| 2025 | PIMRC | Design of SVD-Precoded Faster-Than-Nyquist Signaling Considered Inter-Block-Interference. | Kenta Umebayashi, Yuto Ikarashi |
| 2023 | WCNC | Spectrum Occupancy Prediction based on adaptive Recurrent Neural Networks. | Kenta Umebayashi, Yoshiki Kasahara, Hiroki Iwata, Ahmed Al-Tahmeesschi, Johanna Vartiainen |
| 2022 | GLOBECOM | Distance Estimation Based on Molecular Absorption at THz Frequencies. | Janne Lehtomki, Kenta Umebayashi, Ahmed Al-Tahmeesschi, Markku J. Juntti |
| 2021 | GLOBECOM | Resource Allocation in THz-based Subcarrier Index Modulation Systems for Mobile Users. | Mohannad Alzard, Saud Althunibat, Kenta Umebayashi, Nizar Zorba |
| 2021 | VTC | Energy Detection for M-QAM Signals. | Shun Ishihara, Kenta Umebayashi, Janne Lehtomki |
| 2020 | WCNC | Applying Deep Neural Networks for Duty Cycle Estimation. | Ahmed Al-Tahmeesschi, Kenta Umebayashi, Hiroki Iwata, Miguel Lpez-Bentez, Janne Lehtomki |
| 2020 | WCNC | A Study on High-Efficiency Energy Detection-Based Spectrum Measurements. | Hiroki Iwata, Kenta Umebayashi, Ahmed Al-Tahmeesschi, Satya Krishna Joshi, Miguel Lpez-Bentez, Janne J. Lehtomki |
| 2020 | WCNC | Methods for Fast Estimation of Primary Activity Statistics in Cognitive Radio Systems. | Miguel Lpez-Bentez, Ogeen H. Toma, Dhaval K. Patel, Kenta Umebayashi |
| 2020 | WCNC | Sample Size Analysis of Energy Detection under Fading Channels. | Miguel Lpez-Bentez, Ogeen H. Toma, Dhaval K. Patel, Kenta Umebayashi |
| 2020 | WCNC | Direct Beamformer Estimation for Hybrid Architecture in mmWave Dynamic TDD System. | Prashant Kumar Shah, Krishna Joshi, Satya Krishna Joshi, Antti Tlli, Kenta Umebayashi |
| 2020 | WCNC | Reconstruction Algorithm for Primary Channel Statistics Estimation Under Imperfect Spectrum Sensing. | Ogeen H. Toma, Miguel Lpez-Bentez, Dhaval K. Patel, Kenta Umebayashi |
| 2020 | WCNC | Adaptive Antenna Array with weight and antenna space control. | Kenta Umebayashi, Yoshimasa Kimoto, Antti Tlli |
| 2019 | GLOBECOM | Primary Channel Duty Cycle Estimation under Imperfect Spectrum Sensing Based on Mean Channel Periods. | Ogeen H. Toma, Miguel Lpez-Bentez, Dhaval K. Patel, Kenta Umebayashi |
| 2019 | VTC | Measurements of LoRa Propagation in Harsh Environment: Numerous NLOS Areas and Ill-Conditioned LoRa Gateway. | Kenta Inagaki, Shusuke Narieda, Takeo Fujii, Kenta Umebayashi, Hiroshi Naruse |
| 2019 | VTC | Derivation of Sensing Features for Maximum Cyclic Autocorrelation Selection Based Signal Detection. | Shusuke Narieda, Daiki Cho, Hiromichi Ogasawara, Kenta Umebayashi, Takeo Fujii, Hiroshi Naruse |
| 2019 | WCNC | Time and Frequency Varying Noise Floor Estimation for Spectrum Usage Measurement. | Hiroki Iwata, Kenta Umebayashi, Ahmed Al-Tahmeesschi, Miguel Lpez-Bentez, Janne J. Lehtomki |
| 2019 | WCNC | Accurate Noise Floor Calibration based on Modified Expectation Maximisation of Gaussian Mixture. | Miguel Lpez-Bentez, Janne Lehtomki, Kenta Umebayashi, Dhaval Patel |
| 2018 | WCNC | Accurate estimation of primary user traffic based on periodic spectrum sensing. | Ahmed Al-Tahmeesschi, Miguel Lpez-Bentez, Janne J. Lehtomki, Kenta Umebayashi |
| 2018 | WCNC | Improving primary statistics prediction under imperfect spectrum sensing. | Ahmed Al-Tahmeesschi, Miguel Lpez-Bentez, Janne J. Lehtomki, Kenta Umebayashi |
| 2018 | WCNC | A study on time domain deterministic-stochastic model of spectrum usage in WLAN. | Kenta Umebayashi, Miguel Lpez-Bentez |
| 2017 | PIMRC | Analytical study on the estimation of primary activity distribution based on spectrum sensing. | Ahmed Al-Tahmeesschi, Miguel Lpez-Bentez, Kenta Umebayashi, Janne J. Lehtomki |
| 2017 | WCNC | Investigating the Estimation of Primary Occupancy Patterns under Imperfect Spectrum Sensing. | Ahmed Al-Tahmeesschi, Miguel Lpez-Bentez, Janne J. Lehtomki, Kenta Umebayashi |
| 2017 | WCNC | PECAS: A Low-Cost Prototype for the Estimation of Channel Activity Statistics in Cognitive Radio. | Miguel Lpez-Bentez, Ahmed Al-Tahmeesschi, Kenta Umebayashi, Janne J. Lehtomki |
| 2017 | WCNC | A Study on False Alarm Cancellation for Spectrum Usage Measurements. | Riki Mizuchi, Kenta Umebayashi, Janne J. Lehtomki, Miguel Lpez-Bentez |
| 2016 | VTC | CAF Diversity Combining for Spectrum Sensing by Test Statistics Sharing with Time-Averaged Weights. | Daiki Cho, Atsushi Kondo, Shusuke Narieda, Kenta Umebayashi |
| 2016 | WCNC | A study on Welch FFT segment size selection method for spectrum awareness. | Hiroki Iwata, Kenta Umebayashi, Samuli Tiiro, Yasuo Suzuki, Janne J. Lehtomki |
| 2016 | WCNC | A study on Welch FFT segment size selection method for spectrum awareness. | Hiroki Iwata, Kenta Umebayashi, Samuli Tiiro, Yasuo Suzuki, Janne J. Lehtomki |
| 2015 | WCNC | Optimum welch FFT segment size for duty cycle estimation in spectrum awareness system. | Hiroki Iwata, Kenta Umebayashi, Samuli Tiiro, Yasuo Suzuki, Janne J. Lehtomki |
| 2013 | GLOBECOM | Study on spectrum sharing method based on distance estimation for cognitive radio networks. | Kenta Umebayashi, Janne J. Lehtomki, Yasuo Suzuki |
| 2013 | PIMRC | Robust multiple hypothesis testing approach for dynamic spectrum sharing. | Takashi Miura, Kenta Umebayashi, Yasuo Suzuki, Janne J. Lehtomki |
| 2013 | PIMRC | Blind channel order and delay timing estimation in autonomous decentralized network using asynchronous DS-CDMA. | Tokihito Watanabe, Kenta Umebayashi, Yasuo Suzuki |
| 2013 | WCNC | Power control method for MIMO-based cognitive radio with imperfect channel state information. | Samuli Tiiro, Kenta Umebayashi, Yasuo Suzuki |
| 2012 | WCNC | Study on efficient decision fusion in OR-rule based cooperative spectrum sensing. | Kenta Umebayashi, Janne J. Lehtomki, Yasuo Suzuki |
| 2011 | PIMRC | Cyclostationary spectrum sensing under four-level hypothesis for spectrum sharing. | Kenta Umebayashi, Janne J. Lehtomki, Shinya Hatakeyama, Yasuo Suzuki |
| 2009 | GLOBECOM | A Novel Spectrum Sharing Technique Based on Channel Occupancy Rate Information. | Kenta Umebayashi, Kohei Kasahara, Yukihiro Kamiya, Yasuo Suzuki |
| 2009 | PIMRC | An application of adaptive array antennas for wireless ad hoc networks based on FIA. | Masahisa Konno, Yukihiro Kamiya, Kenta Umebayashi, Yasuo Suzuki |
| 2009 | PIMRC | Analysis of cognitive radio networks with imperfect sensing. | Isameldin Suliman, Janne J. Lehtomki, Timo Brysy, Kenta Umebayashi |
| 2009 | WCNC | Transmit power selection by cooperative sensing in cognitive radio networks. | Kenta Umebayashi, Yukihiro Kamiya, Yasuo Suzuki, Janne J. Lehtomki |
| 2008 | PIMRC | A new adaptive array antenna application for personal area networks based on cross-degree of freedom concept. | Shota Uehara, Naoto Matsushita, Yukihiro Kamiya, Kenta Umebayashi, Yasuo Suzuki |
| 2008 | PIMRC | Study on cooperative sensing based on miss detection criteria. | Kenta Umebayashi, Janne J. Lehtomki, Yukihiro Kamiya, Yasuo Suzuki |
| 2008 | PIMRC | A new efficient and robust MAC protocol against multipath fading for ad hoc networks. | Shingo Watanabe, Yukihiro Kamiya, Kenta Umebayashi, Yasuo Suzuki |
| 2007 | PIMRC | A New Approach for Blind Frequency-Hopping Detection using Adaptive Array Antenna based on CMA. | Abdul Malik Nazari, Ko Shojima, Yukihiro Kamiya, Kenta Umebayashi, Yasuo Suzuki |
| 2007 | PIMRC | Study on Cooperative Sensing in Cognitive Radio based AD-HOC Network. | Hiromasa Uchiyama, Kenta Umebayashi, Yukihiro Kamiya, Yasuo Suzuki, Takeo Fujii, Fumie Ono, Kei Sakaguchi |
| 2007 | PIMRC | Channel Assignment based on Iterative Exchange in Wireless Ad-Hoc Networks. | Kenta Umebayashi, Ulrico Celentano, Yasuo Suzuki |
| 2002 | PIMRC | Secure download system based on software defined radio composed of FPGAs. | Himnon Uchikawa, Kenta Umebayashi, Ryuji Kohno |
| 2000 | PIMRC | Blind adaptive estimation of modulation scheme for software defined radio. | Kenta Umebayashi, Satoru Ishii, Ryuji Kohno |