Two chip DSP implementation on gate array. - Osamu Hamada; Naohisa Kitazato; Taro Nakagami (ICASSP, 1986)

An audio sampling frequency conversion using digital signal processors. - Yasushi Katsumata; Osamu Hamada (ICASSP, 1986)

Unfalsified parameter space design of PID controllers for nonlinear plants. - Masami Saeki; Akihisa Takahashi; Osamu Hamada; Nobutaka Wada (CCA, 2004)