Low cost coplanar 77 GHz single-balanced mixer using ion-implanted GaAs Schottky diodes

R. Shimon, D. Caruth, J. Middleton, H. Hsia, M. Feng, J. Mondal, S. Moghe

Research output: Contribution to journalConference articlepeer-review

Abstract

A W-band single-balanced mixer and W-band LO amplifier, suitable for automotive collision-avoidance radar, have been designed and fabricated using a 0.18 μm direct ion-implanted GaAs MESFET process developed at the University of Illinois at Urbana-Champaign. As a downconverter with an LO frequency of 77 GHz and an RF frequency of 77.1 GHz, the coplanar rat-race mixer achieves a conversion loss of 14.7 dB at an LO power of +3.5 dBm. The coplanar LO amplifier exhibits 5 dB of gain over a 4 GHz bandwidth centered at 77 GHz.

Original languageEnglish (US)
Pages (from-to)1439-1442
Number of pages4
JournalIEEE MTT-S International Microwave Symposium Digest
Volume3
StatePublished - 1998
EventProceedings of the 1998 IEEE MTT-S International Microwave Symposium. Part 1 (of 3) - Baltimore, MD, USA
Duration: Jun 7 1998Jun 12 1998

ASJC Scopus subject areas

  • Condensed Matter Physics
  • Radiation
  • Electrical and Electronic Engineering

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