Ultra Wide-Band Inductive Peaking VCO with Cascode Noise Reduction

Fanfan Meng, Ke Li, Dave J. Thomson, Cosimo Lacava, Peter Wilson, Graham T. Reed

Research output: Chapter or section in a book/report/conference proceedingChapter in a published conference proceeding

2 Citations (SciVal)

Abstract

A ring-based inductive peaking VCO with a novel noise reduction technique is reported in this paper. An extra cascode transistor is used to bias the switching transistor into the deep triode region where the noise performance is better than that in the saturation region. A differential structure with a full custom symmetrical inductor demonstrates the benefits of the concept. The highest operational frequency reached was 39GHz with a tuning range of more than 4 octaves. The figure of merit (≈189) indicates that better overall combination of frequency and phase noise is obtained when compared with previous work.

Original languageEnglish
Title of host publicationProceedings of the IEEE International Symposium on Circuits and Systems, 2018
PublisherIEEE
ISBN (Electronic)9781538648810
DOIs
Publication statusPublished - 26 Apr 2018
Event2018 IEEE International Symposium on Circuits and Systems, ISCAS 2018 - Florence, Italy
Duration: 27 May 201830 May 2018

Conference

Conference2018 IEEE International Symposium on Circuits and Systems, ISCAS 2018
Country/TerritoryItaly
CityFlorence
Period27/05/1830/05/18

Keywords

  • cascode noise reduction
  • inductive peaking
  • Ring-based VCO
  • symmetrical inductor

ASJC Scopus subject areas

  • Electrical and Electronic Engineering

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