S. Ontiveros

A tunable impedance surface performing as a reconfigurable beam steering reflector

D. Sievenpiper, J. Schaffner, R. Loo, 2002 .

Microwave Beam Steering Reflector Based on a Tunable Impedance Surface

D. Sievenpiper, J. Schaffner, R. Loo, 2000, 2000 30th European Microwave Conference.

Low-profile, four-sector diversity antenna on high-impedance ground plane

James H. Schaffner, Gregory L. Tangonan, Daniel F. Sievenpiper, 2000 .

Diversity antenna studies at 2.3 GHz for automotive applications, and MEMS-based antenna diversity switching circuit

Hyok J. Song, Joseph L. Pikulski, Daniel F. Sievenpiper, 2002, Proceedings IEEE 56th Vehicular Technology Conference.