Directive Planar Excitation of an Image-Guide

@article{Shih1981DirectivePE,
  title={Directive Planar Excitation of an Image-Guide},
  author={Y. C. Shih and J W Rivers and Tomohiko J. Itoh},
  journal={1981 IEEE MTT-S International Microwave Symposium Digest},
  year={1981},
  pages={5-7}
}
An image-guide is excited by a Slot Yagi-Uda array created in the ground plane so that the majority of the energy travels in a specified direction. The method is useful for implementing planar devices for image-guide structures.