Updates are available Erratum dated 2015-12-24
Click to view Erratum: https://doi.org/10.1038/nphoton.2015.255
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Authors
Zhao, Ningbo
Li, Xiaoying
Li, Guifang
Kahn, Joseph M.
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Article History
Received: 18 May 2015
Accepted: 2 October 2015
First Online: 16 November 2015
Change Date: 27 November 2015
Change Type: Correction
Change Details: In the version of this Letter originally published, in Fig. 3a,b, the x axis labels should have been ‘SNR (dB)’. This has now been corrected in the online versions of the Letter.
Competing interests
: The authors declare no competing financial interests.
