Irs assisted satellite communication

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August undefined, 2024

WebAug 8, 2024 · In this paper, we investigate an intelligent reflecting surface (IRS)-assisted integrated sensing and communication (ISAC) system design in a clutter environment. Assisted by an IRS equipped with a uniform linear array (ULA), a multi-antenna base station (BS) is targeted for communicating with multiple communication users (CUs) and sensing … WebOct 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 …

Robust Beamforming Based On Graph Attention Networks For IRS-assisted …

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- WebThe promised gains of IRS-assisted communications depend on the accuracy of the channel state information. In this paper, we propose two novel channel estimation methods for an IRS-assisted multiple-input multiple-output (MIMO) communication system. texston acrylic wax products

Robust Beamforming Based on Graph Attention Networks for IRS-Assisted …

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. 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 ]. WebSep 26, 2024 · In this paper, the feasibility of adopting an intelligent reflective surface (IRS) in a cell-free wireless communication system is studied. The received signal-to-noise ratio (SNR) for this IRS-enabled cell-free set-up is optimized by adjusting phase-shifts of the passive reflective elements. texstudio 32 bit download

IRS-assisted low altitude passive aerial relaying - ScienceDirect

Robust Beamforming Based on Graph Attention Networks …

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 … sword in stone italyWebJan 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. sword in stone minecraft command

"WebApr 21, 2024 · Call the Main Federal IRS Number. Your first option is to call the main federal IRS phone number. That number is 1-800-829-1040. When you call that number, here’s … " - Irs assisted satellite communication

Irs assisted satellite communication

WebNov 8, 2024 · In the intelligent reflecting surface (IRS) assisted communication systems, the acquisition of channel state information (CSI) is a crucial impediment for achieving the passive beamforming gain of IRS because of the considerable overhead required for channel estimation. Specifically, under the current beamforming design for IRS-assisted ... WebDec 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.

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WebSatellite 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. WebJan 5, 2024 · This paper proposes an intelligent reflecting surface (IRS) assisted integrated sensing and communication (ISAC) system operating at the millimeter-wave (mmWave) band. Specifically, the ISAC system combines communication and radar operations and performs, detecting and communicating simultaneously with multiple targets and users. …

WebAn integrated reception system ( IRS) provides broadcast signals from multiple sources (typically terrestrial television, FM radio, DAB digital radio and satellite TV) to multiple … WebJan 4, 2024 · NTN technology encompasses anything non-terrestrial such as satellite communication networks which include low Earth orbit (LEO) satellites (with altitude of …

WebDec 23, 2024 · The IRS assists in securing communications from the ground station and satellite to the user against an eavesdropper. The connection probability and the secrecy … WebJun 30, 2024 · In intelligent reflecting surface (IRS) assisted communication systems, the acquisition of channel state information is a crucial impediment for achieving the b …

WebApr 14, 2024 · IET Signal Processing ORIGINAL RESEARCH Open Access Intelligent reflecting surface-aided Doppler compensation for Low-Earth orbit satellite networks: …

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 … sword in stone minecraft texstudio dark themeWebAs 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 … texstudio compile only one chapterWebAbstract: We consider an mmWave satellite communication system with a reconfigurable intelligent surface (RIS) to enhance the signal coverage, where both the satellite and the served users are equipped with phased arrays. sword in tamil meaningWebDec 23, 2024 · This paper analyzes the physical layer security performance of cache-enabled hybrid satellite-terrestrial networks with intelligent reflecting surfaces (IRS). Content caches are deployed at both satellite and ground station to help fast content delivery to users. The IRS assists in securing communications from the ground station and satellite to the user … texstudio 4.2.3 githubWebAug 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 … sword in stone pixel artWebDec 24, 2024 · The IRS assists in securing communications from the ground station and satellite to the user against an eavesdropper. The connection probability and the secrecy probability are derived in... texstudio download 32 bit