Takeo Fujii - RankMe

349 papers A* 1B 33Misc 8Journal 93Unranked 214

Year	Rank	Type	Title / Venue / Authors
2026	—	`conf`	A Lightweight Interference Estimation Method for Sub-6GHz Private 5G Using 3D City Maps. CCNC Takuma Matsumoto, Takeo Fujii
2026	J	`jnl`	Implementation of Differential Packet-Level Index Modulation Using LoRaWAN for IoT Systems. IEICE Trans. Commun. Mai Ohta, Hiroki Matsuura, Hitoshi Yamasaki, Takeo Fujii
2026	—	`conf`	ML-Assisted Empirical Modeling with Blockage-Aware Attenuation for Sub-6 GHz Private 5G Using 3D City Maps and Satellite Imagery. ICAIIC Takuma Matsumoto, Takeo Fujii
2025	—	`conf`	A Regional Clustering Method Based on Propagation Similarity for Modeling Cumulative Interference from Large Numbers of Terminals. APSIPA Tatsuro Hidaka, Osamu Takyu, Kei Inage, Takeo Fujii, Kohei Yoshida, Masayuki Ariyoshi
2025	—	`conf`	Improvement of Terrestrial Radio Environment Measurement Methods Using Satellite Constellations. ICOIN Takatoshi Obata, Osamu Takyu, Kei Inage, Takeo Fujii, Kohei Yoshida, Masayuki Ariyoshi
2025	—	`conf`	Interference Environment Estimation from Ground to Satellites by Using Measurement Satellite Signals at Mobile Devices for Spectrum Sharing in FR3. DySPAN Shota Yamada, Takeo Fujii, Kohei Yoshida, Masayuki Ariyoshi
2025	—	`conf`	Performance Analysis of 3D Radio Environment Mapping with Path Classification and Kriging. CCNC Shota Yamada, Takeo Fujii
2025	—	`conf`	Random Forest Prediction of WLAN Throughput using Communication Logs and Channel Occupancy Rate. ICOIN Nan Ni, Takeo Fujii
2025	—	`conf`	Resource Allocation Based on Relation Information of Hidden Node for Minimizing Packet Error in LPWA. VTC2025-Fall Keita Aoki, Osamu Takyu, Koichi Adachi, Mai Ohta, Takeo Fujii
2025	—	`conf`	Wireless Environment Estimation with Directional Antennas using Radio Environment Database for Wireless Information and Power Transfer in Smart Factories. APSIPA Kohei Yuzawa, Zhengdong Lin, Yu Kagaya, Yoshiaki Narusue, Takeo Fujii
2024	—	`conf`	A Study of Communication Quality Estimation Methods for LTE Using Communication Indexces Considering Time Variability. ICOIN Keisuke Kikuchi, Takeo Fujii
2024	—	`conf`	A Study on Estimation Method of Interference State during Frequency Sharing in 5G Cellular Systems. ICAIIC Taiga Kawaguchi, Osamu Takyu, Takeo Fujii
2024	—	`conf`	A Study on Packet-Level Index Modulation Using Frequency Offsets within a LoRaWAN Channel. APSIPA Mai Ohta, Hiroki Matsuura, Takeo Fujii
2024	J	`jnl`	Adaptive Resource Allocation Utilizing Periodic Traffic and Clock Drift in LPWAN. IEEE Trans. Wirel. Commun. Aoto Kaburaki, Koichi Adachi, Osamu Takyu, Mai Ohta, Takeo Fujii
2024	J	`jnl`	An Environment-Aware Adaptive Data-Gathering Method for Packet-Level Index Modulation in LPWA. Sensors Osamu Takyu, Keita Takeda, Ryuji Miyamoto, Koichi Adachi, Mai Ohta, Takeo Fujii
2024	—	`conf`	Analyses of Hidden and Exposed Nodes in LPWAN with Energy Detection Based Carrier Sense. CCNC Shusuke Narieda, Takeo Fujii
2024	—	`conf`	Characteristics of LoRaWAN with Energy Detection Based Carrier Sense. ICOIN Shusuke Narieda, Takeo Fujii
2024	—	`conf`	Characterization of Discrimination of Number of Signal Collision Sensors Using Spectral Fluctuation Caused by Frequency Offset in Physical Wireless Parameter Conversion Sensor Networks. ICAIIC Toshi Ito, Osamu Takyu, Mai Ohta, Takeo Fujii, Koichi Adachi
2024	B	`conf`	Indoor Radio Environment Map Construction using Node Position Estimation for Smart Factories. PIMRC Hayato Mukasa, Kohei Yuzawa, Takeo Fujii, Koichi Adachi
2024	—	`conf`	Indoor Wireless Environment Visualization for Smart Factories. ICOIN Hayato Mukasa, Koshiro Aruga, Takeo Fujii, Koichi Adachi
2024	Misc	`conf`	LBT-Based Resource Allocation Methods Utilizing Periodicity of Traffic in LPWAN. ICNC Aoto Kaburaki, Koichi Adachi, Osamu Takyu, Mai Ohta, Takeo Fujii
2024	—	`conf`	MAC Protocol Adaptation Method in Coordination with Application. ICAIIC Koshiro Aruga, Takeo Fujii
2024	—	`conf`	Multi-Hop Communication System with Multi-Antenna Beamforming in IRDT Protocol. VTC Fall Keigo Saito, Takeo Fujii, Koji Ishibashi, Yu Shibata, Soma Toki, Jumpei Doi, Toru Hatae
2024	—	`conf`	Novel Environmental Recognition Scheme with Mobile Data Gathering Station in Physical Wireless Parameter Conversion Sensor Networks. VTC Fall Toshi Ito, Osamu Takyu, Mai Ohta, Takeo Fujii, Koichi Adachi
2024	—	`conf`	Observation of the Terrestrial Radio Environment Using the Low Earth Orbit Satellite Constellation. APSIPA Takatoshi Obata, Osamu Takyu, Kei Inage, Takeo Fujii, Kohei Yoshida, Masayuki Ariyoshi
2024	—	`conf`	On Execution at End Devices for Energy Detection Based Carrier Sense in LPWAN. CCNC Shusuke Narieda, Takeo Fujii
2024	J	`jnl`	Packet-Level Index Modulation Based on Channel Activity Detection. IEEE Trans. Wirel. Commun. Kosuke Suzuki, Koichi Adachi, Mai Ohta, Osamu Takyu, Takeo Fujii
2024	B	`conf`	Radio Propagation Graph Representation Learning: An Implementation in Multi-Hop Path Representation. PIMRC Shimon Takagi, Shinsuke Bannai, Koya Sato, Takeo Fujii, Katsuya Suto
2024	—	`conf`	Received Signal Aided Implicit Node Clustering in LPWAN. VTC Spring Takahiro Saraya, Aoto Kaburaki, Koichi Adachi, Osamu Takyu, Takeo Fujii, Mai Ohta
2024	J	`jnl`	Self-Tuning of Signal Detection Level for Energy Detection-Based Carrier Sense in Low-Power Wide-Area Networks. Sensors Shusuke Narieda, Takeo Fujii
2024	—	`conf`	Welcome Message. VNC Susumu Ishihara, Hiroshi Shigeno, Onur Altintas, Takeo Fujii, Raphaël Frank, Florian Klingler
2023	—	`conf`	5D Spectrum Database. ICAIIC Hirofumi Nakajo, Yusuke Itayama, Shougo Matsuo, Takeo Fujii
2023	J	`jnl`	A Kriging-Based Radio Environment Map Construction and Channel Estimation System in Threatening Environments. IEEE Access Ying Gao, Takeo Fujii
2023	—	`conf`	Beam Pattern Estimation of 5G Millimeter-Wave Base Station Based on Radio Map and Multi-Beam Antenna Model at 28GHz. ICOIN Shougo Matsuo, Sunao Miyamoto, Hirofumi Nakajo, Takeo Fujii
2023	J	`jnl`	Data Gathering Method with High Accuracy of Environment Recognition Using Mathematical Optimization in Packet-Level Index Modulation. IEICE Trans. Commun. Ryuji Miyamoto, Osamu Takyu, Hiroshi Fujiwara, Koichi Adachi, Mai Ohta, Takeo Fujii
2023	J	`jnl`	Energy Detection Based Carrier Sense in LPWAN. IEEE Access Shusuke Narieda, Takeo Fujii
2023	—	`conf`	Height Pattern Estimation Method Using the Combination of Radio Map and 3D Map for Spectrum Sharing. ICOIN Sunao Miyamoto, Shota Yamada, Takeo Fujii
2023	—	`conf`	Hidden Node Recognition Utilizing Wireless LAN Sensing Data in Indoor Environments. ICUFN Hayato Mukasa, Takeo Fujii
2023	—	`conf`	Lower Bound for the Number of Accommodable End-devices in LPWAN with Multiple Interferences. ICOIN Daisuke Kumamoto, Shusuke Narieda, Takeo Fujii, Hiroshi Naruse
2023	—	`conf`	Measurement of Sub-GHz Band LPWA Radiowave Propagation on Each Floor in Indoor Environment. ICOIN Taro Miyamoto, Shusuke Narieda, Takeo Fujii, Hiroshi Naruse
2023	—	`conf`	Measurement-based Spectrum Database for Non-Terrestrial Networks. ICOIN Yusuke Itayama, Hirofumi Nakajo, Shougo Matsuo, Takeo Fujii
2023	—	`conf`	Observation Data and 3D Map-based Radio Environment Estimation for Drone Wireless Communications. ICUFN Shota Yamada, Takeo Fujii, Katsuya Suto, Koya Sato
2023	—	`conf`	Packet Aggregation Utilizing Multi-Antenna Beamforming in IRDT Protocol. VTC Fall Keigo Saito, Takeo Fujii, Koji Ishibashi, Yu Shibata, Soma Toki, Hideki Endo
2023	—	`conf`	Packet-Level Index Modulation Under Duty Cycle Constraints. WPMC Ryogo Oya, Shinichiro Kakuda, Takeo Fujii, Osamu Takyu, Mai Ohta, Koichi Adachi
2023	J	`jnl`	Position Estimation of Radio Source Based on Fingerprinting With Physical Wireless Parameter Conversion Sensor Networks. IEEE Access Masafumi Oda, Osamu Takyu, Mai Ohta, Takeo Fujii, Koichi Adachi
2023	B	`conf`	Propagation Graph Representation Learning and Its Implementation in Direct Path Representation. WCNC Katsuya Suto, Shinsuke Bannai, Koya Sato, Takeo Fujii
2023	B	`conf`	Resource Allocation for Periodic Traffic in Wireless Sensor Network. WCNC Aoto Kaburaki, Koichi Adachi, Osamu Takyu, Mai Ohta, Takeo Fujii
2023	—	`conf`	Robustness to Digital Power Adjustment in Transmit Power Allocation for Poor Conditioned LPWA End Devices. ICOIN Shusuke Narieda, Takeo Fujii
2023	—	`conf`	Spreading Factor Allocation for Extension of End Device Lifetime in LoRaWAN. WF-IoT Shusuke Narieda, Takeo Fujii
2023	J	`jnl`	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 Toshi Ito, Masafumi Oda, Osamu Takyu, Mai Ohta, Takeo Fujii, Koichi Adachi
2023	—	`conf`	User Pairing Method Using Radio Map for Spectrum Sharing Between Non-Terrestrial Networks and Terrestrial Networks. WPMC Shugo Hirano, Hirofumi Nakajo, Takeo Fujii
2022	J	`jnl`	An Improvement of Security Scheme for Radio Environment Map Under Massive Attacking. IEEE Access Ying Gao, Takeo Fujii
2022	—	`conf`	Blockage Prediction for Millimeter-wave Communications Based on People Flow Data. VTC Fall Hirofumi Nakajo, Takeo Fujii
2022	—	`conf`	Characteristics of RSSI Kriging Interpolated Value in Neighborhood of Buildings. ICUFN Ryo Miyamoto, Shusuke Narieda, Takeo Fujii, Hiroshi Naruse
2022	—	`conf`	Characteristics of Transmit Power Allocation for Poor Conditioned End Devices in LPWAN with Peak Detection Based Carrier Sense. ICUFN Shusuke Narieda, Takeo Fujii
2022	—	`conf`	Classification and Discretization of Shadowing Toward Low Storage Radio Map. ICAIIC Keita Katagiri, Takeo Fujii
2022	—	`conf`	Device Adaptive Control Method Considering Power Consumption for Pedestrian-to-Infrastructure Communications. ICUFN Noriyuki Oki, Atsuki Mukoda, Ayumu Ueda, Takeo Fujii
2022	—	`conf`	Differential Packet Level Index Modulation for Low Power Wide Area System. ICUFN Mai Ohta, Takeo Fujii
2022	J	`jnl`	Estimation Based on Chirp Modulation for Desired and Interference Power and Channel Occupancy Ratio in LoRa. Sensors Osamu Takyu, Gaku Kobayashi, Koichi Adachi, Mai Ohta, Takeo Fujii
2022	J	`jnl`	Flexible Index Mapping Scheme for Packet-Level Index Modulation. IEEE Wirel. Commun. Lett. Kosuke Suzuki, Koichi Adachi, Mai Ohta, Osamu Takyu, Takeo Fujii
2022	—	`conf`	High-Sensitivity Detection Method for Signals in PhyC-SN. ICUFN Toshi Ito, Osamu Takyu, Mai Ohta, Takeo Fujii, Koichi Adachi
2022	—	`conf`	Kriging-based Trust Nodes Aided REM Construction under Threatening Environment. VTC Fall Ying Gao, Takeo Fujii
2022	—	`conf`	Measurement of sub-GHz Band LPWA Propagation at Half-Wavelength Intervals. FNWF Natsuki Miyoshi, Tomoyuki Kawashima, Shusuke Narieda, Takeo Fujii, Hiroshi Naruse
2022	—	`conf`	Partitioned Path Loss Models Based on Coefficient of Determination. ICOIN Keita Katagiri, Takeo Fujii
2022	—	`conf`	Performance Evaluation of Highly Efficient Information Collection Methods by Trend Analysis of Sensor Information Using Pre-learning. ICUFN Ryuji Miyamoto, Osamu Takyu, Hiroshi Fujiwara, Koichi Adachi, Mai Ohta, Takeo Fujii
2022	—	`conf`	Power Control in Local 5G/Beyond Systems Utilizing Spectrum Database and Monte Carlo Stochastic Programming. CCWC Tetsuki Taniguchi, Takeo Fujii
2022	J	`jnl`	Radio Map Extrapolation Using Compensated Empirical CDF Under Interference-Limited Observations. IEEE Access Keita Katagiri, Koya Sato, Kei Inage, Takeo Fujii
2022	—	`conf`	Radio Propagation Extrapolation by Using Multiple Separated Propagation Paths Estimated by Radio Map. ICOIN Shougo Matsuo, Sunao Miyamoto, Keita Katagiri, Takeo Fujii
2022	J	`jnl`	Simple Clock Drift Estimation and Compensation for Packet-Level Index Modulation and Its Implementation in LoRaWAN. IEEE Internet Things J. Kohei Tsurumi, Aoto Kaburaki, Koichi Adachi, Osamu Takyu, Mai Ohta, Takeo Fujii
2022	—	`conf`	Terminal Selection Based on Multi-armed Bandit under Threatening Environment for Radio Environment Map Construction. VTC Spring Ying Gao, Takeo Fujii
2022	—	`conf`	Throughput Prediction by Radio Environment Correlation Recognition Using Crowd Sensing and Federated Learning. ICAIIC Satoshi Nakaniida, Takeo Fujii
2022	J	`jnl`	Transmit Power Allocation Schemes for Performance Improvement of Poor Conditioned End Devices in LPWAN. IEEE Access Shusuke Narieda, Takeo Fujii
2021	J	`jnl`	Autonomous Decentralized Traffic Control Using Q-Learning in LPWAN. IEEE Access Aoto Kaburaki, Koichi Adachi, Osamu Takyu, Mai Ohta, Takeo Fujii
2021	—	`conf`	Channel Allocation for LoRaWanConsidering Intra-System and Inter-System Interferences. VTC Fall Shinichiro Kakuda, Yudai Yamazaki, Keita Katagiri, Takeo Fujii, Osamu Takyu, Mai Ohta, Koichi Adachi
2021	J	`jnl`	Clustering for Signal Power Distribution Toward Low Storage Crowdsourced Spectrum Database. IEICE Trans. Commun. Yoji Uesugi, Keita Katagiri, Koya Sato, Kei Inage, Takeo Fujii
2021	—	`conf`	DCT Compression Scheme for Wireless Sensor Information considering Spatial Correlation. ICOIN Kohei Natsume, Mai Ohta, Koichi Adachi, Osamu Takyu, Takeo Fujii
2021	J	`jnl`	Dynamic Radio Map Using Statistical Hypothesis Testing. IEEE Trans. Cogn. Commun. Netw. Keita Katagiri, Koya Sato, Kei Inage, Takeo Fujii
2021	J	`jnl`	Image-Driven Spatial Interpolation With Deep Learning for Radio Map Construction. IEEE Wirel. Commun. Lett. Katsuya Suto, Shinsuke Bannai, Koya Sato, Kei Inage, Koichi Adachi, Takeo Fujii
2021	—	`conf`	Improvement of Radio Environment Map under Data Falsification Attack. VTC Fall Ying Gao, Takeo Fujii
2021	—	`conf`	Intra-System Interference Avoidance for Packet-Level Index Modulation in Internet of Things. APSIPA ASC Mai Ohta, Takeo Fujii
2021	—	`conf`	Local 5G mmWave Signal Measurement and Analysis for Spectrum Database. ICUFN Hirofumi Nakajo, Takeo Fujii
2021	—	`conf`	Low Storage Radio Map Using Statistical Inference. DySPAN Keita Katagiri, Takeo Fujii
2021	—	`conf`	Mesh-Clustering-Based Radio Maps Construction for Autonomous Distributed Networks. ICUFN Keita Katagiri, Takeo Fujii
2021	J	`jnl`	Optimal Construction of Access Rate to Superior Channel in Rendezvous Channel Based on Channel-Occupancy Ratio. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. Yuki Nishio, Osamu Takyu, Hayato Soya, Keiichiro Shirai, Mai Ohta, Takeo Fujii
2021	J	`jnl`	Overloaded Wireless MIMO Switching for Information Exchanging through Untrusted Relay in Secure Wireless Communication. IEICE Trans. Commun. Arata Takahashi, Osamu Takyu, Hiroshi Fujiwara, Takeo Fujii, Tomoaki Ohtsuki
2021	J	`jnl`	Packet Delivery Ratio Prediction for V2V Based on Radio Environment Map Considering Hidden Terminal Problem. Int. J. Intell. Transp. Syst. Res. Ayumu Ueda, Takeo Fujii
2021	J	`jnl`	Packet-Level Index Modulation for LoRaWAN. IEEE Access Koichi Adachi, Kohei Tsurumi, Aoto Kaburaki, Osamu Takyu, Mai Ohta, Takeo Fujii
2021	—	`conf`	Proposal of interference power occupancy estimation method using chirp demodulation. ICUFN Gaku Kobayashi, Osamu Takyu, Koichi Adachi, Mai Ohta, Takeo Fujii
2021	—	`conf`	Relay Nodes Selection Using Reinforcement Learning. ICAIIC Haesik Kim, Takeo Fujii, Kenta Umebayashi
2021	J	`jnl`	Space-Frequency-Interpolated Radio Map. IEEE Trans. Veh. Technol. Koya Sato, Katsuya Suto, Kei Inage, Koichi Adachi, Takeo Fujii
2021	—	`conf`	Spatio-Temporal Analyses of Environmental Monitoring Based on Wireless Sensor Networks. IEEE SENSORS Ryoma Yasutani, Koki Kitazumi, Shusuke Narieda, Takeo Fujii, Kenta Umebayashi, Hiroshi Naruse
2021	J	`jnl`	Towards mmWave V2X in 5G and Beyond to Support Automated Driving. IEICE Trans. Commun. Kei Sakaguchi, Ryuichi Fukatsu, Tao Yu, Eisuke Fukuda, Kim Mahler, Robert W. Heath Jr., Takeo Fujii, Kazuaki Takahashi, Alexey Khoryaev, Satoshi Nagata, Takayuki Shimizu
2021	B	`conf`	Transmission Timing Control Using ACK Signal in LoRaWAN. WCNC Muying Chen, Koichi Adachi, Osamu Takyu, Mai Ohta, Takeo Fujii
2021	—	`conf`	Wireless System Selection with Spectrum Database for IoT. ICOIN Soraya Mitate, Yudai Yamazaki, Takeo Fujii, Shusuke Narieda
2020	—	`conf`	Adapting the number of replicas in the E-IRSA system using the power control. ICOIN Toshiki Nonaka, Takeo Fujii, Osamu Takyu, Mai Ohta
2020	—	`conf`	An UAV and Distributed STBC for Wireless Relay Networks in Search and Rescue Operations. INISCOM Cong-Hoang Diem, Takeo Fujii
2020	—	`conf`	Autonomous Decentralized Transmission Timing Control in Wireless Sensor Network. APSIPA Aoto Kaburaki, Koichi Adachi, Osamu Takyu, Mai Ohta, Takeo Fujii
2020	—	`conf`	Compensation Method of Received Signal Power observed by Smartphone for Crowdsensed Spectrum Database. APSIPA Taiki Matsushima, Takeo Fujii
2020	J	`jnl`	Convolutional Neural Networks for Pilot-Induced Cyclostationarity Based OFDM Signals Spectrum Sensing in Full-Duplex Cognitive Radio. IEICE Trans. Commun. Hang Liu, Xu Zhu, Takeo Fujii
2020	—	`conf`	Data Fusion Method Exploiting Data Correlation for Physical Wireless Parameter Conversion Sensor Networks. ICOIN Kohei Natsume, Mai Ohta, Osamu Takyu, Takeo Fujii
2020	J	`jnl`	Energy Constrained Optimization for Spreading Factor Allocation in LoRaWAN. Sensors Shusuke Narieda, Takeo Fujii, Kenta Umebayashi
2020	—	`conf`	Estimation of Desired power and Undesired power Using Chirp Demodulation and Evaluation of Accuracy. APSIPA Gaku Kobayashi, Osamu Takyu, Koichi Adachi, Mai Ohta, Takeo Fujii
2020	—	`conf`	Experimental Verification of Shadowing Classification for Radio Map. VTC Fall Keita Katagiri, Koya Sato, Kei Inage, Takeo Fujii
2020	—	`conf`	Interference Management with Beamforming Utilizing Spectrum Database for Micro Operators. VTC Fall Tetsuki Taniguchi, Takeo Fujii
2020	—	`conf`	Measurement-based Spectrum Database for Wireless Distributed Networks Using Shadowing Classifier. ICAIIC Keita Katagiri, Takeo Fujii
2020	—	`conf`	On Placement of End Devices in LPWAN Based WSN for Environmental Monitoring Applications. APSIPA Ayumi Kaichi, Shusuke Narieda, Takeo Fujii, Kenta Umebayashi, Hiroshi Naruse
2020	—	`conf`	On Power Consumption of End Device in LoRa Networks with Listen Before Talk. ICOIN Shusuke Narieda, Takeo Fujii, Kenta Umebayashi
2020	—	`conf`	Post-Reception Compensation Performance of Blind Nonlinear Compensator with Equalizer against Memory Nonlinear Distortion. VTC Fall Hiroki Ito, Takeo Fujii, Yasushi Yamao
2020	—	`conf`	Radio Environment Map Construction with Joint Space-Frequency Interpolation. ICAIIC Koya Sato, Kei Inage, Takeo Fujii
2020	—	`conf`	Radio Environment Map Updating Procedure Considering Change of Surrounding Environment. WCNC Workshops Keita Katagiri, Takeo Fujii
2020	—	`conf`	Receiver Beacon Transmission Interval Design Using Q-Learning focused on Packet Delivery Rate for Multi-Stage Wireless Sensor Networks. ICAIIC Yu-Ki Hatada, Takeo Fujii
2020	—	`conf`	Scheduling Algorithm Considering Interference Interval for LPWA. APSIPA Yudai Yamazaki, Takeo Fujii
2020	—	`conf`	Specification of Link Quality Degradation in WLAN based on MCS and Retransmission Flag. APSIPA Hirotaka Senda, Osamu Takyu, Akinori Kamio, Mai Ohta, Takeo Fujii
2020	J	`jnl`	Theoretical Analyses of Maximum Cyclic Autocorrelation Selection Based Spectrum Sensing. IEICE Trans. Commun. Shusuke Narieda, Daiki Cho, Hiromichi Ogasawara, Kenta Umebayashi, Takeo Fujii, Hiroshi Naruse
2020	J	`jnl`	Towards mmWave V2X in 5G and Beyond to Support Automated Driving. CoRR Kei Sakaguchi, Ryuichi Fukatsu, Tao Yu, Eisuke Fukuda, Kim Mahler, Robert W. Heath Jr., Takeo Fujii, Kazuaki Takahashi, Alexey Khoryaev, Satoshi Nagata, Takayuki Shimizu
2020	—	`conf`	Utilization of Spectrum Database for Power Control in Micro Operator Based Small Cell System by Two-Stage Stochastic Design. ISSPIT Tetsuki Taniguchi, Takeo Fujii
2019	J	`jnl`	A heuristic method-based parallel cooperative spectrum sensing in heterogeneous network. J. Supercomput. Shuang Fu, Guoyin Zhang, Takeo Fujii
2019	J	`jnl`	Adaptive Channel Assignment With Predictions of Sensor Results and Channel Occupancy Ratio in PhyC-SN. IEEE Access Osamu Takyu, Keiichiro Shirai, Takeo Fujii, Mai Ohta
2019	—	`conf`	Adaptive Transmission Control with Prediction of Sensing Results for PhyC-SN. RWS Kyosuke Fukuda, Osamu Takyu, Keiichiro Shirai, Takeo Fujii, Mai Ohta, Fumihito Sasamori, Sliiro Handa
2019	—	`conf`	Adversarial training for low-complexity convolutional neural networks using in spectrum sensing. ICAIIC Hang Liu, Xu Zhu, Takeo Fujii
2019	—	`conf`	Clustering of Signal Power Distribution toward Low Storage Crowdsourced Spectrum Database. VTC Fall Yoji Uesugi, Keita Katagiri, Koya Sato, Kei Inage, Takeo Fujii
2019	Misc	`conf`	Construction of Time-Space Radio Environment Database using HMM for Cooperative Sensing. ICNC Yuya Aoki, Takeo Fujii
2019	—	`conf`	Cyclostationary based full-duplex spectrum sensing using adversarial training for convolutional neural networks. ICAIIC Hang Liu, Xu Zhu, Takeo Fujii
2019	—	`conf`	Data Separation Considering Smoothness of Sensing Data in Physical Wireless Parameter Conversion Sensor Networks. ICOIN Shuhei Yamasaki, Osamu Takyu, Keiichiro Shirai, Takeo Fujii, Mai Ohta, Fumihito Sasamori, Shiro Handa
2019	—	`conf`	Demo: Highly Accurate Prediction of Radio Environment for V2V Communications. DySPAN Keita Katagiri, Takeo Fujii
2019	—	`conf`	Derivation of Sensing Features for Maximum Cyclic Autocorrelation Selection Based Signal Detection. VTC Fall Shusuke Narieda, Daiki Cho, Hiromichi Ogasawara, Kenta Umebayashi, Takeo Fujii, Hiroshi Naruse
2019	—	`conf`	Dynamic Bandwidth Allocation for Spectrum Shared Private Mobile Networks Using Prior Measured CQI Information. DySPAN Akihisa Abe, Takeo Fujii
2019	—	`conf`	Effect of LBT Time on LoRa Network Performance: Signal Detection Theorem Based Analyses. DySPAN Shusuke Narieda, Takeo Fujii, Kenta Umebayashi
2019	B	`conf`	Ensemble Deep Learning Based Cooperative Spectrum Sensing with Semi-soft Stacking Fusion Center. WCNC Hang Liu, Xu Zhu, Takeo Fujii
2019	—	`conf`	Experimental Verification of Frequency-Correlation in Radio Propagation Characteristics for Radio Environment Recognition. ICOIN Keita Onose, Koya Sato, Kei Inage, Takeo Fujii
2019	—	`conf`	High Density Spectrum Sharing Method among Micro Operators considering Spectrum Database. WCNC Workshops Hirofumi Nakajo, Yuya Aoki, Keita Katagiri, Takeo Fujii
2019	—	`conf`	Highly Accurate Prediction of Radio Propagation Using Model Classifier. VTC Spring Keita Katagiri, Keita Onose, Koya Sato, Kei Inage, Takeo Fujii
2019	J	`jnl`	ID Insertion and Data Tracking with Frequency Offset for Physical Wireless Parameter Conversion Sensor Networks. Sensors Osamu Takyu, Keiichiro Shirai, Mai Ohta, Takeo Fujii
2019	—	`conf`	Measurements of LoRa Propagation in Harsh Environment: Numerous NLOS Areas and Ill-Conditioned LoRa Gateway. VTC Fall Kenta Inagaki, Shusuke Narieda, Takeo Fujii, Kenta Umebayashi, Hiroshi Naruse
2019	J	`jnl`	Modeling the Kriging-Aided Spatial Spectrum Sharing Over Log-Normal Channels. IEEE Wirel. Commun. Lett. Koya Sato, Kei Inage, Takeo Fujii
2019	—	`conf`	Network MIMO with Interference Cancellation for Cloud-Cooperated Wireless Sensor Networks. ICOIN Toshiki Nonaka, Takeo Fujii, Osamu Takyu, Mai Ohta
2019	J	`jnl`	On the Performance of Neural Network Residual Kriging in Radio Environment Mapping. IEEE Access Koya Sato, Kei Inage, Takeo Fujii
2019	—	`conf`	Optimal Channel Selection Rate of Slave Terminal for Rendezvous Channel Scheme based on Channel Occupancy Rate. ICUFN Yuki Nishio, Osamu Takyu, Hayato Soya, Mai Ohta, Takeo Fujii
2019	—	`conf`	Overloaded Wireless MIMO Switching for Secure Wireless Communication Exchanging to Untrusted Relay. ICUFN Arata Takahashi, Fumihito Sasamori, Shiro Handa, Osamu Takyu, Takeo Fujii, Tomoaki Ohtsuki
2019	—	`conf`	Performance Evaluation of Information-Sharing Scheme Among Multiple Destinations with Mirroring Null Steering in Single Antenna Networks. ICOIN Tetsuya Noguchi, Osamu Takyu, Takeo Fujii, Tomoaki Ohtsuki
2019	—	`conf`	Proactive Cache System Using Cellular-Radio Information on MEC. ICUFN Miho Tanaka, Kenichi Nagasue, Jun Ogawa, Akira Yokomichi, Yoshihiro Ando, Takayuki Ojima, Toshiyuki Shizuoka, Koichi Adachi, Takeo Fujii
2019	J	`jnl`	Q-Learning Aided Resource Allocation and Environment Recognition in LoRaWAN With CSMA/CA. IEEE Access Naoki Aihara, Koichi Adachi, Osamu Takyu, Mai Ohta, Takeo Fujii
2019	—	`conf`	Radio Environment Map Updating Procedure Based on Hypothesis Testing. DySPAN Keita Katagiri, Takeo Fujii
2019	—	`conf`	Receiver Beacon Transmission Interval Design Using Machine Learning for Multi-Stage Wireless Sensor Networks. ICUFN Yu-Ki Hatada, Takeo Fujii
2019	—	`conf`	Recognition and Countermeasure to Hidden Terminal Problem by Packet Analysis in Wireless LAN. APSIPA Akinori Kamio, Fumihito Sasamori, Shiro Handa, Osamu Takyu, Mai Ohta, Takeo Fujii
2019	—	`conf`	Sensor Selection Based on Dempster-Shafer Evidence Theory under Collaborative Spectrum Sensing in Cognitive Radio Sensor Networks. VTC Fall Ying Gao, Ming Diao, Takeo Fujii
2019	—	`conf`	Spectrum Database Construction based on HMM and Spectrum Sharing in Multiple Primary Users Environment. ICAIIC Yuya Aoki, Takeo Fujii
2019	—	`conf`	Spectrum Sharing Exploiting Spectrum Database for LPWA. ICUFN Yudai Yamazaki, Takeo Fujii, Osamu Takyu, Mai Ohta, Koichi Adachi
2018	J	`jnl`	A New Classification-Like Scheme for Spectrum Sensing Using Spectral Correlation and Stacked Denoising Autoencoders. IEICE Trans. Commun. Hang Liu, Xu Zhu, Takeo Fujii
2018	—	`conf`	A Signal Separation Method for Physical Wireless Parameter Conversion Sensor Networks Using K-Shortest Path. APSIPA Shuhei Yamasaki, Minato Oriuchi, Osamu Takyu, Keiichiro Shirai, Takeo Fujii, Mai Ohta, Fumihito Sasamori, Shiro Handa
2018	B	`conf`	Channel assignment based on predictions of sensing result and channel occupancy rate in PhyC-SN. WCNC Osamu Takyu, Shohei Fujii, Fumihito Sasamori, Shiro Handa, Mai Ohta, Takeo Fujii
2018	—	`conf`	Consideration of security for PLNC with untrusted relay in game theoretic perspective. RWS Yusuke Shirasaki, Osamu Takyu, Takeo Fujii, Tomoaki Ohtsuki, Fumihito Sasamori, Shiro Handa
2018	J	`jnl`	Crowdsourcing-Assisted Radio Environment Database for V2V Communication. Sensors Keita Katagiri, Koya Sato, Takeo Fujii
2018	J	`jnl`	Emerging Small Cell Wireless Technologies for 5G: Architectures and Applications. Wirel. Commun. Mob. Comput. Mostafa Zaman Chowdhury, Takeo Fujii, Gabriel-Miro Muntean, Ji-Woong Choi, Giuseppe Araniti
2018	—	`conf`	Ensemble Deep Learning Based Cooperative Spectrum Sensing with Stacking Fusion Center. APSIPA Hang Liu, Xu Zhu, Takeo Fujii
2018	—	`conf`	Environmental Aware Hierarchical Ad Hoc Network with Multiple Frequency Bands using Weighted Laplacian Matrix. APSIPA Toshiyuki Shizuoka, Takeo Fujii
2018	—	`conf`	Experimental Evaluation of Interference Robustness for Frequency Spectrum Sharing in WLAN Systems. APSIPA Hironori Godo, Osamu Takyu, Koichi Adachi, Mai Ohta, Takeo Fujii, Fumihito Sasamori, Shiro Handa
2018	—	`conf`	Experimental study of signaling with IFDMA modulation and nonlinear amplifying for recovering access channel mismatch. ICOIN Ryo Kurosawa, Osamu Takyu, Fumihito Sasamori, Shiro Handa, Mai Ohta, Takeo Fujii
2018	J	`jnl`	Fast Rendezvous Scheme with a Few Control Signals for Multi-Channel Cognitive Radio. IEICE Trans. Commun. Hayato Soya, Osamu Takyu, Keiichiro Shirai, Mai Ohta, Takeo Fujii, Fumihito Sasamori, Shiro Handa
2018	J	`jnl`	Low Storage, but Highly Accurate Measurement-Based Spectrum Database via Mesh Clustering. IEICE Trans. Commun. Rei Hasegawa, Keita Katagiri, Koya Sato, Takeo Fujii
2018	—	`conf`	Measurement Experiments on 920 MHz Band for Spectrum Sharing with LoRaWAN. VTC Fall Mai Ohta, Koichi Adachi, Naoki Aihara, Osamu Takyu, Takeo Fujii, Makoto Taromaru
2018	—	`conf`	Modified rendezvous scheme with inferring access channel probability of slave by master. ICOIN Hayato Soya, Osamu Takyu, Keiichiro Shirai, Fumihito Sasamori, Shiro Handa, Mai Ohta, Takeo Fujii
2018	—	`conf`	Reliable vehicle-to-vehicle communication using spectrum environment map. ICOIN Shunsuke Tsurumi, Takeo Fujii
2018	—	`conf`	Resource management for mobile edge computing using user mobility prediction. ICOIN Takayuki Ojima, Takeo Fujii
2018	—	`conf`	Routing Redundancy Reducing Method for U-Bus Air Using Cloud Cooperation. ICUFN Hiroshi Sanada, Takeo Fujii, Reina Aizawa, Takuya Kawata
2018	—	`conf`	Secure information sharing with mirroring null steering through untrusted relay with two antennas. RWS Tetsuya Noguchi, Osamu Takyu, Takeo Fujii, Tomoaki Ohtsuki, Fumihito Sasamori, Shiro Handa
2018	—	`conf`	Smart Spectrum Management for V2X. DySPAN Takeo Fujii
2018	—	`conf`	Time Series Analysis of Multiple Primary User Environment Using HMM-Based Spectrum Sensing. VTC Fall Yuya Aoki, Takeo Fujii, Teruji Ide
2018	—	`conf`	Transmit control and data separation in physical wireless parameter conversion sensor networks with event driven sensors. WiSNet Kyosuke Fukuda, Osamu Takyu, Keiichiro Shirai, Mai Ohta, Takeo Fujii, Fumihito Sasamori, Shiro Handa
2018	—	`conf`	Transmit control for secure information sharing in untrusted relay with two antennas. ICOIN Tetsuya Noguchi, Osamu Takyu, Fumihito Sasamori, Shiro Handa, Takeo Fujii, Tomoaki Ohtsuki
2017	—	`conf`	A modulation classification method in cognitive radios system using stacked denoising sparse autoencoder. RWS Xu Zhu, Takeo Fujii
2017	B	`conf`	Compensation of survivorship bias in path loss modeling. PIMRC Koya Sato, Kei Inage, Takeo Fujii
2017	—	`conf`	Control Signal Transmission Based on IFDMA and Receiver with Nonlinear Amplifier for Compensating Access Channel Mismatch. VTC Fall Ryo Kurosawa, Osamu Takyu, Mai Ohta, Takeo Fujii, Fumihito Sasamori, Shiro Handa
2017	—	`conf`	Crowdsourcing-Assisted Radio Environment Maps for V2V Communication Systems. VTC Fall Keita Katagiri, Koya Sato, Takeo Fujii
2017	—	`conf`	Data Tracking Using Frequency Offset and SIC for Physical Wireless Conversion Sensor Networks. WCNC Workshops Takehiro Sakai, Osamu Takyu, Keiichiro Shirai, Mai Ohta, Takeo Fujii, Fumihito Sasamori, Shiro Handa
2017	J	`jnl`	Fusion Center Controlled MAC Protocol for Physical Wireless Parameter Conversion Sensor Networks (PHY-C SN). IEICE Trans. Commun. Koji Kakinuma, Mai Ohta, Osamu Takyu, Takeo Fujii
2017	J	`jnl`	Handling cross-tier interference in underlay macrocell system for future small cell networks. J. Commun. Networks Massa Ndong, Takeo Fujii
2017	J	`jnl`	Intermittent Interval Feedback Design for Multi-Stage Wireless Sensor Networks. Mob. Networks Appl. Tomokazu Moriyama, Taiki Nakayama, Takeo Fujii
2017	J	`jnl`	Joint Routing and Spectrum Allocation for Multi-hop Inter-Vehicle Communication in Cognitive Radio Networks. Int. J. Intell. Transp. Syst. Res. Tsubasa Suzuki, Takeo Fujii
2017	J	`jnl`	Kriging-Based Interference Power Constraint: Integrated Design of the Radio Environment Map and Transmission Power. IEEE Trans. Cogn. Commun. Netw. Koya Sato, Takeo Fujii
2017	—	`conf`	Measurement Technique for Occupancy Ratio and Transition Ratio in Cognitive Radio System. WCNC Workshops Hayato Soya, Osamu Takyu, Keiichiro Shirai, Mai Ohta, Takeo Fujii, Fumihito Sasamori, Shiro Handa
2017	—	`conf`	Measurement-based spectrum database with mesh clustering. ICUFN Rei Hasegawa, Takeo Fujii
2017	J	`jnl`	Modulation classification for cognitive radios using stacked denoising autoencoders. Int. J. Satell. Commun. Netw. Xu Zhu, Takeo Fujii
2017	—	`conf`	Multiband hierarchical ad hoc network with wireless environment recognition. APSIPA Toshiyuki Shizuoka, Osamu Takyu, Mai Ohta, Takeo Fujii
2017	—	`conf`	Multiple information collection by utilizing physical wireless parameter conversion sensor network (PHY-C SN). ICOIN Koji Kakinuma, Takeo Fujii
2017	—	`conf`	Multiple information collection with frequency offset compensation by utilizing physical wireless parameter conversion sensor network (PHY-C SN). ICUFN Koji Kakinuma, Takeo Fujii, Osamu Takyu, Mai Ohta
2017	J	`jnl`	Optimal cluster head selection and rotation of cognitive wireless sensor networks for simultaneous data gathering and long life system. Int. J. Distributed Sens. Networks Osamu Takyu, Shohei Fujii, Youhei Akimoto, Mai Ohta, Takeo Fujii, Fumihito Sasamori, Shiro Handa
2017	—	`conf`	Optimal cluster head selection and rotation of cognitive wireless sensor networks for simultaneous data gathering. ICOIN Shohei Fujii, Osamu Takyu, Fumihito Sasamori, Shiro Handa, Takeo Fujii, Mai Ohta
2017	—	`conf`	Optimization of multi-channel access in learning assisted measurement of channel occupancy ratio by USRP. ICOIN Takumi Kimura, Osamu Takyu, Fumihito Sasamori, Shiro Handa, Takeo Fujii, Mai Ohta
2017	—	`conf`	Poster: Multi-antenna successive interference cancellation to improve reliability of V2V communication. VNC Tatsuya Ute, Yuta Watanabe, Koya Sato, Takeo Fujii, Takayuki Shimizu, Onur Altintas
2017	B	`conf`	Primary user detection in cognitive radio using spectral-correlation features and stacked denoising autoencoder. PIMRC Hang Liu, Xu Zhu, Takeo Fujii
2017	—	`conf`	Radio Environment Aware Computation Offloading with Multiple Mobile Edge Computing Servers. WCNC Workshops Koya Sato, Takeo Fujii
2017	Misc	`conf`	Radio environment map construction using Hidden Markov Model in multiple primary user environment. ICNC Koji Ichikawa, Takeo Fujii
2017	—	`conf`	Relay selection method using radio environment database for multi-hop V2V communications. ICOIN Cong-Hoang Diem, Takeo Fujii
2017	—	`conf`	Robust channel selection method under home electronics-derived electromagnetic wave interference. ICUFN Mai Ohta, Osamu Takyu, Takeo Fujii, Makoto Taromaru
2017	—	`conf`	Secure Channel Selection Using Multi-Armed Bandit Algorithm in Cognitive Radio Network. VTC Spring Masahiro Endo, Tomoaki Ohtsuki, Takeo Fujii, Osamu Takyu
2017	J	`jnl`	Smart Spectrum for Future Wireless World. IEICE Trans. Commun. Takeo Fujii, Kenta Umebayashi
2017	—	`conf`	Spectrum edge decision method for energy detection with FFT. ICOIN Mai Ohta, Makoto Taromaru, Takeo Fujii, Osamu Takyu
2016	—	`conf`	A novel modulation classification method in cognitive radios based on features clustering of time-frequency. RWS Xu Zhu, Takeo Fujii
2016	—	`conf`	A novel modulation classification method in cognitive radios using higher-order cumulants and denoising stacked sparse autoencoder. APSIPA Xu Zhu, Takeo Fujii
2016	J	`jnl`	Cooperative Distributed STBC Transmission Scheme for Multi-Hop V2V Communications. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. Cong-Hoang Diem, Koya Sato, Takeo Fujii
2016	—	`conf`	Decentralized power allocation for secondary random access in cognitive radio networks with successive interference cancellation. ICC Huifa Lin, Koji Ishibashi, Won-Yong Shin, Takeo Fujii
2016	—	`conf`	Fundamental study of decomposition based on heterogeneous sensing data in physical conversion sensor networks. APSIPA Minato Oriuchi, Osamu Takyu, Keiichiro Shirai, Fumihito Sasamori, Shiro Handa, Mai Ohta, Takeo Fujii
2016	—	`conf`	Highly efficient environment aware wireless sensor network. CCNC Takeo Fujii, Shunsuke Takegi, Taiki Nakayama, Mai Ohta, Osamu Takyu
2016	J	`jnl`	Internet of Things over future internet. Int. J. Distributed Sens. Networks Joon-Sang Park, Ling-Jyh Chen, Takeo Fujii, Piedad Garrido
2016	—	`conf`	Multi-target tracking based on features of sensing results and wireless parameters for physical wireless parameter conversion sensor networks. RWS Minato Oriuchi, Osamu Takyu, Keiichiro Shirai, Takeo Fujii, Mai Ohta, Fumihito Sasamori, Shiro Handa
2016	—	`conf`	Novel two-stage spectrum sensing for energy detection with FFT. WCNC Workshops Mai Ohta, Osamu Takyu, Takeo Fujii, Makoto Taromaru
2016	B	`conf`	Novel two-stage spectrum sensing for energy detection with FFT. WCNC Mai Ohta, Osamu Takyu, Takeo Fujii, Makoto Taromaru
2016	B	`conf`	Optimal impersonation of CSI for maximizing leaked information to untrusted relay in PLNC. WCNC Osamu Takyu, Kengo Matsumoto, Tomoaki Ohtsuki, Takeo Fujii, Fumihito Sasamori, Shiro Handa
2016	—	`conf`	Performance evaluation of multi-target tracking for PhyC-SN. WCNC Workshops Minato Oriuchi, Osamu Takyu, Keiichiro Shirai, Fumihito Sasamori, Shiro Handa, Takeo Fujii, Mai Ohta
2016	B	`conf`	Performance evaluation of multi-target tracking for PhyC-SN. WCNC Minato Oriuchi, Osamu Takyu, Keiichiro Shirai, Fumihito Sasamori, Shiro Handa, Takeo Fujii, Mai Ohta
2016	J	`jnl`	Phase and Gain Imbalance Compensation in Low-IF Receivers. IEICE Trans. Commun. Teruji Ide, Takeo Fujii, Mamiko Inamori, Yukitoshi Sanada
2016	—	`conf`	Poster: A scheduling method for V2V networks using successive interference cancellation. VNC Yuta Watanabe, Koya Sato, Takeo Fujii
2016	—	`conf`	Receiver beacon transmission interval design for multi-stage wireless sensor networks. ICUFN Tomokazu Moriyama, Taiki Nakayama, Takeo Fujii
2016	—	`conf`	Single-channel blind identification based advanced energy detection for cognitive radio. ICUFN Hang Liu, Takeo Fujii
2016	B	`conf`	Spectrum database-assisted radio propagation prediction for wireless distributed networks: A geostatistical approach. PIMRC Koya Sato, Kei Inage, Takeo Fujii
2015	J	`jnl`	A Simple Random Access Scheme With Multilevel Power Allocation. IEEE Commun. Lett. Huifa Lin, Koji Ishibashi, Won-Yong Shin, Takeo Fujii
2015	—	`conf`	A novel distributed STBC cooperative diversity scheme for OFDM multi-hop relay networks. CCNC Cong-Hoang Diem, Takeo Fujii
2015	—	`conf`	An efficient cooperative transmission scheme for vehicular communications. ITST Cong-Hoang Diem, Takeo Fujii
2015	—	`conf`	Average interference power constraint with measurement-based spectrum database. WCNC Workshops Koya Sato, Takeo Fujii
2015	—	`conf`	Characterization of First and Second Order Statistics of Large Scale Fading Using Vehicular Sensors. VTC Spring Haris Kremo, Kohsuke Nakagawa, Onur Altintas, Hideaki Tanaka, Takeo Fujii
2015	J	`jnl`	Data Tracking and Effect of Frequency Offset to Simultaneous Collecting Method for Wireless Sensor Networks. Int. J. Distributed Sens. Networks Ryo Myoenzono, Osamu Takyu, Keiichiro Shirai, Takeo Fujii, Mai Ohta, Fumihito Sasamori, Shiro Handa
2015	J	`jnl`	Decentralized Multilevel Power Allocation for Random Access. IEICE Trans. Commun. Huifa Lin, Koji Ishibashi, Won-Yong Shin, Takeo Fujii
2015	J	`jnl`	Efficient spectrum sharing with avoiding spatial fragmentation of white space. ICT Express Takashi Kosugi, Takeo Fujii
2015	—	`conf`	Evaluation of information leak by robustness evaluation of countermeasure to disguised CSI in PLNC considering physical layer security. RWS Kengo Matsumoto, Osamu Takyu, Takeo Fujii, Tomoaki Ohtsuki, Fumihito Sasamori, Shiro Handa
2015	—	`conf`	Fusion center controlled carrier sense multiple access for physical wireless parameter conversion sensor networks. APSIPA Koji Kakinuma, Shunsuke Takagi, Shunta Sakai, Takeo Fujii
2015	—	`conf`	Height power estimation with Radio Environment Database in urban area. ICUFN Koji Ichikawa, Hao Wang, Koya Sato, Takeo Fujii
2015	J	`jnl`	Implementation and Performance Evaluation of Distributed Autonomous Multi-Hop Vehicle-to-Vehicle Communications over TV White Space. Mob. Networks Appl. Kazuya Tsukamoto, Yuji Oie, Haris Kremo, Onur Altintas, Hideaki Tanaka, Takeo Fujii
2015	J	`jnl`	Information Gathering for Wireless Sensor Networks with Information Converting to Wireless Physical Parameters. IEICE Trans. Commun. Tomomi Endo, Shunta Sakai, Takeo Fujii
2015	J	`jnl`	Joint Resource Allocation with Interference Constraint for Cognitive Multi-Hop Wireless Networks. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. Shuta Kako, Osamu Takyu, Takeo Fujii
2015	—	`conf`	Kriging-Based Interference Power Constraint for Spectrum Sharing Based on Radio Environment Map. GLOBECOM Workshops Koya Sato, Takeo Fujii
2015	J	`jnl`	Measurement-Based Spectrum Database for Flexible Spectrum Management. IEICE Trans. Commun. Koya Sato, Masayuki Kitamura, Kei Inage, Takeo Fujii
2015	—	`conf`	Modulation classification in cognitive radios for satellite and terrestrial systems. ICC Workshops Xu Zhu, Takeo Fujii
2015	J	`jnl`	Novel Synchronization and BER Improvement Method for Public Safety Mobile Communication Systems Employing Heterogeneous Cognitive Radio. IEICE Trans. Commun. Masafumi Moriyama, Takeo Fujii
2015	Misc	`conf`	Novel timing synchronization technique for public safety communication systems employing heterogeneous cognitive radio. ICNC Masafumi Moriyama, Takeo Fujii
2015	J	`jnl`	Optimization of Learning Time for Learning-Assisted Rendezvous Channel in Cognitive Radio System. IEICE Trans. Commun. Osamu Takyu, Takayuki Yamakita, Takeo Fujii, Mai Ohta, Fumihito Sasamori, Shiro Handa
2015	—	`conf`	Poster: Location-based distributed channel assignment for communications among autonomous vehicles. VNC Daichi Ishikawa, Koya Sato, Takeo Fujii, Matthias Wilhelm, Haris Kremo, Onur Altintas
2015	—	`conf`	Primary and secondary identification using energy detection with statistical primary information. WCNC Workshops Vannapha Southivong, Takeo Fujii
2015	—	`conf`	Radio spectrum vision in 50 years from now: Consideration on long term spectrum refarming mainly below 3 GHz. CSCN Yukitsuna Furuya, Jun-ichi Takada, Kazuhiko Fukawa, Nobuo Nakajima, Takeo Fujii, Yoshiyuki Takeda
2015	—	`conf`	Received power detection under multiple ON/OFF environment for registering radio environment database. ICTC Hao Wang, Koya Sato, Takeo Fujii
2015	J	`jnl`	Relay transmit power allocation for distributed-space-time block code cognitive small cell networks. IET Commun. Massa Ndong, Takeo Fujii
2015	—	`conf`	Selection method of cluster head in wireless sensor networks of wireless physical conversion for spectrum sharing. ICTC Shohei Fujii, Osamu Takyu, Takeo Fujii, Mai Ohta, Fumihito Sasamori, Shiro Handa
2015	—	`conf`	Spectrum sharing method to form bundle of white space in cognitive radio. CCNC Takashi Kosugi, Takeo Fujii
2014	—	`conf`	Cooperative Spectrum Sensing in the Vehicular Environment: An Experimental Evaluation. VTC Spring Haris Kremo, Onur Altintas, Hideaki Tanaka, Masayuki Kitamura, Kei Inage, Takeo Fujii
2014	J	`jnl`	Cross-tier interference management with a distributed antenna system for multi-tier cellular networks. EURASIP J. Wirel. Commun. Netw. Massa Ndong, Takeo Fujii
2014	—	`conf`	Data tracking and effect of frequency offset to simultaneous collecting method for wireless sensor networks. ICTC Ryo Myoenzono, Osamu Takyu, Keiichiro Shirai, Takeo Fujii, Mai Ohta, Fumihito Sasamori, Sliiro Handa
2014	—	`conf`	Demo: A field test of measurement-based spectrum database using probing vehicles. VNC Koya Sato, Takashi Kosugi, Takeo Fujii
2014	J	`jnl`	Dynamic Spectrum Sharing for OFDMA-Based Multi-hop Cognitive Radio Networks with Priority. Wirel. Pers. Commun. Shuta Kako, Takeo Fujii, Osamu Takyu
2014	—	`conf`	Joint antenna selection and power allocation for distributed-stbc cognitive small cell networks. WPMC Massa Ndong, Takeo Fujii
2014	—	`conf`	Joint femtocell clustering and cross-tier interference mitigation with distributed antenna system in small cell networks. CSNDSP Massa Ndong, Takeo Fujii
2014	Misc	`conf`	Learning assisted rendezvous channel in cognitive radio system. ICCS Osamu Takyu, Takayuki Yamakita, Takeo Fujii, Fumihito Sasamori, Shiro Handa
2014	—	`conf`	Mobility aware stable routing scheme for mobile multi hop Cognitive radio network. APSIPA Shamsad Parvin, Takeo Fujii
2014	—	`conf`	Physical layer security using multi-band transmission considering channel selection for cognitive radio networks. APSIPA Akinari Ida, Takeo Fujii
2014	—	`conf`	Protocol analysis of signal detection for deriving minimum isolation distance for frequency recycling under WLAN. RWS Masayuki Goto, Osamu Takyu, Takeo Fujii, Fumihito Sasamori, Shiro Handa
2014	B	`conf`	Secondary transmit beamformings for spectrum leasing in CRNs in the presence of eavesdropper. PIMRC Masahiro Endo, Tomoaki Ohtsuki, Takeo Fujii, Osamu Takyu
2014	—	`conf`	Serially-concatenated layered network coded cooperation for wireless sensor networks. WPMC Huifa Lin, Koji Ishibashi, Takeo Fujii
2014	—	`conf`	Transition detection with spectrum database using weighted cooperative sensing. ICUFN Hao Wang, Takeo Fujii
2013	J	`jnl`	A Power Allocation Algorithm for Maximizing Total Utility over an MBSFN. IEEE Wirel. Commun. Lett. Daeyeon Kim, Takeo Fujii, Kyesan Lee
2013	J	`jnl`	A resource allocation algorithm for OFDM-based cellular system serving unicast and multicast services. EURASIP J. Wirel. Commun. Netw. Daeyeon Kim, Takeo Fujii, Kyesan Lee
2013	J	`jnl`	Capacity conservation ratio: a novel interference constraint for spectrum sharing. Trans. Emerg. Telecommun. Technol. Kei Inage, Takeo Fujii, Kazushi Muraoka, Masayuki Ariyoshi
2013	—	`conf`	Delay Reduction Scheme Based on Fountain Coding for Wireless Relay Communication Systems. VTC Fall Arash Asareh, Takeo Fujii
2013	J	`jnl`	Distributed Resource Allocation for Multi-Cell Cognitive Radio Networks Based on Intra-Cell Overlay and Inter-Cell Underlay Spectrum Sharing. IEICE Trans. Commun. Hailan Peng, Takeo Fujii
2013	—	`conf`	Distributed autonomous multi-hop vehicle-to-vehicle communications over TV white space. CCNC Yutaka Ihara, Haris Kremo, Onur Altintas, Hideaki Tanaka, Masaaki Ohtake, Takeo Fujii, Chikara Yoshimura, Keisuke Ando, Kazuya Tsukamoto, Masato Tsuru, Yuji Oie
2013	—	`conf`	Hybrid Overlay/Underlay Resource Allocation for Cognitive Radio Networks in User Mobility Environment. VTC Fall Hailan Peng, Takeo Fujii
2013	—	`conf`	Interference-adapted scheduling weight for small-cell in heterogeneous network. PIMRC Workshops Kei Inage, Takeo Fujii
2013	J	`jnl`	Learning-based p-persistent CSMA for secondary users of cognitive radio networks. Int. J. Space Based Situated Comput. Sarenna Bao, Takeo Fujii
2013	—	`conf`	Resource control for cognitive multi-hop network in traffic cross environment. PerCom Workshops Shuta Kako, Takeo Fujii, Osamu Takyu
2013	—	`conf`	Short paper: Probing the spectrum with vehicles: Towards an advanced spectrum database. VNC Takeo Fujii, Kei Inage, Masayuki Kitamura, Onur Altintas, Haris Kremo, Hideaki Tanaka
2012	Misc	`conf`	A novel reliable broadcasting scheme under cognitive radio environment based on erasure correctable codes. ICNC Arash Asareh, Takeo Fujii
2012	—	`conf`	Channel Selection Statistics for Control Information Sharing within Cognitive Radio Networks. VTC Fall Mai Ohta, Takamasa Kimura, Hasan Rajib Imam, Sean Rocke, Jingkai Su, Alexander M. Wyglinski, Takeo Fujii
2012	J	`jnl`	Cooperative Sensing with Distributed Pre-Detection for Gathering Sensing Information on Shared Primary Spectrum. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. Mai Ohta, Takeo Fujii, Kazushi Muraoka, Masayuki Ariyoshi
2012	—	`conf`	Cross-tier interference mitigation for self organized-self optimized femtocells. WTS Massa Ndong, Takeo Fujii
2012	—	`conf`	Distributed antenna system aided cross-tier interference management for small cell networks. Wireless Days Massa Ndong, Takeo Fujii
2012	—	`conf`	Double stage and combining detection for cyclo-stationary feature. RWS Osamu Takyu, Hiroyoshi Yano, Takeo Fujii, Tomoaki Ohtsuki
2012	—	`conf`	Dynamic spectrum sharing for OFDMA-based multi-hop cognitive radio networks with priority. ICUFN Shuta Kako, Takeo Fujii, Osamu Takyu
2012	A*	`conf`	Field tests and indoor emulation of distributed autonomous multi-hop vehicle-to-vehicle communications over TV white space. MobiCom Onur Altintas, Yutaka Ihara, Haris Kremo, Hideaki Tanaka, Masaaki Ohtake, Takeo Fujii, Chikara Yoshimura, Keisuke Ando, Kazuya Tsukamoto, Masato Tsuru, Yuji Oie
2012	J	`jnl`	Field tests and indoor emulation of distributed autonomous multi-hop vehicle-to-vehicle communications over TV white space. ACM SIGMOBILE Mob. Comput. Commun. Rev. Onur Altintas, Yutaka Ihara, Haris Kremo, Hideaki Tanaka, Masaaki Ohtake, Takeo Fujii, Chikara Yoshimura, Keisuke Ando, Kazuya Tsukamoto, Masato Tsuru, Yuji Oie
2012	J	`jnl`	Joint cross-layer resource allocation and interference avoidance with QoS support for cognitive radio systems. EURASIP J. Wirel. Commun. Netw. Hailan Peng, Takeo Fujii
2012	B	`conf`	Joint resource allocation and interference avoidance with fairness consideration for multi-cell cognitive radio networks. WCNC Hailan Peng, Takeo Fujii
2012	J	`jnl`	Modulation level allocation for MGS streaming over a multihop wireless channel. EURASIP J. Wirel. Commun. Netw. Daeyeon Kim, Takeo Fujii, Kyesan Lee
2012	—	`conf`	Multi-cell shared multi-user MIMO relay with user pairing control. ICUFN Takeo Fujii, Yuto Houmura
2012	Misc	`conf`	OFDMA resource allocation for multicasting videos to users with diverse screen sizes. ICCS Daeyeon Kim, Takeo Fujii, Kyesan Lee
2012	B	`conf`	Performance evaluation model with cost of relay for multi-cell cooperative multi-hop cellular system. PIMRC Naoki Onda, Takeo Fujii
2012	B	`conf`	Radio environment aware stable routing for multi-hop cognitive radio networks. PIMRC Shamsad Parvin, Takeo Fujii
2012	J	`jnl`	Radio environment aware stable routing scheme for multi-hop cognitive radio network. IET Networks Shamsad Parvin, Takeo Fujii
2012	Misc	`conf`	Real time information gathering based on frequency and timing assignment for wireless sensor networks. ICCS Tomomi Endo, Takeo Fujii
2011	B	`conf`	A nearest transmitter classification method for VLC based positioning system. PIMRC Chinnapat Sertthin, Tomoaki Ohtsuki, Osamu Takyu, Takeo Fujii, Yohtaro Umeda
2011	—	`conf`	A novel power controlled sensing information gathering for cooperative sensing on shared spectrum with primary spectrum. CrownCom Mai Ohta, Takeo Fujii, Kazushi Muraoka, Masayuki Ariyoshi
2011	B	`conf`	A novel spectrum aware routing scheme for multi-hop cognitive radio mesh networks. PIMRC Shamsad Parvin, Takeo Fujii
2011	—	`conf`	Adaptive modulation method for MGS video streaming. EUVIP Daeyeon Kim, Takeo Fujii, Kyesan Lee
2011	—	`conf`	Demonstration of Vehicle to Vehicle Communications over TV White Space. VTC Fall Onur Altintas, Mitsuhiro Nishibori, Takuro Oshida, Chikara Yoshimura, Youhei Fujii, Kota Nishida, Yutaka Ihara, Masahiro Saito, Kazuya Tsukamoto, Masato Tsuru, Yuji Oie, Rama Vuyyuru, AbdulRahman Al-Abbasi, Masaaki Ohtake, Mai Ohta, Takeo Fujii, Si Chen, Srikanth Pagadarai, Alexander M. Wyglinski
2011	B	`conf`	Fundamental study on adaptive ACK link control for downloading based on TCP connection in mobile wireless communication. PIMRC Osamu Takyu, Yohsuke Seki, Takeo Yamasaki, Takeo Fujii, Yohtaro Umeda, Xiaoqiu Wang, Satoshi Konishi
2011	J	`jnl`	Hidden node aware routing method using high-sensitive sensing device for multi-hop wireless mesh network. EURASIP J. Wirel. Commun. Netw. Shamsad Parvin, Takeo Fujii
2011	—	`conf`	Low complexity cyclostationary feature detection method to compenstate cyclostationarity-degradation by guard interval insertion. CrownCom Hiroyoshi Yano, Osamu Takyu, Takeo Fujii, Tomoaki Ohtsuki
2011	J	`jnl`	Multi-User Scheduling Method Considering Fairness and Mitigation of Multi-Cell Interference for Multi-Hop Cellular System. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. Yuji Okamoto, Takeo Fujii
2011	—	`conf`	Multi-cell shared multi-user MIMO relay for broadband cellular systems. ISWCS Kensuke Fujii, Takeo Fujii
2011	B	`conf`	On Physical Layer Simulation Model for 6-Axis Sensor Assisted VLC Based Positioning System. GLOBECOM Chinnapat Sertthin, Takeo Fujii, Osamu Takyu, Yohtaro Umeda, Tomoaki Ohtsuki
2011	—	`conf`	Performance for MAC Level Channel Capacity in Cognitive Radio with Carrier Sense Multiple Access and Transmitting Power Control. VTC Fall Osamu Takyu, Takahiro Saiwai, Takeo Fujii, Yohtaro Umeda
2011	—	`conf`	Power control schemes for spectrum sharing based on capacity conservation ratio in Rayleigh fading channel. CCNC Kei Inage, Takeo Fujii, Kazushi Muraoka, Masayuki Ariyoshi
2011	—	`conf`	Q-learning Based p-pesistent CSMA MAC Protcol for Secondary User of Cognitive Radio Networks. INCoS Sarenna Bao, Takeo Fujii
2011	—	`conf`	White space vectors for channel selection in vehicular cognitive networks. VNC Kei Inage, SeonNyeon Lee, Takeo Fujii, Onur Altintas
2010	—	`conf`	A Novel Blind Diversity Detection Scheme for Multi-Antenna Cognitive Radio Spectrum Sensing. VTC Fall AbdulRahman Al-Abbasi, Takeo Fujii
2010	—	`conf`	A Novel Routing Scheme with High Sensitive Sensing for Multi Hop Wireless Mesh Network. INCoS Shamsad Parvin, Takeo Fujii
2010	—	`conf`	An Unequal Protection Method for Multiuser OFDM to Minimize Video Distortion. AICT Daeyeon Kim, Takeo Fujii, Kyesan Lee
2010	—	`conf`	Joint cross-layer resource allocation and interference avoidance with QoS support for multiuser cognitive radio systems. ISWCS Hailan Peng, Takeo Fujii
2010	J	`jnl`	Multi-Antenna Utilization Scheme to Prevent Packet Congestion in Wireless Mesh Networks. IEICE Trans. Commun. Norihiko Sato, Takeo Fujii
2010	J	`jnl`	Multi-Band Received Signal Strength Fingerprinting Based Indoor Location System. IEICE Trans. Commun. Chinnapat Sertthin, Takeo Fujii, Tomoaki Ohtsuki, Masao Nakagawa
2010	—	`conf`	Outlier detection methods of low SNR nodes for cooperative spectrum sensing. ISWCS Hung Vu Le, Mai Ohta, Kei Inage, Takeo Fujii, Kazushi Muraoka, Masayuki Ariyoshi
2010	—	`conf`	Resource Allocation Method for OFDM System to Transmit SVC over Frequency Selective Channel. AICT Daeyeon Kim, Takeo Fujii, Kyesan Lee
2010	—	`conf`	STBC cooperative relay for packet broadcasting. ISWCS Yueting Hu, Takeo Fujii
2010	—	`conf`	Sub-band pre-channel compensation-at RS for MC-CDMA downlink relay system. ISWCS Haiyan Zheng, Hailan Peng, Takeo Fujii
2009	—	`conf`	A MAC Protocol for Multi-Packet Ad-Hoc Wireless Network Utilizing Multi-Antenna. CCNC Norihiko Sato, Takeo Fujii
2009	J	`jnl`	A Novel Method for Information Gathering by Using Orthogonal Narrowband Signal for Cooperative Sensing in Cognitive Radio. IEICE Trans. Commun. Mai Ohta, Takeo Fujii, Kazushi Muraoka, Masayuki Ariyoshi
2009	J	`jnl`	A Robust Spectrum Sensing Method Based on Maximum Cyclic Autocorrelation Selection for Dynamic Spectrum Access. IEICE Trans. Commun. Kazushi Muraoka, Masayuki Ariyoshi, Takeo Fujii
2009	—	`conf`	A cooperative sensing area expansion using orthogonal frequency based information collection method. CrownCom Mai Ohta, Takeo Fujii, Kazushi Muraoka, Masayuki Ariyoshi
2009	—	`conf`	A novel spectrum sensing method using multi-antennas without channel state information. ISWCS AbdulRahman Al-Abbasi, Takeo Fujii
2009	B	`conf`	Dynamic subcarrier controlled TDMA/OFDM multi-hop wireless network for improving end to end throughput. WCNC Takeo Fujii
2009	J	`jnl`	Experiment on Synchronous Timing Signal Detection from ISDB-T Terrestrial Digital TV Signal with Application to Autonomous Distributed ITS-IVC Network. IEICE Trans. Commun. Yoshio Karasawa, Taichi Kumagai, Atsushi Takemoto, Takeo Fujii, Kenji Ito, Noriyoshi Suzuki
2009	—	`conf`	Multi-cell Interference Reduction Packet Control for Improving Cell Boundary Throughput for Multi-hop Cellular System. INCoS Yuji Okamoto, Takeo Fujii
2009	B	`conf`	Multiband received signal strength fingerprint based location system. PIMRC Chinnapat Sertthin, Takeo Fujii, Masao Nakagawa
2008	J	`jnl`	A New Blind 2D-RAKE Receiver Based on CMA Criteria for Spread Spectrum Systems Suitable for Software Defined Radio Architecture. IEICE Trans. Commun. Kei Takayama, Yukihiro Kamiya, Takeo Fujii, Yasuo Suzuki
2008	J	`jnl`	A New Blind Adaptive Array Antenna Based on CMA Criteria for M-Ary/SS Signals Suitable for Software Defined Radio Architecture. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. Miho Kozuma, Atsushi Sasaki, Yukihiro Kamiya, Takeo Fujii, Kenta Umebayashi, Yasuo Suzuki
2008	J	`jnl`	Dialogue-Based Broadcasting Protocol for Wireless Ad Hoc Networks. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. Keigo Hasegawa, Takeo Fujii, Kenta Umebayashi, Yukihiro Kamiya, Yasuo Suzuki
2008	J	`jnl`	Forward Interference Avoidance in Ad Hoc Communications Using Adaptive Array Antennas. IEICE Trans. Commun. Tomofumi Sakaguchi, Yukihiro Kamiya, Takeo Fujii, Yasuo Suzuki
2008	—	`conf`	Frequency Sharing Secondary System with Carrier Sense Assisted by Cellular System. CrownCom Anwida Prompijit, Chinnapat Sertthin, Masao Nakagawa, Takeo Fujii
2008	J	`jnl`	Frequency sharing hotspot communication under uplink multi-carrier CDMA cellular system. Wirel. Commun. Mob. Comput. Nguyen Tran Khoa, Takeo Fujii, Kenta Umebayashi, Yukihiro Kamiya, Yasuo Suzuki
2008	—	`conf`	High Contribution Node Selection Method for STBC Distributed ARQ. VTC Spring Takeo Fujii
2008	J	`jnl`	Study on Soft Decision Based Cooperative Sensing for Cognitive Radio Networks. IEICE Trans. Commun. Hiromasa Uchiyama, Kenta Umebayashi, Takeo Fujii, Fumie Ono, Kei Sakaguchi, Yukihiro Kamiya, Yasuo Suzuki
2007	—	`conf`	Cognitive Temporary Bypassing for Reliable Transmission in Wireless Ad Hoc Networks. ISWCS Yasushi Yamao, Kenichi Nagao, Takeo Fujii
2007	B	`conf`	Multi Antenna Utilization Scheme for Congestion Avoidance Around the Gateway for Wireless Mesh Networks. PIMRC Norihiko Sato, Takeo Fujii
2007	J	`jnl`	Multistage RLS Subcarrier-Combining Method for Uplink Quasi-Synchronous MC-CDMA. IEEE Trans. Veh. Technol. Takeo Fujii, Yukihiro Kamiya, Yasuo Suzuki
2007	—	`conf`	Power Limited Multi-band Multi-hop Secondary Communication System for Cognitive Radio Network. CrownCom Takeo Fujii
2007	J	`jnl`	STBC Distributed ARQ Scheme for OFDM Ad-Hoc Wireless Networks. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. Takeo Fujii, Erina Kojima, Yukihiro Kamiya, Yasuo Suzuki
2007	B	`conf`	Study on Cooperative Sensing in Cognitive Radio based AD-HOC Network. PIMRC Hiromasa Uchiyama, Kenta Umebayashi, Yukihiro Kamiya, Yasuo Suzuki, Takeo Fujii, Fumie Ono, Kei Sakaguchi
2006	B	`conf`	Forward Interference Avoidance Concept for Manet Using Adaptive Array Antennas. PIMRC Tomofumi Sakaguchi, Yukihiro Kamiya, Takeo Fujii, Yasuo Suzuki
2006	—	`conf`	Frequency Sharing Hotspot Communication using OFDM Adaptive Array Antenna under Uplink Multi-Carrier CDMA Cellular System. ISWCS Nguyen Tran Khoa, Takeo Fujii, Yukihiro Kamiya, Yasuo Suzuki
2006	B	`conf`	Multi-Band Ad-Hoc Cognitive Radio for Reducing Inter System Interference. PIMRC Takeo Fujii, Yukihiro Kamiya, Yasuo Suzuki
2006	J	`jnl`	Multi-Stage RLS OFDM Adaptive Array Antenna with Short Pilot Symbols. IEICE Trans. Commun. Takeo Fujii, Yukihiro Kamiya, Yasuo Suzuki
2005	B	`conf`	STBC Site Diversity Using Layered Code Assignment for Multicarrier CDMA in MULTI-CELL System. PIMRC Takeo Fujii, Yukihiro Kamiya, Yasuo Suzuki
2004	B	`conf`	Multi-stage RLS subcarrier combining method for up-link quasi-synchronous MC- CDMA. PIMRC Takeo Fujii, Yukihiro Kamiya, Yasuo Suzuki
2003	J	`jnl`	Performance evaluation of adaptive co-channel interference canceling receiver using frequency spread coding and frequency interleaving for OFDM systems. Eur. Trans. Telecommun. Masaki Shibahara, Takeo Fujii, Iwao Sasase, Takahiko Saba
2002	J	`jnl`	Adaptive Clipping Level Control for OFDM Peak Power Reduction Using Clipping and Filtering. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. Takeo Fujii, Masao Nakagawa
2002	B	`conf`	Clustered assign code selecting peak power reduction for MC-CDMA. PIMRC Takeo Fujii, Masao Nakagawa
2002	B	`conf`	Code selecting peak power reduction for MC-CDMA. WCNC Takeo Fujii, Masao Nakagawa
2002	—	`conf`	Communication using reflective wave on HAPS. MWCN S. Horikawa, Masao Nakagawa, Takeo Fujii
2002	—	`conf`	Space time transmit site diversity for OFDM multi base station system. MWCN Manabu Inoue, Masao Nakagawa, Takeo Fujii
2002	—	`conf`	Weight tracking method for OFDM adaptive array in time variant fading channel. MWCN T. Hiramoto, A. Mizuki, Masaki Shibahara, Takeo Fujii, Iwao Sasase
2000	B	`conf`	Indoor multi-base stations system with simultaneous transmission using OFDM adaptive array antenna. PIMRC Takeo Fujii, Masao Nakagawa
1997	B	`conf`	Multicarrier assignment with random pulse for multicarrier high speed decentralized wireless LAN. PIMRC Takeo Fujii, Hiroyuki Atarashi, Masao Nakagawa