554 search results - page 1 / 111 » Approximability of OFDMA Scheduling |
IPL
2008
13 years 4 months ago
2008
We define a new problem called the Generalized Maximum Coverage Problem (GMC). GMC is an extension of the Budgeted Maximum Coverage Problem, and it has important applications in w...
ESA
2009
Springer
13 years 11 months ago
2009
Springer
In this paper, we study the complexity and approximability of the orthogonal frequency-division multiple access (OFDMA) scheduling problem with uniformly related communication chan...
CISS
2007
IEEE
13 years 8 months ago
2007
IEEE
Abstract-Joint subcarrier, power and rate allocation in orthogonal frequency division multiple access (OFDMA) scheduling is investigated for both downlink and uplink wireless trans...
ICPPW
2009
IEEE
13 years 11 months ago
2009
IEEE
—In this paper, we consider joint optimization of end-to-end data transmission and resource allocation for Wireless-Infrastructured Distributed Cellular Networks (WIDCNs), where ...
TON
2010
12 years 11 months ago
2010
OFDMA is one of the most important modulation and access methods for the future mobile networks. Before transmitting a frame on the downlink, an OFDMA base station has to invoke an...