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Arata KAWAMURA

A Comb Filter with Adaptive Notch Gain and Bandwidth Yosuke SUGIURA Arata KAWAMURA Youji IIGUNI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2013/04/01 Vol. E96-A No. 4 pp. 790-795 Type of Manuscript: PAPER Category: Digital Signal Processing Keyword: comb filter, notch gain, notch bandwidth, NLMS algorithm,
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An Adaptive Comb Filter with Flexible Notch Gain Yosuke SUGIURA Arata KAWAMURA Youji IIGUNI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2012/11/01 Vol. E95-A No. 11 pp. 2046-2048 Type of Manuscript: Special Section LETTER (Special Section on Smart Multimedia & Communication Systems) Category: Digital Signal Processing Keyword: comb filter, adaptive algorithm, LMS,
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Convergence Vectors in System Identification with an NLMS Algorithm for Sinusoidal Inputs Yuki SATOMI Arata KAWAMURA Youji IIGUNI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2012/10/01 Vol. E95-A No. 10 pp. 1692-1699 Type of Manuscript: PAPER Category: Digital Signal Processing Keyword: NLMS algorithm, sinusoidal inputs, system identification, convergence vector,
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A Comb Filter Design Method Using Linear Phase FIR Filter Yosuke SUGIURA Arata KAWAMURA Youji IIGUNI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2012/08/01 Vol. E95-A No. 8 pp. 1310-1316 Type of Manuscript: PAPER Category: Digital Signal Processing Keyword: comb filter, linear phase FIR filter, flexible frequency response,
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Stationary and Non-stationary Wide-Band Noise Reduction Using Zero Phase Signal Weerawut THANHIKAM Yuki KAMAMORI Arata KAWAMURA Youji IIGUNI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2012/05/01 Vol. E95-A No. 5 pp. 843-852 Type of Manuscript: PAPER Category: Engineering Acoustics Keyword: zero phase signal, noise reduction,
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Speech Enhancement Based on Real-Speech PDF in Various Narrow SNR Intervals Weerawut THANHIKAM Arata KAWAMURA Youji IIGUNI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2012/03/01 Vol. E95-A No. 3 pp. 623-630 Type of Manuscript: PAPER Category: Engineering Acoustics Keyword: speech enhancement, MAP estimation, speech spectral distribution,
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FOREWORD Hiroshi Ochi and Arata KAWAMURA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2011/11/01 Vol. E94-A No. 11 pp. 2236-2236 Type of Manuscript: FOREWORD Category: Keyword:
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A High Speech Quality Distance-Based Howling Canceller with Adaptive Cascade Notch Filter and Silent Pilot Signal Akira SOGAMI Arata KAWAMURA Youji IIGUNI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2011/11/01 Vol. E94-A No. 11 pp. 2306-2314 Type of Manuscript: Special Section PAPER (Special Section on Smart Multimedia & Communication Systems) Category: Speech Processing Keyword: howling canceller, adaptive filter, notch filter, pilot signal,
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Improvement of Speech Quality in Distance-Based Howling Canceller Akira SOGAMI Arata KAWAMURA Youji IIGUNI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2009/04/01 Vol. E92-A No. 4 pp. 1039-1046 Type of Manuscript: Special Section PAPER (Special Section on Advanced Technologies Emerging Mainly from the 21st Workshop on Circuits and Systems in Karuizawa) Category: Keyword: howling canceller, high speech quality, phase inversion signal, adaptive bandwidth,
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Speech Enhancement Based on MAP Estimation Using a Variable Speech Distribution Yuta TSUKAMOTO Arata KAWAMURA Youji IIGUNI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2007/08/01 Vol. E90-A No. 8 pp. 1587-1593 Type of Manuscript: Special Section PAPER (Special Section on Papers Selected from the 21st Symposium on Signal Processing) Category: Keyword: speech enhancement, MAP, speech spectral distribution, super-Gaussian, noise estimation,
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A Noise Reduction System for Wideband and Sinusoidal Noise Based on Adaptive Line Enhancer and Inverse Filter Naoto SASAOKA Keisuke SUMI Yoshio ITOH Kensaku FUJII Arata KAWAMURA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2006/02/01 Vol. E89-A No. 2 pp. 503-510 Type of Manuscript: PAPER Category: Digital Signal Processing Keyword: noise reduction, adaptive line enhancer, inverse filter, feedback path,
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An Adaptive Algorithm with Variable Step-Size for Parallel Notch Filter Arata KAWAMURA Youji IIGUNI Yoshio ITOH
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2006/02/01 Vol. E89-A No. 2 pp. 511-519 Type of Manuscript: PAPER Category: Digital Signal Processing Keyword: adaptive notch filter, variable step-size, convergence characteristics, frequency estimation,
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A Noise Reduction Method Based on Linear Prediction with Variable Step-Size Arata KAWAMURA Youji IIGUNI Yoshio ITOH
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2005/04/01 Vol. E88-A No. 4 pp. 855-861 Type of Manuscript: Special Section PAPER (Special Section on Selected Papers from the 17th Workshop on Circuits and Systems in Karuizawa) Category: Keyword: noise reduction, linear prediction, variable step-size,
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Parallel Composition Based Adaptive Notch Filter: Performance and Analysis Arata KAWAMURA Yoshio ITOH James OKELLO Masaki KOBAYASHI Yutaka FUKUI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2004/07/01 Vol. E87-A No. 7 pp. 1747-1755 Type of Manuscript: PAPER Category: Digital Signal Processing Keyword: adaptive notch filter, convergence performance, frequency estimation, bias,
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A New Noise Reduction Method Using Estimated Noise Spectrum Arata KAWAMURA Kensaku FUJII Yoshio ITOH Yutaka FUKUI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2002/04/01 Vol. E85-A No. 4 pp. 784-789 Type of Manuscript: Special Section PAPER (Special Section of Selected Papers from the 14th Workshop on Circuits and Systems in Karuizawa) Category: Keyword: noise reduction, linear prediction, adaptive digital filter, signal whitening, noise reconstruction,
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