A 30.9 dBm, 300 MHz 45-nm SOI CMOS Power Modulator for Spread-Spectrum Signal Processing at the Antenna

Cameroon Hill, Cooper S. Levy, Hussam Alshammary, Ahmed Hamza, James F. Buckwalter

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

7 Scopus citations

Abstract

This paper reports a Watt-level power handling modulator using a stacked-FET switch for signal processing at the antenna. Two design approaches are compared in this paper: a resistive gate termination and an inductive gate termination. The stacked switches are implemented in 45-nm CMOS SOI. Measured performance of these stacked switches shows the benefit of an inductive termination: power handling capabilities of > 30dBm with modulation speeds of up to 300 MHz. The IIP3 is demonstrated to exceed 45 dBm.

Original languageEnglish
Title of host publicationProceedings of the 2018 IEEE/MTT-S International Microwave Symposium, IMS 2018
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages423-426
Number of pages4
ISBN (Print)9781538650677
DOIs
StatePublished - 17 Aug 2018

Publication series

NameIEEE MTT-S International Microwave Symposium Digest
Volume2018-June
ISSN (Print)0149-645X

Bibliographical note

Publisher Copyright:
© 2018 IEEE.

Keywords

  • RF switches
  • SOI CMOS
  • spread-spectrum
  • watt-level

ASJC Scopus subject areas

  • Radiation
  • Condensed Matter Physics
  • Electrical and Electronic Engineering

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