Low-Cost Polarization Sensing System for Self-Oscillating Circularly-Polarized Active Integrated Antenna. - Huy Nam Chu; Yan-Yin Chen; Yi-Lin Tsai; Tzyh-Ghuang Ma (IEEE Access, 2019)

A Phase Distribution Network Using 2 × 4 Butler Matrix for Linear/Planar Beam-Scanning Arrays. - Huy Nam Chu; The Hop Hoang; Kai-Jun Ji; Tzyh-Ghuang Ma (IEEE Access, 2021)