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Related papers: Relay-assisted Multiple Access with Full-duplex Mu…

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This paper studies the potential of harvesting energy from the self-interference of a full-duplex base station. The base station is equipped with a self-interference cancellation switch, which is turned-off for a fraction of the…

Information Theory · Computer Science 2018-07-04 Animesh Yadav , Octavia A. Dobre , H. Vincent Poor

In this paper we explore the use of full-duplex radio to improve the spectrum efficiency in a two-way relay channel where two sources exchange information through an multi-antenna relay, and all nodes work in the full-duplex mode. The…

Information Theory · Computer Science 2015-06-23 Gan Zheng

The performance of user-cooperation in a multi-access network is compared to that of using a wireless relay. Using the total transmit and processing power consumed at all nodes as a cost metric, the outage probabilities achieved by dynamic…

Information Theory · Computer Science 2016-11-17 Lalitha Sankar , Gerhard Kramer , Narayan B. Mandayam

We investigate a cognitive radio system where secondary user (SU) relays primary user (PU) packets using two-phase relaying. SU transmits its own packets with some access probability in relaying phase using time sharing. PU and SU have…

Information Theory · Computer Science 2017-02-16 Kedar Kulkarni , Adrish Banerjee

This letter studies a wireless-powered amplify-and-forward relaying system, where an energy-constrained relay node assists the information transmission from the source to the destination using the energy harvested from the source. We…

Information Theory · Computer Science 2014-11-13 Yong Zeng , Rui Zhang

We consider a relay-assisted wireless network, where the energy-harvesting buffer-aided relay node is powered by radio-frequency signals from a source node wishing to communicate with its destination. We propose two secure cooperative…

Information Theory · Computer Science 2016-12-20 Ahmed El Shafie , Naofal Al-Dhahir

We present an experiment-based characterization of passive suppression and active self-interference cancellation mechanisms in full-duplex wireless communication systems. In particular, we consider passive suppression due to antenna…

Information Theory · Computer Science 2016-11-17 Melissa Duarte , Chris Dick , Ashutosh Sabharwal

Full-duplex communication has the potential to substantially increase the throughput in wireless networks. However, the benefits of full-duplex are still not well understood. In this paper, we characterize the full-duplex rate gains in both…

Information Theory · Computer Science 2016-06-10 Jelena Marašević , Jin Zhou , Harish Krishnaswamy , Yuan Zhong , Gil Zussman

We derive the capacity of the state-dependent half-duplex relay channel without source-destination link. The output of the state-dependent half-duplex relay channel depends on the randomly varying channel states of the source-relay and…

Information Theory · Computer Science 2014-02-25 Nikola Zlatanov , Robert Schober

In this article, we propose sampled-data design of digital filters that cancel the continuous-time effect of coupling waves in a single-frequency full-duplex relay station. In this study, we model a relay station as a continuoustime system…

Systems and Control · Computer Science 2015-04-06 Hampei Sasahara , Masaaki Nagahara , Kazunori Hayashi , Yutaka Yamamoto

Recent experimental results have shown that full-duplex communication is possible for short-range communications. However, extending full-duplex to long-range communication remains a challenge, primarily due to residual self-interference…

Information Theory · Computer Science 2016-11-17 Achaleshwar Sahai , Gaurav Patel , Chris Dick , Ashutosh Sabharwal

A full-duplex two-way relay channel with multiple antennas is considered. For this three-node network, the beamforming design needs to suppress self-interference. While a traditional way is to apply zero-forcing for self-interference…

Information Theory · Computer Science 2016-10-18 Zhigang Wen , Shuai Wang , Xiaoqing Liu , Junwei Zou

In this paper, we study and analyze fundamental throughput and delay tradeoffs in cooperative multiple access for cognitive radio systems. We focus on the class of randomized cooperative policies, whereby the secondary user (SU) serves…

Networking and Internet Architecture · Computer Science 2014-04-25 Mahmoud Ashour , Amr A. El-Sherif , Tamer ElBatt , Amr Mohamed

This paper considers an interference network composed of K half-duplex single-antenna pairs of users who wish to establish bi-directional communication with the aid of a multi-input-multi-output (MIMO) half-duplex relay node. This channel…

Information Theory · Computer Science 2009-01-20 Hassan Ghozlan , Yahya Mohasseb , Hesham El Gamal , Gerhard Kramer

We consider a multipair two-way relay communication network, where pairs of user devices exchange information via a relay system. The communication between users employs time division duplex, with all users transmitting simultaneously to…

Information Theory · Computer Science 2018-07-24 Muris Sarajlic , Liang Liu , Fredrik Rusek , Farhana Sheikh , Ove Edfors

In this letter, we proposed a shared-antenna full-duplex massive MIMO model for the multiuser MIMO system. This model exploits a single antenna array at the base station (BS) to transmit and receive the signals simultaneously. It has the…

Information Theory · Computer Science 2015-10-02 Pengbo Xing , Ju Liu , Chao Zhai , Xinhua Wang , Lina Zheng

Robust transceiver design against unresolvable system uncertainties is of crucial importance for reliable communication. For instance, full-duplex communication suffers from such uncertainties when canceling the self-interference, since the…

Information Theory · Computer Science 2019-01-28 Ali Kariminezhad , Aydin Sezgin

In this paper, we analyze a shared access network with a fixed primary node and randomly distributed secondary nodes whose distribution follows a Poisson point process (PPP). The secondaries use a random access protocol allowing them to…

Networking and Internet Architecture · Computer Science 2016-03-30 Zheng Chen , Nikolaos Pappas , Marios Kountouris , Vangelis Angelakis

This paper studies the performance of some state-of-the-art cooperative full-duplex relaying protocols in the context of a large wireless network modelled using stochastic geometry tools. We investigate the outage behaviour for different…

Information Theory · Computer Science 2018-01-12 Andres Altieri , Pablo Piantanida

In this paper, we study and analyze fundamental throughput-delay tradeoffs in cooperative multiple access for cognitive radio systems. We focus on the class of randomized cooperative policies, whereby the secondary user (SU) serves either…

Networking and Internet Architecture · Computer Science 2016-11-17 Mahmoud Ashour , Amr A. El-Sherif , Tamer ElBatt , Amr Mohamed