DocumentCode
1824788
Title
Optical quadrature amplitude modulation (QAM) with coherent detection up to 128 states
Author
Nakazawa, Masataka
Author_Institution
Res. Inst. of Electr. Commun., Tohoku Univ., Sendai
fYear
2009
fDate
22-26 March 2009
Firstpage
1
Lastpage
3
Abstract
Recent progress on single-channel and frequency-division-multiplexed (FDM) 128 QAM coherent optical transmission is presented. The spectral efficiency as high as 10 bit/s/Hz is successfully demonstrated by using polarization-multiplexing and Nyquist filter.
Keywords
frequency division multiplexing; light transmission; optical communication; optical modulation; quadrature amplitude modulation; Nyquist filter; QAM; coherent detection; coherent optical transmission; frequency division multiplexing; optical quadrature amplitude modulation; polarization multiplexing; Bit error rate; Fiber lasers; Forward error correction; Frequency division multiplexing; High speed optical techniques; Laser stability; Optical filters; Optical modulation; Phase shift keying; Quadrature amplitude modulation; (060.1660) Coherent communications; (060.4080) Modulation;
fLanguage
English
Publisher
ieee
Conference_Titel
Optical Fiber Communication - incudes post deadline papers, 2009. OFC 2009. Conference on
Conference_Location
San Diego, CA
Print_ISBN
978-1-4244-2606-5
Electronic_ISBN
978-1-55752-865-0
Type
conf
Filename
5032652
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