A Bounded and Discretized Nelder-Mead Algorithm Suitable for RFIC Calibration
Wyers, E. J., Steer, M. B., Kelley, C. T., & Franzon, P. D. (2013, June 11). IEEE Transactions on Circuits and Systems I Regular Papers, Vol. 60, pp. 1787–1799.
author keywords: Calibration; derivative-free optimization; Nelder-Mead direct search algorithm; PLL spurious tone reduction; radio frequency integrated circuit calibration
topics (OpenAlex): Advancements in PLL and VCO Technologies; Radio Frequency Integrated Circuit Design; Advanced Power Amplifier Design
TL;DR:
It is shown that a gradient descent-based algorithm has difficulty in reducing the VCO control line ripple, while the proposed algorithm reduces the relative power of the first harmonic reference spurs by at least 10 dBc and effectively enables design complexity reduction in the supporting analog calibration circuitry.
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