Derives SINR expressions showing severe inter-Doppler interference from phase noise in OTFS and proposes a Wiener-filter joint estimator that yields up to 8 dB BER gain over prior methods that assume a known single-tap channel.
A practical analysis: Understanding phase noise modelling in time and frequency domain for phase-locked loops
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A least-squares fitting procedure extracts PLL oscillator constants and bandwidth values from measured phase-noise spectra to enable accurate time- and frequency-domain system simulations.
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Joint Phase Noise and Channel Estimation for OTFS
Derives SINR expressions showing severe inter-Doppler interference from phase noise in OTFS and proposes a Wiener-filter joint estimator that yields up to 8 dB BER gain over prior methods that assume a known single-tap channel.
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Estimating PLL Phase Noise Parameters from Measurements for System-Level Modeling
A least-squares fitting procedure extracts PLL oscillator constants and bandwidth values from measured phase-noise spectra to enable accurate time- and frequency-domain system simulations.