Generalized phase-shifting real-time holography based on photorefractive crystals
Sign Up to like & getrecommendations! Published in 2019 at "Optics and Lasers in Engineering"
DOI: 10.1016/j.optlaseng.2019.02.012
Abstract: Abstract This report proposes a method for measuring object phase changes in real time. This new method utilises photorefractive holographic interferometry to form a hologram that contains an object phase variation and extracts this phase… read more here.
Keywords: real time; phase shifting; shifting real; generalized phase ... See more keywords
Generalized Phase Gradient Autofocus Using Semidefinite Relaxation Phase Estimation
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Transactions on Computational Imaging"
DOI: 10.1109/tci.2019.2948733
Abstract: Recently, we developed a generalized phase gradient autofocus (GPGA) algorithm for performing synthetic aperture radar (SAR) autofocus over arbitrary flight paths, including both near-field and bistatic collection geometries. A key step of the GPGA algorithm… read more here.
Keywords: gradient autofocus; phase estimation; generalized phase; phase gradient ... See more keywords