Broadband matching of small antennas using negative impedance converters

Oluwabunmi Tade, Peter Gardner, Peter Hall

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

6 Citations (Scopus)

Abstract

Small antennas with wide instantaneous bandwidth are vital in mobile Cognitive radio nodes or transceivers. The fundamental limit of small antennas is a problem which passive matching cannot solve. Non-Foster matching provides a solution to this problem. In this paper, we show a negative impedance converter that provides a negative capacitor up to 1.5GHz and use it to match a small chassis antenna. This improves the Q of the antenna beyond what is achievable with passive matching
Original languageEnglish
Title of host publicationIEEE Antennas and Propagation Society, AP-S International Symposium (Digest)
DOIs
Publication statusPublished - 8 Jul 2012
Event2012 IEEE International Symposium on Antennas and Propagation - Chicago, United States
Duration: 8 Jul 201213 Jul 2012

Conference

Conference2012 IEEE International Symposium on Antennas and Propagation
Country/TerritoryUnited States
CityChicago
Period8/07/1213/07/12

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