60-GHz Half-Mode Substrate-Integrated Waveguide Bandpass Filter in 0.15-μm GaAs Technology

Xu Juan Liu, Wen Wu, Kai Da Xu, Ying Jiang Guo, Qiang Chen

Research output: Contribution to journalArticlepeer-review

2 Citations (Scopus)

Abstract

A compact 60-GHz on-chip bandpass filter (BPF) is presented using gallium arsenide (GaAs) technology. The miniaturization is achieved by the half-mode substrate-integrated waveguide (HMSIW) structure. Finally, a prototype of the BPF is fabricated and tested to validate the proposed idea, whose simulated and measured results are in good agreement. The measurements show that it has a center frequency at 58.6 GHz with a bandwidth of 17.9%, and the minimum insertion loss within the passband is 1.2 dB. The chip, excluding the feedings, is only about 0.38 (Formula presented.) × 0.58 (Formula presented.), where (Formula presented.) is the guided wavelength at the center frequency.

Original languageEnglish
Article number774338
JournalFrontiers in Physics
Volume9
DOIs
Publication statusPublished - 2021 Nov 24

Keywords

  • bandpass filters
  • GaAs-based circuits
  • half-mode substrate-integrated waveguide
  • millimeter wave devices
  • on-chip devices

ASJC Scopus subject areas

  • Biophysics
  • Materials Science (miscellaneous)
  • Mathematical Physics
  • Physics and Astronomy(all)
  • Physical and Theoretical Chemistry

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