Akihiko Sugiyama

102 papers A 1C 14Misc 34Journal 25Unranked 27
YearRankTypeTitle / Venue / Authors
2025 Misc conf
Advances in Microphone Array Processing and Multichannel Speech Enhancement.
ICASSP
Gongping Huang, Jesper Rindom Jensen, Jingdong Chen, Jacob Benesty, Mads Græsbøll Christensen, Akihiko Sugiyama, Gary W. Elko, Tomas Gänsler
2023 Misc conf
Adaptive Noise Canceller Algorithm with SNR-Based Stepsize and Data-Dependent Averaging.
ICASSP
Akihiko Sugiyama
2023 C conf
Adaptive Noise Canceller Algorithm with an SNR-Based Stepsize and Controlled Averaging.
ICCE
Akihiko Sugiyama
2023 J jnl
Audio Signal Processing in the 21st Century: The important outcomes of the past 25 years.
IEEE Signal Process. Mag.
Gaël Richard, Paris Smaragdis, Sharon Gannot, Patrick A. Naylor, Shoji Makino, Walter Kellermann, Akihiko Sugiyama
2023 Misc conf
Linear Microphone Array Parallel to the Driving Direction for in-Car Speech Enhancement.
ICASSP
Masanori Tsujikawa, Akihiko Sugiyama, Ken Hanazawa, Yoshinobu Kajikawa
2023 C conf
Technical Writing Method Based on a Three-Point Analysis and a Slide-First Principle.
FIE
Akihiko Sugiyama
2022 Misc conf
Robust Adaptive Noise Canceller Algorithm with Snr-Based Stepsize Control and Noise-Path Gain Compensation.
ICASSP
Akihiko Sugiyama
2022 C conf
Robust Noise Canceller Algorithm with SNR-Based Stepsize Control and Gain Adjustment.
ICCE
Akihiko Sugiyama
2022 — conf
User Preference Between Residual Noise And Speech Distortion In Speech Enhancement.
IWAENC
Akihiko Sugiyama, Osamu Shimada, Toshiyuki Nomura
2021 J jnl
Innovation, Standardization, and Business Success in Media Signal Processing.
IEEE Consumer Electron. Mag.
Akihiko Sugiyama, Masahiro Serizawa
2021 C conf
Robust Convergence Algorithm for Adaptive Noise Cancellers with SNR-Based Stepsize Control.
ICCE
Akihiko Sugiyama
2020 C conf
Fast Convergence Algorithm for Adaptive Noise Cancellers with SNR-Based Stepsize Control.
ICCE
Akihiko Sugiyama
2020 Misc conf
Fast Start-Up Algorithm for Adaptive Noise Cancellers with Novel SNR Estimation and Stepsize Control.
ICASSP
Akihiko Sugiyama
2019 J jnl
A Hearing Device With an Adaptive Noise Canceller for Noise-Robust Voice Input.
IEEE Trans. Consumer Electron.
Ryoji Miyahara, Kouji Oosugi, Akihiko Sugiyama
2019 Misc conf
A Noise Robust Hearable Device with an Adaptive Noise Canceller and Its DSP Implementation.
ICASSP
Akihiko Sugiyama, Ryoji Miyahara, Kouji Oosugi
2019 C conf
A Noise Robust Hearable Device with an Adaptive Noise Canceller and Its DSP Implementation.
ICCE
Akihiko Sugiyama, Ryoji Miyahara, Kouji Oosugi
2019 C conf
Scene Exchange: An Audio Processor to Replace the Background Signal for a Different Scene.
ICCE
Akihiko Sugiyama, Ryoji Miyahara
2019 A conf
Simultaneous Detection and Localization of a Wake-Up Word Using Multi-Task Learning of the Duration and Endpoint.
INTERSPEECH
Takashi Maekaku, Yusuke Kida, Akihiko Sugiyama
2018 J jnl
A Directional Noise Suppressor with a Specified Constant Beamwidth.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Ryoji Miyahara, Akihiko Sugiyama
2018 J jnl
A Stereo Wind-Noise Suppressor with Null Beamforming and Frequency-Domain Noise Averaging.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Masanori Kato, Akihiko Sugiyama, Tatsuya Komatsu
2018 J jnl
A Wind-Noise Suppressor with SNR Based Wind-Noise Detection and Speech-Wind Discrimination.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Masanori Kato, Akihiko Sugiyama
2018 Misc conf
Adaptive Noise Canceller with Snr Estimate Switchover for Stepsize Control.
ICASSP
Akihiko Sugiyama
2018 C conf
Adaptive noise canceller with two SNR estimates for stepsize control.
ICCE
Akihiko Sugiyama
2018 J jnl
An Auto-Focusing-Noise Suppressor for Cell-Phone Videos Based on Multiple Noise References and Spectral Gain Selection.
IEEE Trans. Consumer Electron.
Ryoji Miyahara, Akihiko Sugiyama
2018 J jnl
Gain Relaxation: A Solution to Overlooked Performance Degradation in Speech Recognition with Signal Enhancement.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Ryoji Miyahara, Akihiko Sugiyama
2017 C conf
A tablet personal computer with diagonal microphone placement for the landscape/portrait interchangeable mode.
ICCE
Akihiko Sugiyama, Ryoji Miyahara
2017 Misc conf
Automatic gain control with integrated signal enhancement for specified target and background-noise levels.
ICASSP
Akihiko Sugiyama, Ryoji Miyahara
2017 Misc conf
Diagonal microphone placement for the landscape/portrait interchangeable mode of a personal computer.
ICASSP
Ryoji Miyahara, Akihiko Sugiyama
2016 C conf
A distant signal pick-up system for audio recording with a constant background-noise level.
ICCE
Akihiko Sugiyama, Ryoji Miyahara
2016 Misc conf
Gain relaxation: A useful technique for signal enhancement with an unaware local noise source targeted at speech recognition.
ICASSP
Ryoji Miyahara, Akihiko Sugiyama
2015 Misc conf
A directional noise suppressor with a specified beamwidth.
ICASSP
Akihiko Sugiyama, Ryoji Miyahara
2015 — conf
A directional noise suppressor with an adjustable constant beamwidth for multichannel signal enhancement.
EUSIPCO
Akihiko Sugiyama, Ryoji Miyahara
2015 C conf
A wind-noise suppressor with wind-burst detection based on a stationary noise estimate.
ICCE
Akihiko Sugiyama, Masanori Kato, Ryoji Miyahara
2015 — conf
Tutorial sessions: Lazy and easy technical writing.
GCCE
Akihiko Sugiyama
2014 — conf
A lowdistortion noise canceller with a novel stepsize control and conditional cancellation.
EUSIPCO
Akihiko Sugiyama, Ryoji Miyahara
2014 Misc conf
A new generalized sidelobe canceller with a compact array of microphones suitable for mobile terminals.
ICASSP
Akihiko Sugiyama, Ryoji Miyahara
2014 C conf
A tapping-noise suppressor with magnitude-weighted phase-based detection for smartphones.
ICCE
Akihiko Sugiyama, Ryoji Miyahara
2014 — conf
A wind-noise suppressor based on wind-onset detection and spectral gain modification.
IWAENC
Masanori Kato, Akihiko Sugiyama
2014 Misc conf
An auto-focusing noise suppressor for cellphone movies based on phase randomization and power compensation.
ICASSP
Ryoji Miyahara, Akihiko Sugiyama
2013 C conf
A zooming-noise suppressor with no a priori information for digital still cameras.
ICCE
Akihiko Sugiyama, Ryoji Miyahara
2013 Misc conf
An auto-focusing noise suppressor for cellphone movies based on peak preservation and phase randomization.
ICASSP
Ryoji Miyahara, Akihiko Sugiyama
2013 — conf
Impact-noise suppression with phase-based detection.
EUSIPCO
Akihiko Sugiyama, Ryoji Miyahara, Kwangsoo Park
2013 Misc conf
Phase randomization - A new paradigm for single-channel signal enhancement.
ICASSP
Akihiko Sugiyama, Ryoji Miyahara
2013 — conf
Tapping-noise suppression with magnitude-weighted phase-based detection.
WASPAA
Akihiko Sugiyama, Ryoji Miyahara
2012 C conf
An auto-focusing-noise suppressor for cellphone movies based on multiple noise references.
ICCE
Akihiko Sugiyama, Ryoji Miyahara
2011 Misc conf
An adaptive noise canceller with adaptive delay compensation for a distant noise source.
ICASSP
Akihiko Sugiyama, Ryoji Miyahara, Masanori Kato
2010 J jnl
A Low Complexity Noise Suppressor with Hybrid Filterbanks and Adaptive Time-Frequency Tiling.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Osamu Shimada, Akihiko Sugiyama, Toshiyuki Nomura
2010 J jnl
A Single-Chip Speech Dialogue Module and Its Evaluation on a Personal Robot, PaPeRo-Mini.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Miki Sato, Toru Iwasawa, Akihiko Sugiyama, Toshihiro Nishizawa, Yosuke Takano
2010 Misc conf
A stereo echo canceller with simultaneous input-sliding and sliding-period control.
ICASSP
Akihiko Sugiyama, Yuusuke Mizuno, Akihiro Hirano, Kenji Nakayama
2009 Misc conf
A robust NLMS algorithm with a novel noise modeling based on stationary/nonstationary noise decomposition.
ICASSP
Akihiko Sugiyama
2009 Misc conf
A single-chip speech dialogue module and its evaluation on a personal robot, PaPeRo-mini.
ICASSP
Miki Sato, Toru Iwasawa, Akihiko Sugiyama, Toshihiro Nishizawa, Yosuke Takano
2009 — conf
A stereo echo canceller with simultaneous 2-channel input slides for fast convergence and good sound localization.
EUSIPCO
Akihiko Sugiyama, Yuusuke Mizuno, Laurent Kazdaghli, Akihiro Hirano, Kenji Nakayama
2009 J jnl
Foreword.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Akihiko Sugiyama
2009 J jnl
Tradeoff Between Complexity and Memory Size in the 3GPP Enhanced aacPlus Decoder: Speed-Conscious and Memory-Conscious Decoders on a 16-Bit Fixed-Point DSP.
J. Signal Process. Syst.
Osamu Shimada, Toshiyuki Nomura, Akihiko Sugiyama, Masahiro Serizawa
2008 — conf
A new robust adaptation mode controller based on a normalized cross-correlation with multiple symmetric leaky blocking matrices for adaptive microphone arrays.
EUSIPCO
Thanh Phong Hua, Akihiko Sugiyama, Régine Le Bouquin Jeannes, Gérard Faucon
2007 — conf
A new DOA estimation method using a circular microphone array.
EUSIPCO
Amin Karbasi, Akihiko Sugiyama
2007 — conf
Implementation of a Multipurpose Noise Suppressor Based on a Novel Scalable Framework.
ICASSP (2)
Kazuhiro Yamato, Akihiko Sugiyama, Masanori Kato
2006 — conf
A DOA estimation method for an arbitrary triangular microphone arrangement.
EUSIPCO
Amin Karbasi, Akihiko Sugiyama
2006 — conf
A Low-Complexity Noise Suppressor with Nonuniform Subbands and a Frequency-Domain Highpass Filter.
ICASSP (1)
Masanori Kato, Akihiko Sugiyama
2006 J jnl
A Stereo Echo Canceler with Input Slides and Counter-Lateralization.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Akihiko Sugiyama, Yann Joncour, Akihiro Hirano, Takao Nishitani, Gérard Faucon
2006 — conf
A new adaptation mode controller for adaptive microphone arrays based on nested and symmetric leaky blocking matrices.
EUSIPCO
Thanh Phong Hua, Akihiko Sugiyama, Régine Le Bouquin Jeannes, Gérard Faucon
2006 — conf
An Acoustic ECHO Suppressor Based on a Frequency-Domain Model of Highly Nonlinear Residual ECHO.
ICASSP (5)
Osamu Hoshuyama, Akihiko Sugiyama
2006 J jnl
Nonlinear Acoustic Echo Suppressor Based on Spectral Correlation between Residual Echo and Echo Replica.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Osamu Hoshuyama, Akihiko Sugiyama
2006 — conf
Tradeoff between complexity and memory size in the 3GPP enhanced aacPlus decoder: Speed-conscious and memory-conscious decoders on a 16-bit fixed-point DSP.
EUSIPCO
Osamu Shimada, Toshiyuki Nomura, Akihiko Sugiyama, Masahiro Serizawa
2005 J jnl
An Adaptive Noise Canceller with Low Signal-Distortion Based on Variable Stepsize Subfilters for Human-Robot Communication.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Miki Sato, Akihiko Sugiyama, Shinichi Ohnaka
2005 J jnl
Near-Field Sound-Source Localization Based on a Signed Binary Code.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Miki Sato, Akihiko Sugiyama, Osamu Hoshuyama, Nobuyuki Yamashita, Yoshihiro Fujita
2005 — conf
Noise-robust double-talk detection based on normalized cross correlation and a noise offset.
ICASSP (3)
Akihiko Sugiyama, Jérôme Berclaz, Miki Sato
2004 — conf
A generalized proportionate variable step-size algorithm for fast changing acoustic environments.
ICASSP (4)
Osamu Hoshuyama, Rafik A. Goubran, Akihiko Sugiyama
2004 — conf
Acoustic echo cancellation for conference systems.
EUSIPCO
Akihiko Sugiyama, Akihiro Hirano, Kenji Nakayama
2004 — conf
An adaptive noise canceler with low signal-distortion based on variable stepsize subfilters for human-robot communication.
ICASSP (4)
Miki Sato, Akihiko Sugiyama, Shinichi Ohnaka
2003 — conf
A family of 3GPP-standard noise suppressors for the AMR codec and the evaluation results.
ICASSP (1)
Masanori Kato, Akihiko Sugiyama, Masahiro Serizawa
2002 J jnl
A fast convergence algorithm for sparse-tap adaptive FIR filters identifying an unknown number of dispersive regions.
IEEE Trans. Signal Process.
Akihiko Sugiyama, Shigeji Ikeda, Akihiro Hirano
2002 J jnl
Noise Suppression with High Speech Quality Based on Weighted Noise Estimation and MMSE STSA.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Masanori Kato, Akihiko Sugiyama, Masahiro Serizawa
2002 Misc conf
Noise suppression with synthesis windowing and pseudo noise injection.
ICASSP
Akihiko Sugiyama, Thanh Phong Hua, Masanori Kato, Masahiro Serizawa
2001 J jnl
A stereo echo canceler with correct echo-path identification based on an input-sliding technique.
IEEE Trans. Signal Process.
Akihiko Sugiyama, Yann Joncour, Akihiro Hirano
2001 Misc conf
An efficient multichannel line echo canceler algorithm for PSTN and VoIP/VoDSL applications.
ICASSP
Akihiko Sugiyama, Tetsuro Yamaji
2001 — ch.
Robust Adaptive Beamforming.
Microphone Arrays
Osamu Hoshuyama, Akihiko Sugiyama
2000 J jnl
MPEG-4 natural audio coding.
Signal Process. Image Commun.
Karlheinz Brandenburg, Oliver Kunz, Akihiko Sugiyama
1999 J jnl
A robust adaptive beamformer for microphone arrays with a blocking matrix using constrained adaptive filters.
IEEE Trans. Signal Process.
Osamu Hoshuyama, Akihiko Sugiyama, Akihiro Hirano
1999 Misc conf
An adaptive microphone array with good sound quality using auxiliary fixed beamformers and its DSP implementation.
ICASSP
Osamu Hoshuyama, Akihiko Sugiyama
1999 J jnl
An adaptive noise canceller with low signal distortion for speech codecs.
IEEE Trans. Signal Process.
Shigeji Ikeda, Akihiko Sugiyama
1998 Misc conf
A real time robust adaptive microphone array controlled by an SNR estimate.
ICASSP
Osamu Hoshuyama, Brigitte Begasse, Akihiko Sugiyama, Akihiro Hirano
1998 Misc conf
A stereo echo canceler with pre-processing for correct echo-path identification.
ICASSP
Yann Joncour, Akihiko Sugiyama
1998 — conf
DSP implementation and performance evaluation of a stereo echo canceler with pre-processing.
EUSIPCO
Yann Joncour, Akihiko Sugiyama, Akihiro Hirano
1997 Misc conf
A robust adaptive microphone array with improved spatial selectivity and its evaluation in a real environment.
ICASSP
Osamu Hoshuyama, Akihiko Sugiyama, Akihiro Hirano
1997 Misc conf
An efficient tonal component coding algorithm for MPEG-2 Audio NBC.
ICASSP
Yuichiro Takamizawa, Masahiro Iwadare, Akihiko Sugiyama
1996 Misc conf
A robust adaptive beamformer for microphone arrays with a blocking matrix using constrained adaptive filters.
ICASSP
Osamu Hoshuyama, Akihiko Sugiyama
1996 Misc conf
DSP implementation and performance evaluation of sparse-tap adaptive FIR filters with tap-position control.
ICASSP
Akihiro Hirano, Akihiko Sugiyama, Shigeji Ikeda
1995 Misc conf
A new adaptive intersubband tap-assignment algorithm for subband adaptive filters.
ICASSP
Akihiko Sugiyama, Frédéric Landais
1995 Misc conf
A noise-robust stochastic gradient algorithm with an adaptive step-size suitable for mobile hands-free telephones.
ICASSP
Akihiro Hirano, Akihiko Sugiyama
1994 — conf
A fast convergence algorithm for sparse-tap adaptive FIR filters for an unknown number of multiple echoes.
ICASSP (3)
Shigeji Ikeda, Akihiko Sugiyama
1994 — conf
DSP implementation and performance evaluation of a compact stereo echo canceller.
ICASSP (2)
Akihiro Hirano, Akihiko Sugiyama, Yasuhiro Arasawa, Noboru Kawayachi
1993 — conf
An interference-robust stochastic gradient algorithm with a gradient-adaptive step-size.
ICASSP (3)
Akihiko Sugiyama
1992 J jnl
A 128 kb/s Hi-Fi Audio CODEC Based on Adaptive Transform Coding with Adaptive Block Size MDCT.
IEEE J. Sel. Areas Commun.
Masahiro Iwadare, Akihiko Sugiyama, Fumie Hazu, Akihiro Hirano, Takao Nishitani
1991 Misc conf
A fast convergence algorithm for adaptive FIR filters with coarsely located taps.
ICASSP
Shigeji Ikeda, Akihiko Sugiyama
1990 Misc conf
Adaptive transform coding with an adaptive block size (ATC-ABS).
ICASSP
Akihiko Sugiyama, Fumie Hazu, Masahiro Iwadare, Takao Nishitani
1990 — conf
Adaptive transform coding with an adaptive block size using a modified DCT.
ICSLP
Fumie Hazu, Akihiko Sugiyama, Masahiro Iwadare, Takao Nishitani
1989 Misc conf
A fast convergence algorithm for adaptive FIR filters.
ICASSP
Akihiko Sugiyama, M. N. S. Swamy, Eugene I. Plotkin
1989 J jnl
An ISDN echo-cancelling transceiver chip set for 2B1Q coded U-interface.
IEEE J. Solid State Circuits
Yutaka Takahashi, Masahiro Takahara, Takayoshi Makabe, Daijiro Inami, Masahiko Ohno, Fujio Nakagawa, Tetsu Koyama, Akihiko Sugiyama, Masao Chatani, Renya Ikeda
1986 — conf
A Decision Feedback Equalizer for ISDN Subscriber Loop Transmission.
ICC
Akihiko Sugiyama, Akira Kanemasa, Shin'ichi Koike
1986 J jnl
An ISDN Subscriber Loop Transmission System Based on Echo Cancellation Technique.
IEEE J. Sel. Areas Commun.
Akira Kanemasa, Akihiko Sugiyama, Shin'ichi Koike, Tetsu Koyama
1986 Misc conf
An adaptive filter convergence method for echo cancellation and decision feedback equalization.
ICASSP
Akira Kanemasa, Akihiko Sugiyama