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Data · dataset · 2025

Design of a Wideband Spaceborne Stacked GNSS Antenna Featuring Chamfered-Serrated Conductive Walls and a Cross-Shaped Shorting Stub

Listed in ScienceDB

This paper proposes an improved three-layer patch stacked antenna design to address the efficiency and gain sag issues of traditional stacked GNSS antennas in a wide frequency band.

Description

The design utilizes conductive walls with chamfered and serrated structures and cross shaped short-circuit branches, effectively suppressing the in band sag phenomenon. The simulation results show that the antenna operates within the full GNSS frequency range of 1.16-1.61GHz, S11<-13dB, The in band gain is flat, with peak gain>5.5dBiC and axial ratio<1dB.

This design significantly improves broadband performance and adaptability to onboard environments, providing a practical solution for onboard navigation receivers. 

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Where it is published

Catalogue records · 1

Topics

Inferred from text
Geomatic engineering 71% · Simulation 75%
Provenance · 1 source records, 12 field assertions
SourceKeyLast seenRaw
ScienceDB10.57760/sciencedb.space.029299 d agoJSON v1
FieldAssertionExtractorEvidence
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