Design and comparison of SiGe active downconversion mixers for S-band applications

Mete Cockun, Metin Yazgi

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

Abstract

In this paper, 4 types of SiGe active downconversion mixers are designed, simulated and compared with each other for non-portable S-Band applications. All mixers have single-ended RF inputs and they are designed in the same 0.35μm BiCMOS process with 5 V supply voltages. These mixers are compared in terms of conversion gain, IIP3, P1dB, DSB noise figure, and power dissipation at 2-4 GHz RF frequency. In addition to this, an LO amplifier and an IF buffer are designed to provide higher conversion gain, lower noise figure and output matching. These circuits are common for all mixers; thus, they have the same effect on all. Figure of merits of mixers are calculated and their pros and cons are explained.

Original languageEnglish
Title of host publication2017 IEEE 17th International Conference on Ubiquitous Wireless Broadband, ICUWB 2017 - Proceedings
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages1-6
Number of pages6
ISBN (Electronic)9781509050079
DOIs
Publication statusPublished - 8 Jan 2018
Event17th IEEE International Conference on Ubiquitous Wireless Broadband, ICUWB 2017 - Salamanca, Spain
Duration: 12 Sept 201715 Sept 2017

Publication series

Name2017 IEEE 17th International Conference on Ubiquitous Wireless Broadband, ICUWB 2017 - Proceedings
Volume2018-January

Conference

Conference17th IEEE International Conference on Ubiquitous Wireless Broadband, ICUWB 2017
Country/TerritorySpain
CitySalamanca
Period12/09/1715/09/17

Bibliographical note

Publisher Copyright:
© 2017 IEEE.

Keywords

  • active mixers
  • conversion gain
  • downconversion
  • DSB noise figure
  • IF buffer
  • linearity
  • LO amplifier
  • S-Band
  • SiGe

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