Open AccessFast Approximate Broadband Phase Retrieval for Segmented Systems
Author(s) -
Alden S. Jurling,
James R. Fienup
Publication year - 2011
Publication title -
nasa sti repository (national aeronautics and space administration)
Language(s) - English
Resource type - Conference proceedings
DOI - 10.1364/fio.2011.fthd1
Subject(s) - broadband , phase retrieval , bandwidth (computing) , limiting , optics , interferometry , computer science , telescope , physics , phase (matter) , telecommunications , fourier transform , quantum mechanics , mechanical engineering , engineering
We applied an approximate technique for broadband phase retrieval to a modeled segmented-aperture system in the ultra-broadband (133% bandwidth) regime, where it yielded an over-200X improvement in runtime, but at the cost of reduced accuracy.
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