Echo return loss required for acoustic echo canceller based on subjective assessment. - Hiroshi Yasukawa; Masakazu Nishino; Kaoru Ishimaru; Hideyo Murakami (ICASSP, 1986)

In-service monitoring methods-better ways to assure service quality of digital transmission. - Naoshi Sato; Koichi Asatani; Hideyo Murakami; Robert E. Mallon; Susan R. Hughes; Thomas L. Graff (IEEE J. Sel. Areas Commun., 1994)

New global networks and issues in network performance and QoS. - Terufumi Shinomiya; Takanori Hayashi 001; Hideyo Murakami (ICC, 1999)