Microfluidically-tunedminiaturized planar microwave resonators

Alireza Pourghorban Saghati, Jaskirat Batra, Jun Kameoka, Kamran Entesari

Research output: Chapter in Book/Report/Conference proceedingConference contribution

6 Citations (Scopus)

Abstract

This paper presents two frequency tuning techniques, applied to planar microwave lumped LC and CPW resonators. Both methods are based on employing the reactive loading effect of a fluid metal placed on top of planar microwave circuits. The frequency tuning is achieved by moving the fluid metal inside the micro-channel and on top of different sections of each resonator. Realization of tunable resonators using common PCB technology and PDMS structure is demonstrated. The metal fluidic used is a non-toxic eutectic alloy of Gallium, Indium, and Tin known as Galinstan. Two implemented prototypes are measured and tuning ranges of 1.45-2.35 GHz and 2.8-3.9 GHz are achieved for lumped LC and CPW resonators, respectively.

Original languageEnglish
Title of host publication2014 IEEE 15th Annual IEEE Wireless and Microwave Technology Conference, WAMICON 2014
PublisherIEEE Computer Society
ISBN (Print)9781479946082
DOIs
Publication statusPublished - 2014
Externally publishedYes
Event2014 IEEE 15th Annual IEEE Wireless and Microwave Technology Conference, WAMICON 2014 - Tampa, FL, United States
Duration: 2014 Jun 62014 Jun 6

Publication series

Name2014 IEEE 15th Annual IEEE Wireless and Microwave Technology Conference, WAMICON 2014

Conference

Conference2014 IEEE 15th Annual IEEE Wireless and Microwave Technology Conference, WAMICON 2014
Country/TerritoryUnited States
CityTampa, FL
Period14/6/614/6/6

Keywords

  • phase noise
  • substrate integrated waveguide (SIW)
  • tunable resonator
  • voltage controlled oscillator

ASJC Scopus subject areas

  • Computer Networks and Communications

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