We demonstrate record spectral efficiency for RF phase-shift measurement of differential group delay and principal states of polarization. Unaveraged uncertainty is below 40 fs in 4.92 GHz bandwidth. Uncertainties and measurement procedures are detailed.
© 2004 Optical Society of America
(060.0060) Fiber optics and optical communications : Fiber optics and optical communications
(060.2270) Fiber optics and optical communications : Fiber characterization
(060.2340) Fiber optics and optical communications : Fiber optics components
P. A. Williams and J. D. Kofler, "Polarization-mode dispersion measurement using a six-state RF phase-shift technique for high spectral efficiency," in Optical Fiber Communication Conference, Technical Digest (CD) (Optical Society of America, 2004), paper FI6.
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