Speech coder using phase equalization and vector quantization. - Takehiro Moriya; Masaaki Honda (ICASSP, 1986)

Transform coding of speech with weighted vector quantization. - Takehiro Moriya; Masaaki Honda (ICASSP, 1987)

Transform coding of speech using a weighted vector quantizer. - Takehiro Moriya; Masaaki Honda (IEEE J. Sel. Areas Commun., 1988)

An 8 kbit/s transform coder for noisy channels. - Takehiro Moriya; Hirohito Suda (ICASSP, 1989)

4.8 kbit/s delayed decision CELP coder using tree coding. - Kazunori Mano; Takehiro Moriya (ICASSP, 1990)

Medium-delay 8 kbit/s speech coder based on conditional pitch prediction. - Takehiro Moriya (ICSLP, 1990)

Revised TC-WVQ speech coder for mobile communication system. - Tomoyuki Ohya; Hirohito Suda; Toshio Miki; Shinji Uebayashi; Takehiro Moriya (ICSLP, 1990)

Two-Channel Conjugate Vector Quantizer for Noisy Channel Speech Coding. - Takehiro Moriya (IEEE J. Sel. Areas Commun., 1992)

An 8-bit/s speech coder based on conjugate structure CELP. - Akitoshi Kataoka; Takehiro Moriya; Shinji Hayashi (ICASSP (2), 1993)

Pitch synchronous innovation CELP (PSI-CELP). - Satoshi Miki; Kazunori Mano; Hitoshi Ohmuro; Takehiro Moriya (EUROSPEECH, 1993)

Training method of the excitation codebook for CELP. - Takehiro Moriya; Satoshi Miki; Kazunori Mano; Hitoshi Ohmuro (EUROSPEECH, 1993)

A unified approach to tree-structured and multistage vector quantization for noisy channels. - Nam Phamdo; Nariman Farvardin; Takehiro Moriya (IEEE Trans. Inf. Theory, 1993)

Implementation and performance of an 8-kbit/s conjugate structure CELP speech coder. - Akitoshi Kataoka; Takehiro Moriya; Shinji Hayashi (ICASSP (2), 1994)

A pitch synchronous innovation CELP (PSI-CELP) coder for 2-4 kbit/s. - Satoshi Miki; Kazunori Mano; Takehiro Moriya; Kumiko Oguchi; Hitoshi Ohmuro (ICASSP (2), 1994)

Variable bit-rate speech coding based on PSI-CELP. - Hitoshi Ohmuro; Kazunori Mano; Takehiro Moriya (ICSLP, 1994)

8 kbit/s short and medium delay speech codecs based on CELP coding. - Shinji Hayashi; Akitoshi Kataoka; Takehiro Moriya (Eur. Trans. Telecommun., 1994)

High-quality audio-coding at less than 64 kbit/s by using transform-domain weighted interleave vector quantization (TwinVQ). - Naoki Iwakami; Takehiro Moriya; Satoshi Miki (ICASSP, 1995)

Improved CS-CELP speech coding in a noisy environment using a trained sparse conjugate codebook. - Akitoshi Kataoka; Sachiko Hosaka; Jotaro Ikedo; Takehiro Moriya; Shinji Hayashi (ICASSP, 1995)

Wideband CELP coder at 16-kbit/s with 10-ms frame. - Shigeaki Sasaki; Akitoshi Kataoka; Takehiro Moriya (EUROSPEECH, 1995)

Design of a Pitch Synchronous Innovation CELP Coder for Mobile Communications. - Kazunori Mano; Takehiro Moriya; Satoshi Miki; Hitoshi Ohmuro; Kazunaga Ikeda; Jotaro Ikedo (IEEE J. Sel. Areas Commun., 1995)

Extension and complexity reduction of TwinVQ audio coder. - Takehiro Moriya; Naoki Iwakami; Kazunaga Ikeda; Satoshi Miki (ICASSP, 1996)

Dual-Pulse CS-CELP: a toll-quality low-complexity speech coder at 7.8 kbit/s. - Hitoshi Ohmuro; Jotaro Ikedo; Takehiro Moriya; Akitoshi Kataoka; Shinji Hayashi; Kazunori Mano (ICASSP, 1996)

An 8-kb/s conjugate structure CELP (CS-CELP) speech coder. - Akitoshi Kataoka; Takehiro Moriya; Shinji Hayashi (IEEE Trans. Speech Audio Process., 1996)

A design of transform coder for both speech and audio signals at 1 bit/sample. - Takehiro Moriya; Naoki Iwakami; Akio Jin; Kazunaga Ikeda; Satoshi Miki (ICASSP, 1997)

Design and description of CS-ACELP: a toll quality 8 kb/s speech coder. - Redwan Salami; Claude Laflamme; Jean-Pierre Adoul; Akitoshi Kataoka; Shinji Hayashi; Takehiro Moriya; Claude Lamblin; Dominique Massaloux; Stéphane Proust; Peter Kroon; Yair Shoham (IEEE Trans. Speech Audio Process., 1998)

Scalable audio coder based on quantizer units of MDCT coefficients. - Akio Jin; Takehiro Moriya; Takeshi Norimatsu; Mineo Tsushima; Tomokazu Ishikawa (ICASSP, 1999)

A design of lossy and lossless scalable audio coding. - Takehiro Moriya; Naoki Iwakami; Akio Jin; Takeshi Mori (ICASSP, 2000)

A design of error robust scalable coder based on MPEG-4/Audio. - Takehiro Moriya; Takeshi Mori; Naoki Iwakami; Akio Jin (ISCAS, 2000)

Card-sized portable audio player using high quality audio coding technology TwinVQ. - Tetsuya Takahashi; Takashi Morita 003; Toshiaki Shimoda; Takao Kaneko; Takehiro Moriya (IEEE Trans. Consumer Electron., 2000)

Fast encoding algorithms for MPEG-4 TwinVQ audio tool. - Naoki Iwakami; Takehiro Moriya; Akio Jin; Takeshi Mori; Kazuaki Chikira (ICASSP, 2001)

A real-time IMT-2000 audio transmission system. - Takeshi Mori; Takao Kaneko; Takehiro Moriya; Kazunaga Ikeda (IEEE Trans. Consumer Electron., 2001)

Lossless scalable audio coder and quality enhancement. - Takehiro Moriya; Akio Jin; Takeshi Mori; Kazunaga Ikeda; Takao Kaneko (ICASSP, 2002)

Hierarchical lossless audio coding in terms of sampling rate and amplitude resolution. - Takehiro Moriya; Akio Jin; Takeshi Mori; Kazunaga Ikeda; Takao Kaneko (ICASSP (5), 2003)

Construction of a real-time music delivery system for IMT-2000 using twin VQ. - Takeshi Mori; Takao Kaneko; Naoki Iwakami; Takehiro Moriya; Kazunaga Ikeda (Syst. Comput. Jpn., 2003)

A hierarchical lossless/lossy coding system for high quality audio up to 192 kHz sampling 24 bit format. - Akio Jin; Takehiro Moriya; Kazunaga Ikeda; D. T. Yang (IEEE Trans. Consumer Electron., 2003)

Extended linear prediction tools for lossless audio coding. - Takehiro Moriya; Dai Yang; Tilman Liebchen (ICASSP (3), 2004)

A lossless audio compression scheme with random access property. - Dai Yang; Takehiro Moriya; Tilman Liebchen (ICASSP (3), 2004)

Interchannel dependency analysis of biomedical signals for efficient lossless compression by MPEG-4 ALS. - Yutaka Kamamoto; Noboru Harada; Takehiro Moriya (ICASSP, 2008)

Lossless compression of biomedical signals by MPEG-4 ALS with enhanced encoding tools. - Yutaka Kamamoto; Noboru Harada; Takehiro Moriya (MMSP, 2008)

Multichannel Linear Prediction Method Compliant with the MPEG-4 ALS. - Yutaka Kamamoto; Noboru Harada; Takehiro Moriya (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2008)

Lossless Compression of Mapped Domain Linear Prediction Residual for ITU-T Recommendation G.711.0. - Noboru Harada; Yutaka Kamamoto; Takehiro Moriya (DCC, 2010)

Low-Complexity PARCOR Coefficient Quantizer and Prediction Order Estimator for G.711.0 (Lossless Speech Coding). - Yutaka Kamamoto; Takehiro Moriya; Noboru Harada (DCC, 2010)

Enhanced Lossless Coding Tools of LPC Residual for ITU-T G.711.0. - Takehiro Moriya; Yutaka Kamamoto; Noboru Harada (DCC, 2010)

Escaped-Huffman and adaptive recursive rice coding for lossless compression of the mapped domain linear prediction residual. - Noboru Harada; Yutaka Kamamoto; Takehiro Moriya (ICASSP, 2010)

Emerging ITU-T standard G.711.0 - lossless compression of G.711 pulse code modulation. - Noboru Harada; Yutaka Kamamoto; Takehiro Moriya; Yusuke Hiwasaki; Michael A. Ramalho; Lorin Netsch; Jacek Stachurski; Lei Miao 004; Hervé Taddei; Fengyan Qi (ICASSP, 2010)

Low-complexity PARCOR coefficient quantizer and prediction order estimator for lossless speech coding. - Yutaka Kamamoto; Takehiro Moriya; Noboru Harada (ICASSP, 2010)

Enhanced lossless coding tools for prediction residual. - Takehiro Moriya; Yutaka Kamamoto; Noboru Harada (ICASSP, 2010)

Archive and Preservation of Media Content Using MPEG-A. - Noboru Harada; Yutaka Kamamoto; Takehiro Moriya; Hendry; M. S. Houari Sabirin; Munchurl Kim (IEEE Multim., 2010)

Variable-length coding of ACELP gain using Entropy-Constrained VQ. - Takayoshi Oshima; Yutaka Kamamoto; Takehiro Moriya; Nobutaka Ono; Shigeki Sagayama (ISCIT, 2012)

A playback system that synchronizes the musical phrases with listener's respiration phases. - Takashi G. Sato; Yutaka Kamamoto; Noboru Harada; Takehiro Moriya (CHI Extended Abstracts, 2013)

Simultaneous reconstruction of undersampled multichannel signals with a decayed and time-delayed common component. - Yoshifumi Shiraki; Yutaka Kamamoto; Takehiro Moriya (ICASSP, 2013)

Image processing techniques for high speed camera-based free-field optical communication. - Gabriel Pablo Nava; Yutaka Kamamoto; Takashi G. Sato; Yoshifumi Shiraki; Noboru Harada; Takehiro Moriya (ICSIPA, 2013)

Adaptive post-filtering controlled by pitch frequency for CELP-based speech coder. - Hironobu Chiba; Yutaka Kamamoto; Takehiro Moriya; Noboru Harada; Shigeki Miyabe; Takeshi Yamada; Shoji Makino (ACSSC, 2014)

Representation of spectral envelope with warped frequency resolution for audio coder. - Ryosuke Sugiura; Yutaka Kamamoto; Noboru Harada; Hirokazu Kameoka; Takehiro Moriya (EUSIPCO, 2014)

Direct linear conversion of LSP parameters for perceptual control in speech and audio coding. - Ryosuke Sugiura; Yutaka Kamamoto; Noboru Harada; Hirokazu Kameoka; Takehiro Moriya (EUSIPCO, 2014)

Golomb-rice coding optimized via LPC for frequency domain audio coder. - Ryosuke Sugiura; Yutaka Kamamoto; Noboru Harada; Hirokazu Kameoka; Takehiro Moriya (GlobalSIP, 2014)

Harmonic model for MDCT based audio coding with LPC envelope. - Takehiro Moriya; Yutaka Kamamoto; Noboru Harada; Tom Bäckström; Christian R. Helmrich; Guillaume Fuchs (EUSIPCO, 2015)

Adaptive selection of lag-window shape for linear predictive analysis in the 3GPP EVS codec. - Yutaka Kamamoto; Takehiro Moriya; Noboru Harada (GlobalSIP, 2015)

Low delay LPC and MDCT-based audio coding in the EVS codec. - Guillaume Fuchs; Christian R. Helmrich; Goran Markovic; Matthias Neusinger; Emmanuel Ravelli; Takehiro Moriya (ICASSP, 2015)

Resolution Warped Spectral Representation for Low-Delay and Low-Bit-Rate Audio Coder. - Ryosuke Sugiura; Yutaka Kamamoto; Noboru Harada; Hirokazu Kameoka; Takehiro Moriya (IEEE ACM Trans. Audio Speech Lang. Process., 2015)

Optimal Coding of Generalized-Gaussian-Distributed Frequency Spectra for Low-Delay Audio Coder With Powered All-Pole Spectrum Estimation. - Ryosuke Sugiura; Yutaka Kamamoto; Noboru Harada; Hirokazu Kameoka; Takehiro Moriya (IEEE ACM Trans. Audio Speech Lang. Process., 2015)

A High-Speed Camera-Based Approach to Massive Sound Sensing With Optical Wireless Acoustic Sensors. - Gabriel Pablo Nava; Hoang Duy Nguyen; Yutaka Kamamoto; Takashi G. Sato; Yoshifumi Shiraki; Noboru Harada; Takehiro Moriya (IEEE Trans. Computational Imaging, 2015)

Tactile Phantom Sensation for Coaching Respiration Timing. - Takashi G. Sato; Mieko Ohsuga; Hidenori Boutani; Takehiro Moriya (IEEE Trans. Haptics, 2015)

Experimental evaluation of encoding parameters of MPEG-4 ALS for high-resolution audio. - Shota Amada; Yutaka Kamamoto; Noboru Harada; Ryosuke Sugiura; Takehiro Moriya; Shoji Makino; Takeshi Yamada (GCCE, 2017)

Extraction of applause from a sound field for ambient transmission in a live viewing system. - Moe Nishikawa; Akiho Fujimori; Kazuhiko Kawahara; Akira Omoto; Yutaka Kamamoto; Takehiro Moriya (GCCE, 2017)

Flexible Synchronization in Optical Camera Communication with On-Off Keying. - Yoshifumi Shiraki; Takashi G. Sato; Yutaka Kamamoto; Takehiro Moriya (GLOBECOM Workshops, 2017)

Shape parameter estimation for generalized-Gaussian-distributed frequency spectra of audio signals. - Ryosuke Sugiura; Yutaka Kamamoto; Takehiro Moriya (ICASSP, 2017)

Audience excitement reflected in respiratory phase synchronization. - Takashi G. Sato; Yoshifumi Shiraki; Takehiro Moriya (SMC, 2017)

Heart Rate Measurement Based on Event Timing Coding Observed by Video Camera. - Takashi G. Sato; Yoshifumi Shiraki; Takehiro Moriya (IEICE Trans. Commun., 2017)

Integer Nesting/Splitting for Golomb-Rice Coding of Generalized Gaussian Sources. - Ryosuke Sugiura; Yutaka Kamamoto; Takehiro Moriya (DCC, 2018)

Spectral-Envelope-Based Least Significant Bit Management for Low-Delay Bit-Error-Robust Speech Coding. - Ryosuke Sugiura; Yutaka Kamamoto; Takehiro Moriya (ICASSP, 2018)

Optimal Golomb-Rice Code Extension for Lossless Coding of Low-Entropy Exponentially Distributed Sources. - Ryosuke Sugiura; Yutaka Kamamoto; Noboru Harada; Takehiro Moriya (IEEE Trans. Inf. Theory, 2018)

Phase Estimation Method Using Multiple Frames in Image-Sensor-Based Visible Light Communication. - Shohei Maruyama; Tomohiro Yendo; Yoshifumi Shiraki; Takashi G. Sato; Takehiro Moriya (CCNC, 2019)

Respiration rate change induced by controlling the phasic relationship between melodic sound and respiration. - Takashi G. Sato; Takehiro Moriya (EMBC, 2019)

Detecting Attention Shift from Neural Response Based on Beat-frequency-modulated Musical Excerpts. - Takashi G. Sato; Yoshifumi Shiraki; Takehiro Moriya (ICASSP, 2019)

Shape Control of Discrete Generalized Gaussian Distributions for Frequency-Domain Audio Coding. - Ryosuke Sugiura; Yutaka Kamamoto; Takehiro Moriya (IEEE ACM Trans. Audio Speech Lang. Process., 2019)

Extended-Domain Golomb Code and Symmetry of Relative Redundancy. - Ryosuke Sugiura; Yutaka Kamamoto; Takehiro Moriya (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2021)

General form of almost instantaneous fixed-to-variable-length codes and optimal code tree construction. - Ryosuke Sugiura; Yutaka Kamamoto; Takehiro Moriya (CoRR, 2022)

Modified Parametric Multichannel Wiener Filter for Low-latency Enhancement of Speech Mixtures with Unknown Number of Speakers. - Ning Guo; Tomohiro Nakatani; Shoko Araki; Takehiro Moriya (APSIPA ASC, 2023)

Deep sound-field denoiser: optically-measured sound-field denoising using deep neural network. - Kenji Ishikawa; Daiki Takeuchi; Noboru Harada; Takehiro Moriya (CoRR, 2023)

Optimal Construction of N-bit-delay Almost Instantaneous Fixed-to-Variable-Length Codes. - Ryosuke Sugiura; Masaaki Nishino; Norihito Yasuda; Yutaka Kamamoto; Takehiro Moriya (CoRR, 2023)

General Form of Almost Instantaneous Fixed-to-Variable-Length Codes. - Ryosuke Sugiura; Yutaka Kamamoto; Takehiro Moriya (IEEE Trans. Inf. Theory, 2023)

Comprehensive Noise Analysis for Acousto-Optic Measurement of Airborne Sound. - Kenji Ishikawa; Yoshifumi Shiraki; Takehiro Moriya; Atsushi Ishizawa; Kenichi Hitachi; Katsuya Oguri (IEEE Trans. Instrum. Meas., 2024)

Device for controlling the phasic relationship between melodic sound and respiration and its effect on the change in respiration rate. - Takashi G. Sato; Yuuki Ooishi; Masahiro Fujino; Takehiro Moriya (Behav. Inf. Technol., 2024)

Stereo Downmix in 3GPP IVAS for EVS Compatibility. - Takehiro Moriya; Stéphane Ragot; Arnaud Lefort; Alexandre Guérin; Noboru Harada; Ryosuke Sugiura; Yutaka Kamamoto (ICASSP, 2025)

Acousto-Optic Reconstruction of Exterior Sound Field Based on Concentric Circle Sampling With Circular Harmonic Expansion. - Phuc Duc Nguyen; Kenji Ishikawa; Noboru Harada; Takehiro Moriya (IEEE Trans. Instrum. Meas., 2025)