Koichi Ogawa

A 50 GHz GaAs FET MIC transmitter/receiver using hermetic miniature probe transitions

Tomoki Uwano, Toshio Ishizaki, Makoto Sakakura, 1989 .

A Study of a Laminated Band Elimination Filter Comprising Coupled-Line Resonators Using Low Temperature Co-Fired Ceramics

Ikuo Awai, Shoichi Kitazawa, Hideyuki Miyake, 1999 .