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VTC
2008
IEEE
186views Communications» more  VTC 2008»
14 years 1 months ago
Downlink Limited Feedback Transmission Schemes for Asymmetric MIMO Channels
Abstract—In multiple-input multiple-output (MIMO) broadcast channels, multiuser diversity is exploited by scheduling data transmission to users with best channel conditions. To ï...
Mohsen Eslami, Witold A. Krzymien
CORR
2008
Springer
142views Education» more  CORR 2008»
13 years 7 months ago
The Impact of QoS Constraints on the Energy Efficiency of Fixed-Rate Wireless Transmissions
Transmission over wireless fading channels under quality of service (QoS) constraints is studied when only the receiver has channel side information. Being unaware of the channel c...
Deli Qiao, Mustafa Cenk Gursoy, Senem Velipasalar
JSAC
2011
126views more  JSAC 2011»
13 years 2 months ago
Spectrum Management in Multiuser Cognitive Wireless Networks: Optimality and Algorithm
Abstract— Spectrum management is used to improve performance in multiuser communication system, e.g., cognitive radio or femtocell networks, where multiuser interference can lead...
Chee Wei Tan, S. Friedland, Steven H. Low
INFOCOM
2009
IEEE
14 years 2 months ago
Dynamic Power Allocation Under Arbitrary Varying Channels - An Online Approach
—A major problem in wireless networks is coping with limited resources, such as bandwidth and energy. These issues become a major algorithmic challenge in view of the dynamic nat...
Niv Buchbinder, Liane Lewin-Eytan, Ishai Menache, ...
CN
2008
97views more  CN 2008»
13 years 7 months ago
Cooperative content dissemination in multi-channel WLAN hotspots
It is common for hotspots in airports, cafes, and malls to deploy info-stations on their access points to provide local information such as flight schedule, multimedia access, sal...
Ching-Ju Lin, Cheng-Fu Chou