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This letter investigates a non-orthogonal multiple access (NOMA) assisted millimeter-wave device-to-device (D2D) network practically limited by multiple interference noises, transceiver hardware impairments, imperfect successive…

Non-orthogonal multiple access (NOMA) is a key technology to enable massive machine type communications (mMTC) in 5G networks and beyond. In this paper, NOMA is applied to improve the random access efficiency in high-density…

Networking and Internet Architecture · Computer Science 2024-10-28 Sami Khairy , Prasanna Balaprakash , Lin X. Cai , H. Vincent Poor

Non-orthogonal Multiple Access (NOMA) has become a salient technology for improving the spectral efficiency of the next generation 5G wireless communication networks. In this paper, the achievable average rate of an Opportunistic…

Signal Processing · Electrical Eng. & Systems 2018-01-16 Pranav Kumar Jha , S Sushmitha Shree , D. Sriram Kumar

Non-orthogonal multiple access (NOMA) technique has sparked a growing research interest due to its ability to enhance the overall spectral efficiency of wireless systems. In this paper, we investigate the pairwise error probability (PEP)…

Signal Processing · Electrical Eng. & Systems 2018-04-12 Lina Bariah , Arafat Al-Dweik , Sami Muhaidat

Non-orthogonal multiple access (NOMA)-inspired integrated sensing and communication (ISAC) facilitates spectrum sharing for radar sensing and NOMA communications, whereas facing privacy and security challenges due to open wireless…

Information Theory · Computer Science 2024-07-02 Miaomiao Zhu , Pengxu Chen , Liang Yang , Alexandros-Apostolos A. Boulogeorgos , Theodoros A. Tsiftsis , Hongwu Liu

Two emerging technologies towards 5G wireless networks, namely non-orthogonal multiple access (NOMA) and cognitive radio (CR), will provide more efficient utilization of wireless spectrum in the future. In this article, we investigate the…

Information Theory · Computer Science 2018-01-15 Lu Lv , Jian Chen , Qiang Ni , Zhiguo Ding , Hai Jiang

Non-orthogonal multiple access (NOMA) has been widely nominated as an emerging spectral efficiency (SE) multiple access technique for the next generation of wireless communication network. To meet the growing demands in massive connectivity…

Information Theory · Computer Science 2024-03-19 Ronglan Huang , Fei ji , Zeng Hu , Dehuan Wan , Pengcheng Xu , Yun Liu

In this paper, we study the performance of non-orthogonal multiple access (NOMA) schemes in wireless powered communication networks (WPCN) focusing on the system energy efficiency (EE). We consider multiple energy harvesting user equipments…

Information Theory · Computer Science 2018-06-19 Tewodros A. Zewde , M. Cenk Gursoy

In this paper, we investigate the latency performance of non-orthogonal multiple access (NOMA) and orthogonal multiple access (OMA) technologies in finite blocklength regime. In the comparative study, we derive the achievable effective…

Information Theory · Computer Science 2020-11-11 Muhammad Amjad , Leila Musavian , Sonia Aïssa

To improve the system throughput, this paper proposes a network non-orthogonal multiple access (N-NOMA) technique for the uplink coordinated multi-point transmission (CoMP). In the considered scenario, multiple base stations collaborate…

Information Theory · Computer Science 2019-11-15 Yanshi Sun , Zhiguo Ding , Xuchu Dai

A non-orthogonal multiple access (NOMA) inspired integrated sensing and communication (ISAC) system is investigated. A dual-functional base station (BS) serves multiple communication users while sensing multiple targets, by transmitting the…

Information Theory · Computer Science 2021-12-20 Zhaolin Wang , Yuanwei Liu , Xidong Mu , Zhiguo Ding

Non-orthogonal multiple access (NOMA) schemes have been proposed for the next generation of mobile communication systems to improve the access efficiency by allowing multiple users to share the same spectrum in a non-orthogonal way. Due to…

Information Theory · Computer Science 2017-02-15 Lingyang Song , Yonghui Li , Zhiguo Ding , H. Vincent Poor

To cope with the explosive traffic growth of next-generation wireless communications, it is necessary to design next-generation multiple access techniques that can provide higher spectral efficiency as well as larger-scale connectivity. As…

Information Theory · Computer Science 2021-07-28 Xinyue Pei , Yingyang Chen , Miaowen Wen , Hua Yu , Erdal Panayirci , H. Vincent Poor

Semi-grant-free (Semi-GF) non-orthogonal multiple access (NOMA) enables grant-free (GF) and grant-based (GB) users to share the same resource blocks, thereby balancing the connectivity and stability of communications. This letter analyzes…

Information Theory · Computer Science 2020-10-30 Chao Zhang , Yuanwei Liu , Wenqiang Yi , Zhijin Qin , Zhiguo Ding

In uplink non-orthogonal multiple access (NOMA) channels, the existing cooperative successive interference cancellation (SIC) and power control (PC) schemes lack the capability of achieving the full capacity region, which restricts the…

Information Theory · Computer Science 2022-04-14 Hongwu Liu , Zhiquan Bai , Hongjiang Lei , Gaofeng Pan , Kyeong Jin Kim , Theodoros A. Tsiftsis

In this paper, we study the performance of an uplink non-orthogonal multiple access (NOMA) network under statistical quality of service (QoS) delay constraints, captured through each user s effective capacity (EC). We first propose novel…

Information Theory · Computer Science 2020-07-29 Mouktar Bello , Arsenia Chorti , Inbar Fijalkow , Wenjuan Yu , Leila Musavian

This paper proposes a new communication protocol for a cooperative non-orthogonal multiple access (NOMA) system. In this system, based on users' channel conditions, each two NOMA users are paired to reduce system complexity. In this…

Signal Processing · Electrical Eng. & Systems 2018-03-29 Duc-Dung Tran , Ha-Vu Tran , Dac-Binh Ha , Georges Kaddoum

The present contribution proposes a general framework for the energy efficiency analysis of a hybrid visible light communication (VLC) and Radio Frequency (RF) wireless system, in which both VLC and RF subsystems utilize nonorthogonal…

Information Theory · Computer Science 2020-05-11 Ahmed Al Hammadi , Sami Muhaidat , Paschalis C. Sofotasios , Mahmoud Al-Qutayri , Hany Elgala

This paper presents an analytical framework for downlink pinching antenna systems (PASS) employing waveguide division multiple access (WDMA) and non-orthogonal multiple access (NOMA). A unified channel model is developed to capture antenna…

Signal Processing · Electrical Eng. & Systems 2026-05-18 Han Zhang , Bingxin Zhang , Yizhe Zhao , Kun Yang

Non-orthogonal multiple access (NOMA) is a promising transmission scheme employed at the physical layer to improve the spectral efficiency. In this paper, we develop a novel cross-layer approach by employing NOMA at the physical layer and…

Information Theory · Computer Science 2023-10-04 Zhonghui Mei