Irs assisted satellite communication
WebAug 16, 2024 · p>This paper studies a secure satellite-terrestrial communication system assisted by a hybrid intelligent reflecting surface (IRS). The hybrid IRS, which composes of active and passive... Webvalidate the performance advantages of the proposed IRS-aided LEO satellite communication system with two-sided cooperative IRSs, as compared to various baseline schemes such as the conventional reflect-array and one-sided IRS. Index Terms Satellite communication, low-earth orbit (LEO) satellite, intelligent reflecting surface (IRS), coop-
Irs assisted satellite communication
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WebAs shown in Figure 1, we handle IRS-aided wideband OFDM-based downlink LEO SATCOM.In this paper, we assume that the communication system utilises OFDM based on the 5G NR standard. 5G NR standard incorporates cyclic prefix OFDM for both uplink and downlink transmissions and enables diverse application scenarios of it [].We also assume that … WebMar 22, 2024 · The IRS is expected to play a key role to meet the demand of the EE and SE of 5G and beyond wireless networks by optimally varying the reflection coefficient (i.e., phase shifts). An IRS performs passive signal reflection as it supports full-duplex communication without the need for radio frequency (RF) chains [ 42 ].
WebMay 1, 2024 · The proposed IRS-assisted wireless communication system considering user mobility following RWP model is shown in Figure 1, which includes an AP, an IRS (mounted on a UAV) and a mobile user (called Bob) moving as a … WebThe direct link between the satellite and users suffers severe attenuation due to heavy shadowing, thus, an IRS is implemented to assist the communications. The IRS is composed of N = NtNtreflecting elements and is attached to a smart controller for tuning phase shifts at each reflecting element.
WebJul 20, 2024 · An intelligent reflecting surface (IRS) is a programmable device that can be used to control electromagnetic waves propagation by changing the electric and magnetic properties of its surface. Therefore, IRS is considered a smart technology for the sixth generation (6G) of communication networks. In addition, machine learning (ML) … WebJul 1, 2024 · The rest of this paper is organized as follows. Section 2 propose a UAV-based IRS-assisted passive aerial relaying system. Section 3 derive a closed-form expression for outage probability of the UAV-based IRS communication system. Numerical results are presented in Section 4. Finally, Section 5 concludes the paper.
WebIn this paper, we outline the IRS-assisted system model and discuss how it differentiates from conventional multi-antenna communication systems. We first discuss the evolution …
WebJan 19, 2024 · Fig. 1: IRS-assisted wireless transmission: a) without direct link; b) with direct link. Ii-B State-of-the-Art and Key Techniques The simplest IRS-assisted communication system consists of three nodes, namely the Tx, Rx, and IRS, which is referred to as the point-to-point communication. bing turn off open links in new tabWebJan 9, 2024 · We consider in this paper a new intelligent reflecting surface (IRS)-aided LEO satellite communication system, by utilizing the controllable phase shifts of massive … bing turn off my feedWebOct 20, 2024 · A propagation model for building blockage in satellite mobile communication systems is developed. This model characterizes the signal transmitted from a low-Earth … dabble the reactionWebDec 6, 2024 · Recent research has introduced the notion of an Intelligent Reflective Surface (IRS) so as to boost the source–destination communication environment. IRS refers to a plane that consists of a number of passive elements that have a smaller size than the wavelength of the incident signal. bing turn on wallpaper toolsetWebApr 14, 2024 · Due to the reduction in costs of manufacture and launch of Low-Earth orbit (LEO) satellites, LEO satellite communication (SATCOM) has become a promising solution to provide high data rates and low latency connectivity for future communications. However, due to the fast movement of LEO satellites, it has to face a large Doppler effect, leading ... dabblicious waxWebSatellite communication is expected to play a vital role in realizing Internet of Remote Things (IoRT) applications. This article considers an intelligent reflecting surface (IRS)-assisted downlink low Earth orbit (LEO) satellite communication network, where IRS provides additional reflective links to enhance the intended signal power. dabble with meaningbing turn off search history