Keyword : microphone array


Integration of Spatial Cue-Based Noise Reduction and Speech Model-Based Source Restoration for Real Time Speech Enhancement
Tomoko KAWASE Kenta NIWA Masakiyo FUJIMOTO Kazunori KOBAYASHI Shoko ARAKI Tomohiro NAKATANI 
Publication:   
Publication Date: 2017/05/01
Vol. E100-A  No. 5 ; pp. 1127-1136
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
microphone arraybeamforming (BF)power spectral density (PSD) estimationGaussian mixture modelWiener filtering
 Summary | Full Text:PDF(2.1MB)

An Extension of MUSIC Exploiting Higher-Order Moments via Nonlinear Mapping
Yuya SUGIMOTO Shigeki MIYABE Takeshi YAMADA Shoji MAKINO Biing-Hwang JUANG 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2016/06/01
Vol. E99-A  No. 6 ; pp. 1152-1162
Type of Manuscript:  PAPER
Category: Engineering Acoustics
Keyword: 
underdetermined DOA estimationmicrophone arrayMUSIC2q-MUSIChigher-order statistics
 Summary | Full Text:PDF(2MB)

Sound Source Orientation Estimation Based on an Orientation-Extended Beamformer
Hirofumi NAKAJIMA Keiko KIKUCHI Kazuhiro NAKADAI Yutaka KANEDA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2014/09/01
Vol. E97-A  No. 9 ; pp. 1875-1883
Type of Manuscript:  Special Section PAPER (Special Section on Spatial Acoustic Signal Processing and Applications)
Category: 
Keyword: 
sound sourceorientation estimationbeamformingmicrophone array
 Summary | Full Text:PDF(1.9MB)

Integration of Multiple Microphone Arrays and Use of Sound Reflections for 3D Localization of Sound Sources
Carlos T. ISHI Jani EVEN Norihiro HAGITA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2014/09/01
Vol. E97-A  No. 9 ; pp. 1867-1874
Type of Manuscript:  Special Section PAPER (Special Section on Spatial Acoustic Signal Processing and Applications)
Category: 
Keyword: 
sound localizationsound reflectionmicrophone array3D localization
 Summary | Full Text:PDF(1.4MB)

Multichannel Two-Stage Beamforming with Unconstrained Beamformer and Distortion Reduction
Masahito TOGAMI Yohei KAWAGUCHI Yasunari OBUCHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2013/04/01
Vol. E96-A  No. 4 ; pp. 749-761
Type of Manuscript:  PAPER
Category: Engineering Acoustics
Keyword: 
beamformingmultichannel noise reductionreverberant environmentmicrophone array
 Summary | Full Text:PDF(1.5MB)

Two-Microphone Noise Reduction Using Spatial Information-Based Spectral Amplitude Estimation
Kai LI Yanmeng GUO Qiang FU Junfeng LI Yonghong YAN 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2012/05/01
Vol. E95-D  No. 5 ; pp. 1454-1464
Type of Manuscript:  PAPER
Category: Speech and Hearing
Keyword: 
microphone arrayphase differencemagnitude squared coherencespectral amplitude estimator
 Summary | Full Text:PDF(1.4MB)

Improving Power Spectra Estimation in 2-Dimensional Areas Using Number of Active Sound Sources
Yusuke HIOKA Ken'ichi FURUYA Yoichi HANEDA Akitoshi KATAOKA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2011/01/01
Vol. E94-A  No. 1 ; pp. 273-281
Type of Manuscript:  PAPER
Category: Engineering Acoustics
Keyword: 
microphone arraypower spectrum estimationspeech enhancement2-dimensional areaestimating source position
 Summary | Full Text:PDF(3.7MB)

Probabilistic Adaptation Mode Control Algorithm for GSC-Based Noise Reduction
Seungho HAN Jungpyo HONG Sangbae JEONG Minsoo HAHN 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2010/03/01
Vol. E93-A  No. 3 ; pp. 627-630
Type of Manuscript:  LETTER
Category: Speech and Hearing
Keyword: 
speech enhancementmicrophone arraybeamforming
 Summary | Full Text:PDF(225.9KB)

A Single-Chip Speech Dialogue Module and Its Evaluation on a Personal Robot, PaPeRo-Mini
Miki SATO Toru IWASAWA Akihiko SUGIYAMA Toshihiro NISHIZAWA Yosuke TAKANO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2010/01/01
Vol. E93-A  No. 1 ; pp. 261-271
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
speech recognitionDOA estimationnoise cancellationmicrophone arrayecho cancellationspeech dialogue module
 Summary | Full Text:PDF(1MB)

Multi-Input Feature Combination in the Cepstral Domain for Practical Speech Recognition Systems
Yasunari OBUCHI Nobuo HATAOKA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2009/04/01
Vol. E92-D  No. 4 ; pp. 662-670
Type of Manuscript:  PAPER
Category: Speech and Hearing
Keyword: 
robust speech recognitionmicrophone arrayMFCCfeature combinationHMM
 Summary | Full Text:PDF(880.7KB)

A Robust Sound Source Localization Approach for Microphone Array with Model Errors
Hua XIAO Huai-Zong SHAO Qi-Cong PENG 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2008/08/01
Vol. E91-A  No. 8 ; pp. 2062-2067
Type of Manuscript:  PAPER
Category: Speech and Hearing
Keyword: 
microphone arrayrobust sound source localizationmodel errors
 Summary | Full Text:PDF(357.6KB)

Enhancement of Sound Sources Located within a Particular Area Using a Pair of Small Microphone Arrays
Yusuke HIOKA Kazunori KOBAYASHI Ken'ichi FURUYA Akitoshi KATAOKA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2008/02/01
Vol. E91-A  No. 2 ; pp. 561-574
Type of Manuscript:  PAPER
Category: Engineering Acoustics
Keyword: 
microphone arraynoise suppressionspectrum emphasispower spectrum estimationnon-negative least squares method
 Summary | Full Text:PDF(1.5MB)

An Approach to Solve Local Minimum Problem in Sound Source and Microphone Localization
Kazunori KOBAYASHI Ken'ichi FURUYA Yoichi HANEDA Akitoshi KATAOKA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2007/12/01
Vol. E90-A  No. 12 ; pp. 2826-2834
Type of Manuscript:  PAPER
Category: Engineering Acoustics
Keyword: 
microphone arraylocalizationlocal minimumteleconference
 Summary | Full Text:PDF(982.5KB)

Robust Beamforming of Microphone Array Using H Adaptive Filtering Technique
Jwu-Sheng HU Wei-Han LIU Chieh-Cheng CHENG 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2006/03/01
Vol. E89-A  No. 3 ; pp. 708-715
Type of Manuscript:  Special Section PAPER (Special Section on Multidimensional Signal Processing and Its Application)
Category: Speech/Audio Processing
Keyword: 
beamformerspeech enhancementH filteringcalibrationmicrophone array
 Summary | Full Text:PDF(1MB)

Robust Talker Direction Estimation Based on Weighted CSP Analysis and Maximum Likelihood Estimation
Yuki DENDA Takanobu NISHIURA Yoichi YAMASHITA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2006/03/01
Vol. E89-D  No. 3 ; pp. 1050-1057
Type of Manuscript:  Special Section PAPER (Special Section on Statistical Modeling for Speech Processing)
Category: Speech Enhancement
Keyword: 
robust talker direction estimationCSP analysisCSP coefficient subtractionML estimationmicrophone array
 Summary | Full Text:PDF(1.1MB)

Frequency Domain Microphone Array Calibration and Beamforming for Automatic Speech Recognition
Jwu-Sheng HU Chieh-Cheng CHENG 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/09/01
Vol. E88-A  No. 9 ; pp. 2401-2411
Type of Manuscript:  PAPER
Category: Noise and Vibration
Keyword: 
beamformermicrophone arraycalibrationspeech recognitionspeech enhancement
 Summary | Full Text:PDF(1.9MB)

Near-Field Sound-Source Localization Based on a Signed Binary Code
Miki SATO Akihiko SUGIYAMA Osamu HOSHUYAMA Nobuyuki YAMASHITA Yoshihiro FUJITA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/08/01
Vol. E88-A  No. 8 ; pp. 2078-2086
Type of Manuscript:  Special Section PAPER (Special Section on Papers Selected from the 19th Symposium on Signal Processing)
Category: Digital Signal Processing
Keyword: 
source localizationDOA estimationnear-fieldsignal processormicrophone arrayrobot
 Summary | Full Text:PDF(1MB)

Multiple Signal Classification by Aggregated Microphones
Mitsuharu MATSUMOTO Shuji HASHIMOTO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/07/01
Vol. E88-A  No. 7 ; pp. 1701-1707
Type of Manuscript:  Special Section PAPER (Special Section on Multi-channel Acoustic Signal Processing)
Category: Microphone Array
Keyword: 
microphone arraysound localizationcondenser microphonesound directivitymultiple signal classification
 Summary | Full Text:PDF(994.5KB)

Blind Source Separation of Convolutive Mixtures of Speech in Frequency Domain
Shoji MAKINO Hiroshi SAWADA Ryo MUKAI Shoko ARAKI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/07/01
Vol. E88-A  No. 7 ; pp. 1640-1655
Type of Manuscript:  INVITED PAPER (Special Section on Multi-channel Acoustic Signal Processing)
Category: 
Keyword: 
blind source separationconvolutive mixturesindependent component analysisfrequency-domain BSSmicrophone arrayadaptive beamformer
 Summary | Full Text:PDF(1.7MB)

Interface for Barge-in Free Spoken Dialogue System Combining Adaptive Sound Field Control and Microphone Array
Tatsunori ASAI Hiroshi SARUWATARI Kiyohiro SHIKANO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/06/01
Vol. E88-A  No. 6 ; pp. 1613-1618
Type of Manuscript:  LETTER
Category: Speech and Hearing
Keyword: 
spoken dialogue systembarge-inadaptive sound field controlmicrophone arrayspeech recognition
 Summary | Full Text:PDF(1.3MB)

Adaptive Microphone Array System with Two-Stage Adaptation Mode Controller
Yang-Won JUNG Hong-Goo KANG Chungyong LEE Dae-Hee YOUN Changkyu CHOI Jaywoo KIM 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/04/01
Vol. E88-A  No. 4 ; pp. 972-977
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
speech enhancementmicrophone arraygeneralized sidelobe cancelleradaptation mode controller
 Summary | Full Text:PDF(953.6KB)

Tracking of Speaker Direction by Integrated Use of Microphone Pairs in Equilateral-Triangle
Yusuke HIOKA Nozomu HAMADA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/03/01
Vol. E88-A  No. 3 ; pp. 633-641
Type of Manuscript:  Special Section PAPER (Special Section on Adaptive Signal Processing and Its Applications)
Category: 
Keyword: 
microphone arrayspeaker direction trackingharmonic structuresteepest descent methodequilateral-triangular arrangement
 Summary | Full Text:PDF(948.8KB)

Multistage SIMO-Model-Based Blind Source Separation Combining Frequency-Domain ICA and Time-Domain ICA
Satoshi UKAI Tomoya TAKATANI Hiroshi SARUWATARI Kiyohiro SHIKANO Ryo MUKAI Hiroshi SAWADA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/03/01
Vol. E88-A  No. 3 ; pp. 642-650
Type of Manuscript:  Special Section PAPER (Special Section on Adaptive Signal Processing and Its Applications)
Category: 
Keyword: 
blind source separationmicrophone arrayindependent component analysisSIMO model
 Summary | Full Text:PDF(583.9KB)

Iterative Estimation and Compensation of Signal Direction for Moving Sound Source by Mobile Microphone Array
Toshiharu HORIUCHI Mitsunori MIZUMACHI Satoshi NAKAMURA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2004/11/01
Vol. E87-A  No. 11 ; pp. 2950-2956
Type of Manuscript:  PAPER
Category: Engineering Acoustics
Keyword: 
direction-of-arrival estimationadaptive algorithmmicrophone arraymoving sourcesource tracking
 Summary | Full Text:PDF(781.7KB)

High-Fidelity Blind Separation of Acoustic Signals Using SIMO-Model-Based Independent Component Analysis
Tomoya TAKATANI Tsuyoki NISHIKAWA Hiroshi SARUWATARI Kiyohiro SHIKANO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2004/08/01
Vol. E87-A  No. 8 ; pp. 2063-2072
Type of Manuscript:  PAPER
Category: Engineering Acoustics
Keyword: 
blind source separationmicrophone arrayindependent component analysisSIMO model
 Summary | Full Text:PDF(1MB)

Overdetermined Blind Separation for Real Convolutive Mixtures of Speech Based on Multistage ICA Using Subarray Processing
Tsuyoki NISHIKAWA Hiroshi ABE Hiroshi SARUWATARI Kiyohiro SHIKANO Atsunobu KAMINUMA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2004/08/01
Vol. E87-A  No. 8 ; pp. 1924-1932
Type of Manuscript:  Special Section PAPER (Special Section on Digital Signal Processing)
Category: Speech/Acoustic Signal Processing
Keyword: 
microphone arrayblind source separationindependent component analysissubarray processingconvolutive mixture
 Summary | Full Text:PDF(691.4KB)

Microphone Array with Minimum Mean-Square Error Short-Time Spectral Amplitude Estimator for Speech Enhancement
Hongseok KWON Jongmok SON Keunsung BAE 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2004/06/01
Vol. E87-A  No. 6 ; pp. 1491-1494
Type of Manuscript:  Special Section LETTER (Special Section on Papers Selected from 2003 International Technical Conference on Circuits/Systems, Computers and Communications (ITC-CSCC 2003))
Category: 
Keyword: 
microphone arrayspeech enhancementminimum mean-square error short-time spectral amplitude
 Summary | Full Text:PDF(225.9KB)

Sound Source Localization Using a Profile Fitting Method with Sound Reflectors
Osamu ICHIKAWA Tetsuya TAKIGUCHI Masafumi NISHIMURA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2004/05/01
Vol. E87-D  No. 5 ; pp. 1138-1145
Type of Manuscript:  Special Section PAPER (Special Section on Speech Dynamics by Ear, Eye, Mouth and Machine)
Category: 
Keyword: 
sound source localizationmicrophone arraysound reflectorICTDICLD
 Summary | Full Text:PDF(1.2MB)

DOA Estimation of Speech Signal Using Microphones Located at Vertices of Equilateral Triangle
Yusuke HIOKA Nozomu HAMADA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2004/03/01
Vol. E87-A  No. 3 ; pp. 559-566
Type of Manuscript:  Special Section PAPER (Special Section on Applications and Implementations of Digital Signal Processing)
Category: Audio/Speech Coding
Keyword: 
microphone arrayDOA estimationmicrophone paireigenspace analysisharmonic structurespatial resolution
 Summary | Full Text:PDF(1.1MB)

Voice Activity Detection with Array Signal Processing in the Wavelet Domain
Yusuke HIOKA Nozomu HAMADA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2003/11/01
Vol. E86-A  No. 11 ; pp. 2802-2811
Type of Manuscript:  PAPER
Category: Engineering Acoustics
Keyword: 
voice activity detectionmicrophone arraywavelet packet analysiseigenspace analysisspeech features
 Summary | Full Text:PDF(1.7MB)

Stable Learning Algorithm for Blind Separation of Temporally Correlated Acoustic Signals Combining Multistage ICA and Linear Prediction
Tsuyoki NISHIKAWA Hiroshi SARUWATARI Kiyohiro SHIKANO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2003/08/01
Vol. E86-A  No. 8 ; pp. 2028-2036
Type of Manuscript:  Special Section PAPER (Special Section on Digital Signal Processing)
Category: 
Keyword: 
microphone arrayblind source separationindependent component analysislinear predictionwhitening
 Summary | Full Text:PDF(624.8KB)

Speaker Tracking for Hands-Free Continuous Speech Recognition in Noise Based on a Spectrum-Entropy Beamforming Method
George NOKAS Evangelos DERMATAS 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2003/04/01
Vol. E86-D  No. 4 ; pp. 755-758
Type of Manuscript:  LETTER
Category: Speech and Hearing
Keyword: 
speaker trackingmicrophone arrayspectrum entropyspeech recognitionspeaker beam-former
 Summary | Full Text:PDF(167KB)

Blind Source Separation of Acoustic Signals Based on Multistage ICA Combining Frequency-Domain ICA and Time-Domain ICA
Tsuyoki NISHIKAWA Hiroshi SARUWATARI Kiyohiro SHIKANO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2003/04/01
Vol. E86-A  No. 4 ; pp. 846-858
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
blind source separationtime-domain independent component analysisfrequency-domain independent component analysisreverberationmicrophone array
 Summary | Full Text:PDF(1.3MB)

Fast-Convergence Algorithm for Blind Source Separation Based on Array Signal Processing
Hiroshi SARUWATARI Toshiya KAWAMURA Tsuyoki NISHIKAWA Kiyohiro SHIKANO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2003/03/01
Vol. E86-A  No. 3 ; pp. 634-639
Type of Manuscript:  Special Section LETTER (Special Section on Blind Signal Processing: Independent Component Analysis and Signal Separation)
Category: Convolutive Systems
Keyword: 
blind source separationmicrophone arrayindependent component analysisbeamforming
 Summary | Full Text:PDF(1.2MB)

Speech Enhancement by Profile Fitting Method
Osamu ICHIKAWA Tetsuya TAKIGUCHI Masafumi NISHIMURA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2003/03/01
Vol. E86-D  No. 3 ; pp. 514-521
Type of Manuscript:  Special Section PAPER (Special Issue on Speech Information Processing)
Category: Robust Speech Recognition and Enhancement
Keyword: 
speech enhancementmicrophone arraybeamformernoise reductionspectral subtractionspeech recognition
 Summary | Full Text:PDF(840.5KB)

A Microphone Array-Based 3-D N-Best Search Method for Recognizing Multiple Sound Sources
Panikos HERACLEOUS Satoshi NAKAMURA Takeshi YAMADA Kiyohiro SHIKANO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2002/06/01
Vol. E85-D  No. 6 ; pp. 994-1002
Type of Manuscript:  PAPER
Category: Speech and Hearing
Keyword: 
3-D N-best searchmultiple sound sourcesmicrophone array
 Summary | Full Text:PDF(572.6KB)

Direction of Arrival Estimation Using Nonlinear Microphone Array
Hidekazu KAMIYANAGIDA Hiroshi SARUWATARI Kazuya TAKEDA Fumitada ITAKURA Kiyohiro SHIKANO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2001/04/01
Vol. E84-A  No. 4 ; pp. 999-1010
Type of Manuscript:  Special Section PAPER (Special Section on Acoustic Signal Processing)
Category: 
Keyword: 
nonlinear array signal processingmicrophone arrayDOA estimationcomplementary beamforming
 Summary | Full Text:PDF(977.5KB)

Sharp Directivity Function Based on Fourier Series Expansion and Its Directional System Realization with Small Number of Microphones
Masataka NAKAMURA Toshitaka YAMATO Katsuhito KOUNO Atsuyuki TAKASHIMA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2001/04/01
Vol. E84-A  No. 4 ; pp. 975-983
Type of Manuscript:  Special Section PAPER (Special Section on Acoustic Signal Processing)
Category: 
Keyword: 
beamformersharp directional patternmicrophone arraydirectional microphoneacoustic signal processing
 Summary | Full Text:PDF(1.4MB)

A New Adaptation-Mode Control Based on Cross Correlation for a Robust Adaptive Microphone Array
Osamu HOSHUYAMA Brigitte BEGASSE Akihiko SUGIYAMA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2001/02/01
Vol. E84-A  No. 2 ; pp. 406-413
Type of Manuscript:  Special Section PAPER (Special Section on Noise Cancellation and Reduction Techniques)
Category: Microphone Array
Keyword: 
microphone arraybeamformingadaptive signal processingnoise reduction
 Summary | Full Text:PDF(1000.9KB)

Sound Source Localization and Separation in Near Field
Futoshi ASANO Hideki ASOH Toshihiro MATSUI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2000/11/25
Vol. E83-A  No. 11 ; pp. 2286-2294
Type of Manuscript:  PAPER
Category: Engineering Acoustics
Keyword: 
microphone arraynear fieldsubspace methodminimum variance beamformerspatial inverse filter
 Summary | Full Text:PDF(1.1MB)

Speech Enhancement Using Nonlinear Microphone Array Based on Noise Adaptive Complementary Beamforming
Hiroshi SARUWATARI Shoji KAJITA Kazuya TAKEDA Fumitada ITAKURA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2000/05/25
Vol. E83-A  No. 5 ; pp. 866-876
Type of Manuscript:  PAPER
Category: Engineering Acoustics
Keyword: 
speech enhancementmicrophone arraycomplementary beamformingnoise adaptationspectral subtraction
 Summary | Full Text:PDF(1.2MB)

Speech Enhancement Using Nonlinear Microphone Array Based on Complementary Beamforming
Hiroshi SARUWATARI Shoji KAJITA Kazuya TAKEDA Fumitada ITAKURA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1999/08/25
Vol. E82-A  No. 8 ; pp. 1501-1510
Type of Manuscript:  Special Section PAPER (Special Section on Digital Signal Processing)
Category: 
Keyword: 
speech enhancementmicrophone arraycomplementary beamformingspectral subtractionspeech recognition
 Summary | Full Text:PDF(1MB)

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)

A Robust Adaptive Beamformer with a Blocking Matrix Using Coefficient-Constrained Adaptive Filters
Osamu HOSHUYAMA Akihiko SUGIYAMA Akihiro HIRANO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1999/04/25
Vol. E82-A  No. 4 ; pp. 640-647
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
beamformingmicrophone arrayadaptive signal processingnoise reduction
 Summary | Full Text:PDF(587.1KB)

Realization of Wide-Band Directivity with Three Microphones
Masataka NAKAMURA Katsuhito KOUNO Toshitaka YAMATO Kazuhiro SAKIYAMA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1999/04/25
Vol. E82-A  No. 4 ; pp. 619-625
Type of Manuscript:  Special Section PAPER (Special Section on Advanced Signal Processing Techniques for Analysis of Acoustical and Vibrational Signals)
Category: 
Keyword: 
speech recognitionbeamformermicrophone arrayhigh SN ratioanalog signal processing
 Summary | Full Text:PDF(770.5KB)