Yoiti SUZUKI


Information Hiding for G.711 Speech Based on Substitution of Least Significant Bits and Estimation of Tolerable Distortion
Akinori ITO Shun'ichiro ABE Yoiti SUZUKI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2010/07/01
Vol. E93-A  No. 7  pp. 1279-1286
Type of Manuscript:  PAPER
Category: Speech and Hearing
Keyword: 
speech codingdata hidingG.711ADPCMLSB substitution
 Summary | Full Text:PDF(580.8KB)

A Two-Microphone Noise Reduction Method in Highly Non-stationary Multiple-Noise-Source Environments
Junfeng LI Masato AKAGI Yoiti SUZUKI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2008/06/01
Vol. E91-A  No. 6  pp. 1337-1346
Type of Manuscript:  Special Section PAPER (Special Section on Acoustic Scene Analysis and Reproduction)
Category: 
Keyword: 
noise reductionnon-stationary noisemultiple-noise-source environmentsvirtually integrated sound source
 Summary | Full Text:PDF(451KB)

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 watermarkingtime-spread echosubband decompositionsignal to mask ratio
 Summary | Full Text:PDF(383KB)

Active Control of Sound Intensity for Suppression of Reflected Sound Waves Based on the State Feedback Control
Hironobu TAKAHASHI Yoiti SUZUKI Shouichi TAKANE Futoshi ASANO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2001/04/01
Vol. E84-A  No. 4  pp. 1017-1026
Type of Manuscript:  Special Section PAPER (Special Section on Acoustic Signal Processing)
Category: 
Keyword: 
active controloptimal controlstate feedbacksound intensityfinite element method
 Summary | Full Text:PDF(537.4KB)

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 enhancementKalman filterwavelet transformtime-frequency pattern
 Summary | Full Text:PDF(402.6KB)

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 beamformingbinauralconstraintmicrophone arraymultiple constraintsadaptive signal processing
 Summary | Full Text:PDF(494.1KB)

Adaptive Control of Vibration Intensity in a Beam in the Frequency Domain
Yukio IWAYA Tomoki ICHINOSEKI Yoiti SUZUKI Masato SAKATA Toshio SONE 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1999/04/25
Vol. E82-A  No. 4  pp. 605-610
Type of Manuscript:  Special Section PAPER (Special Section on Advanced Signal Processing Techniques for Analysis of Acoustical and Vibrational Signals)
Category: 
Keyword: 
structure-borne soundvibration intensityadaptive filterfour-sensor method
 Summary | Full Text:PDF(400.4KB)

Sound Field Reproduction by Controlling the Transfer Functions from the Source to Multiple Points in Close Proximity
Kazutaka ABE Futoshi ASANO Yoiti SUZUKI Toshio SONE 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1997/03/25
Vol. E80-A  No. 3  pp. 574-581
Type of Manuscript:  PAPER
Category: Acoustics
Keyword: 
sound pressure controlmovement of the receiving pointLeast Square Error methodsingular value
 Summary | Full Text:PDF(632.8KB)

Convergence Characteristics of the Adaptive Array Using RLS Algorithm
Futoshi ASANO Yoiti SUZUKI Toshio SONE 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1997/01/25
Vol. E80-A  No. 1  pp. 148-158
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
adaptive beamformerRLS algorithmspatial/temporal correlation matrixeffective rankconvergence characteristics
 Summary | Full Text:PDF(830.2KB)

Speech Enhancement Based on Short-Time Spectral Amplitude Estimation with Two-Channel Beamformer
Hack-Yoon KIM Futoshi ASANO Yoiti SUZUKI Toshio SONE 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1996/12/25
Vol. E79-A  No. 12  pp. 2151-2158
Type of Manuscript:  PAPER
Category: Acoustics
Keyword: 
speech enhancementshort-time spectral amplitudespectral subtractiontwo channel beamformertransfer function
 Summary | Full Text:PDF(700.9KB)