Challenges and solutions for cellular based V2X communications

S Gyawali, S Xu, Y Qian, RQ Hu - … Communications Surveys & …, 2020 - ieeexplore.ieee.org
A wide variety of works have been conducted in vehicle-to-everything (V2X)
communications to enable a variety of applications for road safety, traffic efficiency and …

A survey of device-to-device communications: Research issues and challenges

F Jameel, Z Hamid, F Jabeen… - … Surveys & Tutorials, 2018 - ieeexplore.ieee.org
Device-to-Device (D2D) communication has emerged as a promising technology for
optimizing spectral efficiency in future cellular networks. D2D takes advantage of the …

A survey on device-to-device (D2D) communication: Architecture and security issues

P Gandotra, RK Jha, S Jain - Journal of Network and Computer …, 2017 - Elsevier
The number of devices is expected to radically increase in near future, with an estimate of
above 50 billion connected devices by 2020. The subscribers demand improved data rates …

Device-to-device communication in 5G environment: Issues, solutions, and challenges

MH Adnan, Z Ahmad Zukarnain - Symmetry, 2020 - mdpi.com
Device-to-device (D2D) communication produces a new dimension in the mobile
environment, easing the data exchange process between physically neighboring devices …

A comprehensive review on device-to-device communication paradigm: trends, challenges and applications

C Chakraborty, JJCP Rodrigues - Wireless Personal Communications, 2020 - Springer
Sensors and smartphones are used in industry and healthcare technology for data
gathering. The sensed data can be acquired by devices and processed through multiple …

Optimized power control for massive MIMO with underlaid D2D communications

A Ghazanfari, E Björnson… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
In this paper, we consider device-to-device (D2D) communication that is underlaid in a multi-
cell massive multiple-input multiple-output (MIMO) system and proposes a new framework …

Pilot contamination reduction in massive MIMO systems based on pilot scheduling

Y Wu, T Liu, M Cao, L Li, W Xu - EURASIP Journal on Wireless …, 2018 - Springer
The pilot contamination caused by sharing the non-orthogonal pilots among users is
considered to be a bottleneck of the massive multi-input multi-output (MIMO) systems. This …

Pilot reuse among D2D users in D2D underlaid massive MIMO systems

H Xu, W Xu, Z Yang, J Shi… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
In a device-to-device (D2D) underlaid massive multiple-input multiple-output system, D2D
transmitters reuse the uplink spectrum of cellular users (CUs), leading to cochannel …

A robust resource allocation scheme for device-to-device communications based on Q-learning

A Amin, X Liu, I Khan, P Uthansakul, M Forsat… - 2020 - qspace.qu.edu.qa
One of the most effective technology for the 5G mobile communications is Device-to-device
(D2D) communication which is also called terminal pass-through technology. It can directly …

Coexistence of D2D communications and cell-free massive MIMO systems with low resolution ADC for improved throughput in beyond-5G networks

H Masoumi, MJ Emadi, S Buzzi - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
In this paper, uplink transmission of a cell-free massive multiple-input multiple-output (CF-
mMIMO) system coexisting with device-to-device (D2D) communication links is investigated …