X/Ku-Band Highly-Isolated Circularly Polarized Horn Antennas for Full Duplex Applications

Yulin Tao, Jingxin Wang, Hongming Gao, Changjiang Deng

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

A simultaneous transmitting and receiving antenna system, consisting of two horn antennas operating at X/Ku band, is proposed for wideband full-duplex applications. Each horn antenna has circular aperture. Four ridges are inserted to decrease the working frequency and increase the bandwidth. The two horn antennas are embedded in parallel in a cylinder cavity. Corrugation slots are etched around the circumference of the cylinder cavity to increase the port isolation. The VSWR in the 8-18 GHz band is less than 2, and the peak gain is above 15 dBiC in the whole band. What's more, the port isolation between the transmitting and receiving horns is higher than 70 dB, with element spacing of 350 mm.

Original languageEnglish
Title of host publicationProceedings - 2023 Cross Strait Radio Science and Wireless Technology Conference, CSRSWTC 2023
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9798350358971
DOIs
Publication statusPublished - 2023
Event2023 Cross Strait Radio Science and Wireless Technology Conference, CSRSWTC 2023 - Guilin, China
Duration: 10 Nov 202313 Nov 2023

Publication series

NameProceedings - 2023 Cross Strait Radio Science and Wireless Technology Conference, CSRSWTC 2023

Conference

Conference2023 Cross Strait Radio Science and Wireless Technology Conference, CSRSWTC 2023
Country/TerritoryChina
CityGuilin
Period10/11/2313/11/23

Keywords

  • isolation
  • quad-ridge horn (QRH)
  • simultaneous transmit and receive (STAR)

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