DocumentCode
633196
Title
Compensation technique for distorted QAM signal constellations generated by semiconductor IQ modulators
Author
Wakayama, Yuki ; Kikuchi, Naoya
Author_Institution
Central Res. Lab., Hitachi, Ltd., Kokubunji, Japan
fYear
2013
fDate
June 30 2013-July 4 2013
Firstpage
1
Lastpage
2
Abstract
We have proposed a novel digital signal processing based compensation technique for distorted QAM signal constellation and also experimentally confirmed the technique could improve its error vector magnitude.
Keywords
electro-optical modulation; quadrature amplitude modulation; signal processing; digital signal processing; distorted QAM signal constellations; error vector magnitude; semiconductor IQ modulators; Constellation diagram; Distortion; Optical distortion; Optical modulation; Quadrature amplitude modulation; Trajectory;
fLanguage
English
Publisher
ieee
Conference_Titel
OptoElectronics and Communications Conference held jointly with 2013 International Conference on Photonics in Switching (OECC/PS), 2013 18th
Conference_Location
Kyoto
Type
conf
Filename
6597330
Link To Document