The feeding structure consists
of a 50 Ω microstrip feedline is fed to the center of the driven
element through the use of a quarter-wave transformer. The
remaining patches consist of two directors D1 and D2 are used
to establish the directionality of the beam as well as to increase
the antenna gain.
2012 IEEE Asia-Pacific Conference on Applied Electromagnetics (APACE 2012), December 11 - 13, 2012, Melaka, Malaysia
9978-1-