Title :
Control of combined electrical feed-forward and decision feedback equalization by conditional error counts from FEC in the presence of PMD
Author :
Haunstein, H. ; Schlenk, R. ; Sticht, K. ; Dittrich, Andreas ; Greff, W. Sauer ; Urbansky, R.
Author_Institution :
Lucent Technol. Network Systems, Nuremberg, Germany
Abstract :
Combined control of an adaptive 3-tap feed forward and 2-tap decision feedback equalizer employing an adjustment of coefficients by means of conditional bit error ratio (BER) estimation based on forward error correction (FEC) is proposed.
Keywords :
adaptive equalisers; decision feedback equalisers; error statistics; feedforward; forward error correction; light transmission; optical fibre dispersion; optical fibre polarisation; 2-tap decision feedback equalizer; adaptive 3-tap feed forward equalizer; bit error ratio estimation; combined control; conditional error counts; electrical feed-forward; forward error correction; polarization mode dispersion; Bit error rate; Decision feedback equalizers; Error correction; Feedforward systems; Feeds; Forward error correction; High speed optical techniques; Optical feedback; Optical filters; Optical receivers;
Conference_Titel :
Optical Fiber Communications Conference, 2003. OFC 2003
Print_ISBN :
1-55752-746-6
DOI :
10.1109/OFC.2003.1248349
