Title :
Application of Fractional Fourier transform for interferometry
Author :
Ming-Feng Lu ; Feng Zhang ; Ran Tao ; Guo-Qiang Ni ; Ting-Zhu Bai
Author_Institution :
Sch. of Inf. & Electron., Beijing Inst. of Technol., Beijing, China
Abstract :
The Fractional Fourier transform can be understood as a chirp-based decomposition. Accordingly it can be used to process fringe patterns with quadratic phase, including denoising, quantization error reduction, sampling and reconstruction, and phase derivative estimation.
Keywords :
Fourier transform optics; light interferometry; optical information processing; signal denoising; signal reconstruction; signal sampling; Fractional Fourier transform; chirp-based decomposition; denoising; fringe patterns; interferometry; phase derivative estimation; quadratic phase; quantization error reduction; reconstruction; sampling; Adaptive optics; Digital filters; Fourier transforms; Optical filters; Optical imaging; Optical interferometry; Quantization (signal);
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2015 Conference on
Conference_Location :
San Jose, CA
