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TWC
2008
143views more  TWC 2008»
13 years 7 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»
13 years 7 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»
13 years 5 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»
13 years 5 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
14 years 1 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