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IEICE Trans

Ryouichi NISHIMURA

Fusion Sensing for Infrasound Measurement: Mixing Filter Design with Deep Unfolding
Ryouichi NISHIMURA Kenichi TAKIZAWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2026/05/01
Vol. E109-A  No. 5  pp. 1001-1009
Type of Manuscript:  PAPER
Category: Measurement Technology
Keyword: 
cross-over frequency, natural disaster, range expansion, sensor integration, sensor network, 
 Summary | Full Text:PDF
FOREWORD
Ryouichi NISHIMURA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2024/01/01
Vol. E107-D  No. 1  pp. 1-1
Type of Manuscript:  FOREWORD
Category: 
Keyword: 
 Summary | Full Text:PDF
A Cause of Momentary Level Shifts Appearing in Broadcast Satellite Signals
Ryouichi NISHIMURA Byeongpyo JEONG Hajime SUSUKITA Takashi TAKAHASHI Kenichi TAKIZAWA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2023/08/01
Vol. E106-B  No. 8  pp. 714-722
Type of Manuscript:  PAPER
Category: Sensing
Keyword: 
aircraft, bistatic radar, fresnel zone, IoT, remote sensing, 
 Summary | Full Text:PDF
FOREWORD
Ryouichi NISHIMURA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2023/01/01
Vol. E106-D  No. 1  pp. 1-1
Type of Manuscript:  FOREWORD
Category: 
Keyword: 
 Summary | Full Text:PDF
Speech Privacy for Sound Surveillance Using Super-Resolution Based on Maximum Likelihood and Bayesian Linear Regression
Ryouichi NISHIMURA Seigo ENOMOTO Hiroaki KATO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2018/01/01
Vol. E101-D  No. 1  pp. 53-63
Type of Manuscript:  Special Section PAPER (Special Section on Enriched Multimedia — Potential and Possibility of Multimedia Contents for the Future —)
Category: 
Keyword: 
sensor network, sound surveillance, maximum likelihood, Bayesian linear regression, Mean Opinion Score, 
 Summary | Full Text:PDF
Robust Watermarking Based on Time-spread Echo Method with Subband Decomposition
Byeong-Seob KO Ryouichi NISHIMURA Yoiti SUZUKI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2004/06/01
Vol. E87-A  No. 6  pp. 1647-1650
Type of Manuscript:  LETTER
Category: Information Security
Keyword: 
digital audio watermarking, time-spread echo, subband decomposition, signal to mask ratio, 
 Summary | Full Text:PDF
A Speech Enhancement Technique Using Kalman Filter with State Vector of Time-Frequency Patterns
Ryouichi NISHIMURA Futoshi ASANO Yoiti SUZUKI Toshio SONE 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2001/04/01
Vol. E84-A  No. 4  pp. 1027-1033
Type of Manuscript:  Special Section PAPER (Special Section on Acoustic Signal Processing)
Category: 
Keyword: 
speech enhancement, Kalman filter, wavelet transform, time-frequency pattern, 
 Summary | Full Text:PDF
New Design Method of a Binaural Microphone Array Using Multiple Constraints
Yoiti SUZUKI Shinji TSUKUI Futoshi ASANO Ryouichi NISHIMURA Toshio SONE 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1999/04/25
Vol. E82-A  No. 4  pp. 588-596
Type of Manuscript:  Special Section PAPER (Special Section on Advanced Signal Processing Techniques for Analysis of Acoustical and Vibrational Signals)
Category: 
Keyword: 
adaptive beamforming, binaural, constraint, microphone array, multiple constraints, adaptive signal processing, 
 Summary | Full Text:PDF