2024
Packet-Level Index Modulation Based on Channel Activity Detection.
IEEE Trans. Wirel. Commun., April, 2024
Adaptive Resource Allocation Utilizing Periodic Traffic and Clock Drift in LPWAN.
IEEE Trans. Wirel. Commun., April, 2024
An Environment-Aware Adaptive Data-Gathering Method for Packet-Level Index Modulation in LPWA.
Sensors, April, 2024
Received Signal Aided Implicit Node Clustering in LPWAN.
Proceedings of the 99th IEEE Vehicular Technology Conference, 2024
Novel Environmental Recognition Scheme with Mobile Data Gathering Station in Physical Wireless Parameter Conversion Sensor Networks.
Proceedings of the 100th IEEE Vehicular Technology Conference, 2024
LBT-Based Resource Allocation Methods Utilizing Periodicity of Traffic in LPWAN.
Proceedings of the International Conference on Computing, Networking and Communications, 2024
Characterization of Discrimination of Number of Signal Collision Sensors Using Spectral Fluctuation Caused by Frequency Offset in Physical Wireless Parameter Conversion Sensor Networks.
Proceedings of the International Conference on Artificial Intelligence in Information and Communication , 2024
A Study on Packet-Level Index Modulation Using Frequency Offsets within a LoRaWAN Channel.
Proceedings of the Asia Pacific Signal and Information Processing Association Annual Summit and Conference, 2024
2023
Data Gathering Method with High Accuracy of Environment Recognition Using Mathematical Optimization in Packet-Level Index Modulation.
IEICE Trans. Commun., December, 2023
Three Level Recognition Based on the Average of the Phase Differences in Physical Wireless Parameter Conversion Sensor Networks and Its Effect to Localization with RSSI.
Sensors, March, 2023
Position Estimation of Radio Source Based on Fingerprinting With Physical Wireless Parameter Conversion Sensor Networks.
IEEE Access, 2023
Packet-Level Index Modulation Under Duty Cycle Constraints.
Proceedings of the 26th International Symposium on Wireless Personal Multimedia Communications, 2023
Resource Allocation for Periodic Traffic in Wireless Sensor Network.
Proceedings of the IEEE Wireless Communications and Networking Conference, 2023
Frame Design for Differential Packet-Level Index Modulation implemented by LoRaWAN.
Proceedings of the Fourteenth International Conference on Ubiquitous and Future Networks, 2023
Channel Access Control Instead of Random Backoff Algorithm.
Proceedings of the International Conference on Artificial Intelligence in Information and Communication, 2023
2022
Flexible Index Mapping Scheme for Packet-Level Index Modulation.
IEEE Wirel. Commun. Lett., 2022
Estimation Based on Chirp Modulation for Desired and Interference Power and Channel Occupancy Ratio in LoRa.
Sensors, 2022
Simple Clock Drift Estimation and Compensation for Packet-Level Index Modulation and Its Implementation in LoRaWAN.
IEEE Internet Things J., 2022
Differential Packet Level Index Modulation for Low Power Wide Area System.
Proceedings of the Thirteenth International Conference on Ubiquitous and Future Networks, 2022
Performance Evaluation of Highly Efficient Information Collection Methods by Trend Analysis of Sensor Information Using Pre-learning.
Proceedings of the Thirteenth International Conference on Ubiquitous and Future Networks, 2022
High-Sensitivity Detection Method for Signals in PhyC-SN.
Proceedings of the Thirteenth International Conference on Ubiquitous and Future Networks, 2022
2021
Optimal Construction of Access Rate to Superior Channel in Rendezvous Channel Based on Channel-Occupancy Ratio.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2021
Autonomous Decentralized Traffic Control Using Q-Learning in LPWAN.
IEEE Access, 2021
Packet-Level Index Modulation for LoRaWAN.
IEEE Access, 2021
Transmission Timing Control Using ACK Signal in LoRaWAN.
Proceedings of the IEEE Wireless Communications and Networking Conference, 2021
Channel Allocation for LoRaWanConsidering Intra-System and Inter-System Interferences.
Proceedings of the 94th IEEE Vehicular Technology Conference, 2021
Proposal of interference power occupancy estimation method using chirp demodulation.
Proceedings of the Twelfth International Conference on Ubiquitous and Future Networks, 2021
DCT Compression Scheme for Wireless Sensor Information considering Spatial Correlation.
Proceedings of the International Conference on Information Networking, 2021
Intra-System Interference Avoidance for Packet-Level Index Modulation in Internet of Things.
Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2021
2020
Adapting the number of replicas in the E-IRSA system using the power control.
Proceedings of the 2020 International Conference on Information Networking, 2020
Data Fusion Method Exploiting Data Correlation for Physical Wireless Parameter Conversion Sensor Networks.
Proceedings of the 2020 International Conference on Information Networking, 2020
Transmission Timing Adjustment Algorithm in IoT System Equipped with Low-cost Oscillator with Low Frequency Stability.
Proceedings of the 2020 International Conference on Artificial Intelligence in Information and Communication, 2020
Specification of Link Quality Degradation in WLAN based on MCS and Retransmission Flag.
Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2020
Spectrum Sharing for Internet of Things System in Periodic Transmission.
Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2020
Estimation of Desired power and Undesired power Using Chirp Demodulation and Evaluation of Accuracy.
Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2020
Autonomous Decentralized Transmission Timing Control in Wireless Sensor Network.
Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2020
2019
ID Insertion and Data Tracking with Frequency Offset for Physical Wireless Parameter Conversion Sensor Networks.
Sensors, 2019
Adaptive Channel Assignment With Predictions of Sensor Results and Channel Occupancy Ratio in PhyC-SN.
IEEE Access, 2019
Q-Learning Aided Resource Allocation and Environment Recognition in LoRaWAN With CSMA/CA.
IEEE Access, 2019
Adaptive Transmission Control with Prediction of Sensing Results for PhyC-SN.
Proceedings of the IEEE Radio and Wireless Symposium, 2019
Spectrum Sharing Exploiting Spectrum Database for LPWA.
Proceedings of the Eleventh International Conference on Ubiquitous and Future Networks, 2019
Optimal Channel Selection Rate of Slave Terminal for Rendezvous Channel Scheme based on Channel Occupancy Rate.
Proceedings of the Eleventh International Conference on Ubiquitous and Future Networks, 2019
Transmission Timing Control Method for IoT Devices Equipped with Poor Oscillator.
Proceedings of the Eleventh International Conference on Ubiquitous and Future Networks, 2019
Data Separation Considering Smoothness of Sensing Data in Physical Wireless Parameter Conversion Sensor Networks.
Proceedings of the 33rd International Conference on Information Networking, 2019
Network MIMO with Interference Cancellation for Cloud-Cooperated Wireless Sensor Networks.
Proceedings of the 33rd International Conference on Information Networking, 2019
Recognition and Countermeasure to Hidden Terminal Problem by Packet Analysis in Wireless LAN.
Proceedings of the 2019 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2019
2018
Fast Rendezvous Scheme with a Few Control Signals for Multi-Channel Cognitive Radio.
IEICE Trans. Commun., 2018
Transmit control and data separation in physical wireless parameter conversion sensor networks with event driven sensors.
Proceedings of the IEEE Topical Conference on Wireless Sensors and Sensor Networks, 2018
Channel assignment based on predictions of sensing result and channel occupancy rate in PhyC-SN.
Proceedings of the 2018 IEEE Wireless Communications and Networking Conference, 2018
Measurement Experiments on 920 MHz Band for Spectrum Sharing with LoRaWAN.
Proceedings of the 88th IEEE Vehicular Technology Conference, 2018
Modified rendezvous scheme with inferring access channel probability of slave by master.
Proceedings of the 2018 International Conference on Information Networking, 2018
Experimental study of signaling with IFDMA modulation and nonlinear amplifying for recovering access channel mismatch.
Proceedings of the 2018 International Conference on Information Networking, 2018
A Signal Separation Method for Physical Wireless Parameter Conversion Sensor Networks Using K-Shortest Path.
Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2018
Experimental Evaluation of Interference Robustness for Frequency Spectrum Sharing in WLAN Systems.
Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2018
A Study on Radio Signal Identification Method for Spectrum Sharing.
Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2018
2017
Optimal cluster head selection and rotation of cognitive wireless sensor networks for simultaneous data gathering and long life system.
Int. J. Distributed Sens. Networks, 2017
Fusion Center Controlled MAC Protocol for Physical Wireless Parameter Conversion Sensor Networks (PHY-C SN).
IEICE Trans. Commun., 2017
Measurement Technique for Occupancy Ratio and Transition Ratio in Cognitive Radio System.
Proceedings of the 2017 IEEE Wireless Communications and Networking Conference Workshops, 2017
Data Tracking Using Frequency Offset and SIC for Physical Wireless Conversion Sensor Networks.
Proceedings of the 2017 IEEE Wireless Communications and Networking Conference Workshops, 2017
Control Signal Transmission Based on IFDMA and Receiver with Nonlinear Amplifier for Compensating Access Channel Mismatch.
Proceedings of the 86th IEEE Vehicular Technology Conference, 2017
Robust channel selection method under home electronics-derived electromagnetic wave interference.
Proceedings of the Ninth International Conference on Ubiquitous and Future Networks, 2017
Multiple information collection with frequency offset compensation by utilizing physical wireless parameter conversion sensor network (PHY-C SN).
Proceedings of the Ninth International Conference on Ubiquitous and Future Networks, 2017
Spectrum edge decision method for energy detection with FFT.
Proceedings of the 2017 International Conference on Information Networking, 2017
Optimization of multi-channel access in learning assisted measurement of channel occupancy ratio by USRP.
Proceedings of the 2017 International Conference on Information Networking, 2017
Optimal cluster head selection and rotation of cognitive wireless sensor networks for simultaneous data gathering.
Proceedings of the 2017 International Conference on Information Networking, 2017
Multiband hierarchical ad hoc network with wireless environment recognition.
Proceedings of the 2017 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2017
2016
Performance evaluation of multi-target tracking for PhyC-SN.
Proceedings of the IEEE Wireless Communications and Networking Conference Workshops, 2016
Novel two-stage spectrum sensing for energy detection with FFT.
Proceedings of the IEEE Wireless Communications and Networking Conference, 2016
Multi-target tracking based on features of sensing results and wireless parameters for physical wireless parameter conversion sensor networks.
Proceedings of the 2016 IEEE Radio and Wireless Symposium, 2016
Highly efficient environment aware wireless sensor network.
Proceedings of the 13th IEEE Annual Consumer Communications & Networking Conference, 2016
Fundamental study of decomposition based on heterogeneous sensing data in physical conversion sensor networks.
Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2016
2015
Data Tracking and Effect of Frequency Offset to Simultaneous Collecting Method for Wireless Sensor Networks.
Int. J. Distributed Sens. Networks, 2015
Optimization of Learning Time for Learning-Assisted Rendezvous Channel in Cognitive Radio System.
IEICE Trans. Commun., 2015
Spectrum sensing and channel utilization prediction by Nth-order markov chain model.
Proceedings of the 2015 IEEE Wireless Communications and Networking Conference Workshops, 2015
Signal bandwidth estimation with energy detector based on windowed FFT for cognitive radio system.
Proceedings of the International Conference on Information and Communication Technology Convergence, 2015
Selection method of cluster head in wireless sensor networks of wireless physical conversion for spectrum sharing.
Proceedings of the International Conference on Information and Communication Technology Convergence, 2015
2014
Data tracking and effect of frequency offset to simultaneous collecting method for wireless sensor networks.
Proceedings of the International Conference on Information and Communication Technology Convergence, 2014
2012
Cooperative Sensing with Distributed Pre-Detection for Gathering Sensing Information on Shared Primary Spectrum.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2012
Channel Selection Statistics for Control Information Sharing within Cognitive Radio Networks.
Proceedings of the 76th IEEE Vehicular Technology Conference, 2012
2011
Demonstration of Vehicle to Vehicle Communications over TV White Space.
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Proceedings of the 74th IEEE Vehicular Technology Conference, 2011
A novel power controlled sensing information gathering for cooperative sensing on shared spectrum with primary spectrum.
Proceedings of the 6th International ICST Conference on Cognitive Radio Oriented Wireless Networks and Communications, 2011
2010
Outlier detection methods of low SNR nodes for cooperative spectrum sensing.
Proceedings of the 2010 7th International Symposium on Wireless Communication Systems, 2010
2009
A Novel Method for Information Gathering by Using Orthogonal Narrowband Signal for Cooperative Sensing in Cognitive Radio.
IEICE Trans. Commun., 2009
A cooperative sensing area expansion using orthogonal frequency based information collection method.
Proceedings of the 4th International ICST Conference on Cognitive Radio Oriented Wireless Networks and Communications, 2009