Virtual user pairing based non‐orthogonal multiple access in downlink coordinated multipoint transmissions

DK Hendraningrat, MB Shahab, SY Shin - IET Communications, 2020 - Wiley Online Library
In this study, joint transmission coordinated multi‐point (JT‐CoMP) is integrated with virtual
user pairing based non‐orthogonal multiple access (VP‐NOMA), termed as JT‐CoMP VP …

[PDF][PDF] Wide-band 4g mobile device planar antenna using couple feeding technique

S Muhammad, AS Yaro, IB Alhassan - ATBU Journal of Science …, 2018 - academia.edu
This paper deals with the design and fabrication of a wideband planar antenna capable of
operating at both thewireless wide area network (WWAN) and long term evolution (LTE) with …

[PDF][PDF] Channel estimation in massive MIMO systems

GR Gaspar, P Montezuma, R Dinis - FCT: DEE-Dissertações de Mestrado, 2016 - run.unl.pt
Last years were characterized by a great demand for high data throughput, good quality and
spectral efficiency in wireless communication systems. Consequently, a revolution in cellular …

Local oscillator phase noise influence on single carrier and OFDM modulations

V Fialho, F Fortes, M Vieira - Technological Innovation for the Internet of …, 2013 - Springer
This paper describes the influence of local oscillator phase noise on single and multi-carrier
modulations schemes. The oscillator has the main role on modulation and demodulation …

Robustesse d'une communication 4G (LTE) à des perturbations électromagnétiques

O Stienne - 2023 - theses.hal.science
Les systèmes de télécommunication assurent un rôle important dans les opérations
ferroviaires. Elles permettent la communication entre l'infrastructure mobile et l'infrastructure …

Analytical models for call blocking and dropping in sectorized cellular networks with fractional frequency reuse

TL Sheu, BJ Lin, ZT Chou - Wireless Communications and …, 2015 - Wiley Online Library
In this paper, we construct mathematical models to analyze the probabilities of new call
blocking and handoff call (HC) dropping for a sectorized cellular network with fractional …

Nonlinear analysis of SC-FDMA spectrum for LTE up-link

C Zhu, X Li, F Li - International Journal of Electronics Letters, 2014 - Taylor & Francis
The nonlinearity of power amplifiers is one of the principal reasons degrading the
transmission quality in the wireless communication systems comprising the single-carrier …

Referential bounds analysis of uplink radio resource scheduling in LTE network

CY Kong, YW Chen, IH Peng - 2014 IEEE 11th Consumer …, 2014 - ieeexplore.ieee.org
Energy efficiency in wireless broadband network is increasingly crucial because of the
shrinking size and the battery constraint of mobile devices. Therefore, to save the power of …

Design and performance analysis of quasi-asynchronous SC-FDMA-CDMA system using quasi complementary sequence sets

S Singh, AR Adhikary, A Samad… - … on Advances in …, 2016 - ieeexplore.ieee.org
In this paper, we have proposed a modified hybrid technique which is a combination of
single carrier frequency division multiple access (SC-FDMA) and multicarrier code division …

[PDF][PDF] Research on the assessment of human exposure to electromagnetic fields generated by communication systems

DB Deaconescu - 2024 - doctorat.utcluj.ro
The electromagnetic field, along with the gravitational field, represents the two fundamental
long-range force fields in nature, and governs the interaction at a distance through electric …