A millimeter-wave highly linear VCO MMIC with compact tuning voltage converter

Hiroyuki Mizutani*, Masaomi Tsuru, Takayuki Matsuzuka, Kenichiro Choumei, Kenji Kawakami, Moriyasu Miyazaki

*Corresponding author for this work

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

3 Citations (Scopus)

Abstract

This paper presents a fully integrated highly linear and low phase noise voltage controlled oscillator (VCO) with a novel compact tuning voltage converter for millimeter-wave applications. The tuning voltage converter consists of only a few diodes and resistors and has nonlinear characteristics to correct varactor tuning curves. We fabricated the millimeter-wave VCO MMIC employing InGaP/GaAs HBT process. The MMIC chip size is 2.55 mm × 1.4 mm, in contrast the voltage converter has the size of 0.35 mm × 0.70 mm. The measured tuning sensitivity of 97±12 MHz/V is achieved for voltages between 0 V and 5 V, and the temperature dependency is very small. Also the phase noise performance is -110.7 dBc/Hz at 1MHz offset from the carrier when the oscillation frequency is 38.2 GHz. This linearization technique can greatly reduce the configuration of the conventional software linearization system.

Original languageEnglish
Title of host publicationProceedings of the 1st European Microwave Integrated Circuits Conference, EuMIC 2006
PublisherIEEE Computer Society
Pages529-532
Number of pages4
ISBN (Print)2960055187, 9782960055184
DOIs
Publication statusPublished - 2006
Externally publishedYes
Event1st European Microwave Integrated Circuits Conference, EuMIC 2006 - Manchester, United Kingdom
Duration: 2006 Sept 102006 Sept 12

Publication series

NameProceedings of the 1st European Microwave Integrated Circuits Conference, EuMIC 2006

Conference

Conference1st European Microwave Integrated Circuits Conference, EuMIC 2006
Country/TerritoryUnited Kingdom
CityManchester
Period06/9/1006/9/12

Keywords

  • Diodes
  • MMIC oscillators
  • Voltage controlled oscillators

ASJC Scopus subject areas

  • Electrical and Electronic Engineering
  • Electronic, Optical and Magnetic Materials
  • Condensed Matter Physics

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