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2020 – today
- 2024
- [j91]Osamu Takyu, Keita Takeda, Ryuji Miyamoto, Koichi Adachi, Mai Ohta, Takeo Fujii:
An Environment-Aware Adaptive Data-Gathering Method for Packet-Level Index Modulation in LPWA. Sensors 24(8): 2514 (2024) - [j90]Shusuke Narieda, Takeo Fujii:
Self-Tuning of Signal Detection Level for Energy Detection-Based Carrier Sense in Low-Power Wide-Area Networks. Sensors 24(11): 3368 (2024) - [j89]Kosuke Suzuki, Koichi Adachi, Mai Ohta, Osamu Takyu, Takeo Fujii:
Packet-Level Index Modulation Based on Channel Activity Detection. IEEE Trans. Wirel. Commun. 23(4): 2812-2823 (2024) - [j88]Aoto Kaburaki, Koichi Adachi, Osamu Takyu, Mai Ohta, Takeo Fujii:
Adaptive Resource Allocation Utilizing Periodic Traffic and Clock Drift in LPWAN. IEEE Trans. Wirel. Commun. 23(4): 3795-3807 (2024) - [c241]Shusuke Narieda, Takeo Fujii:
Analyses of Hidden and Exposed Nodes in LPWAN with Energy Detection Based Carrier Sense. CCNC 2024: 159-164 - [c240]Shusuke Narieda, Takeo Fujii:
On Execution at End Devices for Energy Detection Based Carrier Sense in LPWAN. CCNC 2024: 807-810 - [c239]Toshi Ito, Osamu Takyu, Mai Ohta, Takeo Fujii, Koichi Adachi:
Characterization of Discrimination of Number of Signal Collision Sensors Using Spectral Fluctuation Caused by Frequency Offset in Physical Wireless Parameter Conversion Sensor Networks. ICAIIC 2024: 297-300 - [c238]Koshiro Aruga, Takeo Fujii:
MAC Protocol Adaptation Method in Coordination with Application. ICAIIC 2024: 463-466 - [c237]Taiga Kawaguchi, Osamu Takyu, Takeo Fujii:
A Study on Estimation Method of Interference State during Frequency Sharing in 5G Cellular Systems. ICAIIC 2024: 657-662 - [c236]Aoto Kaburaki, Koichi Adachi, Osamu Takyu, Mai Ohta, Takeo Fujii:
LBT-Based Resource Allocation Methods Utilizing Periodicity of Traffic in LPWAN. ICNC 2024: 1109-1113 - [c235]Keisuke Kikuchi, Takeo Fujii:
A Study of Communication Quality Estimation Methods for LTE Using Communication Indexces Considering Time Variability. ICOIN 2024: 1-6 - [c234]Hayato Mukasa, Koshiro Aruga, Takeo Fujii, Koichi Adachi:
Indoor Wireless Environment Visualization for Smart Factories. ICOIN 2024: 74-77 - [c233]Shusuke Narieda, Takeo Fujii:
Characteristics of LoRaWAN with Energy Detection Based Carrier Sense. ICOIN 2024: 458-462 - [c232]Susumu Ishihara, Hiroshi Shigeno, Onur Altintas, Takeo Fujii, Raphaël Frank, Florian Klingler:
Welcome Message. VNC 2024: 2-3 - [c231]Takahiro Saraya, Aoto Kaburaki, Koichi Adachi, Osamu Takyu, Takeo Fujii, Mai Ohta:
Received Signal Aided Implicit Node Clustering in LPWAN. VTC Spring 2024: 1-5 - 2023
- [j87]Masafumi Oda, Osamu Takyu, Mai Ohta, Takeo Fujii, Koichi Adachi:
Position Estimation of Radio Source Based on Fingerprinting With Physical Wireless Parameter Conversion Sensor Networks. IEEE Access 11: 12843-12857 (2023) - [j86]Ying Gao, Takeo Fujii:
A Kriging-Based Radio Environment Map Construction and Channel Estimation System in Threatening Environments. IEEE Access 11: 38136-38148 (2023) - [j85]Shusuke Narieda, Takeo Fujii:
Energy Detection Based Carrier Sense in LPWAN. IEEE Access 11: 79105-79119 (2023) - [j84]Ryuji Miyamoto, Osamu Takyu, Hiroshi Fujiwara, Koichi Adachi, Mai Ohta, Takeo Fujii:
Data Gathering Method with High Accuracy of Environment Recognition Using Mathematical Optimization in Packet-Level Index Modulation. IEICE Trans. Commun. 106(12): 1337-1349 (2023) - [j83]Toshi Ito, Masafumi Oda, Osamu Takyu, Mai Ohta, Takeo Fujii, Koichi Adachi:
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 23(6): 3308 (2023) - [c230]Hirofumi Nakajo, Yusuke Itayama, Shougo Matsuo, Takeo Fujii:
5D Spectrum Database. ICAIIC 2023: 133-138 - [c229]Sunao Miyamoto, Shota Yamada, Takeo Fujii:
Height Pattern Estimation Method Using the Combination of Radio Map and 3D Map for Spectrum Sharing. ICOIN 2023: 1-6 - [c228]Shougo Matsuo, Sunao Miyamoto, Hirofumi Nakajo, Takeo Fujii:
Beam Pattern Estimation of 5G Millimeter-Wave Base Station Based on Radio Map and Multi-Beam Antenna Model at 28GHz. ICOIN 2023: 7-12 - [c227]Taro Miyamoto, Shusuke Narieda, Takeo Fujii, Hiroshi Naruse:
Measurement of Sub-GHz Band LPWA Radiowave Propagation on Each Floor in Indoor Environment. ICOIN 2023: 85-88 - [c226]Daisuke Kumamoto, Shusuke Narieda, Takeo Fujii, Hiroshi Naruse:
Lower Bound for the Number of Accommodable End-devices in LPWAN with Multiple Interferences. ICOIN 2023: 94-97 - [c225]Yusuke Itayama, Hirofumi Nakajo, Shougo Matsuo, Takeo Fujii:
Measurement-based Spectrum Database for Non-Terrestrial Networks. ICOIN 2023: 98-103 - [c224]Shusuke Narieda, Takeo Fujii:
Robustness to Digital Power Adjustment in Transmit Power Allocation for Poor Conditioned LPWA End Devices. ICOIN 2023: 454-456 - [c223]Shota Yamada, Takeo Fujii, Katsuya Suto, Koya Sato:
Observation Data and 3D Map-based Radio Environment Estimation for Drone Wireless Communications. ICUFN 2023: 70-75 - [c222]Hayato Mukasa, Takeo Fujii:
Hidden Node Recognition Utilizing Wireless LAN Sensing Data in Indoor Environments. ICUFN 2023: 173-178 - [c221]Keigo Saito, Takeo Fujii, Koji Ishibashi, Yu Shibata, Soma Toki, Hideki Endo:
Packet Aggregation Utilizing Multi-Antenna Beamforming in IRDT Protocol. VTC Fall 2023: 1-5 - [c220]Aoto Kaburaki, Koichi Adachi, Osamu Takyu, Mai Ohta, Takeo Fujii:
Resource Allocation for Periodic Traffic in Wireless Sensor Network. WCNC 2023: 1-6 - [c219]Katsuya Suto, Shinsuke Bannai, Koya Sato, Takeo Fujii:
Propagation Graph Representation Learning and Its Implementation in Direct Path Representation. WCNC 2023: 1-6 - [c218]Shusuke Narieda, Takeo Fujii:
Spreading Factor Allocation for Extension of End Device Lifetime in LoRaWAN. WF-IoT 2023: 1-6 - [c217]Ryogo Oya, Shinichiro Kakuda, Takeo Fujii, Osamu Takyu, Mai Ohta, Koichi Adachi:
Packet-Level Index Modulation Under Duty Cycle Constraints. WPMC 2023: 1-6 - [c216]Shugo Hirano, Hirofumi Nakajo, Takeo Fujii:
User Pairing Method Using Radio Map for Spectrum Sharing Between Non-Terrestrial Networks and Terrestrial Networks. WPMC 2023: 248-253 - 2022
- [j82]Shusuke Narieda, Takeo Fujii:
Transmit Power Allocation Schemes for Performance Improvement of Poor Conditioned End Devices in LPWAN. IEEE Access 10: 42778-42790 (2022) - [j81]Ying Gao, Takeo Fujii:
An Improvement of Security Scheme for Radio Environment Map Under Massive Attacking. IEEE Access 10: 45508-45521 (2022) - [j80]Keita Katagiri, Koya Sato, Kei Inage, Takeo Fujii:
Radio Map Extrapolation Using Compensated Empirical CDF Under Interference-Limited Observations. IEEE Access 10: 54936-54946 (2022) - [j79]Kohei Tsurumi, Aoto Kaburaki, Koichi Adachi, Osamu Takyu, Mai Ohta, Takeo Fujii:
Simple Clock Drift Estimation and Compensation for Packet-Level Index Modulation and Its Implementation in LoRaWAN. IEEE Internet Things J. 9(16): 15089-15099 (2022) - [j78]Osamu Takyu, Gaku Kobayashi, Koichi Adachi, Mai Ohta, Takeo Fujii:
Estimation Based on Chirp Modulation for Desired and Interference Power and Channel Occupancy Ratio in LoRa. Sensors 22(11): 4140 (2022) - [j77]Kosuke Suzuki, Koichi Adachi, Mai Ohta, Osamu Takyu, Takeo Fujii:
Flexible Index Mapping Scheme for Packet-Level Index Modulation. IEEE Wirel. Commun. Lett. 11(4): 703-706 (2022) - [c215]Natsuki Miyoshi, Tomoyuki Kawashima, Shusuke Narieda, Takeo Fujii, Hiroshi Naruse:
Measurement of sub-GHz Band LPWA Propagation at Half-Wavelength Intervals. FNWF 2022: 428-432 - [c214]Tetsuki Taniguchi, Takeo Fujii:
Power Control in Local 5G/Beyond Systems Utilizing Spectrum Database and Monte Carlo Stochastic Programming. CCWC 2022: 1098-1104 - [c213]Keita Katagiri, Takeo Fujii:
Classification and Discretization of Shadowing Toward Low Storage Radio Map. ICAIIC 2022: 1-6 - [c212]Satoshi Nakaniida, Takeo Fujii:
Throughput Prediction by Radio Environment Correlation Recognition Using Crowd Sensing and Federated Learning. ICAIIC 2022: 366-371 - [c211]Shougo Matsuo, Sunao Miyamoto, Keita Katagiri, Takeo Fujii:
Radio Propagation Extrapolation by Using Multiple Separated Propagation Paths Estimated by Radio Map. ICOIN 2022: 192-197 - [c210]Keita Katagiri, Takeo Fujii:
Partitioned Path Loss Models Based on Coefficient of Determination. ICOIN 2022: 198-203 - [c209]Noriyuki Oki, Atsuki Mukoda, Ayumu Ueda, Takeo Fujii:
Device Adaptive Control Method Considering Power Consumption for Pedestrian-to-Infrastructure Communications. ICUFN 2022: 24-28 - [c208]Ryo Miyamoto, Shusuke Narieda, Takeo Fujii, Hiroshi Naruse:
Characteristics of RSSI Kriging Interpolated Value in Neighborhood of Buildings. ICUFN 2022: 35-37 - [c207]Mai Ohta, Takeo Fujii:
Differential Packet Level Index Modulation for Low Power Wide Area System. ICUFN 2022: 38-42 - [c206]Ryuji Miyamoto, Osamu Takyu, Hiroshi Fujiwara, Koichi Adachi, Mai Ohta, Takeo Fujii:
Performance Evaluation of Highly Efficient Information Collection Methods by Trend Analysis of Sensor Information Using Pre-learning. ICUFN 2022: 55-60 - [c205]Toshi Ito, Osamu Takyu, Mai Ohta, Takeo Fujii, Koichi Adachi:
High-Sensitivity Detection Method for Signals in PhyC-SN. ICUFN 2022: 61-66 - [c204]Shusuke Narieda, Takeo Fujii:
Characteristics of Transmit Power Allocation for Poor Conditioned End Devices in LPWAN with Peak Detection Based Carrier Sense. ICUFN 2022: 86-88 - [c203]Ying Gao, Takeo Fujii:
Terminal Selection Based on Multi-armed Bandit under Threatening Environment for Radio Environment Map Construction. VTC Spring 2022: 1-6 - [c202]Ying Gao, Takeo Fujii:
Kriging-based Trust Nodes Aided REM Construction under Threatening Environment. VTC Fall 2022: 1-7 - [c201]Hirofumi Nakajo, Takeo Fujii:
Blockage Prediction for Millimeter-wave Communications Based on People Flow Data. VTC Fall 2022: 1-5 - 2021
- [j76]Koichi Adachi, Kohei Tsurumi, Aoto Kaburaki, Osamu Takyu, Mai Ohta, Takeo Fujii:
Packet-Level Index Modulation for LoRaWAN. IEEE Access 9: 12601-12610 (2021) - [j75]Aoto Kaburaki, Koichi Adachi, Osamu Takyu, Mai Ohta, Takeo Fujii:
Autonomous Decentralized Traffic Control Using Q-Learning in LPWAN. IEEE Access 9: 93651-93661 (2021) - [j74]Yuki Nishio, Osamu Takyu, Hayato Soya, Keiichiro Shirai, Mai Ohta, Takeo Fujii:
Optimal Construction of Access Rate to Superior Channel in Rendezvous Channel Based on Channel-Occupancy Ratio. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 104-A(1): 243-252 (2021) - [j73]Kei Sakaguchi, Ryuichi Fukatsu, Tao Yu, Eisuke Fukuda, Kim Mahler, Robert W. Heath Jr., Takeo Fujii, Kazuaki Takahashi, Alexey Khoryaev, Satoshi Nagata, Takayuki Shimizu:
Towards mmWave V2X in 5G and Beyond to Support Automated Driving. IEICE Trans. Commun. 104-B(6): 587-603 (2021) - [j72]Yoji Uesugi, Keita Katagiri, Koya Sato, Kei Inage, Takeo Fujii:
Clustering for Signal Power Distribution Toward Low Storage Crowdsourced Spectrum Database. IEICE Trans. Commun. 104-B(10): 1237-1248 (2021) - [j71]Arata Takahashi, Osamu Takyu, Hiroshi Fujiwara, Takeo Fujii, Tomoaki Ohtsuki:
Overloaded Wireless MIMO Switching for Information Exchanging through Untrusted Relay in Secure Wireless Communication. IEICE Trans. Commun. 104-B(10): 1249-1259 (2021) - [j70]Ayumu Ueda, Takeo Fujii:
Packet Delivery Ratio Prediction for V2V Based on Radio Environment Map Considering Hidden Terminal Problem. Int. J. Intell. Transp. Syst. Res. 19(1): 254-263 (2021) - [j69]Keita Katagiri, Koya Sato, Kei Inage, Takeo Fujii:
Dynamic Radio Map Using Statistical Hypothesis Testing. IEEE Trans. Cogn. Commun. Netw. 7(3): 752-766 (2021) - [j68]Koya Sato, Katsuya Suto, Kei Inage, Koichi Adachi, Takeo Fujii:
Space-Frequency-Interpolated Radio Map. IEEE Trans. Veh. Technol. 70(1): 714-725 (2021) - [j67]Katsuya Suto, Shinsuke Bannai, Koya Sato, Kei Inage, Koichi Adachi, Takeo Fujii:
Image-Driven Spatial Interpolation With Deep Learning for Radio Map Construction. IEEE Wirel. Commun. Lett. 10(6): 1222-1226 (2021) - [c200]Mai Ohta, Takeo Fujii:
Intra-System Interference Avoidance for Packet-Level Index Modulation in Internet of Things. APSIPA ASC 2021: 1958-1962 - [c199]Keita Katagiri, Takeo Fujii:
Low Storage Radio Map Using Statistical Inference. DySPAN 2021: 123-130 - [c198]Haesik Kim, Takeo Fujii, Kenta Umebayashi:
Relay Nodes Selection Using Reinforcement Learning. ICAIIC 2021: 329-334 - [c197]Kohei Natsume, Mai Ohta, Koichi Adachi, Osamu Takyu, Takeo Fujii:
DCT Compression Scheme for Wireless Sensor Information considering Spatial Correlation. ICOIN 2021: 192-196 - [c196]Soraya Mitate, Yudai Yamazaki, Takeo Fujii, Shusuke Narieda:
Wireless System Selection with Spectrum Database for IoT. ICOIN 2021: 203-208 - [c195]Gaku Kobayashi, Osamu Takyu, Koichi Adachi, Mai Ohta, Takeo Fujii:
Proposal of interference power occupancy estimation method using chirp demodulation. ICUFN 2021: 187-191 - [c194]Keita Katagiri, Takeo Fujii:
Mesh-Clustering-Based Radio Maps Construction for Autonomous Distributed Networks. ICUFN 2021: 345-349 - [c193]Hirofumi Nakajo, Takeo Fujii:
Local 5G mmWave Signal Measurement and Analysis for Spectrum Database. ICUFN 2021: 350-355 - [c192]Ryoma Yasutani, Koki Kitazumi, Shusuke Narieda, Takeo Fujii, Kenta Umebayashi, Hiroshi Naruse:
Spatio-Temporal Analyses of Environmental Monitoring Based on Wireless Sensor Networks. IEEE SENSORS 2021: 1-4 - [c191]Ying Gao, Takeo Fujii:
Improvement of Radio Environment Map under Data Falsification Attack. VTC Fall 2021: 1-6 - [c190]Shinichiro Kakuda, Yudai Yamazaki, Keita Katagiri, Takeo Fujii, Osamu Takyu, Mai Ohta, Koichi Adachi:
Channel Allocation for LoRaWanConsidering Intra-System and Inter-System Interferences. VTC Fall 2021: 1-7 - [c189]Muying Chen, Koichi Adachi, Osamu Takyu, Mai Ohta, Takeo Fujii:
Transmission Timing Control Using ACK Signal in LoRaWAN. WCNC 2021: 1-6 - 2020
- [j66]Hang Liu, Xu Zhu, Takeo Fujii:
Convolutional Neural Networks for Pilot-Induced Cyclostationarity Based OFDM Signals Spectrum Sensing in Full-Duplex Cognitive Radio. IEICE Trans. Commun. 103-B(1): 91-102 (2020) - [j65]Shusuke Narieda, Daiki Cho, Hiromichi Ogasawara, Kenta Umebayashi, Takeo Fujii, Hiroshi Naruse:
Theoretical Analyses of Maximum Cyclic Autocorrelation Selection Based Spectrum Sensing. IEICE Trans. Commun. 103-B(12): 1462-1469 (2020) - [j64]Shusuke Narieda, Takeo Fujii, Kenta Umebayashi:
Energy Constrained Optimization for Spreading Factor Allocation in LoRaWAN. Sensors 20(16): 4417 (2020) - [c188]Aoto Kaburaki, Koichi Adachi, Osamu Takyu, Mai Ohta, Takeo Fujii:
Autonomous Decentralized Transmission Timing Control in Wireless Sensor Network. APSIPA 2020: 1460-1465 - [c187]Taiki Matsushima, Takeo Fujii:
Compensation Method of Received Signal Power observed by Smartphone for Crowdsensed Spectrum Database. APSIPA 2020: 1477-1482 - [c186]Hirotaka Senda, Osamu Takyu, Akinori Kamio, Mai Ohta, Takeo Fujii:
Specification of Link Quality Degradation in WLAN based on MCS and Retransmission Flag. APSIPA 2020: 1497-1501 - [c185]Yudai Yamazaki, Takeo Fujii:
Scheduling Algorithm Considering Interference Interval for LPWA. APSIPA 2020: 1507-1512 - [c184]Gaku Kobayashi, Osamu Takyu, Koichi Adachi, Mai Ohta, Takeo Fujii:
Estimation of Desired power and Undesired power Using Chirp Demodulation and Evaluation of Accuracy. APSIPA 2020: 1513-1518 - [c183]Ayumi Kaichi, Shusuke Narieda, Takeo Fujii, Kenta Umebayashi, Hiroshi Naruse:
On Placement of End Devices in LPWAN Based WSN for Environmental Monitoring Applications. APSIPA 2020: 1519-1522 - [c182]Koya Sato, Kei Inage, Takeo Fujii:
Radio Environment Map Construction with Joint Space-Frequency Interpolation. ICAIIC 2020: 51-54 - [c181]Keita Katagiri, Takeo Fujii:
Measurement-based Spectrum Database for Wireless Distributed Networks Using Shadowing Classifier. ICAIIC 2020: 64-69 - [c180]Yu-Ki Hatada, Takeo Fujii:
Receiver Beacon Transmission Interval Design Using Q-Learning focused on Packet Delivery Rate for Multi-Stage Wireless Sensor Networks. ICAIIC 2020: 212-217 - [c179]Shusuke Narieda, Takeo Fujii, Kenta Umebayashi:
On Power Consumption of End Device in LoRa Networks with Listen Before Talk. ICOIN 2020: 297-300 - [c178]Kohei Natsume, Mai Ohta, Osamu Takyu, Takeo Fujii:
Data Fusion Method Exploiting Data Correlation for Physical Wireless Parameter Conversion Sensor Networks. ICOIN 2020: 390-395 - [c177]Toshiki Nonaka, Takeo Fujii, Osamu Takyu, Mai Ohta:
Adapting the number of replicas in the E-IRSA system using the power control. ICOIN 2020: 787-792 - [c176]Cong-Hoang Diem, Takeo Fujii:
An UAV and Distributed STBC for Wireless Relay Networks in Search and Rescue Operations. INISCOM 2020: 57-73 - [c175]Tetsuki Taniguchi, Takeo Fujii:
Utilization of Spectrum Database for Power Control in Micro Operator Based Small Cell System by Two-Stage Stochastic Design. ISSPIT 2020: 1-5 - [c174]Hiroki Ito, Takeo Fujii, Yasushi Yamao:
Post-Reception Compensation Performance of Blind Nonlinear Compensator with Equalizer against Memory Nonlinear Distortion. VTC Fall 2020: 1-5 - [c173]Keita Katagiri, Koya Sato, Kei Inage, Takeo Fujii:
Experimental Verification of Shadowing Classification for Radio Map. VTC Fall 2020: 1-7 - [c172]Tetsuki Taniguchi, Takeo Fujii:
Interference Management with Beamforming Utilizing Spectrum Database for Micro Operators. VTC Fall 2020: 1-5 - [c171]Keita Katagiri, Takeo Fujii:
Radio Environment Map Updating Procedure Considering Change of Surrounding Environment. WCNC Workshops 2020: 1-6 - [i1]Kei Sakaguchi, Ryuichi Fukatsu, Tao Yu, Eisuke Fukuda, Kim Mahler, Robert W. Heath Jr., Takeo Fujii, Kazuaki Takahashi, Alexey Khoryaev, Satoshi Nagata, Takayuki Shimizu:
Towards mmWave V2X in 5G and Beyond to Support Automated Driving. CoRR abs/2011.09590 (2020)
2010 – 2019
- 2019
- [j63]Osamu Takyu, Keiichiro Shirai, Takeo Fujii, Mai Ohta:
Adaptive Channel Assignment With Predictions of Sensor Results and Channel Occupancy Ratio in PhyC-SN. IEEE Access 7: 44645-44658 (2019) - [j62]Koya Sato, Kei Inage, Takeo Fujii:
On the Performance of Neural Network Residual Kriging in Radio Environment Mapping. IEEE Access 7: 94557-94568 (2019) - [j61]Naoki Aihara, Koichi Adachi, Osamu Takyu, Mai Ohta, Takeo Fujii:
Q-Learning Aided Resource Allocation and Environment Recognition in LoRaWAN With CSMA/CA. IEEE Access 7: 152126-152137 (2019) - [j60]Osamu Takyu, Keiichiro Shirai, Mai Ohta, Takeo Fujii:
ID Insertion and Data Tracking with Frequency Offset for Physical Wireless Parameter Conversion Sensor Networks. Sensors 19(4): 767 (2019) - [j59]Shuang Fu, Guoyin Zhang, Takeo Fujii:
A heuristic method-based parallel cooperative spectrum sensing in heterogeneous network. J. Supercomput. 75(6): 3249-3263 (2019) - [j58]Koya Sato, Kei Inage, Takeo Fujii:
Modeling the Kriging-Aided Spatial Spectrum Sharing Over Log-Normal Channels. IEEE Wirel. Commun. Lett. 8(3): 749-752 (2019) - [c170]Akinori Kamio, Fumihito Sasamori, Shiro Handa, Osamu Takyu, Mai Ohta, Takeo Fujii:
Recognition and Countermeasure to Hidden Terminal Problem by Packet Analysis in Wireless LAN. APSIPA 2019: 1463-1467 - [c169]Akihisa Abe, Takeo Fujii:
Dynamic Bandwidth Allocation for Spectrum Shared Private Mobile Networks Using Prior Measured CQI Information. DySPAN 2019: 1-6 - [c168]Keita Katagiri, Takeo Fujii:
Demo: Highly Accurate Prediction of Radio Environment for V2V Communications. DySPAN 2019: 1-2 - [c167]Keita Katagiri, Takeo Fujii:
Radio Environment Map Updating Procedure Based on Hypothesis Testing. DySPAN 2019: 1-6 - [c166]Shusuke Narieda, Takeo Fujii, Kenta Umebayashi:
Effect of LBT Time on LoRa Network Performance: Signal Detection Theorem Based Analyses. DySPAN 2019: 1-2 - [c165]Yuya Aoki, Takeo Fujii:
Spectrum Database Construction based on HMM and Spectrum Sharing in Multiple Primary Users Environment. ICAIIC 2019: 200-204 - [c164]Hang Liu, Xu Zhu, Takeo Fujii:
Cyclostationary based full-duplex spectrum sensing using adversarial training for convolutional neural networks. ICAIIC 2019: 369-374 - [c163]Hang Liu, Xu Zhu, Takeo Fujii:
Adversarial training for low-complexity convolutional neural networks using in spectrum sensing. ICAIIC 2019: 478-483 - [c162]Yuya Aoki, Takeo Fujii:
Construction of Time-Space Radio Environment Database using HMM for Cooperative Sensing. ICNC 2019: 219-223 - [c161]Toshiki Nonaka, Takeo Fujii, Osamu Takyu, Mai Ohta:
Network MIMO with Interference Cancellation for Cloud-Cooperated Wireless Sensor Networks. ICOIN 2019: 210-215 - [c160]Keita Onose, Koya Sato, Kei Inage, Takeo Fujii:
Experimental Verification of Frequency-Correlation in Radio Propagation Characteristics for Radio Environment Recognition. ICOIN 2019: 274-278 - [c159]Tetsuya Noguchi, Osamu Takyu, Takeo Fujii, Tomoaki Ohtsuki:
Performance Evaluation of Information-Sharing Scheme Among Multiple Destinations with Mirroring Null Steering in Single Antenna Networks. ICOIN 2019: 417-420 - [c158]Shuhei Yamasaki, Osamu Takyu, Keiichiro Shirai, Takeo Fujii, Mai Ohta, Fumihito Sasamori, Shiro Handa:
Data Separation Considering Smoothness of Sensing Data in Physical Wireless Parameter Conversion Sensor Networks. ICOIN 2019: 421-423 - [c157]Miho Tanaka, Kenichi Nagasue, Jun Ogawa, Akira Yokomichi, Yoshihiro Ando, Takayuki Ojima, Toshiyuki Shizuoka, Koichi Adachi, Takeo Fujii:
Proactive Cache System Using Cellular-Radio Information on MEC. ICUFN 2019: 27-32 - [c156]Yudai Yamazaki, Takeo Fujii, Osamu Takyu, Mai Ohta, Koichi Adachi:
Spectrum Sharing Exploiting Spectrum Database for LPWA. ICUFN 2019: 60-65 - [c155]Yuki Nishio, Osamu Takyu, Hayato Soya, Mai Ohta, Takeo Fujii:
Optimal Channel Selection Rate of Slave Terminal for Rendezvous Channel Scheme based on Channel Occupancy Rate. ICUFN 2019: 72-75 - [c154]Arata Takahashi, Fumihito Sasamori, Shiro Handa, Osamu Takyu, Takeo Fujii, Tomoaki Ohtsuki:
Overloaded Wireless MIMO Switching for Secure Wireless Communication Exchanging to Untrusted Relay. ICUFN 2019: 121-125 - [c153]Yu-Ki Hatada, Takeo Fujii:
Receiver Beacon Transmission Interval Design Using Machine Learning for Multi-Stage Wireless Sensor Networks. ICUFN 2019: 126-131 - [c152]Kyosuke Fukuda, Osamu Takyu, Keiichiro Shirai, Takeo Fujii, Mai Ohta, Fumihito Sasamori, Sliiro Handa:
Adaptive Transmission Control with Prediction of Sensing Results for PhyC-SN. RWS 2019: 1-4 - [c151]Ying Gao, Ming Diao, Takeo Fujii:
Sensor Selection Based on Dempster-Shafer Evidence Theory under Collaborative Spectrum Sensing in Cognitive Radio Sensor Networks. VTC Fall 2019: 1-7 - [c150]Kenta Inagaki, Shusuke Narieda, Takeo Fujii, Kenta Umebayashi, Hiroshi Naruse:
Measurements of LoRa Propagation in Harsh Environment: Numerous NLOS Areas and Ill-Conditioned LoRa Gateway. VTC Fall 2019: 1-5 - [c149]Keita Katagiri, Keita Onose, Koya Sato, Kei Inage, Takeo Fujii:
Highly Accurate Prediction of Radio Propagation Using Model Classifier. VTC Spring 2019: 1-5 - [c148]Shusuke Narieda, Daiki Cho, Hiromichi Ogasawara, Kenta Umebayashi, Takeo Fujii, Hiroshi Naruse:
Derivation of Sensing Features for Maximum Cyclic Autocorrelation Selection Based Signal Detection. VTC Fall 2019: 1-5 - [c147]Yoji Uesugi, Keita Katagiri, Koya Sato, Kei Inage, Takeo Fujii:
Clustering of Signal Power Distribution toward Low Storage Crowdsourced Spectrum Database. VTC Fall 2019: 1-6 - [c146]Hang Liu, Xu Zhu, Takeo Fujii:
Ensemble Deep Learning Based Cooperative Spectrum Sensing with Semi-soft Stacking Fusion Center. WCNC 2019: 1-6 - [c145]Hirofumi Nakajo, Yuya Aoki, Keita Katagiri, Takeo Fujii:
High Density Spectrum Sharing Method among Micro Operators considering Spectrum Database. WCNC Workshops 2019: 1-5 - 2018
- [j57]Hayato Soya, Osamu Takyu, Keiichiro Shirai, Mai Ohta, Takeo Fujii, Fumihito Sasamori, Shiro Handa:
Fast Rendezvous Scheme with a Few Control Signals for Multi-Channel Cognitive Radio. IEICE Trans. Commun. 101-B(7): 1589-1601 (2018) - [j56]Rei Hasegawa, Keita Katagiri, Koya Sato, Takeo Fujii:
Low Storage, but Highly Accurate Measurement-Based Spectrum Database via Mesh Clustering. IEICE Trans. Commun. 101-B(10): 2152-2161 (2018) - [j55]Hang Liu, Xu Zhu, Takeo Fujii:
A New Classification-Like Scheme for Spectrum Sensing Using Spectral Correlation and Stacked Denoising Autoencoders. IEICE Trans. Commun. 101-B(11): 2348-2361 (2018) - [j54]Keita Katagiri, Koya Sato, Takeo Fujii:
Crowdsourcing-Assisted Radio Environment Database for V2V Communication. Sensors 18(4): 1183 (2018) - [j53]Mostafa Zaman Chowdhury, Takeo Fujii, Gabriel-Miro Muntean, Ji-Woong Choi, Giuseppe Araniti:
Emerging Small Cell Wireless Technologies for 5G: Architectures and Applications. Wirel. Commun. Mob. Comput. 2018 (2018) - [c144]Shuhei Yamasaki, Minato Oriuchi, Osamu Takyu, Keiichiro Shirai, Takeo Fujii, Mai Ohta, Fumihito Sasamori, Shiro Handa:
A Signal Separation Method for Physical Wireless Parameter Conversion Sensor Networks Using K-Shortest Path. APSIPA 2018: 165-170 - [c143]Hironori Godo, Osamu Takyu, Koichi Adachi, Mai Ohta, Takeo Fujii, Fumihito Sasamori, Shiro Handa:
Experimental Evaluation of Interference Robustness for Frequency Spectrum Sharing in WLAN Systems. APSIPA 2018: 171-176 - [c142]Toshiyuki Shizuoka, Takeo Fujii:
Environmental Aware Hierarchical Ad Hoc Network with Multiple Frequency Bands using Weighted Laplacian Matrix. APSIPA 2018: 799-805 - [c141]Hang Liu, Xu Zhu, Takeo Fujii:
Ensemble Deep Learning Based Cooperative Spectrum Sensing with Stacking Fusion Center. APSIPA 2018: 1841-1846 - [c140]Takeo Fujii:
Smart Spectrum Management for V2X. DySPAN 2018: 1-8 - [c139]Hayato Soya, Osamu Takyu, Keiichiro Shirai, Fumihito Sasamori, Shiro Handa, Mai Ohta, Takeo Fujii:
Modified rendezvous scheme with inferring access channel probability of slave by master. ICOIN 2018: 229-234 - [c138]Shunsuke Tsurumi, Takeo Fujii:
Reliable vehicle-to-vehicle communication using spectrum environment map. ICOIN 2018: 310-315 - [c137]Takayuki Ojima, Takeo Fujii:
Resource management for mobile edge computing using user mobility prediction. ICOIN 2018: 718-720 - [c136]Tetsuya Noguchi, Osamu Takyu, Fumihito Sasamori, Shiro Handa, Takeo Fujii, Tomoaki Ohtsuki:
Transmit control for secure information sharing in untrusted relay with two antennas. ICOIN 2018: 771-775 - [c135]Ryo Kurosawa, Osamu Takyu, Fumihito Sasamori, Shiro Handa, Mai Ohta, Takeo Fujii:
Experimental study of signaling with IFDMA modulation and nonlinear amplifying for recovering access channel mismatch. ICOIN 2018: 787-790 - [c134]Hiroshi Sanada, Takeo Fujii, Reina Aizawa, Takuya Kawata:
Routing Redundancy Reducing Method for U-Bus Air Using Cloud Cooperation. ICUFN 2018: 223-228 - [c133]Yusuke Shirasaki, Osamu Takyu, Takeo Fujii, Tomoaki Ohtsuki, Fumihito Sasamori, Shiro Handa:
Consideration of security for PLNC with untrusted relay in game theoretic perspective. RWS 2018: 109-112 - [c132]Tetsuya Noguchi, Osamu Takyu, Takeo Fujii, Tomoaki Ohtsuki, Fumihito Sasamori, Shiro Handa:
Secure information sharing with mirroring null steering through untrusted relay with two antennas. RWS 2018: 203-205 - [c131]Yuya Aoki, Takeo Fujii, Teruji Ide:
Time Series Analysis of Multiple Primary User Environment Using HMM-Based Spectrum Sensing. VTC Fall 2018: 1-5 - [c130]Mai Ohta, Koichi Adachi, Naoki Aihara, Osamu Takyu, Takeo Fujii, Makoto Taromaru:
Measurement Experiments on 920 MHz Band for Spectrum Sharing with LoRaWAN. VTC Fall 2018: 1-5 - [c129]Osamu Takyu, Shohei Fujii, Fumihito Sasamori, Shiro Handa, Mai Ohta, Takeo Fujii:
Channel assignment based on predictions of sensing result and channel occupancy rate in PhyC-SN. WCNC 2018: 1-6 - [c128]Kyosuke Fukuda, Osamu Takyu, Keiichiro Shirai, Mai Ohta, Takeo Fujii, Fumihito Sasamori, Shiro Handa:
Transmit control and data separation in physical wireless parameter conversion sensor networks with event driven sensors. WiSNet 2018: 12-14 - 2017
- [j52]Koji Kakinuma, Mai Ohta, Osamu Takyu, Takeo Fujii:
Fusion Center Controlled MAC Protocol for Physical Wireless Parameter Conversion Sensor Networks (PHY-C SN). IEICE Trans. Commun. 100-B(7): 1105-1114 (2017) - [j51]Takeo Fujii, Kenta Umebayashi:
Smart Spectrum for Future Wireless World. IEICE Trans. Commun. 100-B(9): 1661-1673 (2017) - [j50]Osamu Takyu, Shohei Fujii, Youhei Akimoto, Mai Ohta, Takeo Fujii, Fumihito Sasamori, Shiro Handa:
Optimal cluster head selection and rotation of cognitive wireless sensor networks for simultaneous data gathering and long life system. Int. J. Distributed Sens. Networks 13(12) (2017) - [j49]Xu Zhu, Takeo Fujii:
Modulation classification for cognitive radios using stacked denoising autoencoders. Int. J. Satell. Commun. Netw. 35(5): 517-531 (2017) - [j48]Tsubasa Suzuki, Takeo Fujii:
Joint Routing and Spectrum Allocation for Multi-hop Inter-Vehicle Communication in Cognitive Radio Networks. Int. J. Intell. Transp. Syst. Res. 15(1): 39-49 (2017) - [j47]Massa Ndong, Takeo Fujii:
Handling cross-tier interference in underlay macrocell system for future small cell networks. J. Commun. Networks 19(1): 23-31 (2017) - [j46]Tomokazu Moriyama, Taiki Nakayama, Takeo Fujii:
Intermittent Interval Feedback Design for Multi-Stage Wireless Sensor Networks. Mob. Networks Appl. 22(5): 970-982 (2017) - [j45]Koya Sato, Takeo Fujii:
Kriging-Based Interference Power Constraint: Integrated Design of the Radio Environment Map and Transmission Power. IEEE Trans. Cogn. Commun. Netw. 3(1): 13-25 (2017) - [c127]Toshiyuki Shizuoka, Osamu Takyu, Mai Ohta, Takeo Fujii:
Multiband hierarchical ad hoc network with wireless environment recognition. APSIPA 2017: 1464-1469 - [c126]Koji Ichikawa, Takeo Fujii:
Radio environment map construction using Hidden Markov Model in multiple primary user environment. ICNC 2017: 272-276 - [c125]Takumi Kimura, Osamu Takyu, Fumihito Sasamori, Shiro Handa, Takeo Fujii, Mai Ohta:
Optimization of multi-channel access in learning assisted measurement of channel occupancy ratio by USRP. ICOIN 2017: 92-96 - [c124]Mai Ohta, Makoto Taromaru, Takeo Fujii, Osamu Takyu:
Spectrum edge decision method for energy detection with FFT. ICOIN 2017: 271-276 - [c123]Shohei Fujii, Osamu Takyu, Fumihito Sasamori, Shiro Handa, Takeo Fujii, Mai Ohta:
Optimal cluster head selection and rotation of cognitive wireless sensor networks for simultaneous data gathering. ICOIN 2017: 303-308 - [c122]Koji Kakinuma, Takeo Fujii:
Multiple information collection by utilizing physical wireless parameter conversion sensor network (PHY-C SN). ICOIN 2017: 377-382 - [c121]Cong-Hoang Diem, Takeo Fujii:
Relay selection method using radio environment database for multi-hop V2V communications. ICOIN 2017: 543-548 - [c120]Koji Kakinuma, Takeo Fujii, Osamu Takyu, Mai Ohta:
Multiple information collection with frequency offset compensation by utilizing physical wireless parameter conversion sensor network (PHY-C SN). ICUFN 2017: 255-260 - [c119]Rei Hasegawa, Takeo Fujii:
Measurement-based spectrum database with mesh clustering. ICUFN 2017: 956-960 - [c118]Mai Ohta, Osamu Takyu, Takeo Fujii, Makoto Taromaru:
Robust channel selection method under home electronics-derived electromagnetic wave interference. ICUFN 2017: 967-969 - [c117]Hang Liu, Xu Zhu, Takeo Fujii:
Primary user detection in cognitive radio using spectral-correlation features and stacked denoising autoencoder. PIMRC 2017: 1-5 - [c116]Koya Sato, Kei Inage, Takeo Fujii:
Compensation of survivorship bias in path loss modeling. PIMRC 2017: 1-5 - [c115]Xu Zhu, Takeo Fujii:
A modulation classification method in cognitive radios system using stacked denoising sparse autoencoder. RWS 2017: 218-220 - [c114]Tatsuya Ute, Yuta Watanabe, Koya Sato, Takeo Fujii, Takayuki Shimizu, Onur Altintas:
Poster: Multi-antenna successive interference cancellation to improve reliability of V2V communication. VNC 2017: 29-30 - [c113]Masahiro Endo, Tomoaki Ohtsuki, Takeo Fujii, Osamu Takyu:
Secure Channel Selection Using Multi-Armed Bandit Algorithm in Cognitive Radio Network. VTC Spring 2017: 1-5 - [c112]Keita Katagiri, Koya Sato, Takeo Fujii:
Crowdsourcing-Assisted Radio Environment Maps for V2V Communication Systems. VTC Fall 2017: 1-5 - [c111]Ryo Kurosawa, Osamu Takyu, Mai Ohta, Takeo Fujii, Fumihito Sasamori, Shiro Handa:
Control Signal Transmission Based on IFDMA and Receiver with Nonlinear Amplifier for Compensating Access Channel Mismatch. VTC Fall 2017: 1-5 - [c110]Takehiro Sakai, Osamu Takyu, Keiichiro Shirai, Mai Ohta, Takeo Fujii, Fumihito Sasamori, Shiro Handa:
Data Tracking Using Frequency Offset and SIC for Physical Wireless Conversion Sensor Networks. WCNC Workshops 2017: 1-6 - [c109]Koya Sato, Takeo Fujii:
Radio Environment Aware Computation Offloading with Multiple Mobile Edge Computing Servers. WCNC Workshops 2017: 1-5 - [c108]Hayato Soya, Osamu Takyu, Keiichiro Shirai, Mai Ohta, Takeo Fujii, Fumihito Sasamori, Shiro Handa:
Measurement Technique for Occupancy Ratio and Transition Ratio in Cognitive Radio System. WCNC Workshops 2017: 1-6 - 2016
- [j44]Teruji Ide, Takeo Fujii, Mamiko Inamori, Yukitoshi Sanada:
Phase and Gain Imbalance Compensation in Low-IF Receivers. IEICE Trans. Commun. 99-B(1): 211-223 (2016) - [j43]Cong-Hoang Diem, Koya Sato, Takeo Fujii:
Cooperative Distributed STBC Transmission Scheme for Multi-Hop V2V Communications. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 99-A(1): 252-262 (2016) - [j42]Joon-Sang Park, Ling-Jyh Chen, Takeo Fujii, Piedad Garrido:
Internet of Things over future internet. Int. J. Distributed Sens. Networks 12(8) (2016) - [c107]Minato Oriuchi, Osamu Takyu, Keiichiro Shirai, Fumihito Sasamori, Shiro Handa, Mai Ohta, Takeo Fujii:
Fundamental study of decomposition based on heterogeneous sensing data in physical conversion sensor networks. APSIPA 2016: 1-4 - [c106]Xu Zhu, Takeo Fujii:
A novel modulation classification method in cognitive radios using higher-order cumulants and denoising stacked sparse autoencoder. APSIPA 2016: 1-5 - [c105]Takeo Fujii, Shunsuke Takegi, Taiki Nakayama, Mai Ohta, Osamu Takyu:
Highly efficient environment aware wireless sensor network. CCNC 2016: 256-257 - [c104]Huifa Lin, Koji Ishibashi, Won-Yong Shin, Takeo Fujii:
Decentralized power allocation for secondary random access in cognitive radio networks with successive interference cancellation. ICC 2016: 1-6 - [c103]Tomokazu Moriyama, Taiki Nakayama, Takeo Fujii:
Receiver beacon transmission interval design for multi-stage wireless sensor networks. ICUFN 2016: 192-197 - [c102]Hang Liu, Takeo Fujii:
Single-channel blind identification based advanced energy detection for cognitive radio. ICUFN 2016: 532-536 - [c101]Koya Sato, Kei Inage, Takeo Fujii:
Spectrum database-assisted radio propagation prediction for wireless distributed networks: A geostatistical approach. PIMRC 2016: 1-6 - [c100]Xu Zhu, Takeo Fujii:
A novel modulation classification method in cognitive radios based on features clustering of time-frequency. RWS 2016: 45-47 - [c99]Minato Oriuchi, Osamu Takyu, Keiichiro Shirai, Takeo Fujii, Mai Ohta, Fumihito Sasamori, Shiro Handa:
Multi-target tracking based on features of sensing results and wireless parameters for physical wireless parameter conversion sensor networks. RWS 2016: 230-233 - [c98]Yuta Watanabe, Koya Sato, Takeo Fujii:
Poster: A scheduling method for V2V networks using successive interference cancellation. VNC 2016: 1-2 - [c97]Mai Ohta, Osamu Takyu, Takeo Fujii, Makoto Taromaru:
Novel two-stage spectrum sensing for energy detection with FFT. WCNC 2016: 1-5 - [c96]Minato Oriuchi, Osamu Takyu, Keiichiro Shirai, Fumihito Sasamori, Shiro Handa, Takeo Fujii, Mai Ohta:
Performance evaluation of multi-target tracking for PhyC-SN. WCNC 2016: 1-4 - [c95]Osamu Takyu, Kengo Matsumoto, Tomoaki Ohtsuki, Takeo Fujii, Fumihito Sasamori, Shiro Handa:
Optimal impersonation of CSI for maximizing leaked information to untrusted relay in PLNC. WCNC 2016: 1-5 - [c94]Mai Ohta, Osamu Takyu, Takeo Fujii, Makoto Taromaru:
Novel two-stage spectrum sensing for energy detection with FFT. WCNC Workshops 2016: 346-350 - [c93]Minato Oriuchi, Osamu Takyu, Keiichiro Shirai, Fumihito Sasamori, Shiro Handa, Takeo Fujii, Mai Ohta:
Performance evaluation of multi-target tracking for PhyC-SN. WCNC Workshops 2016: 351-354 - 2015
- [j41]Huifa Lin, Koji Ishibashi, Won-Yong Shin, Takeo Fujii:
A Simple Random Access Scheme With Multilevel Power Allocation. IEEE Commun. Lett. 19(12): 2118-2121 (2015) - [j40]Takashi Kosugi, Takeo Fujii:
Efficient spectrum sharing with avoiding spatial fragmentation of white space. ICT Express 1(2): 55-58 (2015) - [j39]Osamu Takyu, Takayuki Yamakita, Takeo Fujii, Mai Ohta, Fumihito Sasamori, Shiro Handa:
Optimization of Learning Time for Learning-Assisted Rendezvous Channel in Cognitive Radio System. IEICE Trans. Commun. 98-B(2): 360-369 (2015) - [j38]Shuta Kako, Osamu Takyu, Takeo Fujii:
Joint Resource Allocation with Interference Constraint for Cognitive Multi-Hop Wireless Networks. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 98-A(2): 569-577 (2015) - [j37]Masafumi Moriyama, Takeo Fujii:
Novel Synchronization and BER Improvement Method for Public Safety Mobile Communication Systems Employing Heterogeneous Cognitive Radio. IEICE Trans. Commun. 98-B(4): 736-745 (2015) - [j36]Tomomi Endo, Shunta Sakai, Takeo Fujii:
Information Gathering for Wireless Sensor Networks with Information Converting to Wireless Physical Parameters. IEICE Trans. Commun. 98-B(6): 984-995 (2015) - [j35]Huifa Lin, Koji Ishibashi, Won-Yong Shin, Takeo Fujii:
Decentralized Multilevel Power Allocation for Random Access. IEICE Trans. Commun. 98-B(10): 1978-1987 (2015) - [j34]Koya Sato, Masayuki Kitamura, Kei Inage, Takeo Fujii:
Measurement-Based Spectrum Database for Flexible Spectrum Management. IEICE Trans. Commun. 98-B(10): 2004-2013 (2015) - [j33]Massa Ndong, Takeo Fujii:
Relay transmit power allocation for distributed-space-time block code cognitive small cell networks. IET Commun. 9(14): 1691-1698 (2015) - [j32]Ryo Myoenzono, Osamu Takyu, Keiichiro Shirai, Takeo Fujii, Mai Ohta, Fumihito Sasamori, Shiro Handa:
Data Tracking and Effect of Frequency Offset to Simultaneous Collecting Method for Wireless Sensor Networks. Int. J. Distributed Sens. Networks 11: 946760:1-946760:10 (2015) - [j31]Kazuya Tsukamoto, Yuji Oie, Haris Kremo, Onur Altintas, Hideaki Tanaka, Takeo Fujii:
Implementation and Performance Evaluation of Distributed Autonomous Multi-Hop Vehicle-to-Vehicle Communications over TV White Space. Mob. Networks Appl. 20(2): 203-219 (2015) - [c92]Koji Kakinuma, Shunsuke Takagi, Shunta Sakai, Takeo Fujii:
Fusion center controlled carrier sense multiple access for physical wireless parameter conversion sensor networks. APSIPA 2015: 794-799 - [c91]Cong-Hoang Diem, Takeo Fujii:
A novel distributed STBC cooperative diversity scheme for OFDM multi-hop relay networks. CCNC 2015: 154-155 - [c90]Takashi Kosugi, Takeo Fujii:
Spectrum sharing method to form bundle of white space in cognitive radio. CCNC 2015: 785-789 - [c89]Yukitsuna Furuya, Jun-ichi Takada, Kazuhiko Fukawa, Nobuo Nakajima, Takeo Fujii, Yoshiyuki Takeda:
Radio spectrum vision in 50 years from now: Consideration on long term spectrum refarming mainly below 3 GHz. CSCN 2015: 7-12 - [c88]Koya Sato, Takeo Fujii:
Kriging-Based Interference Power Constraint for Spectrum Sharing Based on Radio Environment Map. GLOBECOM Workshops 2015: 1-6 - [c87]Xu Zhu, Takeo Fujii:
Modulation classification in cognitive radios for satellite and terrestrial systems. ICC Workshops 2015: 1612-1616 - [c86]Masafumi Moriyama, Takeo Fujii:
Novel timing synchronization technique for public safety communication systems employing heterogeneous cognitive radio. ICNC 2015: 325-330 - [c85]Shohei Fujii, Osamu Takyu, Takeo Fujii, Mai Ohta, Fumihito Sasamori, Shiro Handa:
Selection method of cluster head in wireless sensor networks of wireless physical conversion for spectrum sharing. ICTC 2015: 430-434 - [c84]Hao Wang, Koya Sato, Takeo Fujii:
Received power detection under multiple ON/OFF environment for registering radio environment database. ICTC 2015: 446-450 - [c83]Koji Ichikawa, Hao Wang, Koya Sato, Takeo Fujii:
Height power estimation with Radio Environment Database in urban area. ICUFN 2015: 935-937 - [c82]Cong-Hoang Diem, Takeo Fujii:
An efficient cooperative transmission scheme for vehicular communications. ITST 2015: 12-16 - [c81]Kengo Matsumoto, Osamu Takyu, Takeo Fujii, Tomoaki Ohtsuki, Fumihito Sasamori, Shiro Handa:
Evaluation of information leak by robustness evaluation of countermeasure to disguised CSI in PLNC considering physical layer security. RWS 2015: 123-125 - [c80]Daichi Ishikawa, Koya Sato, Takeo Fujii, Matthias Wilhelm, Haris Kremo, Onur Altintas:
Poster: Location-based distributed channel assignment for communications among autonomous vehicles. VNC 2015: 157-158 - [c79]Haris Kremo, Kohsuke Nakagawa, Onur Altintas, Hideaki Tanaka, Takeo Fujii:
Characterization of First and Second Order Statistics of Large Scale Fading Using Vehicular Sensors. VTC Spring 2015: 1-5 - [c78]Vannapha Southivong, Takeo Fujii:
Primary and secondary identification using energy detection with statistical primary information. WCNC Workshops 2015: 164-169 - [c77]Koya Sato, Takeo Fujii:
Average interference power constraint with measurement-based spectrum database. WCNC Workshops 2015: 211-216 - 2014
- [j30]Massa Ndong, Takeo Fujii:
Cross-tier interference management with a distributed antenna system for multi-tier cellular networks. EURASIP J. Wirel. Commun. Netw. 2014: 73 (2014) - [j29]Shuta Kako, Takeo Fujii, Osamu Takyu:
Dynamic Spectrum Sharing for OFDMA-Based Multi-hop Cognitive Radio Networks with Priority. Wirel. Pers. Commun. 74(3): 1081-1097 (2014) - [c76]Akinari Ida, Takeo Fujii:
Physical layer security using multi-band transmission considering channel selection for cognitive radio networks. APSIPA 2014: 1-5 - [c75]Shamsad Parvin, Takeo Fujii:
Mobility aware stable routing scheme for mobile multi hop Cognitive radio network. APSIPA 2014: 1-4 - [c74]Massa Ndong, Takeo Fujii:
Joint femtocell clustering and cross-tier interference mitigation with distributed antenna system in small cell networks. CSNDSP 2014: 652-657 - [c73]Osamu Takyu, Takayuki Yamakita, Takeo Fujii, Fumihito Sasamori, Shiro Handa:
Learning assisted rendezvous channel in cognitive radio system. ICCS 2014: 452-456 - [c72]Ryo Myoenzono, Osamu Takyu, Keiichiro Shirai, Takeo Fujii, Mai Ohta, Fumihito Sasamori, Sliiro Handa:
Data tracking and effect of frequency offset to simultaneous collecting method for wireless sensor networks. ICTC 2014: 34-38 - [c71]Hao Wang, Takeo Fujii:
Transition detection with spectrum database using weighted cooperative sensing. ICUFN 2014: 437-442 - [c70]Masahiro Endo, Tomoaki Ohtsuki, Takeo Fujii, Osamu Takyu:
Secondary transmit beamformings for spectrum leasing in CRNs in the presence of eavesdropper. PIMRC 2014: 758-762 - [c69]Masayuki Goto, Osamu Takyu, Takeo Fujii, Fumihito Sasamori, Shiro Handa:
Protocol analysis of signal detection for deriving minimum isolation distance for frequency recycling under WLAN. RWS 2014: 262-264 - [c68]Koya Sato, Takashi Kosugi, Takeo Fujii:
Demo: A field test of measurement-based spectrum database using probing vehicles. VNC 2014: 205-206 - [c67]Haris Kremo, Onur Altintas, Hideaki Tanaka, Masayuki Kitamura, Kei Inage, Takeo Fujii:
Cooperative Spectrum Sensing in the Vehicular Environment: An Experimental Evaluation. VTC Spring 2014: 1-5 - [c66]Huifa Lin, Koji Ishibashi, Takeo Fujii:
Serially-concatenated layered network coded cooperation for wireless sensor networks. WPMC 2014: 419-423 - [c65]Massa Ndong, Takeo Fujii:
Joint antenna selection and power allocation for distributed-stbc cognitive small cell networks. WPMC 2014: 439-444 - 2013
- [j28]Daeyeon Kim, Takeo Fujii, Kyesan Lee:
A resource allocation algorithm for OFDM-based cellular system serving unicast and multicast services. EURASIP J. Wirel. Commun. Netw. 2013: 41 (2013) - [j27]Kei Inage, Takeo Fujii, Kazushi Muraoka, Masayuki Ariyoshi:
Capacity conservation ratio: a novel interference constraint for spectrum sharing. Trans. Emerg. Telecommun. Technol. 24(7-8): 672-682 (2013) - [j26]Hailan Peng, Takeo Fujii:
Distributed Resource Allocation for Multi-Cell Cognitive Radio Networks Based on Intra-Cell Overlay and Inter-Cell Underlay Spectrum Sharing. IEICE Trans. Commun. 96-B(6): 1566-1576 (2013) - [j25]Sarenna Bao, Takeo Fujii:
Learning-based p-persistent CSMA for secondary users of cognitive radio networks. Int. J. Space Based Situated Comput. 3(2): 102-112 (2013) - [j24]Daeyeon Kim, Takeo Fujii, Kyesan Lee:
A Power Allocation Algorithm for Maximizing Total Utility over an MBSFN. IEEE Wirel. Commun. Lett. 2(3): 283-286 (2013) - [c64]Yutaka Ihara, Haris Kremo, Onur Altintas, Hideaki Tanaka, Masaaki Ohtake, Takeo Fujii, Chikara Yoshimura, Keisuke Ando, Kazuya Tsukamoto, Masato Tsuru, Yuji Oie:
Distributed autonomous multi-hop vehicle-to-vehicle communications over TV white space. CCNC 2013: 336-344 - [c63]Shuta Kako, Takeo Fujii, Osamu Takyu:
Resource control for cognitive multi-hop network in traffic cross environment. PerCom Workshops 2013: 435-440 - [c62]Kei Inage, Takeo Fujii:
Interference-adapted scheduling weight for small-cell in heterogeneous network. PIMRC Workshops 2013: 184-188 - [c61]Takeo Fujii, Kei Inage, Masayuki Kitamura, Onur Altintas, Haris Kremo, Hideaki Tanaka:
Short paper: Probing the spectrum with vehicles: Towards an advanced spectrum database. VNC 2013: 226-229 - [c60]Arash Asareh, Takeo Fujii:
Delay Reduction Scheme Based on Fountain Coding for Wireless Relay Communication Systems. VTC Fall 2013: 1-6 - [c59]Hailan Peng, Takeo Fujii:
Hybrid Overlay/Underlay Resource Allocation for Cognitive Radio Networks in User Mobility Environment. VTC Fall 2013: 1-6 - 2012
- [j23]Hailan Peng, Takeo Fujii:
Joint cross-layer resource allocation and interference avoidance with QoS support for cognitive radio systems. EURASIP J. Wirel. Commun. Netw. 2012: 41 (2012) - [j22]Daeyeon Kim, Takeo Fujii, Kyesan Lee:
Modulation level allocation for MGS streaming over a multihop wireless channel. EURASIP J. Wirel. Commun. Netw. 2012: 105 (2012) - [j21]Mai Ohta, Takeo Fujii, Kazushi Muraoka, Masayuki Ariyoshi:
Cooperative Sensing with Distributed Pre-Detection for Gathering Sensing Information on Shared Primary Spectrum. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 95-A(11): 1980-1990 (2012) - [j20]Shamsad Parvin, Takeo Fujii:
Radio environment aware stable routing scheme for multi-hop cognitive radio network. IET Networks 1(4): 207-216 (2012) - [j19]Onur Altintas, Yutaka Ihara, Haris Kremo, Hideaki Tanaka, Masaaki Ohtake, Takeo Fujii, Chikara Yoshimura, Keisuke Ando, Kazuya Tsukamoto, Masato Tsuru, Yuji Oie:
Field tests and indoor emulation of distributed autonomous multi-hop vehicle-to-vehicle communications over TV white space. ACM SIGMOBILE Mob. Comput. Commun. Rev. 16(4): 54-57 (2012) - [c58]Arash Asareh, Takeo Fujii:
A novel reliable broadcasting scheme under cognitive radio environment based on erasure correctable codes. ICNC 2012: 257-261 - [c57]Tomomi Endo, Takeo Fujii:
Real time information gathering based on frequency and timing assignment for wireless sensor networks. ICCS 2012: 167-171 - [c56]Daeyeon Kim, Takeo Fujii, Kyesan Lee:
OFDMA resource allocation for multicasting videos to users with diverse screen sizes. ICCS 2012: 413-417 - [c55]Shuta Kako, Takeo Fujii, Osamu Takyu:
Dynamic spectrum sharing for OFDMA-based multi-hop cognitive radio networks with priority. ICUFN 2012: 236-241 - [c54]Takeo Fujii, Yuto Houmura:
Multi-cell shared multi-user MIMO relay with user pairing control. ICUFN 2012: 363-368 - [c53]Onur Altintas, Yutaka Ihara, Haris Kremo, Hideaki Tanaka, Masaaki Ohtake, Takeo Fujii, Chikara Yoshimura, Keisuke Ando, Kazuya Tsukamoto, Masato Tsuru, Yuji Oie:
Field tests and indoor emulation of distributed autonomous multi-hop vehicle-to-vehicle communications over TV white space. MobiCom 2012: 439-442 - [c52]Naoki Onda, Takeo Fujii:
Performance evaluation model with cost of relay for multi-cell cooperative multi-hop cellular system. PIMRC 2012: 118-123 - [c51]Shamsad Parvin, Takeo Fujii:
Radio environment aware stable routing for multi-hop cognitive radio networks. PIMRC 2012: 944-949 - [c50]Osamu Takyu, Hiroyoshi Yano, Takeo Fujii, Tomoaki Ohtsuki:
Double stage and combining detection for cyclo-stationary feature. RWS 2012: 371-374 - [c49]Mai Ohta, Takamasa Kimura, Hasan Rajib Imam, Sean Rocke, Jingkai Su, Alexander M. Wyglinski, Takeo Fujii:
Channel Selection Statistics for Control Information Sharing within Cognitive Radio Networks. VTC Fall 2012: 1-5 - [c48]Hailan Peng, Takeo Fujii:
Joint resource allocation and interference avoidance with fairness consideration for multi-cell cognitive radio networks. WCNC 2012: 1348-1353 - [c47]Massa Ndong, Takeo Fujii:
Distributed antenna system aided cross-tier interference management for small cell networks. Wireless Days 2012: 1-5 - [c46]Massa Ndong, Takeo Fujii:
Cross-tier interference mitigation for self organized-self optimized femtocells. WTS 2012: 1-6 - 2011
- [j18]Shamsad Parvin, Takeo Fujii:
Hidden node aware routing method using high-sensitive sensing device for multi-hop wireless mesh network. EURASIP J. Wirel. Commun. Netw. 2011: 114 (2011) - [j17]Yuji Okamoto, Takeo Fujii:
Multi-User Scheduling Method Considering Fairness and Mitigation of Multi-Cell Interference for Multi-Hop Cellular System. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 94-A(12): 2746-2752 (2011) - [c45]Kei Inage, Takeo Fujii, Kazushi Muraoka, Masayuki Ariyoshi:
Power control schemes for spectrum sharing based on capacity conservation ratio in Rayleigh fading channel. CCNC 2011: 798-802 - [c44]Hiroyoshi Yano, Osamu Takyu, Takeo Fujii, Tomoaki Ohtsuki:
Low complexity cyclostationary feature detection method to compenstate cyclostationarity-degradation by guard interval insertion. CrownCom 2011: 51-55 - [c43]Mai Ohta, Takeo Fujii, Kazushi Muraoka, Masayuki Ariyoshi:
A novel power controlled sensing information gathering for cooperative sensing on shared spectrum with primary spectrum. CrownCom 2011: 111-115 - [c42]Daeyeon Kim, Takeo Fujii, Kyesan Lee:
Adaptive modulation method for MGS video streaming. EUVIP 2011: 122-127 - [c41]Chinnapat Sertthin, Takeo Fujii, Osamu Takyu, Yohtaro Umeda, Tomoaki Ohtsuki:
On Physical Layer Simulation Model for 6-Axis Sensor Assisted VLC Based Positioning System. GLOBECOM 2011: 1-5 - [c40]Sarenna Bao, Takeo Fujii:
Q-learning Based p-pesistent CSMA MAC Protcol for Secondary User of Cognitive Radio Networks. INCoS 2011: 336-337 - [c39]Kensuke Fujii, Takeo Fujii:
Multi-cell shared multi-user MIMO relay for broadband cellular systems. ISWCS 2011: 197-201 - [c38]Shamsad Parvin, Takeo Fujii:
A novel spectrum aware routing scheme for multi-hop cognitive radio mesh networks. PIMRC 2011: 572-576 - [c37]Chinnapat Sertthin, Tomoaki Ohtsuki, Osamu Takyu, Takeo Fujii, Yohtaro Umeda:
A nearest transmitter classification method for VLC based positioning system. PIMRC 2011: 1259-1263 - [c36]Osamu Takyu, Yohsuke Seki, Takeo Yamasaki, Takeo Fujii, Yohtaro Umeda, Xiaoqiu Wang, Satoshi Konishi:
Fundamental study on adaptive ACK link control for downloading based on TCP connection in mobile wireless communication. PIMRC 2011: 2364-2368 - [c35]Kei Inage, SeonNyeon Lee, Takeo Fujii, Onur Altintas:
White space vectors for channel selection in vehicular cognitive networks. VNC 2011: 55-61 - [c34]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:
Demonstration of Vehicle to Vehicle Communications over TV White Space. VTC Fall 2011: 1-3 - [c33]Osamu Takyu, Takahiro Saiwai, Takeo Fujii, Yohtaro Umeda:
Performance for MAC Level Channel Capacity in Cognitive Radio with Carrier Sense Multiple Access and Transmitting Power Control. VTC Fall 2011: 1-5 - 2010
- [j16]Chinnapat Sertthin, Takeo Fujii, Tomoaki Ohtsuki, Masao Nakagawa:
Multi-Band Received Signal Strength Fingerprinting Based Indoor Location System. IEICE Trans. Commun. 93-B(8): 1993-2003 (2010) - [j15]Norihiko Sato, Takeo Fujii:
Multi-Antenna Utilization Scheme to Prevent Packet Congestion in Wireless Mesh Networks. IEICE Trans. Commun. 93-B(11): 3121-3128 (2010) - [c32]Daeyeon Kim, Takeo Fujii, Kyesan Lee:
Resource Allocation Method for OFDM System to Transmit SVC over Frequency Selective Channel. AICT 2010: 19-24 - [c31]Daeyeon Kim, Takeo Fujii, Kyesan Lee:
An Unequal Protection Method for Multiuser OFDM to Minimize Video Distortion. AICT 2010: 428-433 - [c30]Shamsad Parvin, Takeo Fujii:
A Novel Routing Scheme with High Sensitive Sensing for Multi Hop Wireless Mesh Network. INCoS 2010: 398-403 - [c29]Haiyan Zheng, Hailan Peng, Takeo Fujii:
Sub-band pre-channel compensation-at RS for MC-CDMA downlink relay system. ISWCS 2010: 61-65 - [c28]Yueting Hu, Takeo Fujii:
STBC cooperative relay for packet broadcasting. ISWCS 2010: 417-421 - [c27]Hailan Peng, Takeo Fujii:
Joint cross-layer resource allocation and interference avoidance with QoS support for multiuser cognitive radio systems. ISWCS 2010: 626-630 - [c26]Hung Vu Le, Mai Ohta, Kei Inage, Takeo Fujii, Kazushi Muraoka, Masayuki Ariyoshi:
Outlier detection methods of low SNR nodes for cooperative spectrum sensing. ISWCS 2010: 966-970 - [c25]AbdulRahman Al-Abbasi, Takeo Fujii:
A Novel Blind Diversity Detection Scheme for Multi-Antenna Cognitive Radio Spectrum Sensing. VTC Fall 2010: 1-5
2000 – 2009
- 2009
- [j14]Yoshio Karasawa, Taichi Kumagai, Atsushi Takemoto, Takeo Fujii, Kenji Ito, Noriyoshi Suzuki:
Experiment on Synchronous Timing Signal Detection from ISDB-T Terrestrial Digital TV Signal with Application to Autonomous Distributed ITS-IVC Network. IEICE Trans. Commun. 92-B(1): 296-305 (2009) - [j13]Mai Ohta, Takeo Fujii, Kazushi Muraoka, Masayuki Ariyoshi:
A Novel Method for Information Gathering by Using Orthogonal Narrowband Signal for Cooperative Sensing in Cognitive Radio. IEICE Trans. Commun. 92-B(12): 3625-3634 (2009) - [j12]Kazushi Muraoka, Masayuki Ariyoshi, Takeo Fujii:
A Robust Spectrum Sensing Method Based on Maximum Cyclic Autocorrelation Selection for Dynamic Spectrum Access. IEICE Trans. Commun. 92-B(12): 3635-3643 (2009) - [c24]Norihiko Sato, Takeo Fujii:
A MAC Protocol for Multi-Packet Ad-Hoc Wireless Network Utilizing Multi-Antenna. CCNC 2009: 1-5 - [c23]Mai Ohta, Takeo Fujii, Kazushi Muraoka, Masayuki Ariyoshi:
A cooperative sensing area expansion using orthogonal frequency based information collection method. CrownCom 2009: 1-6 - [c22]Yuji Okamoto, Takeo Fujii:
Multi-cell Interference Reduction Packet Control for Improving Cell Boundary Throughput for Multi-hop Cellular System. INCoS 2009: 261-262 - [c21]AbdulRahman Al-Abbasi, Takeo Fujii:
A novel spectrum sensing method using multi-antennas without channel state information. ISWCS 2009: 373-377 - [c20]Chinnapat Sertthin, Takeo Fujii, Masao Nakagawa:
Multiband received signal strength fingerprint based location system. PIMRC 2009: 1893-1897 - [c19]Takeo Fujii:
Dynamic subcarrier controlled TDMA/OFDM multi-hop wireless network for improving end to end throughput. WCNC 2009: 1549-1554 - 2008
- [j11]Hiromasa Uchiyama, Kenta Umebayashi, Takeo Fujii, Fumie Ono, Kei Sakaguchi, Yukihiro Kamiya, Yasuo Suzuki:
Study on Soft Decision Based Cooperative Sensing for Cognitive Radio Networks. IEICE Trans. Commun. 91-B(1): 95-101 (2008) - [j10]Kei Takayama, Yukihiro Kamiya, Takeo Fujii, Yasuo Suzuki:
A New Blind 2D-RAKE Receiver Based on CMA Criteria for Spread Spectrum Systems Suitable for Software Defined Radio Architecture. IEICE Trans. Commun. 91-B(6): 1906-1913 (2008) - [j9]Keigo Hasegawa, Takeo Fujii, Kenta Umebayashi, Yukihiro Kamiya, Yasuo Suzuki:
Dialogue-Based Broadcasting Protocol for Wireless Ad Hoc Networks. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 91-A(7): 1642-1651 (2008) - [j8]Miho Kozuma, Atsushi Sasaki, Yukihiro Kamiya, Takeo Fujii, Kenta Umebayashi, Yasuo Suzuki:
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. 91-A(8): 1982-1989 (2008) - [j7]Tomofumi Sakaguchi, Yukihiro Kamiya, Takeo Fujii, Yasuo Suzuki:
Forward Interference Avoidance in Ad Hoc Communications Using Adaptive Array Antennas. IEICE Trans. Commun. 91-B(9): 2940-2947 (2008) - [j6]Nguyen Tran Khoa, Takeo Fujii, Kenta Umebayashi, Yukihiro Kamiya, Yasuo Suzuki:
Frequency sharing hotspot communication under uplink multi-carrier CDMA cellular system. Wirel. Commun. Mob. Comput. 8(5): 563-573 (2008) - [c18]Anwida Prompijit, Chinnapat Sertthin, Masao Nakagawa, Takeo Fujii:
Frequency Sharing Secondary System with Carrier Sense Assisted by Cellular System. CrownCom 2008: 1-6 - [c17]Takeo Fujii:
High Contribution Node Selection Method for STBC Distributed ARQ. VTC Spring 2008: 1970-1974 - 2007
- [j5]Takeo Fujii, Erina Kojima, Yukihiro Kamiya, Yasuo Suzuki:
STBC Distributed ARQ Scheme for OFDM Ad-Hoc Wireless Networks. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 90-A(7): 1323-1332 (2007) - [j4]Takeo Fujii, Yukihiro Kamiya, Yasuo Suzuki:
Multistage RLS Subcarrier-Combining Method for Uplink Quasi-Synchronous MC-CDMA. IEEE Trans. Veh. Technol. 56(6): 3739-3748 (2007) - [c16]Takeo Fujii:
Power Limited Multi-band Multi-hop Secondary Communication System for Cognitive Radio Network. CrownCom 2007: 272-277 - [c15]Yasushi Yamao, Kenichi Nagao, Takeo Fujii:
Cognitive Temporary Bypassing for Reliable Transmission in Wireless Ad Hoc Networks. ISWCS 2007: 346-349 - [c14]Norihiko Sato, Takeo Fujii:
Multi Antenna Utilization Scheme for Congestion Avoidance Around the Gateway for Wireless Mesh Networks. PIMRC 2007: 1-5 - [c13]Hiromasa Uchiyama, Kenta Umebayashi, Yukihiro Kamiya, Yasuo Suzuki, Takeo Fujii, Fumie Ono, Kei Sakaguchi:
Study on Cooperative Sensing in Cognitive Radio based AD-HOC Network. PIMRC 2007: 1-5 - 2006
- [j3]Takeo Fujii, Yukihiro Kamiya, Yasuo Suzuki:
Multi-Stage RLS OFDM Adaptive Array Antenna with Short Pilot Symbols. IEICE Trans. Commun. 89-B(5): 1589-1597 (2006) - [c12]Nguyen Tran Khoa, Takeo Fujii, Yukihiro Kamiya, Yasuo Suzuki:
Frequency Sharing Hotspot Communication using OFDM Adaptive Array Antenna under Uplink Multi-Carrier CDMA Cellular System. ISWCS 2006: 373-377 - [c11]Takeo Fujii, Yukihiro Kamiya, Yasuo Suzuki:
Multi-Band Ad-Hoc Cognitive Radio for Reducing Inter System Interference. PIMRC 2006: 1-5 - [c10]Tomofumi Sakaguchi, Yukihiro Kamiya, Takeo Fujii, Yasuo Suzuki:
Forward Interference Avoidance Concept for Manet Using Adaptive Array Antennas. PIMRC 2006: 1-5 - 2005
- [c9]Takeo Fujii, Yukihiro Kamiya, Yasuo Suzuki:
STBC Site Diversity Using Layered Code Assignment for Multicarrier CDMA in MULTI-CELL System. PIMRC 2005: 296-300 - 2004
- [c8]Takeo Fujii, Yukihiro Kamiya, Yasuo Suzuki:
Multi-stage RLS subcarrier combining method for up-link quasi-synchronous MC- CDMA. PIMRC 2004: 155-159 - 2003
- [j2]Masaki Shibahara, Takeo Fujii, Iwao Sasase, Takahiko Saba:
Performance evaluation of adaptive co-channel interference canceling receiver using frequency spread coding and frequency interleaving for OFDM systems. Eur. Trans. Telecommun. 14(1): 15-24 (2003) - 2002
- [j1]Takeo Fujii, Masao Nakagawa:
Adaptive Clipping Level Control for OFDM Peak Power Reduction Using Clipping and Filtering. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 85-A(7): 1647-1655 (2002) - [c7]Manabu Inoue, Masao Nakagawa, Takeo Fujii:
Space time transmit site diversity for OFDM multi base station system. MWCN 2002: 30-34 - [c6]S. Horikawa, Masao Nakagawa, Takeo Fujii:
Communication using reflective wave on HAPS. MWCN 2002: 515-518 - [c5]T. Hiramoto, A. Mizuki, Masaki Shibahara, Takeo Fujii, Iwao Sasase:
Weight tracking method for OFDM adaptive array in time variant fading channel. MWCN 2002: 611-615 - [c4]Takeo Fujii, Masao Nakagawa:
Clustered assign code selecting peak power reduction for MC-CDMA. PIMRC 2002: 819-823 - [c3]Takeo Fujii, Masao Nakagawa:
Code selecting peak power reduction for MC-CDMA. WCNC 2002: 482-486 - 2000
- [c2]Takeo Fujii, Masao Nakagawa:
Indoor multi-base stations system with simultaneous transmission using OFDM adaptive array antenna. PIMRC 2000: 1241-1245
1990 – 1999
- 1997
- [c1]Takeo Fujii, Hiroyuki Atarashi, Masao Nakagawa:
Multicarrier assignment with random pulse for multicarrier high speed decentralized wireless LAN. PIMRC 1997: 1110-1114
Coauthor Index
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