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Phase Estimation in Optical Interferometry
book

Phase Estimation in Optical Interferometry

by Pramod Rastogi, Erwin Hack
November 2014
Intermediate to advanced content levelIntermediate to advanced
366 pages
11h 5m
English
CRC Press
Content preview from Phase Estimation in Optical Interferometry
156 Moises Padilla and Manuel Servin
the “arc-tangent formulation,” obtained when solving for the estimated
phase φ(x, y) as follows:
ϕπ=
=
=
[(,)]mod2arctan
(,,)
(,,)
.
0
1
0
1
xy
bIxyn
aIxyn
n
N
n
n
N
n
(5.29)
In summary, linear PSAs are simply a convolution (or cross-correlation)
product between N temporal samples of the interferometric real-valued
data
∑δ
(,,)
()Ixyt tn
and a (complex-valued) quadrature linear lter
=∑ δ−() ().ht ctn
n
For an encyclopedic list of the most popular PSAs
(presented in the arc-tangent form) see, for instance, the two books of
Malacara et al. [10, 11].
Understanding the linear PSAs as quadrature linear lters and ...
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Publisher Resources

ISBN: 9781466598317