Abstract
In this letter, a new substrate-integrated waveguide (SIW) H-plane horn antenna introducing a slot and a short-terminated SIW has been proposed on a thin substrate with 0.02λ0. The slot represented by a capacitor in parallel with a radiation resistance and the short-terminated SIW modeled as an inductor play key roles in impedance matching between both substrate and free space at the aperture. The designed SIW H-plane horn antenna provided a 10 dB bandwidth of 27.49 GHz to 28.54 GHz. The peak antenna gain was achieved as 10 dBi at 27.925 GHz.
Original language | English |
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Pages (from-to) | 4563-4567 |
Number of pages | 5 |
Journal | IEEE Antennas and Wireless Propagation Letters |
Volume | 23 |
Issue number | 12 |
DOIs | |
State | Published - 2024 |
Keywords
- Substrate-integrated waveguide (SIW) horn antenna
- thin substrate