Laser & Optoelectronics Progress, Volume. 55, Issue 3, 030601(2018)
Rate-Adaptive Scheme Based on Eight-Dimensional Modulation Formats
Figures & Tables(7)
Fig. 1. Schematic of rate-adaptive scheme based on eight-dimensional modulation formats
Fig. 2. Schematic of rate-adaptive transmission system based on eight-dimensional modulation formats
Fig. 4. BER versus OSNR for eight-dimensional modulation formats pb-8D (4≤p≤12) at the symbol rate of 7 GBaud (a) in back-to-back system and (b) in 800 km SMF system
Fig. 5. BER versus OSNR for eight-dimensional modulation formats pb-8D (4≤p≤12) in 800 km SMF system at the symbol rates of (a) 14 GBaud and (b) 28 GBaud
Fig. 6. OSNR versus fSE for eight-dimensional modulation formats pb-8D with BER of 3.8×10-3(4≤p≤12)
Table 1. Constellation point coordinates of the first three layers of E8 lattice
View tableTable 1. Constellation point coordinates of the first three layers of E8 lattice
Layer Squared norm Type of point Number of constellation points 1 2 C(±1206)C[E(1/2)8] 240 2 4 C(±207)C(±1404)C[D(3/2)(1/2)7] 2160 3 6 C(±2±1205)C(±1602)C[E(3/2)2(1/2)6] 6720 ︙ ︙ ︙ ︙
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Jinghua Duan, Guijun Hu. Rate-Adaptive Scheme Based on Eight-Dimensional Modulation Formats[J]. Laser & Optoelectronics Progress, 2018, 55(3): 030601
Paper Information
Category: Fiber Optics and Optical Communications
Received: Sep. 13, 2017
Accepted: --
Published Online: Sep. 10, 2018
The Author Email: Hu Guijun (hugj@jlu.edu.cn)
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