Cylindrical Rectangular Antenna for Wireless Communications - New Contributions in Information Systems and Technologies - page 20

Fig. 2. Resonance frequency depending on the length of the patch for ʵr = 2.9
According to the results in figure 2, for frequency of 2.4 GHz, a prototype was
designed with the following dimensions: length (2l) = 36 mm and width (w) = 44 mm,
as shown in figure 3.
Fig. 3. Geometry and the prototype of the rectangular cylindrical antenna