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ORCIDHiroki Iwata
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Journal Articles
- 2021
[j5]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)- [j4]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) - 2018
- [j3]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) - 2016
- [j2]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) - [j1]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)
Conference and Workshop Papers
- 2023
- [c10]Kenta Umebayashi, Yoshiki Kasahara, Hiroki Iwata, Ahmed Al-Tahmeesschi, Johanna Vartiainen:
Spectrum Occupancy Prediction based on adaptive Recurrent Neural Networks. WCNC 2023: 1-6 - 2020
- [c9]Ahmed Al-Tahmeesschi, Kenta Umebayashi, Hiroki Iwata, Miguel López-Benítez, Janne Lehtomäki:
Applying Deep Neural Networks for Duty Cycle Estimation. WCNC 2020: 1-7 - [c8]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 - 2019
- [c7]Hiroki Iwata, Kiyoshi Ohishi, Yuki Yokokura, Yuji Okada, Yuji Ide, Daigo Kuraishi, Akihiko Takahashi:
Parameter Variation Insensitive Armature Temperature Estimation Method for SPMSM Servo System. ICIT 2019: 304-309 - [c6]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 - 2017
- [c5]Kenta Umebayashi, Hiroki Iwata, Janne J. Lehtomäki, Miguel López-Benítez:
Study on simple signal area estimation for efficient spectrum measurements. EuCNC 2017: 1-5 - 2016
- [c4]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 - [c3]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
- [c2]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
- [c1]Toshiaki Miyazaki, Hiroki Iwata, Koji Kobayashi, Shoichi Yamaguchi, Deze Zeng, Song Guo, Junji Kitamichi, Takafumi Hayashi, Tsuneo Tsukahara:
DASN: demand-addressable sensor network for active information acquisition. ICUIMC 2014: 1:1-1:7
Coauthor Index
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