All-SIP Mobility: Session Continuity on Handover in Heterogeneous Access Environment. - Naoya Seta; Haruya Miyajima; Liang Zhang; Hideki Hayashi; Teruya Fujii (VTC Spring, 2007)

Fast Authentication Based on Heuristic Movement Prediction for Seamless Handover in Wireless Access Environment. - Liang Zhang; Naoya Seta; Haruya Miyajima; Hideki Hayashi (WCNC, 2007)

An implementation of enhanced all-SIP mobility. - Haruya Miyajima; Liang Zhang; Hideki Hayashi; Teruya Fujii (PIMRC, 2008)

An Effective SIP Security Solution for Heterogeneous Mobile Networks. - Liang Zhang; Haruya Miyajima; Hideki Hayashi (ICC, 2009)

An innovative SIP security mechanism with seamless mobility support. - Liang Zhang; Haruya Miyajima; Hideki Hayashi (WCNC, 2009)

A Prototype System for Evaluating Multi-Cell Cooperative Transmission in Asynchronous Mobile Radio Networks. - Haruya Miyajima; Manabu Mikami; Hideki Hayashi; Teruya Fujii (VTC Fall, 2011)

Field Evaluations on a Prototype System of Cooperative Multi-Cell MIMO Transmission for Asynchronous Inter-Site Base Station Networks. - Manabu Mikami; Masayuki Miyashita; Haruya Miyajima; Kenji Hoshino; Hitoshi Yoshino; Teruya Fujii (VTC Spring, 2012)

A Balloon-Based Wireless Relay System for Disaster Response. - Junichi Nakajima; Yoshichika Ohta; Haruya Miyajima; Mitsuyoshi Tokunaga; Yosuke Sugita; Hideki Omote; Hideki Hayashi; Teruya Fujii (VTC Fall, 2015)