Synchronous Tandem Algorithm for 32-kbit/s ADPCM. - Masahiro Taka; Rikio Maruta; Alain Le Guyader (IEEE Trans. Commun., 1985)

Adaptive predictive coding with dynamic quantization adjustment (APC-DQA) at 16 kbits/s. - Yasuhiko Tada; Masahiro Taka (ICASSP, 1986)

CCITT Standardizing activities on speech coding. - Masahiro Taka; Xavier Maitre (ICASSP, 1986)

Digital signal processing in a 16kbps APC-AB codec by fixed point digital signal processor (FDSP-3). - Yoshihiro Tomita; Shigeyuki Unagami; Tomohiko Taniguchi; Yasuhiko Tada; Masahiro Taka (ICASSP, 1986)

Applications of 7 KHZ-Band Digital Speech Signal at 64 KBPS to ISDN & Non-ISDN. - Tomonori Aoyama; Shoji Shimada; Masahiro Taka; Yuji Inoue (ICC, 1986)

16 kbit/s APC/AB Coder Using a Single Chip Digital Signal Processor. - Yasuhiko Tada; Masahiro Taka; Kouichi Honma (ICC, 1986)

DSP implementations of sophisticated speech codecs. - Masahiro Taka; Rikio Maruta; Shigeyuki Unagami (IEEE J. Sel. Areas Commun., 1988)

Multimedia multipoint teleconference system using the 7 kHz audio coding standard at 64 kbit/s. - Masahiro Taka; Shoji Shimada; Tomonori Aoyama (IEEE J. Sel. Areas Commun., 1988)

Missing packet recovery techniques for low-bit-rate coded speech. - Junji Suzuki; Masahiro Taka (IEEE J. Sel. Areas Commun., 1989)

Speech coding technology for ATM networks. - Nobuhiko Kitawaki; Hiromi Nagabuchi; Masahiro Taka; Kenzo Takahashi (IEEE Commun. Mag., 1990)

Network reliability design techniques to improve customer satisfaction. - Masahiro Taka; Takeo Abe (IEEE Commun. Mag., 1994)