Digital Phase-Shift Quadrature Frontend for LO-Inputs Up to 6 GHz

1 October 1990

conference paper
Published by Institute of Electrical and Electronics Engineers (IEEE)

Vol. 1, 424-428
https://doi.org/10.1109/euma.1990.336080

Abstract

A digital phase-shift quadrature frontend operating up to 6 GHz LO-frequencies has been built with Si-bipolar circuits. Experimental results are given and the potential for this technology is presented.

Keywords

FREQUENCY CONVERSION
INTEGRATED CIRCUIT TECHNOLOGY
RF SIGNALS
CLOCKS
SIGNAL PROCESSING
BANDWIDTH
MIXERS
RADIO FREQUENCY
SWITCHES
MOBILE COMMUNICATION

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Silicon bipolar circuits for gigahertz communication systems mixers, multipliers, modulators
Published by Institute of Electrical and Electronics Engineers (IEEE) ,2002
A 1- mu m polysilicon self-aligning bipolar process for low-power high-speed integrated circuits
IEEE Electron Device Letters, 1989
Portable digital radio communications-an approach to tetherless access
IEEE Communications Magazine, 1989