Kazunori Ozawa

According to our database, Kazunori Ozawa authored at least 30 papers between 1982 and 2013.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2013

Design principles of an operator-owned highly distributed content delivery network.

Stella Spagna, Marco Liebsch, Roberto Baldessari, Saverio Niccolini, Stefan Schmid, Rosario Giuseppe Garroppo, Kazunori Ozawa, Jun Awano

IEEE Commun. Mag., 2013

2012

Adaptive video pacing method based on the prediction of stochastic TCP throughput.

Kozo Satoda, Hiroshi Yoshida, Hironori Ito, Kazunori Ozawa

Proceedings of the 2012 IEEE Global Communications Conference, 2012

2009

Low Complexity Speech Mixing with Speech Codecs Based on Predictive Coding for Multimedia Conferences.

Hironori Ito, Kazunori Ozawa

IEICE Trans. Commun., 2009

2008

Low complexity real-time video transcoders for mobile video applications.

Kazunori Ozawa, Hironori Ito, Kazuteru Watanabe, R. Takeshima, Kazuhiro Koyama

Proceedings of the 9th IEEE International Symposium on a World of Wireless, 2008

2007

Low Complexity Real-Time Video Transcoders for Video Upload and Retrieval Applications.

Kazunori Ozawa, Hironori Ito, Kazuteru Watanabe, Kazuhiro Koyama, Atsushi Murashima

Proceedings of the IEEE Workshop on Signal Processing Systems, 2007

1999

4 kb/s multi-pulse based CELP speech coding using excitation switching.

Kazunori Ozawa

Proceedings of the 1999 IEEE International Conference on Acoustics, 1999

1998

High quality multi-pulse based CELP speech coding at 6.4 kb/s and its subjective evaluation.

Kazunori Ozawa, Masahiro Serizawa

Proceedings of the 1998 IEEE International Conference on Acoustics, 1998

A bitrate and bandwidth scalable CELP coder.

Toshiyuki Nomura, Masahiro Iwadare, Masahiro Serizawa, Kazunori Ozawa

Proceedings of the 1998 IEEE International Conference on Acoustics, 1998

An adaptive multi-rate speech codec based on MP-CELP coding algorithm for ETSI AMR standard.

Hironori Ito, Masahiro Serizawa, Kazunori Ozawa, Toshiyuki Nomura

Proceedings of the 1998 IEEE International Conference on Acoustics, 1998

1996

Low-delay CELP with multi-pulse VQ and fast search for GSM EFR.

Shinichi Taumi, Kazunori Ozawa, Toshiyuki Nomura, Masahiro Serizawa

Proceedings of the 1996 IEEE International Conference on Acoustics, 1996

1995

4 kbps Improved Pitch Prediction CELP Speech Coding with 20 msec Frame.

Masahiro Serizawa, Kazunori Ozawa

IEICE Trans. Inf. Syst., 1995

4 kbps improved pitch prediction CELP speech coding with 20 ms frame.

Masahiro Serizawa, Kazunori Ozawa

Proceedings of the 1995 International Conference on Acoustics, 1995

1994

Effective channel coding combined with low bit-rate speech coding for digital cellular system.

Masao Ikekawa, Toshiki Miyano, Toshiyuki Nomura, Kazunori Ozawa

Proceedings of 44th IEEE Vehicular Technology Conference: Creating Tomorrow's Mobile Systems, 1994

4kb/s speech coding with small computational amount and memory requirement: ULCELP.

Keiichi Funaki, Kazunaga Yoshida, Kazunori Ozawa

Proceedings of the 3rd International Conference on Spoken Language Processing, 1994

M-LCELP speech coding at 4 kbps.

Kazunori Ozawa, Masahiro Serizawa, Toshiki Miyano, Toshiyuki Nomura

Proceedings of ICASSP '94: IEEE International Conference on Acoustics, 1994

1993

M-LCELP speech coding at bit-rates below 4kbps.

Kazunori Ozawa, Masahiro Serizawa, Toshiki Miyano, Toshiyuki Nomura

Proceedings of the Third European Conference on Speech Communication and Technology, 1993

1992

Improved 4.8 kb/s CELP coding using two-stage vector quantization with multiple candidates (LCELP).

Toshiki Miyano, Masahiro Serizawa, Junichi Takizawa, Shigeji Ikeda, Kazunori Ozawa

Proceedings of the 1992 IEEE International Conference on Acoustics, 1992

1991

4 kb/s improved CELP coder with efficient vector quantization.

Kazunori Ozawa, Toshiki Miyano

Proceedings of the 1991 International Conference on Acoustics, 1991

1990

11.2 kb/s LCELP speech codec for digital cellular radio.

Yoshihiro Unno, Makio Nakamura, Toshifumi Sato, Toshiki Miyano, Kazunori Ozawa

Proceedings of the First International Conference on Spoken Language Processing, 1990

English speech training using voice conversion.

Keiko Nagano, Kazunori Ozawa

Proceedings of the First International Conference on Spoken Language Processing, 1990

Improvement on 8 kb/s CELP using learned codebook: LCELP.

Toshiki Miyano, Kazunori Ozawa

Proceedings of the First International Conference on Spoken Language Processing, 1990

A rule-based speech synthesizer using pitch controlled residual wave excitation method.

Kazuhiko Iwata, Yukio Mitome, Jun Kametani, Minoru Akamatsu, Seimitsu Tomotake, Kazunori Ozawa, Takao Watanabe

Proceedings of the First International Conference on Spoken Language Processing, 1990

1989

A 4.8 kb/s high-quality speech coding using various types of excitation signals.

Kazunori Ozawa

Proceedings of the First European Conference on Speech Communication and Technology, 1989

1988

2.4 kbps pitch prediction multi-pulse speech coding.

Shigeru Ono, Kazunori Ozawa

Proceedings of the IEEE International Conference on Acoustics, 1988

1986

A Study on Pulse Search Algorithms for Multipulse Excited Speech Coder Realization.

Kazunori Ozawa, Shigeru Ono, Takashi Araseki

IEEE J. Sel. Areas Commun., 1986

High quality multi-pulse speech coder with pitch prediction.

Kazunori Ozawa, Takashi Araseki

Proceedings of the IEEE International Conference on Acoustics, 1986

Low bit rate multi-pulse speech coder with natural speech quality.

Kazunori Ozawa, Takashi Araseki

Proceedings of the IEEE International Conference on Acoustics, 1986

1985

A multi-pulse LPC speech codec using digital signal processors.

Y. Wake, S. Tanaka, Kazunori Ozawa, Takashi Araseki

Proceedings of the IEEE International Conference on Acoustics, 1985

1983

An adaptive echo canceller using digital signal processor LSI chips.

Kazunori Ozawa, Takashi Araseki, Yasuo Itoh

Proceedings of the IEEE International Conference on Acoustics, 1983

1982

A 32 kb/s toll quality ADPCM codec using a single chip signal processor.

Takao Nishitani, Shinichi Aikoh, Takashi Araseki, Kazunori Ozawa, Rikio Maruta

Proceedings of the IEEE International Conference on Acoustics, 1982