Subcarrier-pair based resource allocation for cooperative multi-relay OFDM systems

W Dang, M Tao, H Mu, J Huang - IEEE Transactions on …, 2010‏ - ieeexplore.ieee.org
In this paper, we study the joint allocation of three types of resources, namely, power,
subcarriers and relay nodes, in multi-relay assisted dual-hop cooperative OFDM systems. All …

Relay selection and resource allocation for multi-user cooperative OFDMA networks

MS Alam, JW Mark, XS Shen - IEEE Transactions on Wireless …, 2013‏ - ieeexplore.ieee.org
The resource allocation problem is investigated for relay-based multi-user cooperative
Orthogonal Frequency Division Multiple Access (OFDMA) uplink system, considering …

Joint subcarrier pairing and power allocation for OFDM transmission with decode-and-forward relaying

CN Hsu, HJ Su, PH Lin - IEEE Transactions on Signal …, 2010‏ - ieeexplore.ieee.org
In this paper, a point-to-point orthogonal-frequency-division multiplexing (OFDM) system
with a decode-and-forward (DF) relay is considered. The transmission consists of two hops …

Cross-layer scheduling for OFDMA amplify-and-forward relay networks

DWK Ng, R Schober - IEEE Transactions on Vehicular …, 2009‏ - ieeexplore.ieee.org
In this paper, we consider cross-layer scheduling for the downlink of amplify-and-forward
(AF) relay-assisted orthogonal frequency-division multiple-access (OFDMA) networks. The …

Index modulation aided subcarrier map** for dual-hop OFDM relaying

M Wen, X Chen, Q Li, E Basar, YC Wu… - IEEE transactions on …, 2019‏ - ieeexplore.ieee.org
There is a recent surge of research interest in the study of performance-enhancing
techniques for orthogonal frequency division multiplexing (OFDM)-based relay systems …

Sum rate maximized resource allocation in multiple DF relays aided OFDM transmission

T Wang, L Vandendorpe - IEEE Journal on Selected Areas in …, 2011‏ - ieeexplore.ieee.org
In relay-aided wireless transmission systems, one of the key issues is how to manage the
energy resource at the source and each individual relay, to optimize a certain performance …

Energy efficient resource allocation for multiuser relay networks

K Singh, A Gupta, T Ratnarajah - IEEE Transactions on …, 2016‏ - ieeexplore.ieee.org
In this paper, a novel resource allocation algorithm is investigated to maximize the energy
efficiency (EE) in multiuser decode-and-forward (DF) relay interference networks. The EE …

Joint power allocation and subcarrier pairing for cooperative OFDM AF multi-relay networks

X Li, Q Zhang, G Zhang, J Qin - IEEE Communications Letters, 2013‏ - ieeexplore.ieee.org
For conventional subcarrier pairing scheme in cooperative orthogonal frequency division
multiplexing amplify-and-forward multi-relay networks, to avoid interference, each subcarrier …