Data-Aided SNR Estimation for Bandlimited Optical Intensity Channels
Abstract
:1. Introduction
2. Signal and Channel Model
3. Cramer–Rao Lower Bound
3.1. Derivation of the Log-Likelihood Function
3.2. Modified Cramer–Rao Lower Bound
4. Maximum Likelihood Estimation
4.1. Derivation of the Estimator Algorithm
4.2. Probability Analysis
5. Numerical Results
6. Concluding Remarks
Funding
Data Availability Statement
Conflicts of Interest
Appendix A
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Gappmair, W. Data-Aided SNR Estimation for Bandlimited Optical Intensity Channels. Sensors 2022, 22, 8660. https://doi.org/10.3390/s22228660
Gappmair W. Data-Aided SNR Estimation for Bandlimited Optical Intensity Channels. Sensors. 2022; 22(22):8660. https://doi.org/10.3390/s22228660
Chicago/Turabian StyleGappmair, Wilfried. 2022. "Data-Aided SNR Estimation for Bandlimited Optical Intensity Channels" Sensors 22, no. 22: 8660. https://doi.org/10.3390/s22228660