Experimental Performance of 4D Optimized Constellation Alternatives for PM-8QAM and PM-16QAM

被引：0
|
作者：
Buelow, Henning [1 ]
Lu, Xiaofeng [2 ]
Schmalen, Laurent [1 ]
Klekamp, Axel [1 ]
Buchali, Fred [1 ]
机构：
[1] Alcatel Lucent, Bell Labs, ZBL ON, D-70435 Stuttgart, Germany
[2] Univ Erlangen Nurnberg, MAOT, D-91058 Erlangen, Germany
来源：
2014 OPTICAL FIBER COMMUNICATIONS CONFERENCE AND EXHIBITION (OFC) | 2014年
关键词：
D O I：
暂无
中图分类号：
TM [电工技术]; TN [电子技术、通信技术];
学科分类号：
0808 ; 0809 ;
摘要：
Sensitivity and reach of soft-decoded PM-8QAM was improved by 1.2-dB and 35%, respectively, by moving to a 64 point 4D constellation and iterative decoding. Replacing PM-16QAM by 256 4D points led to 0.3-dB gain only.
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页数：3
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