Y. N. Wijayanto, A. Kanno, T. Kawanishi, H. Murata, Y. Okamura
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Z-cut LiNbO3 optical modulator using patch-antenna with orthogonal-gaps for millimeter-wave radar applications
We propose z-cut LiNbO3 optical modulators using patch-antennas with orthogonal-gaps for millimeter-wave radar applications. They are fabricated on thin LiNbO3 crystals bonded with low-k dielectric materials. Large modulation efficiency and low noise response are obtainable.