Inspec keywords: slot antenna arrays; microwave metamaterials; fractal antennas; metamaterial antennas; energy gap; transmitting antennas; antenna radiation patterns; receiving antennas; microstrip antenna arrays

Other keywords: inverted-T-shaped slot; MTM-EMBG structure; fractal metamaterial electromagnetic bandgap structures; average interelement isolation improvement; decoupling MTM configuration; cross-shaped assembly; interconnected-Y-shaped slots; decoupling metamaterial configuration; radiation gain pattern; transmitting antenna elements; synthetic aperture radar; efficiency 88.71 percent; measured gain; frequency 8 GHz to 9.25 GHz; fractal-shaped slots; receiving antenna elements; efficiency 74.22 percent; closely-packed patch antenna arrays; radiation efficiency; multiple-input-multiple-output systems

Subjects: Antenna arrays