Comparison of discrete multi-tone and pulse amplitude modulation under different distortions for 100Gb/s system

Author

Hao Chen ; Lei Li ; Weizhen Yan ; Bo Liu ; Zhenning Tao ; Rasmussen, Jens C.

Author_Institution

Fujitsu R&D Center, Beijing, China

fYear

2013

fDate

29-31 Aug. 2013

Firstpage

490

Lastpage

495

Abstract

Discrete multi-tone (DMT) and pulse amplitude modulation (PAM) are two attractive modulation techniques in intensity-modulation and direct-detection low cost 100Gb/s system. Experiment and simulation show that DMT and PAM have different tolerance to different distortions. By an experimentally verified simulation platform, the impacts of different distortions including white noise, colored noise and narrow-band interference on DMT and PAM are intensively investigated and discussed. It´s demonstrated that DMT outperforms PAM in most scenarios, especially with serious colored noise and narrow-band interference.

Keywords

electromagnetic interference; intensity modulation; pulse amplitude modulation; signal detection; white noise; DMT; PAM; bit rate 100 Gbit/s; colored noise; direct-detection low cost system; discrete multitone; intensity-modulation; narrow-band interference; pulse amplitude modulation; white noise; Colored noise; Distortion measurement; Interference; Noise measurement; Signal to noise ratio; White noise; colored noise; discrete multi-tone modulation; narrow-band interference; pulse amplitude modulation;

fLanguage

English

Publisher

ieee

Conference_Titel

Communications (APCC), 2013 19th Asia-Pacific Conference on

Conference_Location

Denpasar

Print_ISBN

978-1-4673-6048-7

Type

conf

DOI

10.1109/APCC.2013.6765997

Filename

6765997