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Simplifying and Interpreting Two-Tone Measurements

Published

Author(s)

Kate Remley, Dylan Williams, Dominique Schreurs, John Wood

Abstract

We develop a mathematical description of the response of systems to second-order memory mechanisms based on a time-varying gain modulation function. We show that intermodulation products arising from interactions at baseband have different phase symmetries from both interactions at second-harmonic frequencies and gain compression and thus, may be readily distinguished through measurement. We also use a technique for measuring and aligning the phase of intermodulation products outside the measurement bandwidth of our instrumentation to identify contributions to memory with broad frequency response.
Citation
IEEE Transactions on Microwave Theory and Techniques
Volume
52
Issue
11

Citation

Remley, K. , Williams, D. , Schreurs, D. and Wood, J. (2004), Simplifying and Interpreting Two-Tone Measurements, IEEE Transactions on Microwave Theory and Techniques, [online], https://doi.org/10.1109/TMTT.2004.837195, https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=31682 (Accessed April 26, 2024)
Created October 31, 2004, Updated October 12, 2021