Title :
Performance Improvement of optical fiber communication system by using π-rotation low-density parity-check codes
Author :
Lixia Xi ; Lei Yang ; Xiaoguang Zhang ; Wenbo Zhang
Author_Institution :
State Key Lab. of Inf. Photonics & Opt. Commun., Beijing Univ. of Posts & Telecommun., Beijing, China
Abstract :
The π-rotation LDPC codes are used in DQPSK system, the correction performance are simulated. Using this FEC, the required OSNR is decreased 3dB. With 1dB OSNR penalty, system can tolerate 200ps/nm dispersion and 23ps PMD.
Keywords :
optical fibre communication; parity check codes; quadrature phase shift keying; π-rotation LDPC codes; π-rotation low-density parity-check codes; DQPSK system; FEC; OSNR; optical fiber communication system; performance improvement; Bit error rate; Optical fiber communication; Optical fiber dispersion; Optical noise; Parity check codes; Signal to noise ratio;
Conference_Titel :
Advanced Infocomm Technology (ICAIT), 2013 6th International Conference on
Conference_Location :
Hsinchu
Print_ISBN :
978-1-4799-0464-8
DOI :
10.1109/ICAIT.2013.6621494
