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相关论文: Outage Probability for Multi-Hop Full-Duplex Decod…

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In this paper, a symbol-level selective transmission for full-duplex (FD) relaying networks is proposed to mitigate error propagation effects and improve system spectral efficiency. The idea is to allow the FD relay node to predict the…

信息论 · 计算机科学 2018-06-05 Jiancao Hou , Sandeep Narayanan , Na Yi , Yi Ma , Mohammad Shikh-Bahaei

In this work, an integrated performance evaluation of a decode-and-forward (DF) multi-hop wireless communication system is undertaken over the non-linear generalized $\alpha-\kappa-\mu$ and $\alpha-\kappa-\mu$-Extreme fading models.…

信息论 · 计算机科学 2019-03-25 Tau Raphael Rasethuntsa , Sandeep Kumar , Manpreet Kaur

We establish the optimal diversity-multiplexing (DM) tradeoff for coherent selective-fading multiple-access MIMO channels and provide corresponding code design criteria. As a byproduct, on the conceptual level, we find an interesting…

信息论 · 计算机科学 2009-06-26 Pedro Coronel , Markus Gärtner , Helmut Bölcskei

In this work, we study the performance of multiple-hop mixed frequency (RF)/free-space optical (FSO) communication-based decode-and-forward protocol for multicast networks. So far, serving a large number of users is considered a promising…

信号处理 · 电气工程与系统科学 2022-03-23 Olfa Ben Yahia , Eylem Erdogan , Gunes Karabulut Kurt

This paper investigates the impact of radio frequency (RF) cochannel interference (CCI) on the performance of dual-hop free-space optics (FSO)/RF relay networks. The considered FSO/RF system operates over mixed…

信号处理 · 电气工程与系统科学 2018-03-29 Imène Trigui , Nesrine Cherif , Sofiène Affes , Xianbin Wang , Victor C. M. Leung

With the help of an in-band full-duplex relay station, it is possible to simultaneously transmit and receive signals from multiple users. The performance of such system can be greatly increased when the relay station is equipped with a…

Massive multiple-input multiple-output (MIMO) relaying is a promising technological paradigm which can offer high spectral efficiency and substantially improved coverage. Yet, these configurations face some formidable challenges in terms of…

信息论 · 计算机科学 2016-03-02 Milad Fozooni , Michail Matthaiou , Shi Jin , George C. Alexandropoulos

In this paper, a multi-antenna assisted virtual full-duplex (FD) relaying with reliability-aware iterative decoding at destination node is proposed to improve system spectral efficiency and reliability. This scheme enables two half-duplex…

信息论 · 计算机科学 2017-10-19 Jiancao Hou , Sandeep Narayanan , Yi Ma , Mohammad Shikh-Bahaei

For enhancing transmission performance, privacy level and energy manipulating efficiency of wireless networks, this paper initiates a novel simultaneous wireless information and power transfer (SWIPT) full-duplex (FD) relaying protocol,…

信号处理 · 电气工程与系统科学 2020-02-10 Yuanjian Li , Rui Zhao , Zhiqiao Nie , A. Hamid Aghvami

We consider "virtual" full-duplex relaying by means of half-duplex relays. In this configuration, each relay stage in a multi-hop relaying network is formed by at least two relays, used alternatively in transmit and receive modes, such that…

信息论 · 计算机科学 2013-11-26 Song-Nam Hong , Giuseppe Caire

This paper addresses one of the classical problems in random matrix theory-- finding the distribution of the maximum eigenvalue of the correlated Wishart unitary ensemble. In particular, we derive a new exact expression for the cumulative…

信号处理 · 电气工程与系统科学 2018-11-19 Prathapasinghe Dharmawansa , Kumara Kahatapitiya , Saman Atapattu , Chintha Tellambura

This paper derives approximate outage probability (OP) expressions for uplink cell-free massive multiple-input-multiple-output (CF-mMIMO) systems with and without pilot contamination. The system's access points (APs) are considered to have…

信息论 · 计算机科学 2023-06-28 Shashank Shekhar , Muralikrishnan Srinivasan , Sheetal Kalyani , Mohamed-Slim Alouini

We study and analyze coverage region in MIMO communication systems for a multiple-relay network with decode-and-forward (DF) strategy at the relays. Assuming that there is a line-of-sight (LOS) propagation environment for source-relay…

In this paper, the performance of a power domain downlink multiple-input multiple-output non-orthogonal multiple access system in dual-hop full-duplex (FD) relaying networks is investigated over Nakagami-$m$ fading channels by considering…

信息论 · 计算机科学 2021-09-28 Mesut Toka , Eray Guven , Mehmet Akif Durmaz , Gunes Karabulut Kurt , Oguz Kucur

This paper studies dual-hop amplify-and-forward relaying system employing differential encoding and decoding over time-varying Rayleigh fading channels. First, the convectional "two-symbol" differential detection (CDD) is theoretically…

信息论 · 计算机科学 2014-07-08 M. R. Avendi , Ha H. Nguyen

Multi-hop relaying is an economically efficient architecture for coverage extension and throughput enhancement in future wireless networks. OFDM, on the other hand, is a spectrally efficient physical layer modulation technique for broadband…

信息论 · 计算机科学 2009-01-22 Xiaolu Zhang , Meixia Tao , Wenhua Jiao , Chun Sum Ng

In this work, we provide a detailed analysis of a dual-hop fixed gain (FG) amplify-and-forward relaying system, consisting of a hybrid radio frequency (RF) and free-space optical (FSO) channels. We introduce an impairment model which is the…

信号处理 · 电气工程与系统科学 2019-02-12 Elyes Balti , Mohsen Guizani , Bechir Hamdaoui , Bassem Khalfi

In this paper, the outage probability and outage-based beam design for multiple-input multiple-output (MIMO) interference channels are considered. First, closed-form expressions for the outage probability in MIMO interference channels are…

信息论 · 计算机科学 2016-11-17 Juho Park , Youngchul Sung , Donggun Kim , H. Vincent Poor

We propose the exact calculation of the probability density function (PDF) and cumulative distribution function (CDF) of mutual information (MI) for a two-user MIMO MAC network over block Rayleigh fading channels. So far the PDF and CDF…

信息论 · 计算机科学 2018-03-13 Gabriel Pivaro , Santosh Kumar , Gustavo Fraidenraich

The outage performance of multiple-input multiple-output (MIMO) technique has received intense attention in order to ensure the reliability requirement for mission-critical machine-type communication (cMTC) applications. In this paper, the…

信息论 · 计算机科学 2020-07-07 Guanghua Yang , Huan Zhang , Zheng Shi , Shaodan Ma , Hong Wang