Title :
Adaptive symbol discrimination method for distorted multi-level optical signal and its application to decoding of high-speed optical quadrature amplitude modulation
Author :
Chiba, Akira ; Sakamoto, Takanori ; Kawanishi, Tetsuyas
Author_Institution :
Nat. Inst. of Inf. & Commun. Technol., Koganei, Japan
Abstract :
Adaptive symbol discrimination for optical multilevel signal distorted in a constellation map is proposed. A 50-Gb/s 16-level optical quadrature amplitude modulation signal is demodulated with a bit error rate less than forward error correction limit.
Keywords :
error correction; error statistics; high-speed optical techniques; optical fibre communication; optical modulation; quadrature amplitude modulation; adaptive symbol discrimination method; bit error rate; bit rate 50 Gbit/s; distorted multilevel optical signal; forward error correction limit; optical quadrature amplitude modulation; Adaptive optics; Decoding; High speed optical techniques; Histograms; Optical distortion; Optical modulation; Optical receivers; Optical signal processing; Optical transmitters; Quadrature amplitude modulation;
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.2008.4528219
