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2020 – today
- 2023
[j41]Shun Ishihara
, Kenta Umebayashi, Janne J. Lehtomäki:
Energy Detection for M-QAM Signals. IEEE Access 11: 6305-6319 (2023)- [j40]Doaa Abdelhameed, Kenta Umebayashi, Italo Atzeni, Antti Tölli:
Enhanced Signal Detection and Constellation Design for Massive SIMO Communications With 1-Bit ADCs. IEEE Access 11: 11749-11765 (2023) - [j39]Zhaona Wu, Kenta Umebayashi, Janne Lehtomäki, Nizar Zorba:
Device-to-device Communications at the Terahertz Band: Open Challenges for Realistic Implementation. IEEE Commun. Stand. Mag. 7(1): 82-87 (2023) - [c72]Kenta Umebayashi, Yoshiki Kasahara, Hiroki Iwata, Ahmed Al-Tahmeesschi, Johanna Vartiainen:
Spectrum Occupancy Prediction based on adaptive Recurrent Neural Networks. WCNC 2023: 1-6 - 2022
- [j38]Su Pyae Sone, Janne Lehtomäki, Zaheer Khan, Kenta Umebayashi, Zunera Javed:
Proactive Radar Protection System in Shared Spectrum via Forecasting Secondary User Power Levels. IEEE Access 10: 40367-40380 (2022) - [c71]Janne Lehtomäki, Kenta Umebayashi, Ahmed Al-Tahmeesschi, Markku J. Juntti:
Distance Estimation Based on Molecular Absorption at THz Frequencies. GLOBECOM (Workshops) 2022: 1598-1603 - 2021
- [j37]Ahmed Al-Tahmeesschi, Kenta Umebayashi, Hiroki Iwata, Janne Lehtomäki, Miguel López-Benítez:
Feature-Based Deep Neural Networks for Short-Term Prediction of WiFi Channel Occupancy Rate. IEEE Access 9: 85645-85660 (2021) - [j36]Mohannad Alzard, Saud Althunibat, Kenta Umebayashi, Nizar Zorba:
Performance Analysis of Resource Allocation in THz-Based Subcarrier Index Modulation Systems for Mobile Users. IEEE Access 9: 129771-129781 (2021) - [j35]Hiroki Iwata, Kenta Umebayashi, Ahmed Al-Tahmeesschi, Janne Lehtomäki:
High-Efficiency FCME-Based Noise Power Estimation for Long-Term and Wide-Band Spectrum Measurements. IEEE Access 9: 149883-149893 (2021) - [c70]Su Pyae Sone, Janne Lehtomäki, Zaheer Khan, Kenta Umebayashi:
Forecasting Wireless Network Traffic and Channel Utilization Using Real Network/Physical layer Data. EuCNC/6G Summit 2021: 31-36 - [c69]Mohannad Alzard, Saud Althunibat, Kenta Umebayashi, Nizar Zorba:
Resource Allocation in THz-based Subcarrier Index Modulation Systems for Mobile Users. GLOBECOM 2021: 1-6 - [c68]Haesik Kim, Takeo Fujii, Kenta Umebayashi:
Relay Nodes Selection Using Reinforcement Learning. ICAIIC 2021: 329-334 - [c67]Zhaona Wu, Hiroto Ebisawa, Kenta Umebayashi, Janne Lehtomäki, Nizar Zorba:
Time Domain Propagation Characteristics with Causal Channel Model for Terahertz Band. ICC Workshops 2021: 1-6 - [c66]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 - [c65]Doaa Abdelhameed, Kenta Umebayashi, Ahmed Al-Tahmeesschi, Italo Atzeni, Antti Tölli:
Enhanced Signal Detection for Massive SIMO Communications with 1-Bit ADCs. SPAWC 2021: 66-70 - [c64]Shun Ishihara, Kenta Umebayashi, Janne Lehtomäki:
Energy Detection for M-QAM Signals. VTC Spring 2021: 1-5 - 2020
- [j34]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) - [j33]Shusuke Narieda, Takeo Fujii, Kenta Umebayashi:
Energy Constrained Optimization for Spreading Factor Allocation in LoRaWAN. Sensors 20(16): 4417 (2020) - [j32]Ogeen H. Toma, Miguel López-Benítez, Dhaval K. Patel, Kenta Umebayashi:
Estimation of Primary Channel Activity Statistics in Cognitive Radio Based on Imperfect Spectrum Sensing. IEEE Trans. Commun. 68(4): 2016-2031 (2020) - [c63]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 - [c62]Shusuke Narieda, Takeo Fujii, Kenta Umebayashi:
On Power Consumption of End Device in LoRa Networks with Listen Before Talk. ICOIN 2020: 297-300 - [c61]Ahmed Al-Tahmeesschi, Kenta Umebayashi, Hiroki Iwata, Miguel López-Benítez, Janne Lehtomäki:
Applying Deep Neural Networks for Duty Cycle Estimation. WCNC 2020: 1-7 - [c60]Hiroki Iwata, Kenta Umebayashi, Ahmed Al-Tahmeesschi, Satya Krishna Joshi, Miguel López-Benítez, Janne J. Lehtomäki:
A Study on High-Efficiency Energy Detection-Based Spectrum Measurements. WCNC Workshops 2020: 1-6 - [c59]Miguel López-Benítez, Ogeen H. Toma, Dhaval K. Patel, Kenta Umebayashi:
Methods for Fast Estimation of Primary Activity Statistics in Cognitive Radio Systems. WCNC 2020: 1-5 - [c58]Miguel López-Benítez, Ogeen H. Toma, Dhaval K. Patel, Kenta Umebayashi:
Sample Size Analysis of Energy Detection under Fading Channels. WCNC Workshops 2020: 1-6 - [c57]Prashant Kumar Shah, Krishna Joshi, Satya Krishna Joshi, Antti Tölli, Kenta Umebayashi:
Direct Beamformer Estimation for Hybrid Architecture in mmWave Dynamic TDD System. WCNC Workshops 2020: 1-6 - [c56]Ogeen H. Toma, Miguel López-Benítez, Dhaval K. Patel, Kenta Umebayashi:
Reconstruction Algorithm for Primary Channel Statistics Estimation Under Imperfect Spectrum Sensing. WCNC 2020: 1-5 - [c55]Kenta Umebayashi, Yoshimasa Kimoto, Antti Tölli:
Adaptive Antenna Array with weight and antenna space control. WCNC 2020: 1-6
2010 – 2019
- 2019
- [j31]Kenta Umebayashi, Yoshitaka Tamaki, Miguel López-Benítez, Janne J. Lehtomäki:
Design of Spectrum Usage Detection in Wideband Spectrum Measurements. IEEE Access 7: 133725-133737 (2019) - [j30]Ahmed Al-Tahmeesschi, Miguel López-Benítez, Dhaval K. Patel, Janne Lehtomäki, Kenta Umebayashi:
On the Sample Size for the Estimation of Primary Activity Statistics Based on Spectrum Sensing. IEEE Trans. Cogn. Commun. Netw. 5(1): 59-72 (2019) - [j29]Miguel López-Benítez, Ahmed Al-Tahmeesschi, Dhaval K. Patel, Janne J. Lehtomäki, Kenta Umebayashi:
Estimation of Primary Channel Activity Statistics in Cognitive Radio Based on Periodic Spectrum Sensing Observations. IEEE Trans. Wirel. Commun. 18(2): 983-996 (2019) - [c54]Shusuke Narieda, Takeo Fujii, Kenta Umebayashi:
Effect of LBT Time on LoRa Network Performance: Signal Detection Theorem Based Analyses. DySPAN 2019: 1-2 - [c53]Ogeen H. Toma, Miguel López-Benítez, Dhaval K. Patel, Kenta Umebayashi:
Primary Channel Duty Cycle Estimation under Imperfect Spectrum Sensing Based on Mean Channel Periods. GLOBECOM 2019: 1-6 - [c52]Shusuke Narieda, Daiki Cho, Kenta Umebayashi, Hiroshi Naruse:
Statistics Shared CAF Diversity Combining Based Sensing Using Weight Computation Technique. ICAIIC 2019: 132-137 - [c51]Kenta Umebayashi:
Spectrum usage model for smart spectrum. ICCC Workshops 2019: 48-53 - [c50]Kazuhiro Tsujimura, Kenta Umebayashi, Joonas Kokkoniemi, Janne Lehtomäki:
Time Domain Channel Model for the THz Band. ISWCS 2019: 446-449 - [c49]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 - [c48]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 - [c47]Hiroki Iwata, Kenta Umebayashi, Ahmed Al-Tahmeesschi, Miguel López-Benítez, Janne J. Lehtomäki:
Time and Frequency Varying Noise Floor Estimation for Spectrum Usage Measurement. WCNC Workshops 2019: 1-6 - [c46]Miguel López-Benítez, Janne Lehtomäki, Kenta Umebayashi, Dhaval Patel:
Accurate Noise Floor Calibration based on Modified Expectation Maximisation of Gaussian Mixture. WCNC 2019: 1-6 - 2018
- [j28]Ahmed Al-Tahmeesschi, Miguel López-Benítez, Valerio Selis, Dhaval K. Patel, Kenta Umebayashi:
Cooperative Estimation of Primary Traffic Under Imperfect Spectrum Sensing and Byzantine Attacks. IEEE Access 6: 61651-61664 (2018) - [j27]Hiroki Iwata, Kenta Umebayashi, Janne J. Lehtomäki, Shusuke Narieda:
Welch FFT Segment Size Selection Method for FFT Based Wide Band Spectrum Measurement. IEICE Trans. Commun. 101-B(7): 1733-1743 (2018) - [j26]Kenta Umebayashi, Masanao Kobayashi, Miguel López-Benítez:
Efficient Time Domain Deterministic-Stochastic Model of Spectrum Usage. IEEE Trans. Wirel. Commun. 17(3): 1518-1527 (2018) - [c45]Kazuhiro Tsujimura, Kenta Umebayashi, Joonas Kokkoniemi, Janne Lehtomäki:
A study on impulse response model of reflected path for THz band. APSIPA 2018: 794-798 - [c44]Ahmed Al-Tahmeesschi, Miguel López-Benítez, Janne J. Lehtomäki, Kenta Umebayashi:
Accurate estimation of primary user traffic based on periodic spectrum sensing. WCNC 2018: 1-6 - [c43]Ahmed Al-Tahmeesschi, Miguel López-Benítez, Janne J. Lehtomäki, Kenta Umebayashi:
Improving primary statistics prediction under imperfect spectrum sensing. WCNC 2018: 1-6 - [c42]Kenta Umebayashi, Miguel López-Benítez:
A study on time domain deterministic-stochastic model of spectrum usage in WLAN. WCNC 2018: 1-6 - 2017
- [j25]Kenta Umebayashi, Kazuhiro Hayashi, Janne J. Lehtomäki:
Threshold-Setting for Spectrum Sensing Based on Statistical Information. IEEE Commun. Lett. 21(7): 1585-1588 (2017) - [j24]Takeo Fujii, Kenta Umebayashi:
Smart Spectrum for Future Wireless World. IEICE Trans. Commun. 100-B(9): 1661-1673 (2017) - [c41]Kenta Umebayashi, Hiroki Iwata, Janne J. Lehtomäki, Miguel López-Benítez:
Study on simple signal area estimation for efficient spectrum measurements. EuCNC 2017: 1-5 - [c40]Ahmed Al-Tahmeesschi, Miguel López-Benítez, Kenta Umebayashi, Janne J. Lehtomäki:
Analytical study on the estimation of primary activity distribution based on spectrum sensing. PIMRC 2017: 1-5 - [c39]Ahmed Al-Tahmeesschi, Miguel López-Benítez, Janne J. Lehtomäki, Kenta Umebayashi:
Investigating the Estimation of Primary Occupancy Patterns under Imperfect Spectrum Sensing. WCNC Workshops 2017: 1-6 - [c38]Miguel López-Benítez, Ahmed Al-Tahmeesschi, Kenta Umebayashi, Janne J. Lehtomäki:
PECAS: A Low-Cost Prototype for the Estimation of Channel Activity Statistics in Cognitive Radio. WCNC 2017: 1-6 - [c37]Riki Mizuchi, Kenta Umebayashi, Janne J. Lehtomäki, Miguel López-Benítez:
A Study on False Alarm Cancellation for Spectrum Usage Measurements. WCNC Workshops 2017: 1-6 - 2016
- [j23]Kenta Umebayashi, Janne J. Lehtomäki, Isameldin Suliman:
Analysis of transmit power setting technique for cognitive radio networks. EURASIP J. Wirel. Commun. Netw. 2016: 144 (2016) - [j22]Kenta Umebayashi, Kazuki Moriwaki, Riki Mizuchi, Hiroki Iwata, Samuli Tiiro, Janne J. Lehtomäki, Miguel López-Benítez, Yasuo Suzuki:
Simple Primary User Signal Area Estimation for Spectrum Measurement. IEICE Trans. Commun. 99-B(2): 523-532 (2016) - [j21]Hiroki Iwata, Kenta Umebayashi, Samuli Tiiro, Janne J. Lehtomäki, Miguel López-Benítez, Yasuo Suzuki:
Welch FFT Segment Size Selection Method for Spectrum Awareness System. IEICE Trans. Commun. 99-B(8): 1813-1823 (2016) - [j20]Miguel López-Benítez, Janne J. Lehtomäki, Kenta Umebayashi, Fernando Casadevall:
Smart Spectrum Technologies for Mobile Information Systems. Mob. Inf. Syst. 2016: 3402450:1-3402450:2 (2016) - [c36]Daiki Cho, Atsushi Kondo, Shusuke Narieda, Kenta Umebayashi:
CAF Diversity Combining for Spectrum Sensing by Test Statistics Sharing with Time-Averaged Weights. VTC Fall 2016: 1-5 - [c35]Hiroki Iwata, Kenta Umebayashi, Samuli Tiiro, Yasuo Suzuki, Janne J. Lehtomäki:
A study on Welch FFT segment size selection method for spectrum awareness. WCNC 2016: 1-6 - [c34]Hiroki Iwata, Kenta Umebayashi, Samuli Tiiro, Yasuo Suzuki, Janne J. Lehtomäki:
A study on Welch FFT segment size selection method for spectrum awareness. WCNC Workshops 2016: 252-257 - 2015
- [j19]Isameldin Suliman, Janne J. Lehtomäki, Kenta Umebayashi:
On the effect of false alarm rate on the performance of cognitive radio networks. EURASIP J. Wirel. Commun. Netw. 2015: 244 (2015) - [j18]Janne J. Lehtomäki, Miguel López-Benítez, Kenta Umebayashi, Markku J. Juntti:
Improved Channel Occupancy Rate Estimation. IEEE Trans. Commun. 63(3): 643-654 (2015) - [c33]Hiroki Iwata, Kenta Umebayashi, Samuli Tiiro, Yasuo Suzuki, Janne J. Lehtomäki:
Optimum welch FFT segment size for duty cycle estimation in spectrum awareness system. WCNC Workshops 2015: 229-234 - 2014
- [j17]Kenta Umebayashi, Genichiro Murata, Yasuo Suzuki:
Detection Method of Same Spreading Code Signals by Multimodulus Algorithm. IEICE Trans. Commun. 97-B(4): 807-816 (2014) - [j16]Samuli Tiiro, Kenta Umebayashi, Janne J. Lehtomäki, Yasuo Suzuki:
Spectrum Sharing in MIMO Cognitive Radio Systems with Imperfect Channel State Information. IEICE Trans. Commun. 97-B(4): 867-874 (2014) - [c32]Attaphongse Taparugssanagorn, Kenta Umebayashi, Janne J. Lehtomäki, Carlos A. Pomalaza-Raez:
Analysis of the Effect of Nonlinear Low Noise Amplifier with Memory for Wideband Spectrum Sensing. 5GU 2014: 87-91 - [c31]Kenta Umebayashi, Samuli Tiiro, Janne J. Lehtomäki:
Development of a measurement system for spectrum awareness. 5GU 2014: 234-239 - [c30]Kenta Umebayashi, F. Nakabayashi, Yasuo Suzuki:
A study on secure pilot signal design for OFDM systems. APSIPA 2014: 1-5 - [c29]Kenta Umebayashi, Ryota Takagi, Naoki Ioroi, Yasuo Suzuki, Janne J. Lehtomäki:
Duty cycle and noise floor estimation with welch FFT for spectrum usage measurements. CrownCom 2014: 73-78 - [c28]Seiya Kato, Kenta Umebayashi, Yasuo Suzuki:
A study on detection of receiving signal status change with array antenna. ICOIN 2014: 91-96 - [c27]Samuli Tiiro, Kenta Umebayashi, Yasuo Suzuki:
Cooperative source number estimation for cognitive radio networks. ICOIN 2014: 401-405 - 2013
- [j15]Isameldin Suliman, Janne J. Lehtomäki, Kenta Umebayashi, Marcos D. Katz:
Analysis of Cognitive Radio Networks with Imperfect Sensing. IEICE Trans. Commun. 96-B(6): 1605-1615 (2013) - [j14]Masashi Tsuji, Kenta Umebayashi, Yasuo Suzuki:
Detection of the Number of Signals with Fewer Sensors than Sources. IEICE Trans. Commun. 96-B(9): 2235-2243 (2013) - [j13]Janne J. Lehtomäki, Risto Vuohtoniemi, Kenta Umebayashi:
On the Measurement of Duty Cycle and Channel Occupancy Rate. IEEE J. Sel. Areas Commun. 31(11): 2555-2565 (2013) - [c26]Kenta Umebayashi, Janne J. Lehtomäki, Yasuo Suzuki:
Study on spectrum sharing method based on distance estimation for cognitive radio networks. GLOBECOM 2013: 890-895 - [c25]Satoru Shimosaka, Kenta Umebayashi, Yasuo Suzuki:
A study on stream assignment method for secure MIMO communication. ICOIN 2013: 12-17 - [c24]Genichiro Murata, Kenta Umebayashi, Yasuo Suzuki:
A study on detection method of same spreading code signals by multimodulus algorithm. ICOIN 2013: 268-273 - [c23]Takashi Miura, Kenta Umebayashi, Yasuo Suzuki, Janne J. Lehtomäki:
Robust multiple hypothesis testing approach for dynamic spectrum sharing. PIMRC 2013: 606-610 - [c22]Tokihito Watanabe, Kenta Umebayashi, Yasuo Suzuki:
Blind channel order and delay timing estimation in autonomous decentralized network using asynchronous DS-CDMA. PIMRC 2013: 907-911 - [c21]Samuli Tiiro, Kenta Umebayashi, Yasuo Suzuki:
Power control method for MIMO-based cognitive radio with imperfect channel state information. WCNC 2013: 4203-4208 - 2012
- [j12]Janne J. Lehtomäki, Risto Vuohtoniemi, Kenta Umebayashi, Juha-Pekka Mäkelä:
Energy Detection Based Estimation of Channel Occupancy Rate with Adaptive Noise Estimation. IEICE Trans. Commun. 95-B(4): 1076-1084 (2012) - [j11]Kenta Umebayashi, Hironori Tsuchiya, Yasuo Suzuki:
Analysis of Optimal Weighted Cooperative Spectrum Sensing with Multiple Antenna Elements. IEICE Trans. Commun. 95-B(10): 3261-3269 (2012) - [j10]Kenta Umebayashi, Janne J. Lehtomäki, Takanao Yazawa, Yasuo Suzuki:
Efficient Decision Fusion for Cooperative Spectrum Sensing Based on OR-rule. IEEE Trans. Wirel. Commun. 11(7): 2585-2595 (2012) - [c20]Janne J. Lehtomäki, Risto Vuohtoniemi, Kenta Umebayashi:
Duty cycle and channel occupancy rate estimation with MED-FCME LAD ACC. CrownCom 2012: 236-241 - [c19]Kenta Umebayashi, Yasuo Suzuki:
Analysis of optimal weighted cooperative spectrum sensing based on estimation of primary user signal power. SPAWC 2012: 164-168 - [c18]Kenta Umebayashi, Janne J. Lehtomäki, Yasuo Suzuki:
Study on efficient decision fusion in OR-rule based cooperative spectrum sensing. WCNC 2012: 714-718 - 2011
- [j9]Abdul Malik Nazari, Yukihiro Kamiya, Ko Shojima, Kenta Umebayashi, Yasuo Suzuki:
A New Blind Beamforming and Hop-Timing Detection for FH Communications. IEICE Trans. Commun. 94-B(5): 1234-1242 (2011) - [c17]Johanna Vartiainen, Janne J. Lehtomäki, Timo Bräysy, Kenta Umebayashi:
Spectrum sensing in public safety applications: The 2-D LAD ACC method. CrownCom 2011: 61-65 - [c16]Kenta Umebayashi, Yasuo Suzuki, Janne J. Lehtomäki:
Dynamic selection of CWmin in cognitive radio networks for protecting IEEE 802.11 primary users. CrownCom 2011: 266-270 - [c15]Kenta Umebayashi, Janne J. Lehtomäki, Shinya Hatakeyama, Yasuo Suzuki:
Cyclostationary spectrum sensing under four-level hypothesis for spectrum sharing. PIMRC 2011: 2338-2343 - [c14]Sho Furuichi, Kenta Umebayashi, Yasuo Suzuki:
Performance evaluation of limited feedback transmit precoding via phase rotation in correlated MIMO channel. WCSP 2011: 1-5 - 2010
- [j8]Masashi Tsuji, Kenta Umebayashi, Yukihiro Kamiya, Yasuo Suzuki:
Accurate Estimation of the Number of Weak Coherent Signals. IEICE Trans. Commun. 93-B(10): 2715-2724 (2010) - [j7]Johanna Vartiainen, Janne J. Lehtomäki, Harri Saarnisaari, Markku J. Juntti, Kenta Umebayashi:
Two-Dimensional Signal Localization Algorithm for Spectrum Sensing. IEICE Trans. Commun. 93-B(11): 3129-3136 (2010) - [j6]Zaheer Khan, Janne J. Lehtomäki, Kenta Umebayashi, Johanna Vartiainen:
On the Selection of the Best Detection Performance Sensors for Cognitive Radio Networks. IEEE Signal Process. Lett. 17(4): 359-362 (2010)
2000 – 2009
- 2009
- [j5]Janne J. Lehtomäki, Isameldin Suliman, Kenta Umebayashi, Yasuo Suzuki:
Teletraffic Analysis of Direct Communication with Clustering. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 92-A(5): 1356-1362 (2009) - [c13]Kenta Umebayashi, Kohei Kasahara, Yukihiro Kamiya, Yasuo Suzuki:
A Novel Spectrum Sharing Technique Based on Channel Occupancy Rate Information. GLOBECOM 2009: 1-6 - [c12]Isameldin Suliman, Janne J. Lehtomäki, Timo Bräysy, Kenta Umebayashi:
Analysis of cognitive radio networks with imperfect sensing. PIMRC 2009: 1616-1620 - [c11]Masahisa Konno, Yukihiro Kamiya, Kenta Umebayashi, Yasuo Suzuki:
An application of adaptive array antennas for wireless ad hoc networks based on FIA. PIMRC 2009: 2566-2570 - [c10]Kenta Umebayashi, Yukihiro Kamiya, Yasuo Suzuki, Janne J. Lehtomäki:
Transmit power selection by cooperative sensing in cognitive radio networks. WCNC 2009: 711-716 - 2008
- [j4]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) - [j3]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) - [j2]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) - [j1]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) - [c9]Shota Uehara, Naoto Matsushita, Yukihiro Kamiya, Kenta Umebayashi, Yasuo Suzuki:
A new adaptive array antenna application for personal area networks based on cross-degree of freedom concept. PIMRC 2008: 1-5 - [c8]Kenta Umebayashi, Janne J. Lehtomäki, Yukihiro Kamiya, Yasuo Suzuki:
Study on cooperative sensing based on miss detection criteria. PIMRC 2008: 1-5 - [c7]Shingo Watanabe, Yukihiro Kamiya, Kenta Umebayashi, Yasuo Suzuki:
A new efficient and robust MAC protocol against multipath fading for ad hoc networks. PIMRC 2008: 1-5 - 2007
- [c6]Abdul Malik Nazari, Ko Shojima, Yukihiro Kamiya, Kenta Umebayashi, Yasuo Suzuki:
A New Approach for Blind Frequency-Hopping Detection using Adaptive Array Antenna based on CMA. PIMRC 2007: 1-6 - [c5]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 - [c4]Kenta Umebayashi, Ulrico Celentano, Yasuo Suzuki:
Channel Assignment based on Iterative Exchange in Wireless Ad-Hoc Networks. PIMRC 2007: 1-5 - 2006
- [c3]Kenta Umebayashi, Janne J. Lehtomäki, Keijo Ruotsalainen:
Analysis of Minimum Hellinger Distance Identification for Digital Phase Modulation. ICC 2006: 2952-2956 - 2002
- [c2]Himnon Uchikawa, Kenta Umebayashi, Ryuji Kohno:
Secure download system based on software defined radio composed of FPGAs. PIMRC 2002: 437-441 - 2000
- [c1]Kenta Umebayashi, Satoru Ishii, Ryuji Kohno:
Blind adaptive estimation of modulation scheme for software defined radio. PIMRC 2000: 43-47
Coauthor Index
Janne J. Lehtomäki
aka: Janne Lehtomäki
aka: Janne Lehtomäki
[j41] [j39] [j38] [c71] [j37] [j35] [c70] [c67] [c64] [c61] [c60] [j31] [j30] [j29] [c50] [c47] [c46] [j27] [c45] [c44] [c43] [j25] [c41] [c40] [c39] [c38] [c37] [j23] [j22] [j21] [j20] [c35] [c34] [j19] [j18] [c33] [j16] [c32] [c31] [c29] [j15] [j13] [c26] [c23] [j12] [j10] [c20] [c18] [c17] [c16] [c15] [j7] [j6] [j5] [c12] [c10] [c8] [c3]
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last updated on 2024-08-05 21:17 CEST by the dblp team
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