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Irs assisted satellite communication

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

Hybrid IRS-Assisted Secure Satellite Downlink Communications: A …

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... WebJan 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 … portishead bridge club https://swflcpa.net

Intelligent Reflecting Surface Assisted Integrated Sensing and ...

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 … 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 ... Web♠ B. Zheng, S. Lin, and R. Zhang, “Intelligent reflecting surface-aided LEO satellite communication: cooperative passive beamforming and distributed channel estimation,” IEEE Journal on Selected Areas in Communications, special issue on Antenna Array Enabled Space/Air/Ground Communications and Networking. portishead bs20

Channel Estimation for mmWave Satellite Communications with ...

Category:Intelligent reflecting surface‐aided Doppler compensation for …

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Irs assisted satellite communication

Robust Beamforming Based on Graph Attention Networks …

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 … 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 …

Irs assisted satellite communication

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WebDec 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... 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.

WebAbstract: 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.

WebAn integrated reception system ( IRS) provides broadcast signals from multiple sources (typically terrestrial television, FM radio, DAB digital radio and satellite TV) to multiple … 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.

WebApr 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 ...

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 … optical fiber cable characteristicsWebMar 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 ]. portishead bus stationWebCao H, Zhu W, Feng W, et al. Robust beamforming based on graph attention networks for IRS-assisted Satellite IoT Communications[J]. Entropy, 2024, 24(3): 326. Link; Peng S, Nie J, Shu X, et al. A multi-view framework for BGP anomaly detection via graph attention network[J]. Computer Networks, 2024, 214: 109129. portishead bus routesWebNov 15, 2024 · Call the IRS. Their telephone number is 1-800-829-1040. Bear in mind that the phone number can be called from Monday to Friday from 7 AM to 7 PM. You will have to … portishead bus timesWebApr 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 … portishead bus servicesWebAs 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 … portishead builders merchantsWebJul 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) … portishead bridal shop