We model the photocurrent from an OCT system as a doubly-stochastic Poisson process, and obtain its second-order statistics. We derive the instantaneous SNR of time-domain OCT which is more general than previously reported time-averaged expressions.
© 2005 Optical Society of America
(030.0030) Coherence and statistical optics : Coherence and statistical optics
(030.6600) Coherence and statistical optics : Statistical optics
(170.0170) Medical optics and biotechnology : Medical optics and biotechnology
(170.4500) Medical optics and biotechnology : Optical coherence tomography
S. S. Sherif, C. C. Rosa, and A. G. Podoleanu, "Instantaneous Signal-to-Noise Ratio of Time-Domain Optical Coherence Tomography," in Optical Coherence Tomography and Coherence Techniques II, W. Drexler, ed., Vol. 5861 of Proc. SPIE (Optical Society of America, 2005), paper PDB7.
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