Sciweavers

256 search results - page 1 / 52
» Comparison of Heuristic and Optimal Subcarrier Assignment Al...
Sort
View
ICWN
2003
13 years 5 months ago
Comparison of Heuristic and Optimal Subcarrier Assignment Algorithms
Wireless multi carrier approaches can support the simultaneous transmissions to several wireless terminals, each one getting only some of the available subcarriers. Judiciously ass...
James Gross, Holger Karl, Frank H. P. Fitzek, Adam...
ICC
2008
IEEE
163views Communications» more  ICC 2008»
13 years 10 months ago
Network Coding Aware Dynamic Subcarrier Assignment in OFDMA Wireless Networks
—Taking advantage of the frequency diversity and multiuser diversity in OFDMA based wireless networks, dynamic subcarrier assignment mechanisms have shown to be able to achieve m...
Xinyu Zhang, Baochun Li
TSP
2008
101views more  TSP 2008»
13 years 3 months ago
ARQ by Subcarrier Assignment for OFDM-Based Systems
We consider two automatic repeat request (ARQ) schemes based on subcarrier assignment in orthogonal frequency-division multiplexing (OFDM)-based systems: single ARQ subcarrier assi...
Chin Keong Ho, Hongming Yang, Ashish Pandharipande...
TWC
2008
108views more  TWC 2008»
13 years 3 months ago
Quasi-Optimal Channel Assignment for Real-Time Video in OFDM Wireless Systems
In this paper, real-time video transmission with quality of service (QoS) assurance over orthogonal frequency division multiplexing (OFDM) wireless systems is studied. Three quasi-...
Jun Xu, Xuemin Shen, Jon W. Mark, Jun Cai
EOR
2007
147views more  EOR 2007»
13 years 3 months ago
Routing and wavelength assignment in optical networks using bin packing based algorithms
This paper addresses the problem of routing and wavelength assignment (RWA) of static lightpath requests in wavelength routed optical networks. The objective is to minimize the nu...
Nina Skorin-Kapov