DocumentCode
712748
Title
Quadrature duobinary modulation and detection
Author
Chongjin Xie ; Sai Chen
Author_Institution
Bell Labs., Alcatel Lucent, Holmdel, NJ, USA
fYear
2015
fDate
22-26 March 2015
Firstpage
1
Lastpage
3
Abstract
We investigate the performance of quadrature-duobinary (QDB) modulation with both maximum-likelihood-sequence-estimation and symbol-by-symbol detection and show that QDB can achieve better performance than 8-ary quadrature-amplitude modulation (8QAM) and 16QAM at a 4-b/s/Hz spectral efficiency.
Keywords
maximum likelihood sequence estimation; quadrature amplitude modulation; maximum-likelihood-sequence-estimation; quadrature duobinary modulation and detection; symbol-by-symbol detection; Channel spacing; Maximum likelihood estimation; Optical filters; Optical transmitters; Phase shift keying; Wavelength division multiplexing;
fLanguage
English
Publisher
ieee
Conference_Titel
Optical Fiber Communications Conference and Exhibition (OFC), 2015
Conference_Location
Los Angeles, CA
Type
conf
Filename
7122136
Link To Document