Ka-band array capable of 1-bit quantization and dual-polarization using unit cells with 4 PIN diodes

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

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Abstract

This paper presented the design of a low profile electrically reconfigurable antenna array at Ka-band based on the unit cell with 4 PIN diodes on one layer which produces 4 distinct operational states of dual linear polarization and 0o/180o phase-shifting capability for each polarized state. This unit cell reveals a bandwidth of 1 GHz at around 28 GHz and a gain of 3.8 dB in all states. Next, the proposed 4x4 array antenna allows for generating a low cross-polarization by applying the image configuration method and its 1-bit phase quantization. To demonstrate the concept, a 4x4 antenna array was designed and simulated. The full wave simulation result shows high cross-polarization discrimination greater than 35 dB for dual linear horizontal and vertical polarizations, and the gain of 14.5 dB.

Original languageEnglish
Title of host publication2023 IEEE International Symposium on Antennas and Propagation, ISAP 2023
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9798350341140
DOIs
StatePublished - 2023
Event2023 IEEE International Symposium on Antennas and Propagation, ISAP 2023 - Kuala Lumpur, Malaysia
Duration: 30 Oct 20232 Nov 2023

Publication series

Name2023 IEEE International Symposium on Antennas and Propagation, ISAP 2023

Conference

Conference2023 IEEE International Symposium on Antennas and Propagation, ISAP 2023
Country/TerritoryMalaysia
CityKuala Lumpur
Period30/10/232/11/23

Keywords

  • Ka-band antenna
  • PIN diode
  • reconfigurable unit cell
  • switchable polarization

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