Masanori KATO


A Stereo Wind-Noise Suppressor with Null Beamforming and Frequency-Domain Noise Averaging
Masanori KATO Akihiko SUGIYAMA Tatsuya KOMATSU 
Publication:   
Publication Date: 2018/10/01
Vol. E101-A  No. 10  pp. 1631-1637
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
wind noisenoise suppressorstereonull beamformingfrequency-domain averaging
 Summary | Full Text:PDF(4.3MB)

A Wind-Noise Suppressor with SNR Based Wind-Noise Detection and Speech-Wind Discrimination
Masanori KATO Akihiko SUGIYAMA 
Publication:   
Publication Date: 2018/10/01
Vol. E101-A  No. 10  pp. 1638-1645
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
wind noisenoise suppressorSNR based detectionspectral gain modificationspeech-wind discrimination
 Summary | Full Text:PDF(2.1MB)

Experiment and Simulation Results of Adaptive Antenna Array System at Base and Mobile Stations in Mobile Environment
Kenta OKINO Chiharu YAMAZAKI Masanori KATO Fangwei TONG Tohru SUNAGA Shigeru KIMURA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2007/09/01
Vol. E90-B  No. 9  pp. 2330-2337
Type of Manuscript:  Special Section PAPER (Special Section on 2006 International Symposium on Antennas and Propagation)
Category: Smart Antennas
Keyword: 
AAASDMATDDmobilityi-Burst
 Summary | Full Text:PDF(1.7MB)

Noise Suppression with High Speech Quality Based on Weighted Noise Estimation and MMSE STSA
Masanori KATO Akihiko SUGIYAMA Masahiro SERIZAWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2002/07/01
Vol. E85-A  No. 7  pp. 1710-1718
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
noise suppressionspeech enhancementnoise estimationshort time spectral amplitude
 Summary | Full Text:PDF(591.8KB)

A Simple Nonlinear Pre-Filtering for a Set-Theoretic Linear Blind Deconvolution Scheme
Masanori KATO Isao YAMADA Kohichi SAKANIWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2000/08/25
Vol. E83-A  No. 8  pp. 1651-1653
Type of Manuscript:  Special Section LETTER (Special Section on Digital Signal Processing)
Category: Multidimensional Signal Processing
Keyword: 
blind image deconvolutionrestoration filterhybrid steepest descent methodnonlinear pre-filteringε-filter
 Summary | Full Text:PDF(596.7KB)

A Set-Theoretic Blind Image Deconvolution Based on Hybrid Steepest Descent Method
Masanori KATO Isao YAMADA Kohichi SAKANIWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1999/08/25
Vol. E82-A  No. 8  pp. 1443-1449
Type of Manuscript:  Special Section PAPER (Special Section on Digital Signal Processing)
Category: 
Keyword: 
blind image restorationblind image deconvolutionconvex projectionhybrid steepest descent method
 Summary | Full Text:PDF(1.2MB)