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Toplam kayıt 13, listelenen: 1-10
Efficient power allocation for MIMO CR-NOMA networks
(Institute of Electrical and Electronics Engineers Inc., 2021)
Cognitive radio-based non-orthogonal multiple access (CR-NOMA) is considered to be one of the promising multiple accessing technique candidates for 5G and beyond networks. These networks are facing a lot of challenges to ...
Heuristic inspired precoding for millimeter-wave MIMO systems with lens antenna subarrays
(Institute of Electrical and Electronics Engineers Inc., 2022)
A traditional array (TA) multiple-input multiple-output (MIMO) architecture in mmWave with hybrid beamforming suffers from high power consumption and hardware overhead. Therefore, a lens antenna subarray (LAS)-MIMO ...
E-shaped H-slotted dual band mmwave antenna for 5G technology
(MDPI AG, 2021)
The aim of this work is to propose a dual band millimeter wave (mmwave) MIMO antenna system for 5G technology. In addition, the arrangement of the antenna elements in an array should be in such a manner that without using ...
A novel high GainWideband MIMO antenna for 5G millimeter wave applications
(MDPI, 2020)
A compact tree shape planar quad element Multiple Input Multiple Output (MIMO) antenna bearing a wide bandwidth for 5G communication operating in the millimeter-wave spectrum is proposed. The radiating element of the ...
Cp-less ofdm with alignment signals for enhancing spectral efficiency, reducing latency, and improving phy security of 5g services
(Institute of Electrical and Electronics Engineers Inc., 2018)
Although orthogonal frequency-division multiplexing (OFDM) is a widely accepted waveform in many standards and is expected to keep its dominance in future 5G systems with various types of parameterized waveforms, its ...
Dual-band multiple-element MIMO antenna system for next-generation smartphones
(MDPI (Multidisipliner Digital Publishing Institute), 2022)
This work presents a cost-effective multiple-element multiple-input multiple-output (MIMO) antenna system for next-generation smartphones. The proposed antenna system is developed on a 0.8 mm thin FR-4 substrate with a ...
Physical layer authentication scheme in beamspace MIMO systems
(Institute of Electrical and Electronics Engineers Inc., 2022)
The broadcast nature of wireless communication makes it vulnerable to various security threats such as spoofing attacks. Physical layer (PL) authentication has emerged as a promising and powerful approach to secure future ...
Classifications and applications of physical layer security techniques for confidentiality: A comprehensive survey
(IEEE-Inst Electrical Electronics Engineers Inc, 2019)
Physical layer security (PLS) has emerged as a new concept and powerful alternative that can complement and may even replace encryption-based approaches, which entail many hurdles and practical problems for future wireless ...
mmWave polarization diversity wideband multiple-input/multiple-output antenna system with symmetrical geometry for future compact devices
(MDPI, 2023)
The fifth generation (5G) of mobile networks is a significant technological advancement in telecommunications that provides faster data speeds, lower latency, and greater network capacity. One of the key technologies that ...
Tri-band MIMO diversity antenna for modern smartphones
(Institute of Electrical and Electronics Engineers Inc., 2023)
This paper proposes the design of a MIMO antenna system with four elements, specifically tailored for future smartphones. The MIMO antenna system is operating in three important 5G frequency bands: 3.5 GHz, 4.7 GHz, and ...