Results 21 to 30 of about 12,804,341 (306)
Rate Adaption for Secure HARQ-CC System with Multiple Eavesdroppers
Entropy, 2020 In this paper, we studied the secure transmission of a hybrid automatic repeat request with chase combining (HARQ-CC) system, under the existence of multiple eavesdroppers and limited latency.
Yue Wu +4 more
doaj +1 more source
Secrecy-Rate Optimization of Double RIS-Aided Space–Ground Networks
IEEE Internet of Things Journal, 2023 The physical-layer security (PLS) of a space–ground communication system is examined. To improve the security performance, a pair of reconfigurable intelligent surfaces (RISs) is integrated into the system and benchmarked against a scheme, where there is
T. M. Hoang +5 more
semanticscholar +1 more source
Security Analysis of QAM Quantum-Noise Randomized Cipher System
IEEE Photonics Journal, 2020 Applying the quadrature amplitude modulation (QAM) format, quantum-noise randomized cipher (QNRC) systems hide the signal states in quantum phase noise and amplitude noise to prevent eavesdropping. In this paper, based on the traditional wire-tap channel
Yukai Chen +4 more
doaj +1 more source
On the Secrecy Rate under Statistical QoS Provisioning for RIS-assisted MISO Wiretap Channel [PDF]
Global Communications Conference, 2021 Reconfigurable intelligent surface (RIS) assisted radio is considered as an enabling technology with great potential for the sixth-generation (6G) wireless communications standard.
Vaibhav Kumar +3 more
semanticscholar +1 more source
Enhancing secrecy rates in a wiretap channel
Digital Communications and Networks, 2020 Submitted to a journal for possible publication. Part of the paper was presented in 2013 IEEE International Conference on Communications Workshop on Physical Layer Security (ICC), Budapest ...
Shahid Mehraj Shah, Vinod Sharma
openaire +3 more sources
Intelligent reflecting surface-aided MIMO secrecy rate maximization
ICT Express, 2022 This paper considers the intelligent reflecting surface-aided MIMO secrecy rate maximization. We apply the alternating optimization to maximize the secrecy rate of the MIMO wiretap channels. We first provide the closed-form solution to each subproblem of
Minsik Kim, Daeyoung Park
doaj +1 more source
Weighted Sum Secrecy Rate Maximization Using Intelligent Reflecting Surface
IEEE Transactions on Communications, 2021 This paper aims to investigate the benefit of using intelligent reflecting surface (IRS) in multi-user multiple-input single-output (MU-MISO) systems, in the presence of eavesdroppers.
Hehao Niu +5 more
semanticscholar +1 more source
Gradient Ascent Algorithm for Enhancing Secrecy Rate in Wireless Communications for Smart Grid [PDF]
IEEE Transactions on Green Communications and Networking, 2021 The emerging Internet of Things (IoT) and bidirectional communications in smart grid are expected to improve smart grid capabilities and electricity management.
Neji Mensi, D. Rawat, Elyes Balti
semanticscholar +1 more source
Secrecy Rate Optimization for Intelligent Reflecting Surface Assisted MIMO System
IEEE Transactions on Information Forensics and Security, 2021 This paper investigates the impact of intelligent reflecting surface (IRS) enabled wireless secure transmission. Specifically, an IRS is deployed to assist multiple-input multiple-output (MIMO) secure system to enhance the secrecy performance, and ...
Zheng Chu +7 more
semanticscholar +1 more source
Secrecy Rate Maximization for Intelligent Reflecting Surface Assisted MIMOME Wiretap Channels [PDF]
IEEE Military Communications Conference, 2021 Intelligent reflecting surface (IRS) has gained tremendous attention recently as a disruptive technology for beyond 5G networks. In this paper, we consider the problem of secrecy rate maximization for an IRS-assisted Gaussian multiple-input multiple ...
Anshu Mukherjee +2 more
semanticscholar +1 more source