A Magnetically Coupled Dual-Core 154-GHz Class-F Oscillator with -177.1 FoM and -87 dBc/Hz PN at 1-MHz Offset in a 22-nm FDSOI with Third-Harmonic Extraction

Sarthak Sharma, Hao Gao, Gernot Hueber, Andrea Mazzanti

Publikation: Konferenzband/Beitrag in Buch/BerichtKonferenzartikelBegutachtung

Abstract

This paper presents a 142-154 GHz third-harmonic extracted Class-F oscillator featuring an FoM of -177.1 at 1-MHz offset. In this work, a magnetically coupled dual-core topology is applied to enhance the third harmonic for Class-F operation, which also effectively boosts the negative conductance of the oscillator. The boosted negative conductance relaxes the startup condition in the Colpitts oscillator and improves its phase noise. This oscillator is fabricated in a 22-nm CMOS FDSOI. At 154.5 GHz, the measured PN is -87.4 dBc/Hz at 1-MHz offset, and -101.8 dBc/Hz at 10 MHz offset.
OriginalspracheEnglisch
Titel2022 IEEE Symposium on VLSI Technology and Circuits (VLSI Technology and Circuits)
Seiten12-13
Seitenumfang2
DOIs
PublikationsstatusVeröffentlicht - 17 Juni 2022
Veranstaltung2022 IEEE Symposium on VLSI Technology and Circuits (VLSI Technology and Circuits) - Honolulu, HI, USA
Dauer: 12 Juni 202217 Juni 2022

Konferenz

Konferenz2022 IEEE Symposium on VLSI Technology and Circuits (VLSI Technology and Circuits)
Zeitraum12/06/2217/06/22

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