Results 1 to 10 of about 38,585 (225)
Investigation on Evolving Single-Carrier NOMA Into Multi-Carrier NOMA in 5G [PDF]
IEEE Access, 2018 Non-orthogonal multiple access (NOMA) is one promising technology, which provides high system capacity, low latency, and massive connectivity, to address several challenges in the fifth-generation wireless systems. In this paper, we first reveal that the
Jie Zeng, Tiejun Lv, Ren Ping Liu
exaly +4 more sources
The Performance Evaluation of NOMA for 5G Systems Using Automatic Deployment of Multi Users [PDF]
International Journal of Electronics and Telecommunications, 2022 Non-Orthogonal Multiple Access (NOMA) in the fifth generation (5G) system is one of the optimistic technologies for wireless radio access networks. Compared to orthogonal multiple accesses (OMA) reduce the spectral efficiency; NOMA provides the best ...
Suprith P. G, Mohammed Riyaz Ahmed
doaj +1 more source
Performance Analysis of IRS-Aided NOMA Communications in the Presence of Imperfect SIC [PDF]
Journal of Electromagnetic Engineering and Science, 2021 The intelligent reflecting surface (IRS) is expected to be a promising technique to achieve a robust spectrum and energy efficiency. This paper investigates the advantages of IRS in enhancing performance of non-orthogonal multiple access (NOMA ...
Van Phu Tuan, Ic-Pyo Hong
doaj +1 more source
Advances in Electrical and Electronic Engineering, 2021 In a wireless system, dual-hop transmission requires Full-Duplex (FD) to transmit signals from the base station too far users. It is more beneficial if we deploy non-orthogonal multiple access to serve specific users, i.e.
Tu-Trinh Thi Nguyen, Dinh-Thuan Do
doaj +1 more source
Advances in Electrical and Electronic Engineering, 2023 Unmanned Aerial Vehicles (UAVs) are envisioned to play a key role in the Sixth-Generation (6G) and Beyond Fifth-Generation (B5G) networks. Resolving spectrum constraints in UAV communications remains a critical issue.
Thanh Luan Nguyen +3 more
doaj +1 more source
Inter Numerology Interference Reduction Using Windowing Technique For OFDM Based Multi-Numerologies
Journal of Applied Science and Engineering, 2022 Cyclic Prefix – Orthogonal Frequency Division Multiplexing is undoubtedly the fundamental waveform for the upcoming wireless standards. Mixed / multi-numerology scheme is one of the promising key features for 5G wireless standard, but it suffers from a ...
P. Kumar, K.R. Usha Rani
doaj +1 more source
ETRI Journal, 2021 In this work, the secrecy of a typical wireless cooperative dual‐hop non‐orthogonal multiple access (NOMA)‐enabled decode‐and‐forward (DF) relay network is investigated with the impact of collaborative and non‐collaborative eavesdropping.
V. Narasimha Nayak, Kiran Kumar Gurrala
doaj +1 more source
Waveform-domain NOMA: The future of multiple access [PDF]
, 2020 This paper introduces a novel non-orthogonal multiple access (NOMA) concept named waveform-domain NOMA, which proposes the coexistence of different waveforms in the same resource element (RE).
Şahin, Mehmet Mert +3 more
core +1 more source
Design and Performance Analysis of Multirate-NOMA
, 2023 This work considers the design and performance analysis of multirate non-orthogonal multiple access (MR-NOMA) with arbitrary rates and various modulation orders, where closed-form bit error rate (BER) expressions are derived for the joint-multiuser ...
Emad Alsusa (8880552) +2 more
core +1 more source
Restoration of an Upper Lip Affected by Necrotizing Ulcerative Stomatitis Using Bilateral Cheek Advancement with a Crescentic Perialar Excision [PDF]
Archives of Aesthetic Plastic Surgery, 2018 Necrotizing ulcerative stomatitis (NUS) refers to ulceration of the oral mucosa that precedes rapid orofacial soft- and hard-tissue destruction. NUS on the upper lip is considered a reconstructive challenge because of the functional importance and ...
Yu Gil Park, Sang Hun Kim, Eun Soo Park
doaj +1 more source