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相关论文: Dual-Branch MRC Receivers under Spatial Interferen…

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This paper studies slow, fast and opportunistic fluid antenna multiple access (FAMA) under the effect of Nakagami-m fading channels, considering the new and realistic spatial blockcorrelation model. Expressions for the outage probability…

统计理论 · 数学 2025-10-09 Paulo R. de Moura , Hugerles S. Silva , Ugo S. Dias , Higo T. P. Silva

Intelligent Reflecting Surfaces (IRS) are a promising solution to enhance the coverage of future wireless networks by tuning low-cost passive reflecting elements (referred to as {metasurfaces}), thereby constructing a favorable wireless…

社会与信息网络 · 计算机科学 2021-06-11 Hazem Ibrahim , Hina Tabassum , Uyen T. Nguyen

The paper investigates the improvement of using maximum ratio combining (MRC) in cooperative vehicular communications (VCs) transmission schemes considering non-orthogonal multiple access scheme (NOMA) at intersections. The transmission…

信息论 · 计算机科学 2019-11-27 Baha Eddine Youcef Belmekki , Abdelkrim Hamza , Benoît Escrig

This paper focuses on robust transceiver design for throughput enhancement on the interference channel (IC), under imperfect channel state information (CSI). In this paper, two algorithms are proposed to improve the throughput of the…

信息论 · 计算机科学 2018-04-02 Ali Dalir , Hassan Aghaeinia , Mohammad Kazemi

Recently, a structure of an optimal linear precoder for multi cell downlink systems has been described in [1, Eq (3.33)]. Other references (e.g., [2,3]) have used simplified versions of the precoder to obtain promising performance gains.…

信息论 · 计算机科学 2023-07-19 Axel Müller , Romain Couillet , Emil Björnson , Sebastian Wagner , Mérouane Debbah

This paper addresses the problem of rate selection for the cooperative hybrid automatic repeat request with chase combination (HARQ-CC) system, where time correlated Nakagami-m fading channels are considered. To deal with this problem, the…

信息论 · 计算机科学 2015-03-12 Zheng Shi , Shaodan Ma , Kam-Weng Tam

In this paper, we shed light on the performance gain of integrated sensing and communications (ISAC) from the perspective of channel correlations between radar sensing and communication (S&C), namely ISAC subspace correlation. To begin…

信号处理 · 电气工程与系统科学 2022-11-03 Shihang Lu , Xiao Meng , Zhen Du , Yifeng Xiong , Fan Liu

This paper studies the impact of co-channel interferences (CCIs) on the system performance of multi-hop amplify-and-forward (AF) relaying, in a simple and explicit way. For generality, the desired channels along consecutive relaying hops…

信息论 · 计算机科学 2013-12-03 Minghua Xia , Sonia Aïssa

Relay cooperation and integrated microwave and millimeter-wave (mm-wave) dual-band communication are likely to play key roles in 5G. In this paper, we study a two-user uplink scenario in such dual-bands, modeled as a multiple-access relay…

信息论 · 计算机科学 2019-06-12 Subhajit Majhi , Patrick Mitran

A spectrum-sharing communication system where the secondary user is aware of the instantaneous channel state information (CSI) of the secondary link, but knows only the statistics and an estimated version of the secondary…

信息论 · 计算机科学 2015-03-20 Zouheir Rezk , Mohamed-Slim Alouini

Coming cellular systems are envisioned to open up to new services with stringent reliability and energy efficiency requirements. In this paper we focus on the joint power control and rate allocation problem in Single-Input Multiple-Output…

网络与互联网体系结构 · 计算机科学 2019-05-15 Onel L. Alcaraz López , Hirley Alves , Matti Latva-aho

This paper introduces a novel information-theoretic approach for studying the effects of mutual coupling (MC), between the transmit and receive antennas, on the overall performance of single-input-single-output (SISO) near-field…

信息论 · 计算机科学 2021-12-13 Mohamed Akrout , Volodymyr Shyianov , Faouzi Bellili , Amine Mezghani , Robert W. Heath

This paper characterizes integration and coordination gains in dense millimeter-wave ISAC networks through a dual-mode framework that combines monostatic and multistatic sensing. A comprehensive system-level analysis is conducted,…

信息论 · 计算机科学 2025-12-05 Yasser Nabil , Hesham ElSawy , Hossam S. Hassanein

Spectrum sharing is a new approach to solve the congestion problem in the RF spectrum. A spatial approach for spectrum sharing between a radar and a communication system was proposed, which mitigates the radar interference to communication…

信息论 · 计算机科学 2016-11-17 Awais Khawar , Ahmed Abdelhadi , T. Charles Clancy

This paper investigates the uplink achievable rates of massive multiple-input multiple-output (MIMO) antenna systems in Ricean fading channels, using maximal-ratio combining (MRC) and zero-forcing (ZF) receivers, assuming perfect and…

信息论 · 计算机科学 2015-06-19 Qi Zhang , Shi Jin , Kai-Kit Wong , Hongbo Zhu , Michail Matthaiou

Rate-splitting multiple access (RSMA) is a multiple access scheme to mitigate the effects of the multi-user interference (MUI) in multi-antenna systems. In this study, we leverage the interference management capabilities of RSMA to tackle…

信息论 · 计算机科学 2023-10-04 Mehmet Mert Sahin , Onur Dizdar , Bruno Clerckx , Huseyin Arslan

This paper aims to analyze the stochastic performance of a multiple input multiple output (MIMO) integrated sensing and communication (ISAC) system in a downlink scenario, where a base station (BS) transmits a dual-functional…

信息论 · 计算机科学 2023-05-25 Marziyeh Soltani , Mahtab Mirmohseni , Rahim Tafazolli

Communication-sensing integration represents an up-and-coming area of research, enabling wireless networks to simultaneously perform communication and sensing tasks. However, in urban cellular networks, the blockage of buildings results in…

信息论 · 计算机科学 2024-07-03 Zezhong Sun , Shi Yan , Ning Jiang , Jiaen Zhou , Mugen Peng

In this paper, we consider an overlay cognitive radio network, in which a secondary transmitter (ST) is willing to relay the information of a primary transmitter toward a primary receiver. In return, ST can access the licensed band to send…

信息论 · 计算机科学 2018-06-08 Binh Van Nguyen , Hyoyoung Jung , Dongsoo Har , Kiseon Kim

This paper aims to analyze the stochastic performance of a multiple input multiple output (MIMO) integrated sensing and communication (ISAC) system in a downlink scenario, where a base station (BS) transmits a dual-functional…

信息论 · 计算机科学 2024-10-22 Marziyeh Soltani , Mahtab Mirmohseni , Rahim Tafazolli