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In this paper, we analyze the asymptotic rate for a multi-carrier (MC) full-duplex (FD) massive multiple input multiple output (mMIMO) decode and forward (DF) relay system which serves multiple MC single-antenna half-duplex (HD) nodes. We…

Information Theory · Computer Science 2020-11-18 Vimal Radhakrishnan , Omid Taghizadeh , Rudolf Mathar

While full-duplex (FD) transmission has the potential to double the system capacity, its substantial benefit can be offset by the self-interference (SI) and non-ideality of practical transceivers. In this paper, we investigate the…

Information Theory · Computer Science 2016-11-15 Zhenyu Xiao , Yao Li , Lin Bai , Jinho Choi

This paper considers a multiple input multiple output (MIMO) two-way relay channel, where two nodes want to exchange data with each other using multiple relays. An iterative algorithm is proposed to achieve the optimal achievable rate…

Information Theory · Computer Science 2008-10-22 Rahul Vaze , Robert W. Heath

In this paper, we propose to investigate a single RF chain multi-antenna full-duplex (FD) relay built with $b$-bit analog phase shifters and passive self-interference cancellation. Next, assuming only passive self-interference cancellation…

Information Theory · Computer Science 2023-09-14 Armin Bazrafkan , Marija Poposka , Zoran Hadzi-Velkov , Petar Popovski , Nikola Zlatanov

Full-duplex systems are expected to double the spectral efficiency compared to conventional half-duplex systems if the self-interference signal can be significantly mitigated. Digital cancellation is one of the lowest complexity…

Information Theory · Computer Science 2016-11-17 Elsayed Ahmed , Ahmed M. Eltawil

We consider a simple network consisting of a source, a half-duplex DF relay with a buffer, and a destination. We assume that the direct source-destination link is not available and all links undergo fading. We propose two new buffer-aided…

Information Theory · Computer Science 2013-02-19 Nikola Zlatanov , Robert Schober

In this work, energy-efficient cooperative protocols are studied for full-duplex relaying (FDR) with loopback interference. In these protocols, relay assistance is only sought under certain conditions on the different link outages to ensure…

Information Theory · Computer Science 2013-10-18 Mohammad Khafagy , Amr Ismail , Mohamed-Slim Alouini , Sonia Aissa

In this paper, we study the performance, in terms of the asymptotic error probability, of a user which communicates with a destination with the aid of a full-duplex in-band relay. We consider that the network is interference-limited, and…

Information Theory · Computer Science 2014-05-16 Andres Altieri , Leonardo Rey Vega , Pablo Piantanida , Cecilia G. Galarza

A new approach to distributed cooperative beamforming in relay networks with frequency selective fading is proposed. It is assumed that all the relay nodes are equipped with finite impulse response (FIR) filters and use a filter-and-forward…

Adaptation and Self-Organizing Systems · Physics 2016-11-15 Haihua Chen , Alex B. Gershman , Shahram Shahbazpanahi

The wireless in-band full-duplex (IBFD) technology can in theory double the system capacity over the conventional frequency division duplex (FDD) or time-division duplex (TDD) alternatives. But the strong self-interference of the IBFD can…

Signal Processing · Electrical Eng. & Systems 2022-11-23 Wei Zhang , Yi Jiang , Bin Zhou

This paper is on relay selection in uplink of an in-band full-duplex (IBFD) cooperative cellular network. Assuming an orthogonal frequency division multiple access (OFDMA) cellular network, we develop a relay selection and resource…

Information Theory · Computer Science 2017-02-09 Jafar Banar , S. Mohammad Razavizadeh

The effect of full-duplex cooperative relaying in a random access multiuser network is investigated here. First, we model the self-interference incurred due to full-duplex operation, assuming multi-packet reception capabilities for both the…

Information Theory · Computer Science 2016-11-17 Nikolaos Pappas , Marios Kountouris , Anthony Ephremides , Apostolos Traganitis

In this paper, we investigate opportunistic relay and jammer cooperation schemes in multiple-input multiple-output (MIMO) buffer-aided relay networks. The network consists of one source, an arbitrary number of relay nodes, legitimate users…

Information Theory · Computer Science 2015-12-24 X. Lu , R. C. de Lamare

The recent developments in self-interference (SI) cancellation techniques have led to the practical realization of full-duplex (FD) radios that can perform simultaneous transmission and reception. FD technology is attractive for various…

Networking and Internet Architecture · Computer Science 2018-06-06 M. Omar Al-Kadri , Adnan Aijaz , Arumugam Nallanathan

This letter analyzes and compares the performance of full-duplex relaying (FDR) and half-duplex relaying (HDR) for ultra-reliable short-packet communications. Specifically, we derive both approximate and asymptotic closed-form expressions…

Information Theory · Computer Science 2017-11-23 Yifan Gu , He Chen , Yonghui Li , Branka Vucetic

This paper studies the cooperation between a primary system and a cognitive system in a cellular network where the cognitive base station (CBS) relays the primary signal using amplify-and-forward or decode-and-forward protocols, and in…

Information Theory · Computer Science 2016-11-17 Gan Zheng , Ioannis Krikidis , Bjorn Ottersten

Sharing the spectrum with in-band full-duplex (FD) primary users (PU) is a challenging and interesting problem in the underlay cognitive radio (CR) systems. The self-interference introduced at the primary network may dramatically impede the…

Information Theory · Computer Science 2016-01-05 Mohamed Gaafar , Osama Amin , Walid Abediseid , Mohamed-Slim Alouini

Hardware impairments, such as phase noise, quantization errors, non-linearities, and noise amplification, have baneful effects on wireless communications. In this paper, we investigate the effect of hardware impairments on multipair massive…

Information Theory · Computer Science 2017-08-03 Ying Liu , Xipeng Xue , Jiayi Zhang , Xu Li , Linglong Dai , Shi Jin

Various sectors are likely to carry a set of emerging applications while targeting a reliable communication with low latency transmission. To address this issue, upon a spectrally-efficient transmission, this paper investigates the…

Signal Processing · Electrical Eng. & Systems 2018-04-11 Fatima Ezzahra Airod , Houda Chafnaji , Ahmed Tamtaoui

This paper studies the throughput maximization problem for a three-node relay channel with non-ideal circuit power. In particular, the relay operates in a half-duplex manner, and the decode-and-forward (DF) relaying scheme is adopted.…

Information Theory · Computer Science 2017-06-20 Hengjing Liang , Chuan Huang , Zhi Chen , Shaoqian Li
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