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ICC
2007
IEEE
14 years 1 months ago
Computing the Optimal Amount of Constellation Distortion in OFDM Systems
Abstract— The primary disadvantage of orthogonal frequencydivision multiplexing (OFDM) is the high time-domain peak-toaverage power ratio (PAR) that severely limits the transmitt...
Alok Aggarwal, Erik R. Stauffer, Teresa H. Meng
ICC
2008
IEEE
142views Communications» more  ICC 2008»
14 years 2 months ago
End-to-End Outage Probability Minimization in OFDM Based Linear Multi-Hop Networks
Abstract— This paper is concerned with the end-to-end transmission outage in an OFDM based wireless multi-hop network. The network consists of a source node, a destination node, ...
Xiaolu Zhang, Meixia Tao, Wenhua Jiao, Chun Sum Ng
GLOBECOM
2008
IEEE
14 years 2 months ago
Near-Optimum Power Allocation for Outage Restricted Distributed MIMO Multi-Hop Networks
Abstract—The throughput of multi-hop communication systems can significantly be increased by the application of MIMO concepts. To utilize the physical resources in an efficient...
Dirk Wübben, Yidong Lang
PIMRC
2008
IEEE
14 years 2 months ago
A game theoretic framework for decentralized power allocation in IDMA systems
Abstract—In this contribution we present a decentralized power allocation algorithm for the uplink interleave division multiple access (IDMA) channel. Within the proposed optimal...
Samir Medina Perlaza, Laura Cottatellucci, M&eacut...
ICC
2007
IEEE
14 years 1 months ago
Opportunistic Power Allocation for Random Beamforming in MISO Broadcast Channels
Abstract— This paper proposes the opportunistic power allocation (OPA) scheme for random beamforming with a limited feedback rate. Without the channel state information, the prop...
Edward W. Jang, Hyukjoon Kwon, John M. Cioffi