The Gerchberg-Saxton algorithm based phase retrieval technique is used to correct the wavefront of distorted OAM modes. The simulation results show that this method can efficiently improve the mode purity of OAM modes up to 50% .
© 2012 OSA
(100.5070) Image processing : Phase retrieval
(060.2605) Fiber optics and optical communications : Free-space optical communication
(070.6120) Fourier optics and signal processing : Spatial light modulators
Y. Ren, H. Huang, J. Yang, Y. Yan, N. Ahmed, Y. Yue, A. Willner, K. Birnbaum, J. Choi, B. Erkmen, and S. Dolinar, "Correction of Phase Distortion of an OAM Mode using GS Algorithm based Phase Retrieval," in Conference on Lasers and Electro-Optics 2012, OSA Technical Digest (online) (Optical Society of America, 2012), paper CF3I.4.
References are not available for this paper.