Title :
Fiber nonlinearity tolerance of traceback equalization for non-uniformly distorted QAM signals
Author :
Sakamoto, Takahide ; Lu, G.-W. ; Kawanishi, T.
Author_Institution :
Nat. Inst. of Inf. & Commun. Technol., Koganei, Japan
Abstract :
We investigate fiber nonlinearity tolerance of traceback equalization (TBE) for mitigating non-uniform distortion caused by unbalance of modulation electrodes in QAM transmitters. TBE outperforms conventional FIR-based adaptive equalizers in an adequately linear transmission regime.
Keywords :
optical distortion; optical fibre communication; optical fibre testing; optical modulation; optical transmitters; quadrature amplitude modulation; FIR-based adaptive equalizers; QAM transmitters; fiber nonlinearity tolerance; linear transmission regime; modulation electrodes; nonuniformly distorted QAM signals; traceback equalization; Modulation; Nonlinear distortion; Optical distortion; Optical fibers; Optical receivers; Optical transmitters;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2015 Conference on
Conference_Location :
San Jose, CA
