• Comprehensive Physical Layer Security Analysis of FSO Communications over Málaga Channels 

      Ai, Yun; Mathur, Aashish; Verma, Gyan Deep; Kong, Long; Cheffena, Michael (Peer reviewed; Journal article, 2020)
      In this paper, we study the physical layer security of free-space optical (FSO) communications under different eavesdropping scenarios. More specifically, the secrecy performance of FSO communication employing intensity ...
    • Effective Throughput Analysis of α-η-κ-µ Fading Channels 

      Ai, Yun; Mathur, Aashish; Kong, Long; Cheffena, Michael (Peer reviewed; Journal article, 2020)
      The α-η-κ-μ fading model is a very useful instrument to accurately describe various radio wave propagation scenarios. In this paper, we study the effective throughput performance of communication systems over the α-η-κ-μ ...
    • Game-Theoretical Analysis of PLC System Performance in the Presence of Jamming Attacks 

      Ai, Yun; Bhatnagar, Manav R.; Cheffena, Michael; Mathur, Aashish; Sedakov, Artem (Chapter, 2017)
      In this paper, we investigate the performance of power line communication (PLC) network in the presence of jamming attacks. The legitimate nodes of the PLC network try to communicate with the anchor node of the network ...
    • On Physical Layer Security of Double Rayleigh Fading Channels for Vehicular Communications 

      Ai, Yun; Cheffena, Michael; Mathur, Aashish; Lei, Hongjiang (Journal article; Peer reviewed, 2018)
      In this letter, we study the physical layer secrecy performance of the classic Wyner's wiretap model over double Rayleigh fading channels for vehicular communications links. We derive novel and closed-form expressions for ...
    • On Physical Layer Security of α-η-κ-μ Fading Channels 

      Mathur, Aashish; Ai, Yun; Bhatnagar, Manav R.; Cheffena, Michael; Ohtsuki, Tomoaki (Journal article; Peer reviewed, 2018)
      In this letter, we study the secrecy performance of the classic Wyner’s wiretap model, where the main and eavesdropper channels are modeled by a general and versatile α-η-κ-µ fading model. Novel and exact expressions of ...
    • Performance Analysis of a Dual-Hop Wireless-Power Line Mixed Cooperative System 

      Mathur, Aashish; Bhatnagar, Manav R.; Ai, Yun; Cheffena, Michael (Journal article; Peer reviewed, 2018)
      Wireless communications and power line communications (PLC) are essential components for smart grid communications. This paper analyses the performance of a dual-hop wireless-power line mixed communication setup employing ...
    • Performance of Hybrid ARQ over Power Line Communications Channels 

      Mathur, Aashish; Ai, Yun; Cheffena, Michael; Bhatnagar, Manav (Chapter, 2020)
      Power line communications (PLC) system performance is severely affected by the presence of impulsive noise and channel gain. Many communication systems employ a combination of forward error correction and automatic repeat ...
    • Physical Layer Security of Hybrid Satellite-FSO Cooperative Systems 

      Ai, Yun; Mathur, Aashish; Cheffena, Michael; Bhatnagar, Manav R.; Lei, Hongjiang (Journal article; Peer reviewed, 2019)
      In this paper, we study the physical layer secrecy performance of a hybrid satellite and free-space optical (FSO) cooperative system. The satellite links are assumed to follow the Shadowed-Rician fading distribution; and ...
    • Secrecy enhancement of RF backhaul system with parallel FSO communication link 

      Ai, Yun; Mathur, Aashish; Lei, Hongjiang; Cheffena, Michael; Imran Shafique, Ansari (Peer reviewed; Journal article, 2020)
      This paper analyses the physical layer secrecy (PLS) performance of a hybrid free space optical and radio frequency (FSO/RF) communication system under a modified selection combining scheme. The transmission scheme takes ...
    • Secrecy Enhancement of RF Backhaul System with Parallel FSO Communication Link 

      Ai, Yun; Mathur, Aashish; Lei, Hongjiang; Cheffena, Michael; Ansari, Imran Shafique (Peer reviewed; Journal article, 2020)
      This paper analyses the physical layer secrecy (PLS) performance of a hybrid free space optical and radio frequency (FSO/RF) communication system under a modified selection combining scheme. The transmission scheme takes ...
    • Secrecy Performance of Correlated α-μ Fading Channels 

      Mathur, Aashish; Ai, Yun; Cheffena, Michael; Kaddoum, Georges (Journal article; Peer reviewed, 2019)
      This paper investigates the secrecy performance of the classical Wyner’s wiretap model, where the main channel and eavesdropper channel experience correlated α-μ fading. Novel and exact expressions for the average secrecy ...
    • Secrecy Performance of Correlated α-μ Fading Channels 

      Mathur, Aashish; Ai, Yun; Cheffena, Michael; Kaddoum, Georges (Journal article; Peer reviewed, 2019)
      This paper investigates the secrecy performance of the classical Wyner’s wiretap model, where the main channel and eavesdropper channel experience correlated α-μ fading. Novel and exact expressions for the average secrecy ...
    • Secrecy performance of FSO communication systems with non-zero boresight pointing errors 

      Verma, Gyan Deep; Mathur, Aashish; Ai, Yun; Cheffena, Michael (Peer reviewed; Journal article, 2020)
      Free space optical (FSO) communication is a promising candidate for the next generation(5G and beyond) wireless communication systems, due to its merits (i.e. low latency, high data rate, and license-free band, among ...
    • Secure Outage Analysis of FSO Communications Over Arbitrarily Correlated Málaga Turbulence Channels 

      Ai, Yun; Mathur, Aashish; Kong, Long; Cheffena, Michael (Peer reviewed; Journal article, 2021)
      In this paper, we analyze the secrecy outage performance for more realistic eavesdropping scenario of free-space optical (FSO) communications, where the main and wiretap links are correlated. The FSO fading channels are ...