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GLOBECOM
2008
IEEE
14 years 5 months ago
Comparison of Routing and Wavelength Assignment Algorithms in WDM Networks
- We design and implement various algorithms for solving the static RWA problem with the objective of minimizing the maximum number of requested wavelengths based on LP relaxation ...
Kostas Christodoulopoulos, Konstantinos Manousakis...
GLOBECOM
2008
IEEE
13 years 12 months ago
Cross-Layer Rate Allocation for Multimedia Applications in Pervasive Computing Environment
Abstract— An important issue for supporting multimedia applications in multiple heterogeneous networks, a typical pervasive computing environment, is how to optimize the rate all...
Liang Zhou, Benoit Geller, Anne Wei, Baoyu Zheng, ...
GLOBECOM
2008
IEEE
13 years 11 months ago
Power Allocation for Cognitive Radios Based on Primary User Activity in an OFDM System
Efficient and reliable power allocation algorithm in Cognitive radio (CR) networks is a challenging problem. Traditional water-filling algorithm is inefficient for CR networks due ...
Ziaul Hasan, Ekram Hossain, Charles L. Despins, Vi...
GLOBECOM
2008
IEEE
13 years 11 months ago
Computing the Receive Spatial Correlation for a Multi-Cluster MIMO Channel Using Different Array Configurations
Spatial correlation among received signals has a significant impact on the performance of a multipleinput multiple-output (MIMO) system. In prior research, expressions were derived...
Ramya Bhagavatula, Robert W. Heath Jr.
GLOBECOM
2008
IEEE
14 years 5 months ago
Network Formation Games for Distributed Uplink Tree Construction in IEEE 802.16J Networks
— This paper investigates the problem of the formation of an uplink tree structure among the IEEE 802.16j network’s relay stations (RSs) and their serving base station (MR-BS)....
Walid Saad, Zhu Han, Mérouane Debbah, Are H...