1.      H.-S. Tsai, S.D. Kent, H. Lee, and R.A. York, “Far-field reflectometry for characterization of active antennas”,  IEEE Trans. Instrumentation Meas. , vol. 43, pp. 526–531, August 1994.

 2.      H.-S. Tsai, M.J.W. Rodwell, and R.A. York, “Planar amplifier array with improved bandwidth using folded-slots”,  IEEE Microwave Guided Wave Lett. , vol. 4, no. 4, pp. 112–114, April 1994.

1.      H.-S. Tsai and R.A. York, “Polarization-rotating quasi-optical reflection amplifier cell”, Electronics Lett. , vol. 29, pp. 2125–2127, Nov 1993.

Gallery

35GHz GaAs HBT amplifier array constructed at Rockwell Science Center, and blow-up of unit cell showing multiple-slot antenna pioneered by Correy Tsai at UCSB: