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TWC
2008
143views more  TWC 2008»
14 years 9 months ago
Power-efficient wireless OFDMA using limited-rate feedback
Emerging applications involving low-cost wireless sensor networks motivate well optimization of multi-user orthogonal frequency-division multiple access (OFDMA) in the power-limite...
Antonio G. Marqués, Georgios B. Giannakis, ...
CORR
2010
Springer
170views Education» more  CORR 2010»
14 years 10 months ago
Slow Adaptive OFDMA Systems Through Chance Constrained Programming
Adaptive orthogonal frequency division multiple access (OFDMA) has recently been recognized as a promising technique for providing high spectral efficiency in future broadband wire...
William Weiliang Li, Ying Jun Zhang, Anthony Man-C...
JSAC
2010
142views more  JSAC 2010»
14 years 8 months ago
Cross-layer optimization for streaming scalable video over fading wireless networks
—We present a cross-layer design of transmitting scalable video streams from a base station to multiple clients over a shared fading wireless network by jointly considering the a...
Honghai Zhang, Yanyan Zheng, Mohammad A. Khojastep...
WICOMM
2010
70views more  WICOMM 2010»
14 years 8 months ago
Distributed timeslot allocation with crossed slots in CDMA-TDD systems
Code division multiple access system with time division duplex (CDMA-TDD) is a promising solution to cope with traffic asymmetry of downlink and uplink in multimedia services. Whe...
Ki Won Sung, Chae Y. Lee
PIMRC
2008
IEEE
15 years 4 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