The physical layer security of radio-over-fiber (RoF) system is a very important problem for
future communication. In this paper, a novel probabilistic shaping (PS) based constellation …

The purpose of this study is to present a security system that combines PDM and SDM and is
based on the flexible configuration of multi-channel keys. The proposed system will utilize …

In this paper, we propose a dynamic key technique based on Cellular Neural Network
(CNN) for security improvement in the orthogonal frequency division multiplexing passive …

In recent years, the self-homodyne coherent (SHC) system and the constellation shaping
(CS) technique have drawn considerable attention due to their abilities to further improve the …

A highly secure and reliable optical orthogonal frequency division multiplexing passive
optical network (OFDM-PON) based on the chaos encryption inside polar code scheme is …

Sparse code multiple access (SCMA), a new code-domain non-orthogonal technology in the
fifth-generation mobile communication (5G), can be modulated by orthogonal frequency …

In this paper, we propose and experimentally demonstrate a novel multi-band chaotic non-
orthogonal matrix (CNOM)-based encryption scheme for secure orthogonal frequency …

A physical-layer secure data encryption algorithm is proposed and demonstrated using
chaotic constellation mapping associated with probabilistic shaping (PS) for orthogonal …

The physical layer security of millimeter-wave radio-over-fiber (MMW-RoF) system at W-
band is a promising topic. This paper experimentally demonstrates a one-time pad scheme …

We propose and experimentally demonstrate a novel encryption scheme to enhance the
physical layer security in broadcast passive optical networks (PONs). We exploit, for the first …