28 citations · 64 across the 14 of their papers we have counts for
16 papers · 1 filter
Wireless Bidirectional Relaying, Latin Squares and Graph Vertex Coloring
Vijayvaradharaj T. Muralidharan, B. Sundar Rajan
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 t…
Linear Network Coding, Linear Index Coding and Representable Discrete Polymatroids
Vijayvaradharaj T. Muralidharan, B. Sundar Rajan
Discrete polymatroids are the multi-set analogue of matroids. In this paper, we explore the connections among linear network coding, linear index coding and representable discrete…
Linear Fractional Network Coding and Representable Discrete Polymatroids
Vijayvaradharaj T. Muralidharan, B. Sundar Rajan
A linear Fractional Network Coding (FNC) solution over is a linear network coding solution over in which the message dimensions need not necessarily b…
On the Vector Linear Solvability of Networks and Discrete Polymatroids
Vijayvaradharaj T. Muralidharan, B. Sundar Rajan
We consider the vector linear solvability of networks over a field It is well known that a scalar linear solution over exists for a network if and on…
Physical Layer Network Coding for the Multiple Access Relay Channel
Vijayvaradharaj T. Muralidharan, B. Sundar Rajan
We consider the two user wireless Multiple Access Relay Channel (MARC), in which nodes and want to transmit messages to a destination node with the help of a relay node…
Physical Layer Network Coding for the K-user Multiple Access Relay Channel
Vijayvaradharaj T. Muralidharan, B. Sundar Rajan
A Physical layer Network Coding (PNC) scheme is proposed for the -user wireless Multiple Access Relay Channel (MARC), in which source nodes transmit their messages to the de…
Performance Analysis of Adaptive Physical Layer Network Coding for Wireless Two-way Relaying
Vijayvaradharaj T. Muralidharan, B. Sundar Rajan
The analysis of modulation schemes for the physical layer network-coded two way relaying scenario is presented which employs two phases: Multiple access (MA) phase and Broadcast (B…
Distributed Space Time Coding for Wireless Two-way Relaying
Vijayvaradharaj T. Muralidharan, B. Sundar Rajan
We consider the wireless two-way relay channel, in which two-way data transfer takes place between the end nodes with the help of a relay. For the Denoise-And-Forward (DNF) protoco…
Wireless Network-Coded Accumulate-Compute and Forward Two-Way Relaying
Srishti Shukla, 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 relayi…
Wireless Network Coding for MIMO Two-way Relaying using Latin Rectangles
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 antennas at the relay R, and antennas res…
Wireless Network-Coded Three-Way Relaying Using Latin Cubes
Srishti Shukla, Vijayvaradharaj T. Muralidharan, 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) phas…
Wireless Bidirectional Relaying and Latin Squares
Vishnu Namboodiri, 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…
A Trellis Coded Modulation Scheme for the Fading Relay Channel
Vijayvaradharaj T Muralidharan, B. Sundar Rajan
A decode and forward protocol based Trellis Coded Modulation (TCM) scheme for the half-duplex relay channel, in a Rayleigh fading environment, is presented. The proposed scheme can…
Channel Quantization for Physical Layer Network-Coded Two-Way Relaying
Vijayvaradharaj T Muralidharan, Vishnu Namboodiri, 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…
A Non-Orthogonal DF Scheme for the Single Relay Channel and the Effect of Labelling
Vijayvaradharaj T Muralidharan, B. Sundar Rajan
We consider the uncoded transmission over the half-duplex single relay channel, with a single antenna at the source, relay and destination nodes, in a Rayleigh fading environment.…
Bounds on the Achievable Rate for the Fading Relay Channel with Finite Input Constellations
Vijayvaradharaj T Muralidharan, B. Sundar Rajan
We consider the wireless Rayleigh fading relay channel with finite complex input constellations. Assuming global knowledge of the channel state information and perfect synchronizat…