Kazuki Maruta (丸田 一輝), Ph.D.
News
2025/03/21
Conference paper has been accepted on IEEE Vehicular Technology Conference (VTC2025-Spring).
T. Kazama, H. Ikeda, H. So, K. Maruta, “Blind Adaptive Array Interference Suppression in LTE-WLAN Coexistence Environment”.
2025/02/28
日本学術振興会 科学研究費助成事業に採択されました．
基盤研究(B)（代表），“伝搬路時変動に耐性のあるMassive MIMOヌル空間拡張の基礎確立と応用展開”
2025/01/30
Journal paper has been accepted on IEEE Transactions on Vehicular Technology (IF: 6.1).
Y. Sasaki, K. Arai, J. Nakazato, K. Maruta, “Receiver Maximum Eigenmode Beamforming-Based Null-Space Expansion for Multi-user Massive MIMO in Time-Varying Channel”
2025/01/21
Conference paper has been accepted on IEEE International Symposium on Circuits & Systems (ISCAS 2025).
Y. Furukawa, K. Takikawa, D. Hisano, Y. Nakayama, K. Maruta, “Deep Learning Based Equalization for CSK Optical Camera Communication”
2024/12/24
Conference papers have been accepted on 2025 RISP International Workshop on Nonlinear Circuits, Communications and Signal Processing (NCSP'25).
M. Muroi, S. Okita, T. Matsuda, T. Kimura, T. Hiraguri, K. Maruta, “Out-of-Band Leakage Evaluation of Packet-Based WPT”
S. Okita, Y. Sasaki, T. Matsuda, T. Kimura, T. Hiraguri, K. Maruta, “Coexistence of Wireless Power and Information Transfer by Broad-Range Null-Steering”
2024/12/5
Journal paper has been accepted on IEEE Open Journal of Vehicular Technology (IF: 5.3).
S. Berra, A. Benchabane, S. Chakraborty, K. Maruta, R. Dinis, M. Beko, “A Low Complexity Linear Precoding Method for Extremely Large-Scale MIMO Systems”
2024/11/8
Conference papers have been accepted on ACM Intelligent Computing and its Emerging Applications (ICEA 2024).
A. Yue, K. Maruta, “Performance Analysis of Collaborative Uplink MIMO Transmission Considering Signaling Overhead”
T. Takahashi, J. Nakazato, K. Maruta, S.B. Cha, A. Nathan, “Design of an Orchestrator for Network-Controlled Repeaters”
T. Miyaoka, Y. Sasaki, J. Nakazato, K. Maruta, S.B. Cha, A. Nathan, “Design of Network-Controlled Repeter Deployment toward mmWave Coverage Enhancement”
J. Nakazato, S. Ozawa, Y. Sasaki, K. Maruta, K. Suzuki, T. Iye, Y. Susukida, E. Sato, M. Tsukada, “Toward 6G Mobility Networks: A Proposal for Cell-Free Cooperative Distributed Beamforming”
2024/10/21
Conference papers have been accepted on IEEE Consumer Communications & Networking Conference (CCNC 2025) Poster track.
S. Ozawa, Y. Sasaki, J. Nakazato, K. Maruta, “Broad-Range Null-Steering Incorporated with Beam Tracking for Millimeter-Wave V2X”
H. Ikeda, Y. Oami, S. Nonaka, D. Hisano, K. Maruta, “Suppression of Multipath Delay Exceeding CP Length Using MMSE Adaptive Array for Underwater Acoustic Communication”
J. Nakazato, T. Iye, Y. Susukida, E. Sato, Y. Sasaki, K. Maruta, M. Tsukada, “Toward 6G Mobility Network: Design of a Wireless Digital Twin for Connected Autonomous Vehicle”
2024/10/16
Journal paper has been accepted on IEEE Access (IF: 3.4).
Z. Li, R. Nojima, O. Muta, M. Omoto, K. Maruta, “In-band Distortion Compensation for Peak Cancellation Based PAPR Reduction in Massive MIMO-OFDM with Uniform Planar Array”
2024/09/18
Journal paper (Letter) has been accepted on IEICE Communications Express.
Y. Sasaki, K. Arai, K. Maruta, “QRD-based Precoding Design for Multiuser Massive MIMO Null-Space Expansion”
2024/08/03
Journal paper has been accepted on IEEE Access (IF: 3.4).
Y. Sawada, S. Shiraki, T. Matsuda, T. Hiraguri, K. Maruta, T. Kimura, “Time Division Wireless Power Transfer Using Receiver Grouping”
2024/07/30
Journal paper has been accepted on IEICE Transactions on Communications.
Y. Ida, K. Maruta, Y. Ohira, S. Kuroda, T. Matsumoto, “Combination of Phase Rotation SM-OOK and Rectangular, Cross, Octagonal SD-8QAMs for MIMO Systems”
2024/07/09
Journal paper (Letter) has been accepted on IEICE Communications Express.
R. Yamamoto, K. Matsumoto, Y. Inoue, Y. Hara, K. Maruta, Y. Nakayama, D. Hisano, “Impact of Training Models on Deep Joint Source-Channel Coding Applicable to 5G systems”
2024/06/26
Following papers received awards.
[IEEE VTS Tokyo/Japan Chapter 2024 Young Researcher's Encouragement Award]
S. Ozawa, Y. Sasaki, J. Nakazato, M. Tsukada, K. Maruta, “Toward O-RAN-based Cell-Free Architecture: Cooperative O-RU/V2X mmWave Beam Tracking”.
S. Inokuma, Y. Sasaki, D. Hisano, Y. Nakayama, K. Maruta, “Performance Evaluation of MIMO Transmission in Deep Joint Source-Channel Coding”.
[ICUFN 2024 Best Paper Award]
R. Iwaki, J. Nakazato, K. Maruta, M. Tsukada, H. Ochiai, H. Esaki, “Enhancing V2X Communication: Machine Learning Assisted Dynamic mmWave Beam Search”.
[IEEE INFOCOM 2024 NG-OPERA Best Paper Award]
K. Suzuki, J. Nakazato, Y. Sasaki, K. Maruta, M. Tsukada, H. Esaki, “Toward B5G/6G Connected Autonomous Vehicles: O-RAN-Driven Millimeter-Wave Beam Management and Handover Management”.
2024/06/03
Conference paper has been accepted on The 19th Asia Pacific International Conference on Information Science and Technology (APIC-IST 2024).
H. Ueno, J. Cha, H. Nakano, K. Seimiya, K. Maruta, C-J. Ahn, “Improving Semi-Blind Interference Suppression by using Time-Domain Inter-Symbol Spreading on M-MIMO Systems”.
2024/04/26
Conference paper has been accepted on The 15th International Conference on Ubiquitous and Future Networks (ICUFN 2024).
R. Iwaki, J. Nakazato, K. Maruta, M. Tsukada, H. Ochiai, H. Esaki, “Enhancing V2X Communication: Machine Learning Assisted Dynamic mmWave Beam Search”.
2024/03/19
Conference papers have been accepted on IEEE Vehicular Technology Conference (VTC2024-Spring) Technologies and Proof-of-Concept Activities for 6G 2024 (TPoC6G 2024) Workshop.
S. Ozawa, Y. Sasaki, J. Nakazato, M. Tsukada, K. Maruta, “Toward O-RAN-based Cell-Free Architecture: Cooperative O-RU/V2X mmWave Beam Tracking”.
S. Inokuma, Y. Sasaki, D. Hisano, Y. Nakayama, K. Maruta, “Performance Evaluation of MIMO Transmission in Deep Joint Source-Channel Coding”.
2024/03/14
Conference paper has been accepted on IEEE International Conference on Communications (ICC 2024) The 2nd International Workshop on Intelligent Cloud Continuum for B5G Service (CloudB5G).
Y. Sasaki, K. Arai, J. Nakazato, K. Maruta, “Time-Series-Aware User Scheduling for Multi-user Massive MIMO Null-Space Expansion”
2024/02/24
Conference paper has been accepted on IEEE International Conference on Computer Communications (INFOCOM 2024) Workshop: Next-generation Open and Programmable Radio Access Networks (NG-OPERA 2024).
K. Suzuki, J. Nakazato, Y. Sasaki, K. Maruta, M. Tsukada, H. Esaki, “Toward B5G/6G Connected Autonomous Vehicles: O-RAN-Driven Millimeter-Wave Beam Management and Handover Management”
2024/02/20
Following paper received Excellent Paper Award at International Conference on AI in information and communication (ICAIIC 2024).
K. Maruta, J. Nakazato, K. Suzuki, H.Dou, R. Iwaki, S. Ozawa, Y. Sasaki, H. So, M. Tsukada, “Millimeter-Wave Fast Beam Tracking Enabled by RAN/V2X Cooperation”
2024/01/30
Journal paper (Letter) has been accepted on IEICE Communications Express.
S. Ozawa, T. Ikuta, Y. Sasaki, R. Iwaki, J. Nakazato, M. Tsukada, H. So, K. Maruta, “Location-Aided Fast Beam Tracking Algorithm for Millimeter-Wave V2I”
2024/01/29
Conference papers have been accepted on ASPIRE Workshop 2024.
K. Maruta, S. Kojima, “Blind Array Algorithm Adaptation by CNN-assisted SIR Estimation using IQ Constellation”
Y. Sasaki, S. Ozawa, K. Arai, J. Nakazato, M. Tsukada, K. Maruta, “Beam-Space Expansion with Broad-Range Null-Steering for V2I Multiuser MIMO Transmission”
S. Ozawa, Y. Sasaki, R. Iwaki, J. Nakazato, M. Tsukada, K. Maruta, “Laboratory Experiment of Broad-Range Null-Steering for Millimeter-Wave V2I Multiuser MIMO”
D. Hu, J. Nakazato, E. Javanmardi, M. Asad, K. Maruta, M. Tsukada, “A Research of Kalman Filter enabled Beam Tracking for Multiple Vehicles”
2024/01/20
Journal paper has been accepted on MDPI Drones.
H. Kakeru, T. Hiraguri, T. Kimura, T. Matsuda, T. Imai, J. Hirokawa, K. Maruta, S. Ujigawa, “Study on Drone Handover Methods Suitable for Multipath Interference Due to Obstacles” Drones, vol. 8, no. 2: 32, January 2024.
2024/01/16
Conference paper has been accepted on IEEE International Symposium on Circuits & Systems (ISCAS 2024).
Y. Furukawa, Y. Sasaki, D. Hisano, Y. Nakayama, K. Maruta, “Selective Diversity Reception in Underwater Optical Camera Communication”
2023/12/26
Conference papers have been accepted on International Conference on AI in information and communication (ICAIIC 2024).
K. Maruta, J. Nakazato, K. Suzuki, H.Dou, R. Iwaki, S. Ozawa, Y. Sasaki, H. So, M. Tsukada, “Millimeter-Wave Fast Beam Tracking Enabled by RAN/V2X Cooperation”
H. So, K. Maruta, T. Kaho, “Concept of Joint Fast Beam Search and Synchronization Scheme using Fast Beam Steering”
2023/11/23
Conference papers have been accepted on IEEE Consumer Communications & Networking Conference (CCNC2024).
Y. Sasaki, S. Ozawa, K. Arai, J. Nakazato, M. Tsukada, K. Maruta, “Location-Based Broad-Range Null-Steering in V2X Multiuser MIMO Transmission”
R. Iwaki, J. Nakazato, A. Muhammad, E. Javanmardi, K. Maruta, M. Tsukada, H. Ochiai, H. Esaki, “Optimizing mmWave Beamforming for High-Speed Connected Autonomous Vehicles: An Adaptive Approach”
2023/09/07
Conference paper has been accepted on 2023 28th IEEE Asia-Pacific Conference on Communications (APCC).
Y. Sawada, S. Shiraki, T. Matsuda, T. Hiraguri, K. Maruta, T. Kimura, “TDM Scheduling Based on Receiver Grouping for Indoor Wireless Power Transfer,”
2023/09/01
Conference paper has been accepted on IEEE 98th Vehicular Technology Conference (VTC2023-Fall).
K. Matsumoto, Y. Inoue, Y. Hara-Azumi, K. Maruta, Y. Nakayama, Y. Shinohara, H. Ikeda, D. Hisano, “Implementation of Deep Joint Source-Channel Coding on 5G Systems for Image Transmission”
2023/08/28
Journal paper has been accepted on IEEE Access (IF: 3.9).
T. Hiraguri, H. Shimizu, T. Kimura, T. Matsuda, K. Maruta, Y. Takemura, T. Ohya, T. Takanashi, “Autonomous Drone-Based Pollination System using AI Classifier to Replace Bees for Greenhouse Tomato Cultivation”
2023/08/25
Conference papers have been accepted on 2023 International Conference On Advanced Technologies For Communications (ATC 2023).
H. Ueno, K. Tamura, H. Nakano, R. Takemoto, K. Maruta, C-J. Ahn, “Adaptive Modulation and Coding for Uplink Massive MIMO with Semi-Blind Interference Suppression Under Multicell Environment”
T. Ikuta, K. Maruta, D. Hisano, Y. Nakayama, “Imaging Parameter Optimization for Nonlinear Crosstalk Cancellation in Optical Camera Communication”
H. Ikeda, K. Maruta, D. Hisano, Y. Nakayama, “Interference Suppression Performance of CMA Using Time-Domain Inter-Symbol Spreading in Time-Varying Channel Environment”
Y. Sasaki, K. Maruta, “Receiver Maximum Eigenmode Beamforming-Based Null-Space Expansion for Multiuser Massive MIMO”
T. Suzuki, K. Maruta, S. Berra, O. Muta, “Multiuser Scheduling to Improve Iterative Interference Replica Subtraction with Partial Zeroization for Massive MIMO Systems”
2023/07/30
Journal paper has been accepted on IEEE Access (IF: 3.9).
H. So, K. Maruta, Y. Nakayama “Adaptive C-RAN Architecture using Crowdsourced Radio Units for Smart City”
2023/07/25
Conference papers have been accepted on 2023 IEEE 12th Global Conference on Consumer Electronics (GCCE 2023).
H. Matsushita, Y. Ida, K. Maruta, Y. Ohira, S. Kuroda, T. Matsumoto, “2D Mesh Image Subcarrier Assignment for MUDiv/OFDMA With Convolutional Neural Networks”
R. Yoshimura, Y. Ida, K. Maruta, Y. Ohira, S. Kuroda, T. Matsumoto, “Deep Neural Networks Based on QRM-MLD for SD-SM-MIMO”
2023/06/13
Journal paper has been accepted on IEEE Transactions on Communications. (IF: 8.3).
Y. Inoue, Y. Nakayama, K. Maruta, “Reliable Wireless Networking in Highly Dynamic Environments: Do Partial Link Statistics Suffice?”
2023/05/19
戦略的情報通信研究開発推進事業（SCOPE）令和5年度電波有効利用促進型研究開発に採択されました．
“RAN/V2X協調連携による高周波数帯超高速ビーム追従の研究開発” （代表）
2023/05/19
Journal paper has been accepted on IEEE Transactions on Cognitive Communications and Networking. (IF: 8.6).
S. Kojima, Y. Goto, K. Maruta, S. Sugiura and C-J. Ahn, “Timing Synchronization Based on Supervised Learning of Spectrogram for OFDM Systems”
2023/04/16
Conference paper has been accepted on IEEE 97th Vehicular Technology Conference (VTC2023-Spring) TPoC6G 2023 Workshop.
K. Maruta, “Improving Semi-Blind Interference Suppression on Multi-Cell Massive MIMO Systems by Multi-Antenna Users”
2023/03/12
Conference paper has been accepted on IEEE 97th Vehicular Technology Conference (VTC2023-Spring).
Y. Sasaki, K. Maruta, S. Kojima, D. Hisano, Y. Nakayama, “Light Source Tracking System for A-QL based Display-Camera Communication”
2023/03/08
GMOインターネット財団 GMO研究助成制度に採択されました．
“移動環境に耐性のある光カメラ通信の研究”
2023/03/04
Journal paper has been accepted on MDPI Drones (IF: 5.532).
Y. Tajima, T. Hiraguri, T. Matsuda, T. Imai, J. Hirokawa, H. Shimizu, T. Kimura, K. Maruta, “Analysis of wind effect on drone relay communications”
2023/03/03
電気通信普及財団 研究調査助成に採択されました．
“多様なアンテナ配置形態におけるMassive MIMO伝送技術の開拓”
2023/02/28
日本学術振興会 科学研究費助成事業に採択されました．
基盤研究(A)（分担），“エネルギー効率改善と通信性能向上を両立する端末連携通信技術”
基盤研究(C)（分担），“時間-周波数チャネル学習による多段階協調中継通信の信号構築”
2023/02/06
Journal paper has been accepted on RISP Journal of Signal Processing.
H. He, J. Wang, S. Kojima, K. Maruta, C-J. Ahn,“Regression CNN based Fast Fading Channel Tracking using Decision Feedback Channel Estimation”
2022/12/07
Conference paper has been accepted on Optical Fiber Communication Conference (OFC).
Y. Onodera, D. Hisano, K. Maruta, Y. Nakayama, “First Demonstration of 512-Color Shift Keying Signal Demodulation Using Neural Equalization for Optical Camera Communication”
2022/12/06
Journal paper has been accepted on Journal of Communications Software and Systems (JCOMSS).
H. He, J. Wang, S. Kojima, K. Maruta, C-J. Ahn, “Data-aided weight with Subcarrier Grouping for Adaptive Array Interference Suppression”
2022/10/29
Conference papers have been accepted on IEEE Consumer Communications & Networking Conference (CCNC2023) Poster Track.
Y. Sasaki, K. Maruta, S. Kojima, D. Hisano, Y. Nakayama, “Deep Learning based 2D Symbol Detection for Display-Camera Communication”
T. Suzuki, K. Maruta, S. Berra, O. Muta, “Improving Iterative Interference Replica Subtraction based Precoding for Massive MIMO Systems by Partial Zeroization”
2022/10/27
Following paper received best paper award on IEEE/IEIE International Conference on Consumer Electronics Asia 2022 (ICCE-Asia 2022).
H. He, J. Wang, S. Kojima, K. Maruta, C-J. Ahn, “Data-aided weight with subcarrier grouping for Adaptive Array Interference Suppression”
2022/10/01
Conference paper has been accepted on IEEE Consumer Communications & Networking Conference (CCNC2023).
K. Matsumoto, Y. Inoue, Y. Hara-Azumi, K. Maruta, Y. Nakayama, D. Hisano, “Impact of Quantization Noise on CNN-based Joint Source-Channel Coding and Modulation”
2022/09/24
Conference paper has been accepted on IEEE/IEIE International Conference on Consumer Electronics Asia 2022 (ICCE-Asia 2022).
H. He, J. Wang, S. Kojima, K. Maruta, C-J. Ahn, “Data-aided weight with subcarrier grouping for Adaptive Array Interference Suppression”
2022/09/21
Journal paper has been accepted on IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences.
H. He, S. Kojima, K. Maruta, C-J. Ahn, “Adaptive Zero-Padding with Impulsive Training Signal MMSE-SMI Adaptive Array Interference Suppression”
2022/09/08
Journal paper has been accepted on MDPI Sensors (IF: 3.847).
K. Maruta, H. Nishiuchi, J. Nakazato, G. K. Tran, K. Sakaguchi, “5G/B5G mmWave Cellular Networks with MEC Prefetching based on User Context Information”
2022/08/22
Journal paper has been accepted on IEEE Access (IF: 3.476).
M. Nakahara, M. Nishimura, Y. Ushiku, T. Nishio, K. Maruta, Y. Nakayama, D. Hisano, “Edge Computing-assisted DNN Image Recognition System with Progressive Image Retransmission”
2022/08/03
Conference paper has been accepted on IEEE Global Communications Conference 2022 (GLOBECOM2022).
S. Fujimaki, Y. Inoue, D. Hisano, K. Maruta, Y. Nakayama, Y. Hara-Azumi, “A Self-Attention Network for Deep JSCCM: The Design and FPGA Implementation”
2022/07/28
Journal paper has been accepted on IEEE Access (IF: 3.476).
Y. Nakayama, H. So, E. Takeshita, K. Maruta, “Gamified Participatory D2D Communication for Encouraging User Participation Toward Future Mobile Communication” IEEE Access.
2022/07/03
Journal paper has been accepted on MDPI Sensors (IF: 3.847).
J. Nakazato, Z. Li, K. Maruta, K. Kubota, T. Yu, G. K. Tran, K. Sakaguchi, S. Masuko, “MEC/Cloud Orchestrator to facilitate Private/Local Beyond 5G with MEC and Proof-of-Concept Implementation”
2022/06/16
Conference papers have been accepted on IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC2022).
R. Nojima, O. Muta, T. Makita, K. Maruta, “Joint Peak Cancellation and In-Band Distortion Compensation Scheme for Precoded Massive MIMO-OFDM With Uniform Planar Array”
K. Tokugawa, K. Maruta, K. Sakaguchi, J. Nakazato, S. Masuko, “Design of mmW Digital Twin Platform Toward B5G/6G -High-Precision Measurement System and Relay Station Deployment-”
2022/06/01
電子情報通信学会誌に解説記事が掲載されました．
丸田一輝, 井田悠太, 實松豊, 牟田修, 岡田啓, 西村寿彦, 岡本英二, 眞田幸俊, 村田英一, 田野哲, “機械学習・数理最適化の無線通信への応用に向けた共有データセット構想”
2022/04/30
Conference papers have been accepted on The 2022 IEEE 95th Vehicular Technology Conference (VTC2022-Spring) Workshops.
A. Higuchi, E. Takeshita, D. Hisano, Y. Inoue, K. Maruta, T. Nishio, Y. Hara-Azumi, Y. Nakayama, “Aquatic Fronthaul for Underwater-Ground Communication in 6G Mobile Communications”
E. Takeshita, A. Sakaguchi, D. Hisano, Y. Inoue, K. Maruta, T. Nishio, Y. Hara-Azumi, Y. Nakayama, “Stochastic Image Transmission with CoAP for Extreme Environments”
S. Kojima, Y. Feng, K. Maruta, K. Ootsu, T. Yokota, C-J. Ahn, V. Tarokh, “Towards Deep Learning-Guided Multiuser SNR and Doppler Shift Detection for Next-Generation Wireless Systems”
G. Cho, Y. Shinyama, J. Nakazato, K. Maruta, K. Sakaguchi, “Object Recognition Network using Continuous Roadside Cameras”
J. Nakazato, M. Kuchitsu, A. Pawar, S. Masuko, K. Tokugawa, K. Kubota, K. Maruta, K. Sakaguchi, “Proof-of-Concept of Distributed Optimization of Micro-Services on Edge Computing for Beyond 5G”
2022/04/02
Conference paper has been accepted on 2022 EuCNC & 6G Summit.
J. Nakazato, Z. Li, K. Kubota, K. Maruta, K. Sakaguchi, S. Masuko, "Fully Virtualization Edge Cloud Towards B5G/6G"
2022/04/01
東京理科大学 工学部 電気工学科（准教授）に着任しました．
Joined Tokyo University of Science as Associate Professor.
2022/03/18
Journal paper has been accepted on IEICE Transactions on Communications,
This paper is dedicated to the memory of Prof. Kentaro Nishimori.
K. Nishimori, K. Maruta, T. Hiraguri, H. Shiomi, “Fast-Converging Constant Modulus Algorithm with Variable Step Size for Multibeam Massive MIMO”
2022/03/05
Conference paper has been accepted on The 2022 IEEE 95th Vehicular Technology Conference (VTC2022-Spring).
A. Shigenawa, Y. Onodera, E. Takeshita, D. Hisano, K. Maruta, Y. Nakayama, "Predictive Equalization for Underwater Optical Camera Communication"
2022/02/28
日本学術振興会 科学研究費助成事業に採択されました．
基盤研究(C)（代表），“超多端末収容のため多次元信号処理による多チャネル推定”
2022/02/08
Journal paper (letter) has been accepted on IEICE Communications Express.
D. Hisano, H. Takano, M. Nakahara, K. Maruta, Y. Nakayama, “Capacity Enhancement on Optical Camera Communication with Clock Divider-mounted Multi-Cameras”
2022/01/03
Journal paper has been accepted on IEEE Access (IF: 3.367).
H. So, K. Maruta, “Sector Design Using Multiband Antenna with Metamaterial Reflector for Cellular UAV System”
2021/12/27
Elevated to IEICE Senior Member.
2021/12/21
Journal paper (letter) has been accepted on Elsevier ICT Express (IF: 4.317).
H. Kobayashi, S. Kojima, K. Maruta, T. Sugiyama, C-J. Ahn, “CNN-based Blind SIR Classification Framework for STPA-BAA Spectrum Superposing”
2021/12/20
Journal paper has been accepted on MDPI Sensors (IF: 3.576).
Y. Yin, T. Yu, K. Maruta, K. Sakaguchi, “Distributed and Scalable Radio Resource Management for mmWave V2V Relays towards Safe Automated Driving”
2021/11/18
Conference paper has been accepted on The 36th International Conference on Information Networking (ICOIN 2022).
M. Mizuto, H. So, K. Maruta, Y. Nakayama, “Penalized Approach for Wide Coverage in Gamified Participatory D2D Communication”
2021/11/02
Conference paper has been accepted on IEICE International Conference on Emerging Technologies for Communications (ICETC 2021).
T. Kozuno, D. Hisano, Y. Nakayama, K. Maruta, “Deep Reinforcement Learning for Optimization of Autonomous 5G Base Station System”
2021/10/21
Conference paper has been accepted on IEEE Consumer Communications & Networking Conference (CCNC 2022).
W. Yuan, K. Maruta, Y. Nakayama, D. Hisano, K. Sakaguchi, “Image Size Reduction by Road-Side Edge Computing for Wireless Relay Transmission and Object Detection”
2021/10/18
Journal paper has been accepted on IEEE Access (IF: 3.367).
S. Kojima, H. He, T. Omura, K. Maruta, C-J. Ahn, “Generalized Regression Neural Network based Fast Fading Channel Tracking using Frequency-Domain CSI Smoothing”
2021/10/07
Elevated to IEEE Senior Member.
2021/10/05
Journal paper has been accepted on Radioengineering (IF: 0.951).
H. He, S. Kojima, T. Omura, K. Maruta, C-J. Ahn, “Generalized Regression Neural Network based Channel Identification and Compensation Using Scattered Pilot”
2021/08/24
Conference paper has been accepted on The 2021 26th IEEE Asia-Pacific Conference on Communications (APCC2021).
Y. Ida, K. Maruta, T. Matsumoto, “Phase Rotation and ASK Combination for SD-SM-MIMO”
2021/08/17
Conference paper has been accepted on IEEE Global Communications Conference 2021 (GLOBECOM2021).
Y. Inoue, D. Hisano, K. Maruta, Y. Hara-Azumi, Y. Nakayama, “Deep Joint Source-Channel Coding and Modulation for Underwater Acoustic Communication”
2021/08/16
Conference paper has been accepted on The 2021 IEEE 94th Vehicular Technology Conference (VTC2021-Fall).
K. Maruta, M. Takizawa, R. Fukatsu, Y. Wang, Z. Li, K. Sakaguchi, “Blind-Spot Visualization via AR Glasses using Millimeter-Wave V2X for Safe Driving”
2021/08/12
Journal paper (letter) has been accepted on IEICE Communications Express.
K. Shimada, S. Kojima, K. Maruta, C-J. Ahn, “Adaptive Spreading Factor Assignment for VLC-OFDM-IDMA with PIC”
2021/08/06
Conference paper has been accepted on The 2021 IEEE 94th Vehicular Technology Conference (VTC2021-Fall).
H. He, S. Kojima, K. Yonei, K. Maruta, C-J. Ahn, “Variable Frame Splitting for Polar Coded MIMO E-SDM in Fast Fading Channel”
2021/07/29
Received IEICE Communications Express (ComEX) Top Downloaded Letter Award.
N. Funaki, K. Maruta, C-J. Ahn, “Mobility-Aware Null-Space Expansion for Multiuser Massive MIMO,” IEICE Communications Express, Vol. 10, Issue 6, p. 324-330, June 2021.
2021/07/13
Conference papers have been accepted on The 2021 IEEE 94th Vehicular Technology Conference (VTC2021-Fall).
S. Kojima, Y. Feng, K. Maruta, K. Ootsu, T. Yokota, C-J. Ahn, V. Tarokh, “Investigation of Input Signal Representation to CNN for Improving SNR Classification Accuracy”
K. Suzuoki, D. Hisano, K. Maruta, Y. Inoue, Y. Hara-Azumi, Y. Nakayama, “Space-Time-Domain Adaptive Equalizer Employed Successive Interference Cancellation for Underwater Acoustic Communication”
M. Nakahara, D. Hisano, M. Niahimura, Y. Ushiku, K. Maruta, Y. Nakayama, “Retransmission Edge Computing System Conducting Adaptive Image Compression Based on Image Recognition Accuracy”
2021/07/06
Journal paper has been accepted on IEEE/OSA Journal of Lightwave Technology (IF: 4.288).
K. Suzuoki, D. Hisano, S. Shibita, K. Maruta, A. Maruta, “Nonlinear Quantization for Power-Domain Non-orthogonal Multiple Access Passive Optical Network”
2021/06/23
Received IEICE Communications Express (ComEX) Top Downloaded Letter Award.
K. Arai, K. Maruta, C-J. Ahn, “Prediction-Aided Precoding for Multiuser Massive MIMO Null-Space Expansion,” IEICE Communications Express, Vol. 10 Issue 5, p. 212-218, May 2021.
2021/06/15
Journal paper has been accepted on IEEE Access (IF: 3.745).
K. Maruta, K. Senoo, D. Hisano, Y. Nakayama, K. Nishimori, “Interference Gaussianization: Time-Domain Inter-Symbol Spreading for Blind Adaptive Array Signal Source Identification”
2021/05/24
Journal paper has been accepted on IEEE Access (IF: 3.745).
H. So, K. Maruta, “Directional Antenna with Lightweight Metamaterial Reflector for UAV-Based Networks”
2021/04/28
Journal paper has been accepted on IEEE Transactions on Communications (IF: 5.646).
S. Kojima, K. Maruta, Y. Feng, C-J. Ahn, V. Tarokh, “CNN based Joint SNR and Doppler Shift Classification using Spectrogram Images for Adaptive Modulation and Coding”
2021/04/12
Journal paper has been accepted on Elsevier Digital Signal Processing (IF: 3.381).
N. Funaki, K. Maruta, C-J. Ahn, “Dimensionality Reduction of Interference Subspace for Multiuser Massive MIMO Null-Space Expansion”
Journal paper has been accepted on IEEE Systems Journal (IF: 3.987).
K. Maruta, “Imperfect CSI Muting with Time-Domain Thresholding for Cooperative Inter-Cell Interference Cancellation”
2021/03/16
Journal papers (letters) have been accepted on IEICE Communications Express.
N. Funaki, K. Maruta, C-J. Ahn, “Mobility-Aware Null-Space Expansion for Multiuser Massive MIMO”
2021/03/13
Journal paper has been accepted on IEEE Access (IF: 3.745).
J. Nakazato, M. Nakamura, T. Yu, Z. Li, K. Maruta, G. K. Tran, K. Sakaguchi, “Market Analysis of MEC-Assisted Beyond 5G Ecosystem”
2021/03/10
Conference paper has been accepted on Optical Networking and Communication Conference (OFC2021).
K. Suzuoki, D. Hisano, K. Mishina, K. Maruta, A. Maruta, “Demonstration of Successive Interference Canceller for Uplink PD-NOMA-PON System”
2021/03/10
Journal papers (letters) have been accepted on IEICE Communications Express.
N. Tanuma, Y. Goto, K. Maruta, C-J. Ahn, “Codeword Extension for Polar Decoding and CNN-aided Adaptation”
N. Tanuma, Y. Goto, K. Maruta, C-J. Ahn, “Known Bits Puncturing for Systematic Polar Coded OFDM Systems”
2021/03/01
Received paper award from Research Institute of Signal Processing (RISP).
S. Kojima, K. Watanabe, K. Maruta, C-J. Ahn, “Joint Adaptive Modulation and Transmit Power Control on Frequency Symbol Spreading OFDM Mobile Relay System,” RISP Journal of Signal Processing, Volume 23, Issue 3, pp. 83-93, May 2019.
2021/02/12
Journal paper (letter) has been accepted on IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences.
K. Matsubara, S. Kuroki, K. Ito, K. Shimada, K. Maruta, C-J. Ahn, “Pilot De-contamination by Modified HTRCI with Time-Domain CSI Separation for Two-cell MIMO Downlink”
2021/02/01
Journal paper (letter) has been accepted on IEICE Communications Express.
K. Arai, K. Maruta, C-J. Ahn, “Prediction-Aided Precoding for Multiuser Massive MIMO Null-Space Expansion”
2021/01/25
Journal papers (letters) have been accepted on IEICE Communications Express.
K. Ito, K. Matsubara, K. Shimada, Y. Goto, K. Maruta, C-J. Ahn, “Precise Analytical Model for MRT precoded Massive MIMO”
K. Matsubara, Y. Goto, K. Ito, K. Shimada, K. Maruta, C-J. Ahn, “Cell partitioned M-QAM for Semi-Blind Uplink Interference Suppression on Multicell Massive MIMO Systems”
2021/01/20
Journal paper has been accepted on IEEE Access (IF: 3.745).
K. Shima, S. Kojima, K. Ito, K. Maruta, C-J. Ahn, “Adaptive Subcarrier Grouping for MMSE-SMI Adaptive Array Interference Suppression”
2021/01/12
Received IEEE ICCE 2021 Excellent Paper Award.
K. Maruta, D. Hisano, Y. Nakayama, “Fast Beam Tracking Algorithm for Wireless Backhaul in Adaptive Vehicular Cell Networks”
2020/12/12
Journal paper has been accepted on IEEE Photonics Journal (IF: 2.833).
S. Shibita, D. Hisano, K. Maruta, Y. Nakayama, K. Mishina, A. Maruta, “Optical Reflection Interference Equalization for Single-Wavelength Bidirectional WDM-PON Transmission System”
2020/12/10
Conference paper has been accepted on the IEEE 93rd Vehicular Technology Conference (VTC2021-Spring).
H. Takano D. Hisano, M. Nakahara, K. Suzuoki, K. Maruta, Y. Onodera, R. Yaegashi, Y. Nakayama, “Visible Light Communication on LED-equipped Drone and Object-Detecting Camera for Post-Disaster Monitoring”
2020/12/09
Journal paper has been accepted on IEEE Access (IF: 3.745).
K. Arai, K. Maruta, C-J. Ahn, “Uplink Null-Space Expansion for Multiuser Massive MIMO in Time-Varying Channels Under Unknown Interference”
2020/12/03
Received awards on International Conference on Emerging Technologies for Communications (ICETC2020).
Outstanding contribution award
Student presentation award (Co-authored student's paper presentation)
2020/12/01
Conference paper has been accepted on the 39th IEEE International Conference on Consumer Electronics (ICCE 2021) .
K. Maruta, D. Hisano, Y. Nakayama, “Fast Beam Tracking Algorithm for Wireless Backhaul in Adaptive Vehicular Cell Networks”
2020/11/19
Journal paper has been accepted on RISP Journal of Signal Processing.
K. Shimada, M. Takahashi, K. Maruta, C-J. Ahn, “Channel Ranking based Spreading Factor Optimization for Multiuser Visible Light Communication OFDM-IDMA with Parallel Interference Cancellation”
2020/10/28
Conference papers have been accepted on International Conference on Emerging Technologies for Communications (ICETC2020).
S. Kojima, K. Shima, K. Maruta, C-J. Ahn, “K-Factor Estimation based on Spectrogram Images by Convolutional Neural Network”
Y. Namie, S. Kojima, K. Maruta, O. Muta, C-J. Ahn, “Convolutional Neural Network aided SNR Estimation Using IQ Constellation Images”
Y. Goto, S. Kojima, K. Maruta, C-J. Ahn, “A Preamble-less Symbol Timing Synchronization for OFDM Systems Using Convolutional Neural Networks”
H. He, S. Kojima, K. Maruta, C-J. Ahn, “GRNN based Channel Estimation using Scattered Pilot and RBF Interpolation”
K. Mukai, K. Maruta, C-J. Ahn, “Improving Low Complexity Inter-User Interference Cancellation for Massive MIMO Systems”
K. Matsubara, K. Maruta, C-J. Ahn, “Application of Higher-order Modulation for Semi-blind Interference Suppression on Multi-cell Massive MIMO Uplink”
K. Ito, K. Matsubara, K. Shima, K. Maruta, C-J. Ahn, “Precise Analytical Model of MRT Precoded Massive MIMO Downlink”
N. Tanuma, K. Maruta, C-J. Ahn, “Performance Improvement of Polar Codes with Successive Cancellation Decoding by Extended Block Length”
S. Shibita, D. Hisano, K. Maruta, Y. Nakayama, K. Mishina, A. Maruta, “Impact of Interference on Wavelength-Swapped WDM-PON System”
K. Suzuoki, D. Hisano, K. Maruta, A. Maruta, “Numerical Demonstration of Successive Interference Canceller for Uplink Power-Domain NOMA-based Coherent PON System”
2020/10/17
Conference paper has been accepted on the 46th European Conference on Optical Communication (ECOC2020).
K. Suzuoki, D. Hisano, S. Shibita, K. Maruta, A. Maruta, "Experimental Demonstration of Lloyd-Max Algorithm to Quantization Noise Reduction on a Power–Domain Non-Orthogonal Multiple Access based Coherent PON"
Magazine paper has been accepted on IEEE Communications Magazine (IF:11.052).
Y. Nakayama, R. Yasunaga, K. Maruta, "Banket: Bandwidth Market for Building Sharing Economy in Mobile Networks"
2020/10/15
Conference paper has been accepted on the 39th IEEE International Conference on Consumer Electronics (ICCE 2021).
Y. Ida, K. Maruta, T. Matsumoto, S. Matsufuji, "CR-QRM-MLD for SD-SM-MIMO with Null Modulation"
2020/09/16
電子情報通信学会 通信ソサイエティ 活動功労賞 を受賞しました．
2020/09/15
Journal paper has been accepted on IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences.
K. Shima, K. Maruta, C-J. Ahn, “Data-aided SMI Algorithm using Common Correlation Matrix for Adaptive Array Interference Suppression”
2020/09/03
Conference papers have been accepted on The 23rd International Symposium on Wireless Personal Multimedia Communications (WPMC2020).
H. Kobayashi, K. Maruta, T. Sugiyama, C-J. Ahn, “Computationally Efficient SLM based PAPR Reduction for STPA-BAA Scheme”
T. Hanada, K. Maruta, C-J. Ahn, “Improving DOA Estimation Accuracy by Rotating Planar Antenna Array”
S. Hirano, K. Shimada, S. Kojima, K. Maruta, C-J. Ahn, “Reducing FBI and MLI Using FSS Method for Adaptive Modulated VLC-OFDM System”
K. Arai, K. Maruta, C-J. Ahn, “High Beamforming Gain Precoding Weight Design Scheme with Null-Space Expansion for Multiuser Massive MIMO in Time-Varying Channels”
N. Funaki, K. Maruta, C-J. Ahn, “Improved Null-Space Expansion Scheme under Presence of Channel Estimation Error for Multiuser Massive MIMO”
2020/08/17
Conference paper has been accepted on IEEE Global Communications Conference (GLOBECOM2020) .
Y. Nakayama, K. Maruta, "Cell Zooming for Green Mobile Networks with Vehicle-Mounted Radio Units"
2020/08/03
RCS Technical Committee Recommended paper has been accepted on IEICE Transactions on Communications.
K. Maruta, C-J. Ahn, “Multi Modulus Signal Adaptation for Semi-Blind Uplink Interference Suppression on Multicell Massive MIMO Systems”
2020/07/17
Edited Special Issue reprint book has been published.
K. Maruta, F. Falcone, “Massive MIMO Systems”
2020/07/10
Conference paper has been accepted on 25th Optoelectronics and Communications Conference (OECC 2020) .
K. Suzuoki, D. Hisano, S. Shibita, K. Maruta, A. Maruta, “Influence of Quantization Noise on Power Domain Non-Orthogonal Multiple Access Based PON”
2020/07/01
Journal paper has been accepted on IEEE Internet of Things Journal (IF: 9.936).
Y. Nakayama, K. Maruta, “Age of Information based Host Selection for Mobile User Provided Networks”
2020/06/25
Conference paper has been accepted on OSA Advanced Photonics Congress.
D. Hisano, S. Shibita, K. Mishina, Y. Nakayama, K. Maruta, A. Maruta, “Wavelength Swapping Scheme to Eliminate Reflected Light in Bidirectional WDM-PON”
2020/06/03
Received IEICE Communications Express (ComEX) Top Downloaded Letter Award.
K. Senoo, T. Akao, K. Maruta, T. Sugiyama, C-J. Ahn, “Operational Range Increasement for STPA-BAA Spectrum Superposing Using Subcarrier Modulation Adaptation,” IEICE Communications Express, Vol. 9, Issue 1, p. 13-18, January 2020.”
2020/04/01
Research grant proposal was accepted by JSPS Grants-in-Aid for Scientific Research (KAKEN) B (Co-Investigator)
日本学術振興会 科学研究費助成事業 基盤研究(B) (分担，代表：吉本直人) に採択されました．
2020/04/01
東京工業大学 超スマート社会卓越教育院（特任准教授）に着任しました．
Joined Tokyo Tech Academy for Super Smart Society as Specially Appointed Associate Professor.
2020/03/05
電子情報通信学会トップページのバナーに，3月の推奨論文として紹介されました．
K. Senoo, T. Akao, K. Maruta, T. Sugiyama, C-J. Ahn, “Operational Range Increasement for STPA-BAA Spectrum Superposing Using Subcarrier Modulation Adaptation,” IEICE Communications Express, Vol. 9, Issue 1, p. 13-18, January 2020.”
2020/03/02
Journal paper (letter) has been accepted on IEICE Communications Express.
K. Goto, K. Maruta, C-J. Ahn, “Compressed Sensing based Low Complexity 2D-DOA Estimation by Separation and Pair-Mathcing Approach”
2020/02/29
Conference paper has been accepted on The 2020 IEEE 91st Vehicular Technology Conference (VTC2020-Spring).
K. Maruta, S. Kojima, C-J. Ahn, D. Hisano, Y. Nakayama, “Blind SIR Estimation by Convolutional Neural Network Using Visualized IQ Constellation”
2020/02/26
Editorial for Electronics Special Issue 'Massive MIMO Systems' has been published.
K. Maruta, F. Falcone, “Massive MIMO Systems: Present and Future”
2020/02/22
Conference paper has been accepted on The 2020 IEEE 91st Vehicular Technology Conference (VTC2020-Spring).
Y. Nakayama, Y. Hara-Azumi, A.H.N. Nguyen, D. Hisano, T. Nishio, K. Maruta, “Real-Time Routing for Wireless Relay Fronthaul with Vehicle-Mounted Radio Units”
2020/02/13
エンジニアHubにて、TCPに関するweb記事が公開されました．
2020/01/29
Summary of our research project (IEEE Access paper below) has been posted on IEEE Spectrum’s technology blog.
2020/01/15
Journal paper has been accepted on IEEE Access (IF: 4.098).
Y. Nakayama, T. Nishio, D. Hisano, K. Maruta, “Small Cells Enabled by Crowdsourced Radio Units Mounted on Parked Vehicles for Smart City”
2020/01/11
Conference paper has been accepted on The 2020 IEEE 91st Vehicular Technology Conference (VTC2020-Spring).
S. Kojima, K. Maruta, C-J. Ahn, “High-precision SNR Estimation by CNN using PSD Image for Adaptive Modulation and Coding”
2020/01/10
Journal paper has been accepted on Journal of Communications Software and Systems.
K. Maruta, “Frequency Domain Backoff for Continuous Beamforming Space Division Multiple Access on Massive MIMO Wireless Backhaul Systems”
2020/01/07
Journal paper (letter) has been accepted on ICT Express.
K. Yonei, K. Maruta, C-J. Ahn, “Frame Splitting and Data-aided Decision Direct Channel Estimation for OFDM in Fast Varying Fading Channels”
2019/12/28
Magazine paper has been accepted on IEEE Network (IF: 7.503).
Y. Nakayama, D. Hisano, K. Maruta, "Adaptive C-RAN Architecture with Moving Nodes Towards Beyond 5G Era"
2019/11/21
Research grant proposal was accepted by Artificial Intelligence Research Promotion Foundation.
2019/11/07
Received APCC2019 Best Paper Award.
K. Shimada, M. Takahashi, K. Maruta, C-J. Ahn, “Channel Ranking based Spread Code Optimization for Visible Light Communication OFDM-IDMA Systems"
2019/10/24
Journal paper (letter) has been accepted on IEICE Communications Express.
K. Senoo, T. Akao, K. Maruta, T. Sugiyama, C-J. Ahn, “Operational Range Increasement for STPA-BAA Spectrum Superposing Using Subcarrier Modulation Adaptation”
2019/10/05
Journal paper has been accepted on IEEE Access (IF: 4.098).
S. Kojima, K. Maruta, C-J. Ahn, “Adaptive Modulation and Coding using Neural Network based SNR Estimation,”
2019/09/24
Conference papers have been accepted on IEEE Consumer Communications & Networking Conference.
D. Hisano, K. Maruta, Y. Nakayama, “Low Cost C-RAN and Fronthaul Design with WDM-PON and Multi-hopping Wireless Link,”
Y. Nakayama, D. Hisano, T. Tsutsumi, K. Maruta, “Novel C-RAN Architecture with PON based Midhaul and Wireless Relay Fronthaul,”
2019/09/01
Conference papers have been accepted on The 25th Asia-Pacific Conference on Communications (APCC).
K. Ito, K. Maruta, C-J. Ahn, “Outage Probability Analysis of MF Precoded Massive MIMO with Multi-antenna User Environment,”
K. Shima, K. Senoo, K. Goto, K. Maruta, C-J. Ahn, “Data-aided SMI Algorithm using Common Correlation Matrix for Adaptive Array Interference Suppression,”
K. Matsubara, S. Kuroki, K. Maruta, C-J. Ahn, “Modified HTRCI with Time-domain CSI Separation for Pilot De-contamination,”
K. Motosugi, K. Yonei, K. Maruta, C-J. Ahn, “Fast Fading Compensation by Frame Spliting and Decision Directed Channel Extrapolation for OFDM,”
K. Shimada, M. Takahashi, K. Maruta, C-J. Ahn, “Channel Ranking based Spread Code Optimization for Visible Light Communication OFDM-IDMA Systems,”
N. Tanuma, R. Marumo, K. Maruta, C-J. Ahn, “Known Bits Puncturing for Systematic Polar Codes,”
2019/08/21
Conference papers have been accepted on the 2019 International Conference on Advanced Technologies for Communications (ATC).
S. Kuroki, K. Matsubara, K. Maruta, C-J. Ahn, “Modified HTRCI with Variable Pulse Generation for Pilot De-contamination,”
T. Omura, N. Hoeur, K. Maruta, C-J. Ahn, “Improving ANN based Channel Identification and Compensation using GRNN Method under Fast Fading Environment,”
M. Takahashi, K. Shimada, K. Maruta, C-J. Ahn, “Throughput Improvement Using Code Length Optimization for VLC-OFDM/IDMA,”
R. Marumo, N. Tanuma, K. Maruta, C-J. Ahn, “Throughput Improvement of Systematic Polar Coded MIMO-OFDM by Puncturing,”
2019/07/24
Conference papers have been accepted on IEEE 90th Vehicular Technology Conference (VTC-Fall).
K. Maruta, C-J. Ahn, “Enhanced Semi-Blind Uplink Interference Suppression on Multicell Massive MIMO Systems for Multi Modulus Signals,”
Y. Nakayama, K. Maruta, “Adaptive C-RAN Architecture for Smart City with Crowdsourced Radio Units Mounted on Parked Vehicles,”
Y. Nakayama, D. Hisano, T. Nishio, K. Maruta, “Experimental Results on Crowdsourced Radio Units Mounted on Parked Vehicles,”
2019/07/02
Journal paper (letter) has been accepted on IEICE Communications Express.
T. Omura, S. Kojima, K. Maruta, C-J. Ahn, “Neural Network based Channel Identification and Compensation,”
2019/07/01
著書を出版します.
安永遼真, 中山悠, 丸田一輝, "TCP技術入門 ――進化を続ける基本プロトコル", 技術評論社, 2019年7月.
2019/05/17
Journal paper has been accepted on IET Microwaves, Antennas & Propagation (IF: 2.036 ).
K. Maruta, C-J. Ahn, “Stabilized Blind Interference Suppression of Constant Modulus-based Adaptive Array over Rayleigh Fading Channels by Initial Antenna Selection,”
2019/04/30
6月5日，大阪大学 数理・データ科学セミナー 数理モデルセミナーシリーズ にて講演します．
“無線信号の統計量に基づくブラインド型アダプティブアレー干渉抑圧”
2019/03/19
Journal paper (letter) has been accepted on ICT Express.
K. Watanabe, S. Kojima, T. Akao, M. Katsuno, K. Maruta, C-J. Ahn, “Modified Pilot Selection for Channel Estimation of Systematic Polar Coded MIMO-OFDM,”
2019/03/18
Journal paper has been accepted on Journal of Signal Processing.
S. Kojima, K. Maruta, C-J. Ahn, “Joint Adaptive Modulation and Transmit Power Control on Frequency Symbol Spreading OFDM Mobile Relay System,”
2019/03/03
Journal paper (letter) has been accepted on ICT Express.
T. Akao, K. Watanabe, S. Kojima, M. Katsuno, K. Maruta, C-J. Ahn, “Reducing Channel Spatial Correlation by Rotating Planar Antenna Array,”
2019/02/18
発表予定です．
■2019年3月19日＠2019年電子情報通信学会総合大会
丸田一輝, 安昌俊, “マルチセルMassive MIMOにおけるセミブラインドMMA及びMMSE-SMIによる多値信号適用時の動作改善,”
■2019年3月14日＠情報処理学会全国大会
丸田一輝, 中山悠, 田中健, 安永遼真, 菅宣理, 本田一暁, 久野大介, 安昌俊, “ビークルセルネットワークの無線フロントホールにおけるビーム追従法,”
■2019年3月6日＠電子情報通信学会RCS研究会
丸田一輝, 西森健太郎, 中山悠, 安昌俊, “時間領域シンボル拡散を用いたブラインド型アダプティブアレー ”
■2019年2月28日＠革新的無線通信技術に関する横断型研究会(MIKA)技術交流会
丸田一輝, 小島駿, 中山悠, 久野大介, 安昌俊, “無線信号の可視化情報を用いた機械学習による干渉推定 ”
2019/02/10
Conference paper has been accepted on International ITG Workshop on Smart Antennas (WSA).
K. Nishimori, K. Maruta, T. Hiraguri, "Blind Adaptive Array by Constant Modulus with Variable Step Size for Multi-beam Massive MIMO",
2019/02/04
Conference paper has been accepted on IEEE International Conference on Communications (ICC).
Y. Nakayama, D. Hisano, R. Yasunaga, K. Maruta, "Adaptive Network Architecture with Moving Nodes Towards Beyond 5G Era",
2019/01/28
Journal paper has been accepted on IEICE Transactions on Communications, Special Section “Technology Trials and Proof-of-Concept Activities for 5G and Beyond”.
K. Maruta, C-J. Ahn, “Improving Semi-Blind Uplink Interference Suppression on Multicell Massive MIMO Systems: A Beamspace Approach,”
2018/12/22
Conference paper has been accepted on PerCom 2019 Work In Progress (WiP) Session.
Y. Nakayama, K. Honda, D. Hisano, K. Maruta, “Adaptive C-RAN Architecture for Smart City using Crowdsourced Radio Units,”
2018/11/17
Journal paper has been accepted on Journal of Communications Software and Systems .
S. Kojima, K. Maruta, C-J. Ahn, “Throughput Maximization by Adaptive Switching with Modulation Coding Scheme and Frequency Symbol Spreading,”
2018/09/25
Adopted for the Mazda Foundation research grant.
2018/09/14
Conference papers have been accepted on 2018 International Symposium on Intelligent Signal Processing and Communication Systems (ISPACS2018).
T. Akao, K. Watanabe, S. Kojima, M. Katsuno, K. Maruta, C-J. Ahn, “Reducing Channel Spatial Correlation by Rotating Planar Antenna Array,”
K. Watanabe, S. Kojima, T. Akao, M. Katsuno, K. Maruta, C-J. Ahn, “Modified Pilot Selection for Systematic Polar Coded MIMO-OFDM Channel Estimation,”
2018/09/13
Journal paper has been accepted on IEIE Transactions on Smart Processing and Computing.
K. Tezuka, S. Taroda, S. Higuchi, K. Maruta, C-J. Ahn, “Variable Channel Threshold-Based Hybrid AF-DF Cooperative Communications with Packet Splitting,”
2018/08/28
Journal paper has been accepted on Big Data and Cognitive Computing.
Y. Nakayama, K. Maruta, “Analysis of Nonlinear Bypass Route Computation for Wired and Wireless Network Cooperation Recovery System,”
2018/08/18
Journal paper has been accepted on Entropy.
2018/08/02
International conference papers have been accepted on The 18th International Symposium on Communications and Information Technologies (ISCIT 2018)
K. Maruta, K. Nishimori, C-J. Ahn, “Constant Modulus and Kurtosis based Blind Adaptive Array Interference Suppression: Comparisons and New Approach,”
T. Omura, S. Kojima, K. Maruta, C-J. Ahn, “Neural Network based Channel Identification and Compensation,”
K. Senoo, T. Akao, K. Maruta, C-J. Ahn, “Improvement and Expansion of Operational Range for STPA-BAA Spectrum Superposing Scheme Using Subcarrier Adaptive Modulation,”
K. Yonei, K. Watanabe, K. Maruta, C-J. Ahn, “Iterative Channel Estimation with Polar Codes for Short Block Transmission,”
K. Goto, T. Akao, K. Maruta, C-J. Ahn, “Reduced Complexity Direction-of-Arrival Estimation for 2D Planar Massive Arrays: A Separation Approach,”
2018/7/30
Journal paper has been accepted on IEEE Transactions on Communications.
2018/7/28
International conference papers have been accepted on International Conference on Software, Telecommunications and Computer Networks (SoftCOM 2018).
S. Kojima, T. Akao, K. Watanabe, M. Katsuno, K. Maruta, C-J. Ahn, “Adaptive Switching Method with AMC and FSS,”
2018/7/23
International conference papers have been accepted on 2018 IEEE 29th Annual International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC).
K. Honda, R. Yasunaga, Y. Nakayama, K. Maruta, T. Tsutsumi, “Dynamic Mobile Network Architecture Organized by Drivers Decision Making,”
K. Maruta, Y. Nakayama, K. Honda, D. Hisano, C-J. Ahn, “V2P Connectivity on Higher Frequency Band and CoMP Based Coverage Expansion,”
2018/7/15
International conference paper has been accepted on 2018 IEEE Global Telecommunications Conference (GLOBECOM).
D. Hisano, Y. Nakayama, K. Maruta, A. Maruta, “Deployment Design of Functional Split Base Station in Fixed and Wireless Multihop Fronthaul,”
2018/6/28
International conference paper has been accepted on 2018 IEEE International Workshop on Electromagnetics:Applications and Student Innovation Competition (iWEM).
S. Ogawa, K. Nishimori, R. Taniguchi, K. Maruta, T. Hiraguri, “Multi-beam Massive MIMO Using Robust ICA,”
2018/6/4
Journal paper has been accepted on IEEE Access.
Y. Nakayama, K. Maruta, T. Tsutsumi, K. Sezaki, “Optically Backhauled Moving Network for Local Trains: Architecture and Scheduling,“ IEEE Access.
2018/5/14
International conference papers have been accepted on ICCE 2018.
S. Taroda, C-J. Ahn, K. Maruta, “Transmit Power Imbalance Reduction Method and Nonlinear Companding Transform for Beamforming OFDM Systems,”
S. Higuchi, C-J. Ahn, K. Maruta, “Efficient Channel Column Sorting Method Based on Householder Transformation for QRM-MLD,”