ESN-Driven joint decision strategy for a configurable security NOMA optical communication system
Jianxin Ren, Yilan Ma, Bo Liu, Yaya Mao, Shuaidong Chen, Jianye Zhao, xiumin song, Yu Bai, Yiming Ma
Abstract
This paper presents an Echo State Network (ESN)-Driven joint decision strategy for a configurable security Non-Orthogonal Multiple Access (NOMA) optical communication system. To address security vulnerabilities, a configurable key iteration scheme is introduced, achieving temporal interleaving of chaotic models and keys. Furthermore, an ESN-Driven joint demodulation strategy is designed, which replaces conventional log-likelihood ratio (LLR) computations with ESN, leading to a reduction in computational overhead. Experimental validation over a 7-core fiber demonstrates that the ESN-Driven joint decision strategy maintains low computational cost while increasing Brute-Force Time (BFT) to 10 151 , thereby significantly enhancing efficiency and security of the system.