Chinese Optics Letters, Volume. 15, Issue 6, 060603(2017)
Experimental demonstration of 60 Gb/s optical OFDM transmissions at 1550 nm over 100 m OM1 MMF IMDD system with central launching
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Fig. 2. Adaptively loaded optimum subcarrier bit allocation profile for 60 Gb/s over a 100 m OM1 MMF.
Fig. 3. BER performance of a 60 Gb/s OFDM signal at the OBTB, central launching, and offset launching condition over a 100 m OM1 MMF.
Fig. 4. Frequency responses of OBTB, central launching, and offset launching condition over a 100 m OM1 MMF.
Fig. 5. Constellations of (a) 12th subcarrier (SC), (b) 21st SC, (c) 25th SC, (d) 31st SC for the central launching system over a 100 m OM1 MMF.
Table 1. Transceiver and System Parameters
View tableView in ArticleTable 1. Transceiver and System Parameters
Parameter Value Modulation format 64/32/16/4-QAM IFFT/FFT size 64 points CP length 16 points Signal line rate 60 Gb/s OFDM symbols per frame 100 symbols MMF length 100 m MMF core size (fiber type) 62.5 μm (OM1) EML modulation bandwidth 10 GHz EML wavelength 1550 nm EML reverse DC bias voltage EML driving voltage 1.23 Vpp PIN detector bandwidth 12 GHz AWG sampling rate 24 GS/s DSO sampling rate 80 GS/s DSO/AWG resolution 8 bit
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Jian Chen, Ling Fang, Qianwu Zhang, Junjie Zhang, Yingxiong Song, Yingchun Li, Min Wang. Experimental demonstration of 60 Gb/s optical OFDM transmissions at 1550 nm over 100 m OM1 MMF IMDD system with central launching[J]. Chinese Optics Letters, 2017, 15(6): 060603
Paper Information
Category: Fiber Optics and Optical Communications
Received: Sep. 6, 2016
Accepted: Mar. 9, 2017
Published Online: Jul. 20, 2018
The Author Email: Qianwu Zhang (zhangqianwu@shu.edu.cn)
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