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PIMRC
2008
IEEE
10 years 5 months ago
LAC: Load-aware channel selection in 802.11 WLANs
—Dense deployments of hybrid WLANs result in high levels of interference and low end-user throughput. Many frequency allocation mechanisms for WLANs have been proposed by a large...
George Athanasiou, Ioannis Broustis, Thanasis Kora...
PIMRC
2008
IEEE
10 years 5 months ago
Multiuser MIMO two-way relaying for cellular communications
Abstract— Two-way relaying, which enables bidirectional simultaneous data transmission between two nodes, is an efficient means to reduce the spectral efficiency loss observed ...
Celal Esli, Armin Wittneben
PIMRC
2008
IEEE
10 years 5 months ago
Optimal constellation distortion for PAR reduction in OFDM systems
Abstract—The high peak-to-average-power ratio (PAR) of Orthogonal Frequency Division Multiplexing (OFDM) transmission systems significantly reduces the power efficiency or perf...
Moshe Malkin, Brian S. Krongold, John M. Cioffi
PIMRC
2008
IEEE
10 years 5 months ago
Joint routing and scheduling for maximizing fair throughput in WiMAX mesh network
—WiMAX mesh mode, recently standardized, enables direct communications between subscriber stations without referring to the base station (BS). It can be a great solution for prov...
Salim Nahle, Naceur Malouch
PIMRC
2008
IEEE
10 years 5 months ago
Sub-band analysis of NLoS indoor channel responses
—Key factors of indoor NLoS radio channels are examined, namely the number of channel taps, the mean delay, the RMS delay spread and the channel gain. We analyze wideband (2-11 G...
Dana Porrat, Yuval Serfaty
PIMRC
2008
IEEE
10 years 5 months ago
Adaptive radio resource management for a cellular system with fixed relay nodes
— Future mobile communications systems demand for higher data rates and service quality compared to state-of-the-art systems. One way to achieve this ambitious goal is to use rel...
Fredrik Boye, Peter Rost, Gerhard Fettweis
PIMRC
2008
IEEE
10 years 5 months ago
An SMR based advance resource reservation scheme for combined mobility and QoS Provisioning
—One of the major problems of deploying RSVP in the mobile environment is called the advance resource reservation problem. If an RSVP reservation path is reserved in advance in t...
Hao Wang, David I. Laurenson, Jane Hillston
PIMRC
2008
IEEE
10 years 5 months ago
Opportunistic interference alignment in MIMO interference channels
Abstract—We present two interference alignment techniques such that an opportunistic point-to-point multiple input multiple output (MIMO) link can reuse, without generating any a...
Samir Medina Perlaza, Mérouane Debbah, Sams...
PIMRC
2008
IEEE
10 years 5 months ago
A novel framework for the characterization of dynamic spectrum access scenarios
Jordi Pérez-Romero, Xavier Gelabert, Oriol ...
PIMRC
2008
IEEE
10 years 5 months ago
Correlation and capacity of measured multi-user MIMO channels
Abstract—In multi-user multiple-input multiple-output (MUMIMO) systems, spatial multiplexing can be employed to increase the throughput without the need for multiple antennas and...
Florian Kaltenberger, David Gesbert, Raymond Knopp...
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