Abstract: The deployment of Ka-band radar necessitates addressing increased losses due to rain and free-space propagation, in addition to achieving low sidelobe levels (SLL). Substrate integrated ...

Now the days are getting lighter, and there's a hint of sun in the sky, many of us are thinking about embarking on a spring clean. There's something so satisfying about giving everything a good scrub ...

Abstract: Large-scanned antenna arrays need to be periodically calibrated to correct for errors in excitation amplitude and phase, which degrade performance. The ability to adjust complex excitations ...