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Related papers: Asymptotic Outage Probability Analysis for General…

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A multi-hop relaying system is analyzed where data sent by a multi-antenna source is relayed by successive multi-antenna relays until it reaches a multi-antenna destination. Assuming correlated fading at each hop, each relay receives a…

Information Theory · Computer Science 2016-11-18 Nadia Fawaz , Keyvan Zarifi , Merouane Debbah , David Gesbert

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…

Information Theory · Computer Science 2023-06-28 Shashank Shekhar , Muralikrishnan Srinivasan , Sheetal Kalyani , Mohamed-Slim Alouini

This paper is concerned with a wireless system operating in MIMO fading channels with channel state information being known at both transmitter and receiver. By spatiotemporal subchannel selection and power control, it aims to minimize the…

Information Theory · Computer Science 2014-03-27 Dian-Wu Yue , Yichuang Sun

Prior asymptotic performance analyses are based on the series expansion of the moment-generating function (MGF) or the probability density function (PDF) of channel coefficients. However, these techniques fail for lognormal fading channels…

Information Theory · Computer Science 2017-07-27 Bingcheng Zhu , Julian Cheng , Jun Yan , Jinyuan Wang , Lenan Wu , Yongjin Wang

The paper presents a comprehensive closed-form performance analysis framework for multihop communications over Weibull fading channels. The analyzed scheme consists basically of multiple regenerative relays with generalized high-order…

Information Theory · Computer Science 2018-02-21 Abdelaziz Soulimani , Mustapha Benjillali , Hatim Chergui , Daniel B. da Costa

We propose a simple and accurate method to evaluate the outage probability at the output of arbitrarily fading L-branch diversity combining receiver. The method is based on the saddlepoint approximation, which only requires the knowledge of…

Information Theory · Computer Science 2011-05-24 Mohammed Jabi , Leszek Szczecinski , Mustapha Benjillali

Signal fading due to atmospheric channel impairments and pointing error is a major bottleneck for the performance of optical wireless communication (OWC). In this paper, we consider an amplify-and-forward (AF) optical relaying to enhance…

Signal Processing · Electrical Eng. & Systems 2020-06-15 Tejas Nimish Shah , Ziyaur Rahman , S. M. Zafaruddin

This paper investigates the system outage performance of a simultaneous wireless information and power transfer (SWIPT) based two-way decode-and-forward (DF) relay network, where potential hardware impairments (HIs) in all transceivers are…

Information Theory · Computer Science 2021-10-19 Guangyue Lu , Zhipeng Liu , Yinghui Ye , Xiaoli Chu

In this paper, we investigate the impact of fading channel correlation on the performance of dual-hop decode-and-forward (DF) simultaneous wireless information and power transfer (SWIPT) relay networks. More specifically, by considering the…

Information Theory · Computer Science 2023-05-09 Farshad Rostami Ghadi , F. Javier Lopez-Martinez

This letter studies the outage performance of cooperative non-orthogonal multiple access (NOMA) network with the help of an amplify-and-forward relay. An accurate closed-form approximation for the exact outage probability is derived. Based…

Information Theory · Computer Science 2017-03-14 Xuesong Liang , Yongpeng Wu , Derrick Wing Kwan Ng , Yiping Zuo , Shi Jin , Hongbo Zhu

Relaying has been extensively studied during the last decades and has found numerous applications in wireless communications. The simplest relaying method, namely amplify and forward, has shown potential in MIMO multiple access systems,…

Information Theory · Computer Science 2014-11-07 Symeon Chatzinotas

This paper explores multiuser multiple antenna systems as a means to enhance the spectral efficiency of aeronautical communications systems. To this end, the outage regime for a multiuser multiple antenna system is studied within a…

Information Theory · Computer Science 2025-08-28 Ayten Gürbüz , Giuseppe Caire , Alexander Steingass

The outage performance of multiple-input multiple-output (MIMO) technique has received intensive attention to meet the stringent requirement of reliable communications for 5G applications, e.g., mission-critical machine-type communication…

Information Theory · Computer Science 2022-09-28 Huan Zhang , Guanghua Yang , Zheng Shi , Shaodan Ma , Hong Wang

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…

Information Theory · Computer Science 2021-09-28 Mesut Toka , Eray Guven , Mehmet Akif Durmaz , Gunes Karabulut Kurt , Oguz Kucur

In slow fading scenarios, cooperation between nodes can increase the amount of diversity for communication. We study the performance limit in such scenarios by analyzing the outage capacity of slow fading relay channels. Our focus is on the…

Information Theory · Computer Science 2007-07-13 Salman Avestimehr , David N. C. Tse

This letter derives the asymptotic symbol error rate (SER) and outage probability of multiple-input multiple-output (MIMO) maximum ratio combining (MRC) systems. We consider Rayleigh fading channels with both transmit and receive spatial…

Information Theory · Computer Science 2009-11-11 Shi Jin , Matthew R. McKay , Xiqi Gao , Iain B. Collings

In this paper, we develop an accurate closed-form analytic expression of the outage probability for each source-destination (S-D) pair in the two S-D pairs two relays wireless network, where cooperative network coding is applied over…

Information Theory · Computer Science 2024-06-14 Elias Benamira , Fatiha Merazka , Güneş Karabulut Kurt

In this work, the performance analysis of a dual-hop relay transmission system composed of asymmetric radio-frequency (RF)/free-space optical (FSO) links with pointing errors is presented. More specifically, we build on the system model…

Information Theory · Computer Science 2013-02-19 Imran Shafique Ansari , Ferkan Yilmaz , Mohamed-Slim Alouini

The parallel fading channel, which consists of finite number of subchannels, is very important, because it can be used to formulate many practical communication systems. The outage probability, on the other hand, is widely used to analyze…

Information Theory · Computer Science 2013-07-19 Bo Bai , Wei Chen , Khaled B. Letaief , Zhigang Cao

This paper analyzes the outage performance in finite wireless networks. Unlike most prior works, which either assumed a specific network shape or considered a special location of the reference receiver, we propose two general frameworks for…

Information Theory · Computer Science 2016-08-19 Jing Guo , Salman Durrani , Xiangyun Zhou