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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| ITE-ME, ITE-IST, BioX, SIP, MI, IE [detail] | 2024-06-06 14:35 |
Niigata | Nigata University (Ekinan-Campus "TOKIMATE") | Out of date numerical algorithms such as DFT Fumihiko Ishiyama (NTT) |
(To be available after the conference date) [more] | |
| NLP | 2024-05-09 15:55 |
Kagawa | Kagawa Prefecture Social Welfare Center | Characteristics of error-related potentials during large-scale maze exploration by humans and robots and the effect of boredom. Takumi Fuji, Kiyohisa Natsume (KIT)  NLP2024-7 |
An autonomous robot and a human were asked to cooperate in a search task to reach a goal in a large-scale maze while EEG... [more] | NLP2024-7 pp.31-36 |
| NLP | 2024-05-10 09:30 |
Kagawa | Kagawa Prefecture Social Welfare Center | Spectrogram of electromagnetic pulse from lightning cloud Fumihiko Ishiyama, Atsushi Nagao, Toshihisa Masuda, Masato Maruyama (NTT) NLP2024-9 |
We report time-frequency characteristics of electromagnetic pulse from lightning cloud. [more] | NLP2024-9 pp.43-48 |
| CCS | 2024-03-27 15:50 |
Hokkaido | RUSUTSU RESORT | Analysis of the Number of Vertical Handovers Based on Small Cell Sojourn Time Distribution in Heterogeneous High-Density Networks Kenta Fukuhara, Sumiko Miyata (SIT), Masaki Aida (Tokyo Metropolitan Univ.) CCS2023-48 |
The high traffic demand in recent years accelerates the development of heterogeneous high-density networks. The accompan... [more] | CCS2023-48 pp.53-58 |
| SIP, SP, EA, IPSJ-SLP [detail] | 2024-02-29 10:10 |
Okinawa | (Primary: On-site, Secondary: Online) |
Analysis of Overlapped Utterances in Everyday Conversation and Source Separation by Online Independent Vector Analysis for Asynchronous Distributed Recordings Haruki Nammoku, Taishi Nakashima, Kouei Yamaoka, Yukoh Wakabayashi, Nobutaka Ono (TMU) EA2023-67 SIP2023-114 SP2023-49 |
In this study, we investigate the effects of overlapped utterances on transcription in everyday conversation and propose... [more] | EA2023-67 SIP2023-114 SP2023-49 pp.37-42 |
| SIP, SP, EA, IPSJ-SLP [detail] | 2024-03-01 10:10 |
Okinawa | (Primary: On-site, Secondary: Online) |
EEG during music recall: Time-frequency analysis, event-related potential, and directed connectivity Mayu Goto, Ingon Chanpornpakdi, Kazuki Matsunaga, Shuma Ito, Toshihisa Tanaka (TUAT) EA2023-112 SIP2023-159 SP2023-94 |
Humans not only listen to music but can also recall music in their minds.It is known that electroencephalogram (EEG) pow... [more] | EA2023-112 SIP2023-159 SP2023-94 pp.300-305 |
| SIP, IT, RCS | 2024-01-19 15:30 |
Miyagi | (Primary: On-site, Secondary: Online) |
Analysis of electromagnetic pulse from lightning cloud Fumihiko Ishiyama, Atsushi Nagao, Toshihisa Masuda, Masato Maruyama (NTT) IT2023-73 SIP2023-106 RCS2023-248 |
We report an observed time-frequency characteristics of a pre-lightning strike electromagnetic pulse series. [more] | IT2023-73 SIP2023-106 RCS2023-248 pp.235-238 |
| EA, US (Joint) |
2023-12-23 13:25 |
Fukuoka | Excitation analysis based on the frequency-domain Prony method
-- Extracting and representing driving terms in time-frequency domain -- Shigeru Ando (Univ. Tokyo) EA2023-60 |
Frequency-domain Prony method (FDPM) proposed recently (S. Ando, IEEE Trans. SP, 2020) identifies the autoregressive (AR... [more] | EA2023-60 pp.65-72 |
|
| MW, EMCJ, EST, IEE-EMC [detail] | 2023-10-20 09:00 |
Yamagata | Yamagata University (Primary: On-site, Secondary: Online) |
Lightning observation using a drone Fumihiko Ishiyama, Atsushi Nagao, Toshihisa Masuda, Masato Maruyama (NTT) EMCJ2023-48 MW2023-102 EST2023-75 |
We report an observed time-frequency characteristics of a recorded pre-lightning strike electromagnetic waveform. [more] | EMCJ2023-48 MW2023-102 EST2023-75 pp.68-71 |
| OFT | 2023-10-12 13:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Brillouin frequency shift measurement based on zero-crossing point search in virtually composed spectra of Brillouin gain and loss Hayato Nonogaki, Daichi Sei (Tokyo Univ. of Agri. & Tech.), Mohd Saiful Dzulkefly Bin Zan (UKM), Yosuke Tanaka (Tokyo Univ. of Agri. & Tech.) OFT2023-28 |
We demonstrate a method for fast and precise measurement of Brillouin frequency shift by searching for the zero-crossing... [more] | OFT2023-28 pp.51-54 |
| MIKA (3rd) |
2023-10-10 15:35 |
Okinawa | Okinawa Jichikaikan (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Evaluation of Interference Suppression Performance of ICA in Time-varying Channel Environment Soma Sumita, Haruya Ikeda (Tokyo Univ. of Science), Daisuke Hisano (Osaka Univ.), Kazuki Maruta (Tokyo Univ. of Science) |
Research on underwater acoustic communication has been attracting attention in Beyond 5G/6G. Since the speed of sound i... [more] |
|
| EE, WPT (Joint) |
2023-10-05 11:30 |
Osaka | (Primary: On-site, Secondary: Online) |
Leakage of electromagnetic noise caused by deteriorated capacitors Fumihiko Ishiyama (NTT) EE2023-18 |
We are investigating countermeasure technique against electro-magnetic noise by investigating our own method. We applied... [more] | EE2023-18 pp.7-10 |
| SIP | 2023-08-08 11:00 |
Osaka | Osaka Univ. (Suita) Convention Center (Primary: On-site, Secondary: Online) |
Unique solution for nonlinear series expansion and its implementation Fumihiko Ishiyama (NTT) SIP2023-55 |
We discuss on a unique series expansion for nonlinear systems, and its numerical implementation. [more] | SIP2023-55 pp.39-42 |
| EST | 2023-05-19 13:25 |
Tokyo | Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
Analysis of a TM-pass polarizer using the three-dimensional semi-implicit FDTD method Hiroto Miyao, Jun Shibayama, Junji Yamauchi, Hisamatsu Nakano (Hosei Univ.) EST2023-5 |
We analyze a TM-pass/TE-stop terahertz waveguide polarizer with an InAs semiconductor layer using the three-dimensional ... [more] | EST2023-5 pp.23-27 |
| EMCJ, IEE-EMC, IEE-SPC | 2023-05-12 16:30 |
Okinawa | (Primary: On-site, Secondary: Online) |
Intensity of electromagnetic noise of a deteriorated power unit Fumihiko Ishiyama (NTT) EMCJ2023-9 |
We are investigating countermeasure technique against electro-magnetic noise with our own method. We evaluated the inten... [more] | EMCJ2023-9 pp.17-20 |
| NLP, MSS | 2023-03-16 11:20 |
Nagasaki | (Primary: On-site, Secondary: Online) |
Ill-posed problem of Daubechies's AM-FM oscillator expansion Fumihiko Ishiyama (NTT) MSS2022-84 NLP2022-129 |
We discuss the ill-posed problem of Daubechies's AM-FM oscillator expansion. [more] | MSS2022-84 NLP2022-129 pp.110-113 |
| NC, MBE (Joint) |
2023-03-13 15:05 |
Tokyo | The Univ. of Electro-Communications (Primary: On-site, Secondary: Online) |
Time-frequency analysis of neural response coupling between brain surface and deep regions in the rat auditory cortex Ryosuke Goto, Takashi Tateno, Jun Nishikawa (Hokkaido Univ.) NC2022-95 |
Multi-electrode arrays (MEAs) are widely used as cellular interfaces for large-scale neuronal recording. MEAs are broadl... [more] | NC2022-95 pp.25-30 |
| IN, NS (Joint) |
2023-03-03 13:30 |
Okinawa | Okinawa Convention Centre + Online (Primary: On-site, Secondary: Online) |
Emotion transmission system in online meeting Haruna Taguchi, Ryoichi Kawahara (Toyo Univ.) IN2022-122 |
In recent years, due to influence of COVID-19, the frequency of online meetings has increased dramatically. However, whe... [more] | IN2022-122 pp.335-340 |
| EMCJ | 2023-01-27 15:30 |
Okayama | WASHU BLUE RESORT (Primary: On-site, Secondary: Online) |
Nonlinear analysis of lightning strike current waveforms Fumihiko Ishiyama (NTT) EMCJ2022-88 |
We figured out nonlinear nature of lightning strike current waveforms with our method of nonlinear time-frequency analy... [more] | EMCJ2022-88 pp.89-92 |
| CAS, NLP | 2022-10-20 15:20 |
Niigata | (Primary: On-site, Secondary: Online) |
Nonlinear decay process of lightning strike current waveforms Fumihiko Ishiyama (NTT) CAS2022-24 NLP2022-44 |
Linear systems have eigenvalues, which are constants. In contrast, nonlinear systems do not have such values. We propose... [more] | CAS2022-24 NLP2022-44 pp.25-28 |
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