Results 61 to 70 of about 3,003 (240)

Spherical Large Intelligent Surfaces

open access: yesCoRR, 2019
As an emerging technology and evolution that goes beyond massive multi-input multi-output (MIMO), large intelligent surface (LIS) has gained much interest recently. LIS acts as an electromagnetic surface and can transmit, redirect, and receive radiating signals across its entire contiguous surface.
openaire   +2 more sources

Performance of Large Intelligent Surface-enabled Cooperative Networks Over Nakagami-m Channels [PDF]

open access: yes, 2021
In this paper, we analyze the system performance of a large intelligent surface (LIS) enabled wireless system over Nakagami-m channels. We derive closed-form expressions of the outage probability, ergodic capacity, and average bit error rate using ...
Galymzhan Nauryzbayev   +7 more
core   +1 more source

Cramér-Rao Lower Bounds for Positioning with Large Intelligent Surfaces [PDF]

open access: yes2017 IEEE 86th Vehicular Technology Conference (VTC-Fall), 2017
Submitted to VTC-Fall, 2017; 6 pages; 7 ...
Sha Hu 0001, Fredrik Rusek, Ove Edfors
openaire   +2 more sources

Parametric Channel Model Estimation for Large Intelligent Surface-Based Transceiver-assisted Communication System [PDF]

open access: yes, 2022
The number of connected mobile devices and the amount of data traffic through these devices are expected to grow many-fold in future communication networks.
Ghosh, Debamita   +2 more
core  

RIS-Focus: On the Optimal Placement of the Focal Plane for Outdoor Beam Routing

open access: yesIEEE Access, 2022
Recently, reconfigurable/large intelligent surface (RIS/LIS) has been emerged as an essential key enabler for 6G communication scenarios. The surface can be programmed by software for forming and directing the electromagnetic (EM) wave in any desired ...
Mostafa Salah   +2 more
doaj   +1 more source

Intelligent Surface Finishing Using Compliant Robots [PDF]

open access: yes, 2022
Surface finishing tasks such as grinding or sanding are tedious tasks for highly skilled craftsmen and involve health risks for humans. The automation of the process by a robot can make a major contribution and also offers economic advantages.
Schneyer, Stefan
core  

Floor Map Reconstruction Through Radio Sensing and Learning By a Large Intelligent Surface [PDF]

open access: yes, 2022
Environmental scene reconstruction is of great interest for autonomous robotic applications, since an accurate representation of the environment is necessary to ensure safe interaction with robots.
David Gregoratti   +13 more
core   +1 more source

Large Intelligent Surfaces With Discrete Set of Phase-Shifts Communicating Through Double-Rayleigh Fading Channels

open access: yesIEEE Access, 2021
Despite many studies already published on large intelligent surfaces (LIS), there are still some gaps in mathematical models in the face of possible scenarios.
Felipe A. P. de Figueiredo   +6 more
doaj   +1 more source

An Iterative Interference Cancellation Algorithm for Large Intelligent Surfaces

open access: yesCoRR, 2019
The Large Intelligent Surface (LIS) concept is a promising technology aiming to revolutionize wireless communication by exploiting spatial multiplexing at its fullest. Despite of its potential, due to the size of the LIS and the large number of antenna elements involved there is a need of decentralized architectures together with distributed algorithms
Jesus Rodriguez Sanchez   +3 more
openaire   +2 more sources

“Intelligent” Pt Catalysts Studied on High-Surface-Area CaTiO3 Films [PDF]

open access: yes, 2019
CaTiO3-supported Pt is sometimes referred to as an “Intelligent” catalyst because Pt can reversibly leave or enter the perovskite lattice following high-temperature reduction or oxidation; however, slow egress–ingress kinetics associated with large ...
Eric A. Stach (1269663)   +13 more
core   +1 more source

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