Secure transmission via joint precoding optimization for downlink MISO NOMA

N Zhao, D Li, M Liu, Y Cao, Y Chen… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
Non-orthogonal multiple access (NOMA) is a prospective technology for radio resource
constrained future mobile networks. However, NOMA users far from a base station (BS) tend …

Secure transmission via beamforming optimization for NOMA networks

Y Cao, N Zhao, Y Chen, M Jin, Z Ding… - IEEE Wireless …, 2019 - ieeexplore.ieee.org
Owing to the eminent performance gain, non-orthogonal multiple access (NOMA) has been
regarded as a promising approach to achieve high throughput and low latency for the next …

Secrecy sum rate optimization for downlink MIMO nonorthogonal multiple access systems

M Tian, Q Zhang, S Zhao, Q Li… - IEEE Signal Processing …, 2017 - ieeexplore.ieee.org
Nonorthogonal multiple access (NOMA) is expected to be a promising technique for future
wireless networks. In this letter, we investigate the secrecy sum rate optimization problem for …

Secure users oriented downlink MISO NOMA

HM Wang, X Zhang, Q Yang… - IEEE Journal of Selected …, 2019 - ieeexplore.ieee.org
This paper proposes a secure users-oriented multiple-input and single-output non-
orthogonal multiple access downlink transmission scheme, where multiple legitimate users …

Secure beamforming in downlink MIMO nonorthogonal multiple access networks

M Jiang, Y Li, Q Zhang, Q Li… - IEEE Signal Processing …, 2017 - ieeexplore.ieee.org
In this letter, we consider a cellular downlink multiple-input-multiple-output nonorthogonal
multiple access (NOMA) secure transmission network, which consists of a base station, a …

Joint beamforming and jamming optimization for secure transmission in MISO-NOMA networks

N Zhao, W Wang, J Wang, Y Chen, Y Lin… - IEEE Transactions …, 2018 - ieeexplore.ieee.org
Non-orthogonal multiple access (NOMA) has been developed as a key multi-access
technique for 5G. However, secure transmission remains a challenge in NOMA. Especially …

Physical layer security designs for 5G NOMA systems with a stronger near-end internal eavesdropper

C Zhang, F Jia, Z Zhang, J Ge… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
Serial interference cancellation (SIC) technology is the key to ensure a higher system
capacity for NOMA. However, SIC may also introduce some critical security risks, since it …

Massive access in secure NOMA under imperfect CSI: Security guaranteed sum-rate maximization with first-order algorithm

Z Li, M Xia, M Wen, YC Wu - IEEE Journal on Selected Areas in …, 2020 - ieeexplore.ieee.org
Non-orthogonal multiple access (NOMA) is a promising solution for secure transmission
under massive access. However, in addition to the uncertain channel state information (CSI) …

Secure precoding optimization for NOMA-aided integrated sensing and communication

Z Yang, D Li, N Zhao, Z Wu, Y Li… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Integrated sensing and communication (ISAC) is an up-and-coming technique for future 6G
networks. However, the communication message carried by the detection waveform will face …

On secure downlink NOMA systems with outage constraint

H Lei, R Gao, KH Park, IS Ansari… - IEEE Transactions …, 2020 - ieeexplore.ieee.org
In this work, we investigate the relationship between the reliability and security of a typical
two-user downlink non-orthogonal multiple access (NOMA) communication system. The …