Results 11 to 20 of about 19,295 (150)

Millimeter-Wave Over-the-Air Signal-to-Interference-plus-Noise-Ratio Measurements Using a MIMO Testbed [PDF]

open access: yes2018 2nd URSI Atlantic Radio Science Meeting (AT-RASC), 2018
2nd URSI Atlantic Radio Science Meeting (URSI AT-RASC 2018)
Buisman, Koen   +4 more
openaire   +4 more sources

Modelling and forecasting of signal‐to‐interference plus noise ratio in femtocellular networks using logistic smooth threshold autoregressive model

open access: yesIET Signal Processing, 2015
The aim of this paper is to present a non‐linear statistical model to fit and forecast the signal‐to‐interference plus noise ratio (SINR) in two‐tier heterogeneous cellular networks which consist of macrocells and femtocells. Since in these networks the number and locations of femtocell base stations (FBS) are variable, SINR ...
Sepideh Kabiri   +3 more
openaire   +4 more sources

SLINR-Based Downlink Optimization in MU-MIMO Networks

open access: yesIEEE Access, 2022
Optimizing the downlink of multi-cell multiuser multiple input multiple output (MU-MIMO) networks has received substantial attention; however, the schemes in the literature consider centralized solutions requiring significant overhead in information ...
Tyler Gamvrelis   +3 more
doaj   +1 more source

UAV Relay Flight Path Planning in the Presence of Jamming Signal

open access: yesIEEE Access, 2019
The flight path of the unmanned aerial vehicle (UAV) relay can significantly affect the performance of the wireless relay communication system. In this paper, we investigate the optimization of the UAV flight path in a wireless relay communication system,
Meng-Chuan Mah   +2 more
doaj   +1 more source

Increase of Carrier-to-Noise Ratio in GPS Receivers Caused by Continuous-Wave Interference [PDF]

open access: yesRadioengineering, 2016
The increased use of personal private devices (PPDs) is drawing greater attention to the effects of continuous-wave interference (CWI) on the performance of global positioning system (GPS) receivers.
J. Li, J. Nie, B. Li, F. Wang
doaj  

An Improved Sub-Array Adaptive Beamforming Technique Based on Multiple Sources of Errors

open access: yesJournal of Marine Science and Engineering, 2020
In this paper, a new robust adaptive beamforming method is proposed in order to improve the robustness against steering vector (SV) mismatches that arise from multiple types of array errors.
Zhuang Xie   +3 more
doaj   +1 more source

Spectral Correlation for Signal Presence Detection and Frequency Acquisition of Small Satellites

open access: yesAerospace, 2021
Challenges in interference-limited satellite detection arising from the low-earth orbit (LEO) and the Industrial, Scientific and Medical (ISM) frequency bands are addressed.
Jonas Hofmann   +4 more
doaj   +1 more source

Handover based on a predictive approach of signal‐to‐interference‐plus‐noise ratio for heterogeneous cellular networks

open access: yesIET Communications, 2019
In mobile communication networks, the handover procedure enables a continuous communication service for users on the move. However, handovers, handover failures, and ping‐pong handovers increase the signalling load in the network, resulting in the use of network resources and a reduction of the system throughput.
Enrique René Bastidas-Puga   +3 more
openaire   +2 more sources

Local large deviation principle, large deviation principle and information theory for the signal-to-interference-plus-noise ratio graph models [PDF]

open access: yesJournal of Information and Optimization Sciences, 2020
Given devices space $D$, an intensity measure $λm\in(0,\infty)$, a transition kernel $Q$ from the space $D$ to positive real numbers $(0,\infty,$ a path-loss function (which depends on the Euclidean distance between the devices and a positive constant $α$), we define a Marked Poisson Point process (MPPP).
Sakyi-Yeboah, E.   +2 more
openaire   +2 more sources

Spatial–degree of freedom improvement of interference alignment in multi-input, multi-output interference channels

open access: yesInternational Journal of Distributed Sensor Networks, 2017
As we know, the degree of freedom approximates the capacity of a network. To improve the achievable degree of freedom in the K -user interference network, we propose a rank minimization interference minimization algorithm.
Yi-bing Li, Xue-ying Diao, Qian-hui Dong
doaj   +1 more source

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