Takashi Shimizu, Kazuki Hyoudou, Hiroshi Murakawa, Tomohiro Ishihara
Survey on Digital Twin Edge Networks (DITEN) Toward 6G
Authors: Fengxiao Tang, Xuehan Chen, Tiago Koketsu Rodrigues, Ming Zhao, Nei Kato
Service Deployment Model on Shared Virtual Network Functions With Flow Partition
Authors: Jingxiong Zhang, Fujun He, Eiji Oki
Robust Symbol Detection in Large-Scale Overloaded NOMA Systems
Authors: Hiroki Iimori, Giuseppe Thadeu Freitas de Abreu, Takanori Hara, Koji Ishibashi, Razvan-Andrei Stoica, David Gonzlez G., Osvaldo Gonsa
Artificially Time-Varying Differential MIMO for Achieving Practical Physical Layer Security
Authors: Naoki Ishikawa, Jehad M. Hamamreh, Eiji Okamoto, Chao Xu, Lixia Xiao
Path Loss Prediction Model Development in a Mountainous Forest Environment
Authors: Bilguunmaa Myagmardulam, Tadachika Nakayama, Kazuyoshi Takahashi, Ryu Miura, Fumie Ono, Toshinori Kagawa, Lin Shan, Fumihide Kojima
A UAV-Enabled Wireless Powered Sensor Network Based on NOMA and Cooperative Relaying With Altitude Optimization
Authors: Tianji Shen and Hideki Ochiai
Performance Analysis of Hybrid Buffer-Aided Cooperative Protocol Based on Half-Duplex and Virtual Full-Duplex Relay Selections
Authors: Gan Srirutchataboon, Jun Kochi, Shinya Sugiura
Adaptive Intrusion Detection in the Networking of Large-Scale LANs With Segmented Federated Learning
Authors: Yuwei Sun, Hiroshi Esaki, Hideya Ochiai
Full-Duplex Amplify-and-Forward MIMO Relaying: Design and Performance Analysis Under Erroneous CSI and Hardware Impairments
Authors: Omid Taghizadeh, Slawomir Stanczak, Hiroki Iimori, Giuseppe Thadeu Freitas de Abreu
Effective Collaboration to Maximize Throughput Based on Multiuser Cooperative Mobility in Social-Physical Ad Hoc Networks
Authors: Jiquan Xie and Tutomu Murase
Detouring Skip Graph: Efficient Routing via Detour Routes on Skip Graph Topology
Authors: Takeshi Kaneko, Ryohei Banno, Kazuyuki Shudo, Kota Abe, Yuuichi Teranishi
Throughput and Delay Analysis of IEEE 802.11-Based Tree-Topology Networks
Authors: Takeshi Kanematsu, Yin Wan, Kosuke Sanada, Zhetao Li, Tingrui Pei, Young-June Choi, Kien Nguyen, Hiroo Sekiya
A Superficial Analysis Approach for Identifying Malicious Domain Names Generated by DGA Malware
Authors: Akihiro Satoh, Yutaka Fukuda, Toyohiro Hayashi, Gen Kitagata
Experiment and Availability Analytical Model of Cloud Computing System Based on Backup Resource Sharing and Probabilistic Protection Guarantee
Authors: Takehiro Sato, Fujun He, Eiji Oki, Takashi Kurimoto, Shigeo Urushidani
Prediction of Network Traffic Through Light-Weight Machine Learning
Authors: Yitu Wang and Takayuki Nakachi