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Related Experiment Video

Updated: Oct 31, 2025

Generation and Coherent Control of Pulsed Quantum Frequency Combs
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Kurtosis-Based Symbol Timing and Carrier Phase/Frequency Tracking.

Todd K Moon1, Jacob H Gunther1

  • 1Electrical and Computer Engineering Department, Utah State University, Logan, UT 84322, USA.

Entropy (Basel, Switzerland)
|July 2, 2021
PubMed
Summary
This summary is machine-generated.

Kurtosis estimation effectively tracks signal timing, carrier phase, and frequency offsets. This new method converges faster than traditional phase-locked loop (PLL) techniques.

Keywords:
carrier frequencycarrier phase estimationkurtosisoffset estimationsymbol timing estimation

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Area of Science:

  • Digital Communications
  • Signal Processing

Background:

  • Kurtosis estimation is effective for burst-mode signal timing and carrier phase offset.
  • Existing methods often lack speed or efficiency in dynamic signal tracking.

Purpose of the Study:

  • To extend kurtosis-based estimation for real-time tracking of signal timing, carrier phase, and frequency offsets.
  • To compare the performance of the enhanced kurtosis algorithm against conventional Phase-Locked Loop (PLL) methods.

Main Methods:

  • Developed an extended kurtosis-based algorithm for continuous signal parameter tracking.
  • Implemented and simulated the algorithm for timing, carrier phase, and frequency offset estimation.
  • Compared convergence speed and symbol variance against standard PLL-type estimators.

Main Results:

  • The kurtosis-based algorithm demonstrates superior speed of convergence compared to conventional PLL methods.
  • Achieved comparable variance in matched filter output symbols, indicating robust performance.
  • Successfully extended kurtosis estimation from offline burst processing to online tracking.

Conclusions:

  • The enhanced kurtosis algorithm offers a faster and effective solution for tracking signal timing, carrier phase, and frequency offsets.
  • This method presents a viable alternative to traditional PLLs, particularly in scenarios demanding rapid convergence.
  • Kurtosis-based tracking provides a promising advancement in digital communication signal recovery.