Adaptive DPCM for broadcast-quality TV transmission of composite NTSC signal. - Toru Shibuya; Norio Suzuki; Noboru Kawayachi; Toshio Koga (VCIP, 1993)

DSP implementation and performance evaluation of a compact stereo echo canceller. - Akihiro Hirano; Akihiko Sugiyama; Yasuhiro Arasawa; Noboru Kawayachi (ICASSP (2), 1994)