Adaptive laplacian-gaussian filter method for edge detection and diameter estimation of coronary arteries on cineangiograms: Applications to phantom profiles. - Takahiro Oie; Shunsuke Sato (Syst. Comput. Jpn., 1992)

GHz band fast hopping PLL synthesizer. - Masashi Nanbu; Tadamitsu Iritani; Takahiro Oie (PIMRC, 1996)