高橋 広樹¹, 長谷川 英之^{1, 2}, 金井 浩^{1, 2}

Hiroki TAKAHASHI¹, Hideyuki HASEGAWA^{1, 2}, Hiroshi KANAI^{1, 2}

¹東北大学大学院医工学研究科医工学専攻, ²東北大学大学院工学研究科電子工学専攻

¹Department of Biomedical Engineering, Graduate School of Biomedical Engineering, ²Department of Electronic Engineering, Graduate School of Engineering, Tohoku University

キーワード : ultrasonic RF echo, identification of heart wall, coherence function, phased tracking method, <I>in vivo</I> experiment