Optimization framework and graph-based approach for relay-assisted bidirectional OFDMA cellular networks

Y Liu, M Tao, B Li, H Shen - IEEE Transactions on Wireless …, 2010‏ - ieeexplore.ieee.org
This paper considers a relay-assisted bidirectional cellular network where the base station
(BS) communicates with each mobile station (MS) using orthogonal frequency-division …

Superimposed XOR: A new physical layer network coding scheme for two-way relay channels

J Liu, M Tao, Y Xu, X Wang - GLOBECOM 2009-2009 IEEE …, 2009‏ - ieeexplore.ieee.org
We present a new physical layer network coding (PLNC) scheme, called superimposed
XOR, for two-way relay channels. The new scheme specifically takes into account the …

Throughput and stability for relay-assisted wireless broadcast with network coding

YE Sagduyu, RA Berry, D Guo - IEEE Journal on Selected …, 2012‏ - ieeexplore.ieee.org
The throughput and stability properties of wireless network coding are evaluated for an
arbitrary number of terminals exchanging broadcast traffic with the aid of a relay. First …

Digital network coding aided two-way relaying: Energy minimization and queue analysis

Z Chen, TJ Lim, M Motani - IEEE transactions on wireless …, 2013‏ - ieeexplore.ieee.org
In this paper, we consider a three-node, two-way relay system with digital network coding.
The aim is to minimize total energy consumption while ensuring queue stability at all nodes …

Cross-layer optimization of two-way relaying for statistical QoS guarantees

C Lin, Y Liu, M Tao - IEEE Journal on Selected Areas in …, 2012‏ - ieeexplore.ieee.org
Two-way relaying promises considerable improvements on spectral efficiency in wireless
relay networks. While most existing works focus on physical layer approaches to exploit its …

Sum-rate maximization with minimum power consumption for MIMO DF two-way relaying—Part I: Relay optimization

J Gao, SA Vorobyov, H Jiang, J Zhang… - IEEE transactions on …, 2013‏ - ieeexplore.ieee.org
The problem of power allocation is studied for a multiple-input multiple-output (MIMO)
decode-and-forward (DF) two-way relaying (TWR) system consisting of two source nodes …

Compute-and-forward: Optimization over multisource–multirelay networks

Z Chen, P Fan, KB Letaief - IEEE Transactions on Vehicular …, 2014‏ - ieeexplore.ieee.org
In this paper, we investigate a multisource multicast network with the aid of an arbitrary
number of relays, where it is assumed that no direct link is available at each SD pair. The …

Turing meets Shannon: On the algorithmic construction of channel-aware codes

H Boche, RF Schaefer, HV Poor - IEEE Transactions on …, 2022‏ - ieeexplore.ieee.org
A capacity result involves two parts: achievability and converse. The achievability proof is
usually non-constructive and only the existence of capacity-achieving codes is shown …

Optimal time-division for bidirectional relaying using superposition encoding

TJ Oechtering, H Boche - IEEE Communications Letters, 2008‏ - ieeexplore.ieee.org
Bidirectional wireless communication between two nodes is enabled by a half-duplex relay
node using a two-phase decode-and-forward protocol. In the first phase, the messages of …

Decode-and-forward strategies for bidirectional relaying

RF Wyrembelski, TJ Oechtering… - 2008 IEEE 19th …, 2008‏ - ieeexplore.ieee.org
We consider a three-node network, where a relay node establishes a bidirectional
communication between two nodes using a two-phase decode-and-forward protocol. In the …