A Dual-gate 60GHz Direct Up-conversion Mixer with Active IF Balun in 65nm CMOS - Archive ouverte HAL
Communication Dans Un Congrès Année : 2010

A Dual-gate 60GHz Direct Up-conversion Mixer with Active IF Balun in 65nm CMOS

Résumé

This paper presents a low-power balanced dual-gate direct up-converter for the unlicensed 60 GHz band. To the author's knowledge, the proposed architecture has never been used for a CMOS up-converter working in this band before. The maximum conversion gain achieved by the fabricated test circuit for PLO = 6dBm, fLO = 62GHz and fIF = 1GHz is -2.4 dB. Furthermore, a novel IF buffer topology with integrated broadband active balun has been proposed. It allows to test the mixer circuit using either a single-ended or differential IF signal. Future work will include the redesign of the RF buffer's matching networks as well as the direct connection of an on-chip differential VCO. These measures are expected to improve conversion gain and LO-to-IF isolation and lead to a better symmetry between upper and lower sidebands.
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Dates et versions

hal-00591006 , version 1 (06-05-2011)

Identifiants

  • HAL Id : hal-00591006 , version 1

Citer

Michael Kraemer, Daniela Dragomirescu, Robert Plana. A Dual-gate 60GHz Direct Up-conversion Mixer with Active IF Balun in 65nm CMOS. International Conference on Wireless Information Technology and Systems (ICWITS 2010), Aug 2010, Honolulu, United States. 4p. ⟨hal-00591006⟩
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