Image enhancement for multilayer information retrieval by using full-field optical coherence tomography

Area of Science:

• Optical Engineering
• Biomedical Imaging
• Image Processing

Background:

• Full-field optical coherence tomography (OCT) is crucial for multilayer information carrier analysis.
• Image quality degradation occurs due to interlayer modulations and parasitic interference fringes.
• Imperfections in CCD cameras contribute significantly to parasitic fringe generation.

Purpose of the Study:

• To analyze the causes of image quality degradation in multilayer tomography extraction using OCT.
• To propose and evaluate algorithms for minimizing interlayer modulations and parasitic patterns.
• To specifically address the removal of parasitic fringes originating from CCD camera imperfections.

Main Methods:

• Description and analysis of image degradation factors in full-field OCT.
• Development of practical algorithms for noise and artifact reduction.
• Simulative and experimental validation of proposed image enhancement techniques.

Main Results:

• Quantification of image quality degradation from interlayer modulations and parasitic fringes.
• Demonstration of effective fringe removal algorithms.
• Successful enhancement of tomographic images from multilayer carriers.

Conclusions:

• The proposed methods effectively minimize parasitic fringes and interlayer modulations in OCT imaging.
• Image quality enhancement is achieved for multilayer tomography extraction.
• The study provides practical solutions for improving full-field OCT applications.