中国激光, 2020, 47 (4): 0406002, 网络出版: 2020-04-08
可见光通信光正交频分复用系统符号分解技术抑制LED非线性失真研究 下载: 986次
LED Nonlinearity Mitigation for Visible Light Communication Optical-OrthogonalFrequency Division Multiplexing System with Symbol Decomposing Techniques
图 & 表
图 1. O-OFDM符号分解串行传输系统原理图
Fig. 1. Diagram of O-OFDM symbol decomposing serial transmission system
图 3. ACO-OFDM系统符号分解。(a)原始信号;(b)第一次限幅后信号;(c)第二次限幅后信号;(d)第三次限幅后信号
Fig. 3. Symbol decomposing of ACO-OFDM system. (a) Original signal; (b) signal amplitude after the first clipping; (c) signal amplitude after the second clipping; (d) signal amplitude after the third clipping
图 4. DCO-OFDM系统符号分解。(a)原始信号;(b)第一次限幅后信号;(c)第二次限幅后信号;(d)第三次限幅后信号
Fig. 4. Symbol decomposing of DCO-OFDM system. (a) Original signal; (b) signal amplitude after the first clipping; (c) signal amplitude after the second clipping; (d) signal amplitude after the third clipping
图 5. 信道增益差异对O-OFDM重复信号限幅系统BER性能影响
Fig. 5. Effect of channel gain difference on BER performance of O-OFDM ISC system
贾科军, 杨博然, 陆皓, 郝莉. 可见光通信光正交频分复用系统符号分解技术抑制LED非线性失真研究[J]. 中国激光, 2020, 47(4): 0406002. Jia Kejun, Yang Boran, Lu Hao, Hao Li. LED Nonlinearity Mitigation for Visible Light Communication Optical-OrthogonalFrequency Division Multiplexing System with Symbol Decomposing Techniques[J]. Chinese Journal of Lasers, 2020, 47(4): 0406002.