Results 21 to 30 of about 13,322 (283)

Secrecy Performance Analysis of Energy Harvesting Untrusted Relay Networks with Hardware Impairments

open access: yesInternational Journal of Distributed Sensor Networks
In this work, we focus on the issue of secure communication in energy harvesting untrusted relay networks taking into account the impact of hardware impairments, where an energy-constrained relay, powered by received radio frequency signals, attempts to ...
Dechuan Chen   +5 more
doaj   +2 more sources

RIS-Assisted Three-Dimensional Drone Localization and Tracking Under Hardware Impairments

open access: yesIEEE Access
The concept of Reconfigurable Intelligent Surfaces (RIS) has emerged as a promising method for communications and the localization of aeronautical vehicles.
Mehari Meles   +3 more
doaj   +2 more sources

Massive MIMO full-duplex relaying with hardware impairments

open access: yesJournal of Communications and Networks, 2017
Massive multiple-input-multiple-output full-duplex relaying (MM-FDR), which exploits both the benefits of large-scale antenna arrays and full-duplex transmission, is considered as a promising technology to achieve very high spectral efficiency in the future wireless network.
Xiaochen Xia, Youyun Xu, Kui Xu
exaly   +2 more sources

Communication system with intelligent reflecting surface aided simultaneous wireless information and power transfer considering hardware impairments

open access: yesShenzhen Daxue xuebao. Ligong ban, 2023
In order to verify the impact of transceiver hardware impairments on the performance of communication system, we explore the robust transmission design of an intelligent reflecting surface (IRS) aided simultaneous wireless information and power transfer (
HE Chunlong   +3 more
doaj   +1 more source

On the Impact of Hardware Impairments on RIS-aided Localization

open access: yesICC 2022 - IEEE International Conference on Communications, 2022
arXiv admin note: substantial text overlap with arXiv:2204 ...
Cüneyd Öztürk   +3 more
openaire   +4 more sources

On the impact of hardware impairments on massive MIMO [PDF]

open access: yes2014 IEEE Globecom Workshops (GC Wkshps), 2014
Massive multi-user (MU) multiple-input multiple-output (MIMO) systems are one possible key technology for next generation wireless communication systems. Claims have been made that massive MU-MIMO will increase both the radiated energy efficiency as well as the sum-rate capacity by orders of magnitude, because of the high transmit directivity. However,
Ulf Gustavsson   +8 more
openaire   +2 more sources

Deep Learning-Based End-to-End Design for OFDM Systems With Hardware Impairments

open access: yesIEEE Open Journal of the Communications Society, 2023
Orthogonal frequency-division multiplexing (OFDM) is a key technology for cellular and Wi-Fi systems, but its performance may be degraded by hardware impairments.
Cheng-Yu Wu   +3 more
doaj   +1 more source

Measuring Hardware Impairments with Software-Defined Radios [PDF]

open access: yes2018 IEEE Frontiers in Education Conference (FIE), 2018
This Innovative Practice Full Paper introduces a novel tool for educating electrical engineering students about hardware impairments in wireless communications. A radio frequency (RF) front end is an essential part of a wireless transmitter or receiver.
Vuk Marojevic   +3 more
openaire   +2 more sources

On the Achievable Rate of Hardware-Impaired Transceiver Systems [PDF]

open access: yesGLOBECOM 2017 - 2017 IEEE Global Communications Conference, 2017
In this paper, we accurately model the transceiver hardware impairments (HWIs) of multiple-input multiple-output (MIMO) systems considering different HWI stages at transmitter and receiver. The proposed novel statistical model shows that transceiver HWIs transform the transmitted symmetric signal to asymmetric one. Moreover, it shows that the aggregate
Sidrah Javed   +3 more
openaire   +1 more source

Living and dealing with RF impairments in communication transceivers [PDF]

open access: yes, 2007
This paper provides an overview of the sources and effects of the RF impairments limiting and rendering the performance of the future wireless communication transceivers costly as well as hindering their wide-spread use in commercial products.
Ediz Cetin   +5 more
core   +1 more source

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