| 2012 | GLOBECOM | Adaptive video pacing method based on the prediction of stochastic TCP throughput. | Kozo Satoda, Hiroshi Yoshida, Hironori Ito, Kazunori Ozawa |
| 2008 | WoWMoM | Low complexity real-time video transcoders for mobile video applications. | Kazunori Ozawa, Hironori Ito, Kazuteru Watanabe, R. Takeshima, Kazuhiro Koyama |
| 1999 | ICASSP | 4 kb/s multi-pulse based CELP speech coding using excitation switching. | Kazunori Ozawa |
| 1998 | ICASSP | An adaptive multi-rate speech codec based on MP-CELP coding algorithm for ETSI AMR standard. | Hironori Ito, Masahiro Serizawa, Kazunori Ozawa, Toshiyuki Nomura |
| 1998 | ICASSP | A bitrate and bandwidth scalable CELP coder. | Toshiyuki Nomura, Masahiro Iwadare, Masahiro Serizawa, Kazunori Ozawa |
| 1998 | ICASSP | High quality multi-pulse based CELP speech coding at 6.4 kb/s and its subjective evaluation. | Kazunori Ozawa, Masahiro Serizawa |
| 1998 | ICASSP | High quality multi-pulse based CELP speech coding at 6.4 kb/s and its subjective evaluation. | Kazunori Ozawa, Masahiro Serizawa |
| 1996 | ICASSP | Low-delay CELP with multi-pulse VQ and fast search for GSM EFR. | Shinichi Taumi, Kazunori Ozawa, Toshiyuki Nomura, Masahiro Serizawa |
| 1995 | ICASSP | 4 kbps improved pitch prediction CELP speech coding with 20 ms frame. | Masahiro Serizawa, Kazunori Ozawa |
| 1994 | ICASSP | M-LCELP speech coding at 4 kbps. | Kazunori Ozawa, Masahiro Serizawa, Toshiki Miyano, Toshiyuki Nomura |
| 1994 | Interspeech | 4kb/s speech coding with small computational amount and memory requirement: ULCELP. | Keiichi Funaki, Kazunaga Yoshida, Kazunori Ozawa |
| 1994 | VTC | Effective channel coding combined with low bit-rate speech coding for digital cellular system. | Masao Ikekawa, Toshiki Miyano, Toshiyuki Nomura, Kazunori Ozawa |
| 1993 | Interspeech | M-LCELP speech coding at bit-rates below 4kbps. | Kazunori Ozawa, Masahiro Serizawa, Toshiki Miyano, Toshiyuki Nomura |
| 1992 | ICASSP | 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 |
| 1991 | ICASSP | 4 kb/s improved CELP coder with efficient vector quantization. | Kazunori Ozawa, Toshiki Miyano |
| 1990 | Interspeech | 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 |
| 1990 | Interspeech | Improvement on 8 kb/s CELP using learned codebook: LCELP. | Toshiki Miyano, Kazunori Ozawa |
| 1990 | Interspeech | English speech training using voice conversion. | Keiko Nagano, Kazunori Ozawa |
| 1990 | Interspeech | 11.2 kb/s LCELP speech codec for digital cellular radio. | Yoshihiro Unno, Makio Nakamura, Toshifumi Sato, Toshiki Miyano, Kazunori Ozawa |
| 1989 | Interspeech | A 4.8 kb/s high-quality speech coding using various types of excitation signals. | Kazunori Ozawa |
| 1988 | ICASSP | 2.4 kbps pitch prediction multi-pulse speech coding. | Shigeru Ono, Kazunori Ozawa |
| 1986 | ICASSP | Low bit rate multi-pulse speech coder with natural speech quality. | Kazunori Ozawa, Takashi Araseki |
| 1986 | ICASSP | High quality multi-pulse speech coder with pitch prediction. | Kazunori Ozawa, Takashi Araseki |
| 1985 | ICASSP | A multi-pulse LPC speech codec using digital signal processors. | Y. Wake, S. Tanaka, Kazunori Ozawa, Takashi Araseki |
| 1983 | ICASSP | An adaptive echo canceller using digital signal processor LSI chips. | Kazunori Ozawa, Takashi Araseki, Yasuo Itoh |
| 1982 | ICASSP | A 32 kb/s toll quality ADPCM codec using a single chip signal processor. | Takao Nishitani, Shinichi Aikoh, Takashi Araseki, Kazunori Ozawa, Rikio Maruta |