Title :
DGD estimation from FIR filter taps in presence of higher order PMD
Author :
Hauske, F.N. ; Kuschnerov, M. ; Piyawanno, K. ; Spinnler, B. ; Schmidt, E.D. ; Lankl, B.
Author_Institution :
Univ. of the Fed. Armed Forces Munich, Neubiberg
Abstract :
We estimate the DGD tau(omega) over the complete system bandwidth from FIR filter taps in coherent receivers with digital equalization, obtaining accurate DGD values even in presence of higher order PMD.
Keywords :
FIR filters; channel estimation; delay estimation; matrix algebra; optical receivers; quadrature phase shift keying; FIR Filter Taps; coherent receivers; differential group delay estimation; digital equalization; polarization multiplexed demodulation; system bandwidth; Bandwidth; Equalizers; Filtering; Finite impulse response filter; Nonlinear filters; Optical filters; Optical polarization; Optical receivers; Optical signal processing; Transfer functions;
Conference_Titel :
Optical Communication, 2008. ECOC 2008. 34th European Conference on
Conference_Location :
Brussels
Print_ISBN :
978-1-4244-2227-2
Electronic_ISBN :
978-1-4244-2228-9
DOI :
10.1109/ECOC.2008.4729187
