Review Article

Development of Electromagnetic Band Gap Structures in the Perspective of Microstrip Antenna Design

Figure 23

(a) The coupling direction in probe fed microstrip antenna arrays. (b) Techniques to reduce mutual coupling: normal microstrip array, substrate removal, cavity backing, and EBG structures (from top to bottom).
507158.fig.0023a
(a)
507158.fig.0023b
(b)