Modified U Slot Patch Antenna with Large Frequency Ratio

The U-Slot route is visible here Starts out at the crack and works its way up the friction slab to the block at the top of the photo

Abstract—Patch antennas incorporating a U-shaped slot are well-known to have relatively large impedance bandwidths

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ug388 slot U-slot Abstract: In the presented paper, the printed patch antenna is used for the various applications in the wireless communication systems Printed patch