| 摘要 |
A slot antenna positioned on a substrate includes a grounding portion, a radiating portion, and a feeding portion. The grounding portion is positioned on the substrate. The radiating portion is parallel to the grounding portion and shaped like an irregular octagon. The radiating portion includes an irregular slot that is defined substantially in the center of the irregular octagon. The feeding portion electrically connects the radiating portion to the grounding portion for feeding electromagnetic signals.
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