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PIMRC
2008
IEEE
15 years 4 months ago
Radio resource allocation in OFDMA multihop cellular cooperative networks
Multihop cellular networks (MeNs) is an extension of single hop cellular networks (SCNs) having benefits of a fixed base station and flexible ad hoc networks. The radio resource ma...
Cheol Jeong, Hyung-Myung Kim
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PIMRC
2008
IEEE
15 years 4 months ago
Effects of topology on local throughput-capacity of ad hoc networks
—Most publications on the capacity and performance of wireless ad hoc networks share the underlying assumption of a uniform random distribution of nodes. In this paper, we study ...
Jakob Hoydis, Marina Petrova, Petri Mähö...
PIMRC
2008
IEEE
15 years 4 months ago
Cellular-relaying network dimensioning with cross-layer resource allocation
—The enhancement of cellular networks with relaying technologies is expected to bring significant techno-economic benefits, but proper allocation of resources may be a challeng...
Bogdan Timus, Pablo Soldati
PIMRC
2008
IEEE
15 years 4 months ago
Maximum likelihood based methods for OFDM intercarrier spacing characterization
— One of the main task to be done by a cognitive receiver is to sense its spectral environment in order to distinguish surrounding systems from each others. Actually most systems...
Abdelaziz Bouzegzi, Philippe Ciblat, Pierre Jallon
PIMRC
2008
IEEE
15 years 4 months ago
A coherent amplify-and-forward relaying demonstrator without global phase reference
ACT In this work we present a demonstrator for coherent linear amplify-and-forward (AF) relaying. Two source/destination pairs communicate with the help of three half-duplex relays...
Stefan Berger, Armin Wittneben