Miniaturized Wideband Aperture Coupled Microstrip Patch Antenna by Using Inverted U-Slot

Table 2

Description of antenna designs mentioned in Table 1.

Antenna designs	Description of designs
Design 1	Simple aperture coupled patch antenna
Design 2	Aperture coupled patch with one vertical slot
Design 3	Aperture coupled patch with two vertical slots
Design 4	Aperture coupled patch with L-slot
Design 5	Aperture coupled patch with inverted U-slot
Design 6	Aperture coupled inverted U-slot patch with 3 stubs