3-D Printed Monolithic GRIN Dielectric-Loaded Double-Ridged Horn Antennas

Forfatter
Hoel, Karina Vieira
Ignatenko, Maxim
Kristoffersen, Stein
Lier, Erik
Filipovic, Dejan
Publisert
2019-09-06
Emneord
Antenner
Bredbåndsnett
Elektronisk krigføring
Mikrobølger
Permalenke
http://hdl.handle.net/20.500.12242/2849
DOI
10.1109/TAP.2019.2938563
Samling
Articles
Description
Hoel, Karina Vieira; Ignatenko, Maxim; Kristoffersen, Stein; Lier, Erik; Filipovic, Dejan. 3-D Printed Monolithic GRIN Dielectric-Loaded Double-Ridged Horn Antennas. IEEE Transactions on Antennas and Propagation 2020 ;Volum 68.(1) s. 533-539
1835628.pdf
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Sammendrag
Monolithic integration of 3-D printed gradient index (GRIN) dielectric loading with a double-ridged rectangular horn standard gain horn (SGH) and its impact on antenna performance are demonstrated. Results show that the GRIN loaded horns improve sidelobe levels (SLLs) and beam symmetry, while maintaining good impedance match and relatively high radiation efficiency over more than an octave bandwidth from 7.5 to 18 GHz. Moreover, they have low weight and show good robustness to fabrication imperfections. This work paves the way for seamless integration of complex wideband antennas in 3-D printed systems such as unmanned aerial vehicles (UAVs).
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