Title :
Experimental Evaluation of High-Rate LDPC Codes for PMD Compensation by Turbo Equalization
Author :
Minkov, Lyubomir L ; Djordjevic, Ivan B. ; Batshon, H.G. ; Lei Xu ; Ting Wang ; Cvijetic, Milorad ; Kiieppers, Franko
Author_Institution :
Dept. of Electr. & Comput. Eng., Univ. of Arizona, Tucson, AZ, USA
Abstract :
Several LDPC-codes with rate above 0.9 are proposed, and employed in PMD- compensation by LDPC-coded turbo-equalization. The block-circulant LDPC(15328,13893) is only 1.25 dB away from the channel-capacity limit for DGD of 125 ps (and NRZ transmission at 10- Gb/s).
Keywords :
channel capacity; optical fibre communication; optical fibre dispersion; optical fibre polarisation; parity check codes; turbo codes; NRZ transmission; PMD compensation; bit rate 10 Gbit/s; block-circulant LDPC; channel-capacity; high-rate LDPC code; time 125 ps; turbo equalization; Educational institutions; Forward error correction; High speed optical techniques; Iterative decoding; Laboratories; Optical fiber communication; Optical fibers; Optical signal processing; Parity check codes; Polarization mode dispersion;
Conference_Titel :
Optical Fiber communication/National Fiber Optic Engineers Conference, 2008. OFC/NFOEC 2008. Conference on
Conference_Location :
San Diego, CA
Print_ISBN :
978-1-55752-856-8
DOI :
10.1109/OFC.2008.4528090
