Title :
LDPC coded modulation with probabilistic shaping for optical fiber systems
Author :
Fehenberger, Tobias ; Bocherer, Georg ; Alvarado, Alex ; Hanik, Norbert
Author_Institution :
Inst. for Commun. Eng., Tech. Univ. Munchen, Munich, Germany
Abstract :
An LDPC coded modulation scheme with probabilistic shaping, optimized interleavers and noniterative demapping is proposed. Full-field simulations show an increase in transmission distance by 8% compared to uniformly distributed input.
Keywords :
interleaved codes; optical fibre networks; parity check codes; probability; LDPC coded modulation; noniterative demapping; optical fiber systems; optimized interleavers; probabilistic shaping; Optical modulation; Optical polarization; Optical pulses; Optical receivers; Parity check codes; Probabilistic logic;
Conference_Titel :
Optical Fiber Communications Conference and Exhibition (OFC), 2015
Conference_Location :
Los Angeles, CA
