Orthogonal Frequency Division/Mode Division Multiplexing IM-DD Multimode Fiber Transmission System Based on Photonic Lanterns

Jian Chen; Qingqing Huang; Qianwu Zhang; Teng Wang; Xianglong Zeng; Yingxiong Song; Yingchun Li; Junjie Zhang

doi:10.3788/AOS201838.0606008

Acta Optica Sinica, Volume. 38, Issue 6, 0606008(2018)

Orthogonal Frequency Division/Mode Division Multiplexing IM-DD Multimode Fiber Transmission System Based on Photonic Lanterns

Jian Chen^1,2, Qingqing Huang^1,2, Qianwu Zhang^1,2、*, Teng Wang^1,2, Xianglong Zeng^1,2, Yingxiong Song^1,2, Yingchun Li^1,2, and Junjie Zhang^1,2

Author Affiliations

¹ Shanghai Institute for Advanced Communication and Data Science, Shanghai 200444, China

² Shanghai University Key Laboratory of Specialty Optics and Optical Access Networks, Shanghai University, Shanghai 200444, China

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Figures & Tables(9)

Fig. 1. Photonic lantern and its mode conversion

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Fig. 2. Peak-to-peak value of received signals amplitude. (a) Value for LP01; (b) value for LP11a; (c) adjusted value for LP01; (d) adjusted value for LP11a

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Fig. 3. Structure of IM-DD OFDM experimental system

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Fig. 4. Subcarrier bit allocation profile for OFDM signals

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Fig. 5. Relationships between transmitted optical power and BER for one-channel signal. (a) BTB; (b) over OM4 MMF with the length of 50 m

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Fig. 6. Relationships between transmitted optical power and BER for two-channel signals. (a) Same transmitted optical power; (b) different transmitted optical powers

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Fig. 7. Constellations of the subcarriers at receiving port. (a) LP01 port; (b) LP11a port

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Table 1. Insertion losses of photonic lanterndBm
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Table 1. Insertion losses of photonic lanterndBm
Receiving port Sending port
LP₀₁ port LP_11a port LP_11b port
LP₀₁ port -16.5 -27.2 -29.5
LP_11a port -29.1 -21.5 -20.1
LP_11b port -28.1 -20.9 -22.1

Table 2. Experimental system parameters

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Table 2. Experimental system parameters

Parameter	Value	Parameter	Value
Modulation format	32/16/4 QAM	PIN detector bandwidth /GHz	1.5
IFFT/FFT size	64 points	Fiber type	OM4
OFDM symbols per frame	100 symbols	Laser wavelength /nm	1550
Cyclic prefix length	16 points	AWG sampling rate /( GSa·s^-1)	2
DFB driving voltage	2.1V_pp	DSO sampling rate /( GSa·s^-1)	10
MMF length /m	50	Laser bandwidth /GHz	1.4
Amp /dB	10	DC voltage /V	12

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Jian Chen, Qingqing Huang, Qianwu Zhang, Teng Wang, Xianglong Zeng, Yingxiong Song, Yingchun Li, Junjie Zhang. Orthogonal Frequency Division/Mode Division Multiplexing IM-DD Multimode Fiber Transmission System Based on Photonic Lanterns[J]. Acta Optica Sinica, 2018, 38(6): 0606008

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