Energy-efficient cooperative communication based on power control and selective single-relay in wireless sensor networks

Z Zhou, S Zhou, JH Cui, S Cui - IEEE transactions on wireless …, 2008 - ieeexplore.ieee.org
Cooperative communication with single relay selection is a simple but effective
communication scheme for energy-constrained networks. In this paper, we propose a novel …

[图书][B] The next generation CDMA technologies

HH Chen - 2007 - books.google.com
Future wireless communication systems should be operating mainly, if not completely, on
burst data services carrying multimedia traffic. The need to support high-speed burst traffic …

Energy-efficient cooperative communication in a clustered wireless sensor network

Z Zhou, S Zhou, S Cui, JH Cui - IEEE Transactions on …, 2008 - ieeexplore.ieee.org
In this paper, we consider a clustered wireless sensor network where sensors within each
cluster relay data packets to nearby clusters using cooperative communications. We …

Decode-and-forward cooperative diversity with power allocation in wireless networks

J Luo, RS Blum, LJ Cimini… - IEEE transactions on …, 2007 - ieeexplore.ieee.org
We study power allocation for the decode-and-forward cooperative diversity protocol in a
wireless network under the assumption that only mean channel gains are available at the …

Opportunistic cooperation by dynamic resource allocation

D Gunduz, E Erkip - IEEE Transactions on Wireless …, 2007 - ieeexplore.ieee.org
We consider a Rayleigh fading wireless relay channel where communication is constrained
by delay and average power limitations. Assuming partial channel state information at the …

Joint power allocation and relay selection for multiuser cooperative communication

K Vardhe, D Reynolds… - IEEE Transactions on …, 2010 - ieeexplore.ieee.org
User cooperation, whereby multiple users share their antennas and transmit to a common
destination in a collaborative manner, has been shown to be an effective way to achieve …

Statistical channel knowledge-based optimum power allocation for relaying protocols in the high SNR regime

R Annavajjala, PC Cosman… - IEEE Journal on Selected …, 2007 - ieeexplore.ieee.org
We are concerned with transmit power optimization in a wireless relay network with various
cooperation protocols. With statistical channel knowledge (in the form of knowledge of the …

Outage minimization with limited feedback for the fading relay channel

N Ahmed, MA Khojastepour… - IEEE Transactions …, 2006 - ieeexplore.ieee.org
In this paper, we consider practical methods to approach the theoretical performance limits
in the fading relay channel under different assumptions of transmitter channel knowledge …

Hybrid forwarding scheme for cooperative relaying in OFDM based networks

B Can, H Yomo, E De Carvalho - 2006 IEEE International …, 2006 - ieeexplore.ieee.org
In this paper, we propose a hybrid forwarding scheme for cooperative relaying in orthogonal
frequency division multiplexing (OFDM) based networks. The proposed hybrid forwarding …

Exact bit‐error‐rate analysis of underlay decode‐and‐forward multi‐hop cognitive networks with estimation errors

K Ho‐Van, PC Sofotasios - IET Communications, 2013 - Wiley Online Library
This work is devoted to the error rate analysis of underlay multi‐hop cognitive networks with
arbitrary number of hops in the presence of multipath fading. Novel analytic expressions are …