Characterization of Broadband Low-NEP SiGe Square-Law Detectors for mm-wave Passive Imaging

E. S. Malotaux, M. Spirito

Research output: Chapter in Book/Conference proceedings/Edited volumeConference contributionScientificpeer-review

3 Citations (Scopus)

Abstract

In this paper, we present the characterization and optimization strategy of two mm-wave square-law detectors, fabricated in a 0.25μm SiGe BiCMOS process, namely a common-emitter (CE) and a common-base (CB). The detectors are designed to provide a broadband noise equivalent power (NEP) by optimizing both the bias and the poly-silicon load resistor. Moreover, broadband characterization of un-matched power detectors are performed to present responsivity and NEP data for multi-octave bandwidth from 1-67 GHz. The NEP of the realized detectors is less than 15 pW/√Hz over the entire characterization band, and given a 1 kHz modulated RF input power, the NEP of the realized detectors at 63 GHz is 2.6 pW/√Hz and 4.4 pW/√Hz for the CB- and CE-detector respectively.
Original languageEnglish
Title of host publication2016 IEEE MTT-S International Microwave Symposium (IMS)
PublisherIEEE
Pages1-4
Number of pages4
ISBN (Electronic)978-1-5090-0698-4
DOIs
Publication statusPublished - 11 Aug 2016
EventIEEE MTT-S International Microwave Symposium (IMS) 2016 - San Francisco, United States
Duration: 22 May 201627 May 2016

Conference

ConferenceIEEE MTT-S International Microwave Symposium (IMS) 2016
Abbreviated titleIMS 2016
Country/TerritoryUnited States
CitySan Francisco
Period22/05/1627/05/16

Keywords

  • poly-silicon resistor
  • Square law detector
  • millimeter-wave
  • BiCMOS
  • SiGe
  • flicker noise
  • 1/f-noise

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