Huangfu, Jiangsheng;
Song, Zhengyu;
Hou, Tianwei;
Li, Anna;
Liu, Yuanwei;
Nallanathan, Arumugam;
Wong, Kai-Kit;
(2025)
Outage Performance of Fluid Antenna System with Uniform Linear Array Port Configuration.
In:
ICC 2025 - IEEE International Conference on Communications.
(pp. pp. 6517-6522).
IEEE: Montreal, QC, Canada.
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Abstract
Fluid antenna systems (FAS) are among the most promising technologies for the sixth generation (6G) mobile communication networks. A FAS possesses position reconfigurability to switch on-demand among N predefined ports over a prescribed space. This paper explores the performance of a singleinput single-output (SISO) model with a fixed-position antenna transmitter and a single-antenna FAS receiver, referred to as the Rx-SISO-FAS model, under spatially-correlated Rician fading channels. Our contributions include exact expressions and closedform bounds for the outage probability of the Rx-SISO-FAS model with uniform linear array port configuration. To gain insights, we evaluate the diversity order of the proposed model and our analytical results indicate that with a fixed overall system size, increasing the number of ports, N, significantly decreases the outage performance of FAS under different Rician fading factors. Our numerical results further demonstrate that: i) the Rx-SISO-FAS model can enhance performance under spatiallycorrelated Rician fading channels over the fixed-position antenna counterpart; ii) the Rician factor negatively impacts performance in the low signal-to-noise ratio (SNR) regime.
| Type: | Proceedings paper |
|---|---|
| Title: | Outage Performance of Fluid Antenna System with Uniform Linear Array Port Configuration |
| Event: | ICC 2025 - IEEE International Conference on Communications |
| Dates: | 8 Jun 2025 - 12 Jun 2025 |
| ISBN-13: | 979-8-3315-0521-9 |
| Open access status: | An open access version is available from UCL Discovery |
| DOI: | 10.1109/ICC52391.2025.11161851 |
| Publisher version: | https://doi.org/10.1109/icc52391.2025.11161851 |
| Language: | English |
| Additional information: | This version is the author accepted manuscript. For information on re-use, please refer to the publisher’s terms and conditions. |
| Keywords: | Wireless communication; Fluids; Transmitting antennas; Rician channels; Receiving antennas; Switches; Numerical models; Space exploration; Linear antenna arrays; Signal to noise ratio |
| UCL classification: | UCL UCL > Provost and Vice Provost Offices > UCL BEAMS UCL > Provost and Vice Provost Offices > UCL BEAMS > Faculty of Engineering Science > Dept of Electronic and Electrical Eng |
| URI: | https://discovery.ucl.ac.uk/id/eprint/10215961 |
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