Yoshifumi CHISAKI


Azimuthal and Elevation Localization Using Inter-Channel Phase and Level Differences for a Hemispheric Object
Yoshifumi CHISAKI Toshimichi TAKADA Masahiro NAGANISHI Tsuyoshi USAGAWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2008/10/01
Vol. E91-A  No. 10  pp. 3059-3062
Type of Manuscript:  LETTER
Category: Engineering Acoustics
Keyword: 
sound source localizationhemispheric objectsecurity camerafrequency domain binaural model
 Summary | Full Text:PDF(357.6KB)

On Bit Rate Reduction of Inter-Channel Communication for a Binaural Hearing Assistance System
Yoshifumi CHISAKI Ryouji KAWANO Tsuyoshi USAGAWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2008/08/01
Vol. E91-A  No. 8  pp. 2041-2044
Type of Manuscript:  Special Section LETTER (Special Section on Signal Processing)
Category: 
Keyword: 
frequency domain binaural modelhearing assistance systeminter-channel communication
 Summary | Full Text:PDF(287.3KB)

Spectral Subtraction Based on Statistical Criteria of the Spectral Distribution
Hidetoshi NAKASHIMA Yoshifumi CHISAKI Tsuyoshi USAGAWA Masanao EBATA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2002/10/01
Vol. E85-A  No. 10  pp. 2283-2292
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
speech enhancementmusical noisespectral subtractionvariancehypothesis testing
 Summary | Full Text:PDF(957.7KB)