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Related papers: Wireless Network-Coded Multi-Way Relaying Using La…

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This paper deals with physical layer network-coding for the four-way wireless relaying scenario where four nodes A, B, C and D wish to communicate their messages to all the other nodes with the help of the relay node R. The scheme given in…

Information Theory · Computer Science 2012-10-16 Srishti Shukla , B. Sundar Rajan

The design of modulation schemes for the physical layer network-coded three-way wireless relaying scenario is considered. The protocol employs two phases: Multiple Access (MA) phase and Broadcast (BC) phase with each phase utilizing one…

Information Theory · Computer Science 2015-03-19 Srishti Shukla , Vijayvaradharaj T. Muralidharan , B. Sundar Rajan

The design of modulation schemes for the physical layer network-coded two-way MIMO relaying scenario is considered, with $n_R$ antennas at the relay R, $n_A$ and $n_B$ antennas respectively at the end nodes A and B. We consider the…

Information Theory · Computer Science 2012-03-15 Vijayvaradharaj T. Muralidharan , B. Sundar Rajan

The design of modulation schemes for the physical layer network-coded two way wireless relaying scenario is considered. It was observed by Koike-Akino et al. for the two way relaying scenario, that adaptively changing the network coding map…

Information Theory · Computer Science 2012-01-05 Srishti Shukla , Vijayvaradharaj T. Muralidharan , B. Sundar Rajan

The design of modulation schemes for the physical layer network-coded two way relaying scenario is considered with the protocol which employs two phases: Multiple access (MA) Phase and Broadcast (BC) Phase. It was observed by Koike-Akino et…

Information Theory · Computer Science 2015-03-19 Vishnu Namboodiri , Vijayvaradharaj T. Muralidharan , B. Sundar Rajan

We consider the two user wireless Multiple Access Relay Channel (MARC), in which nodes $A$ and $B$ want to transmit messages to a destination node $D$ with the help of a relay node $R$. For the MARC, Wang and Giannakis proposed a Complex…

Information Theory · Computer Science 2012-10-22 Vijayvaradharaj T. Muralidharan , B. Sundar Rajan

A Physical layer Network Coding (PNC) scheme is proposed for the $K$-user wireless Multiple Access Relay Channel (MARC), in which $K$ source nodes transmit their messages to the destination node $D$ with the help of a relay node $R.$ The…

Information Theory · Computer Science 2013-01-22 Vijayvaradharaj T. Muralidharan , B. Sundar Rajan

We investigate techniques for designing modulation/coding schemes for the wireless two-way relaying channel. The relay is assumed to have perfect channel state information, but the transmitters are assumed to have no channel state…

Information Theory · Computer Science 2011-07-29 Brett Hern , Krishna Narayanan

The design of modulation schemes for the physical layer network-coded two way relaying scenario has been extensively studied recently with the protocol which employs two phases: Multiple access (MA) Phase and Broadcast (BC) Phase. It was…

Information Theory · Computer Science 2012-03-16 Vishnu Namboodiri , B. Sundar Rajan

Physical-layer Network Coding (PNC) can significantly improve the throughput of wireless two way relay channel (TWRC) by allowing the two end nodes to transmit messages to the relay simultaneously. To achieve reliable communication, channel…

Networking and Internet Architecture · Computer Science 2016-11-15 Shengli Zhang , Soung-Chang Liew

The problem of obtaining network coding maps for the physical layer network coded two-way relay channel is considered, using the denoise-and-forward forward protocol. It is known that network coding maps used at the relay node which ensure…

Information Theory · Computer Science 2013-10-17 Vijayvaradharaj T. Muralidharan , B. Sundar Rajan

In this paper, a distributed turbo-like coding scheme for wireless networks with relays is proposed. We consider a scenario where multiple sources communicate with a single destination with the help of a relay. The proposed scheme can be…

Information Theory · Computer Science 2009-10-13 Roua Youssef , Alexandre Graell i Amat

It has recently been recognized that the wireless networks represent a fertile ground for devising communication modes based on network coding. A particularly suitable application of the network coding arises for the two--way relay…

Information Theory · Computer Science 2007-07-13 Petar Popovski , Hiroyuki Yomo

Physical layer network coding (PLNC) has the potential to improve throughput of multi-hop networks. However, most of the works are focused on the simple, three-node model with two-way relaying, not taking into account the fact that there…

Information Theory · Computer Science 2016-11-18 Hironori Fukui , Hiroyuki Yomo , Petar Popovski

Modulation schemes for two-way bidirectional relay network employing two phases: Multiple access (MA) phase and Broadcast (BC) phase and using physical layer network coding are currently studied intensively. Recently, adaptive modulation…

Information Theory · Computer Science 2013-04-01 Kiran Venugopal , Vishnu Namboodiri , B. Sundar Rajan

We consider the design of coding schemes for the wireless two-way relaying channel when there is no channel state information at the transmitter. In the spirit of the compute and forward paradigm, we present a multilevel coding scheme that…

Information Theory · Computer Science 2016-11-17 Brett Hern , Krishna Narayanan

The physical-layer network coding (PNC) approach provides improved performance in many scenarios over "traditional" relaying techniques or network coding. This work addresses the generalization of PNC to wireless scenarios where network…

Information Theory · Computer Science 2011-03-01 A. Khina , Y. Kochman , U. Erez

We consider a system in which two users communicate with a destination with the help of a half-duplex relay. Based on the compute-and-forward scheme, we develop and evaluate the performance of coding strategies that are of network coding…

Information Theory · Computer Science 2013-06-11 Mohieddine El Soussi , Abdellatif Zaidi , Luc Vandendorpe

In this paper, we analyze a composite decode-and-forward scheme for the two-way relay channel with a direct link. During transmission, our scheme combines both block Markov coding and an independent coding scheme similar to network coding…

Information Theory · Computer Science 2014-11-10 Lisa Pinals , Mai Vu

We consider the problem of two transmitters wishing to exchange information through a relay in the middle. The channels between the transmitters and the relay are assumed to be synchronized, average power constrained additive white Gaussian…

Information Theory · Computer Science 2016-09-08 Makesh Pravin Wilson , Krishna Narayanan , Henry Pfister , Alex Sprintson
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