26518 search results - page 2 / 5304 » On achieving the |
VTC
2008
IEEE
13 years 11 months ago
2008
IEEE
Abstract— In this paper, we analyze DS-CDMA/OFDM spectrum sharing system based on opportunistic spectrum access (OSA). In this system, the primary network air interface is based ...
INFOCOM
2005
IEEE
13 years 11 months ago
2005
IEEE
— With the constraints of network topologies and link capacities, achieving the optimal end-to-end throughput in data networks has been known as a fundamental but computationally...
IMC
2010
ACM
13 years 3 months ago
2010
ACM
How fast is the network? The speed at which real users can download content at different locations and at different times is an important metric for service providers. Knowledge o...
ICC
2008
IEEE
13 years 11 months ago
2008
IEEE
Abstract— The cognitive radio channel (CRC) refers to a communication model in which two senders attempt to communicate with their respective receivers simultaneously through a c...
ICC
2007
IEEE
13 years 11 months ago
2007
IEEE
Abstract— We consider multiuser scheduling with limited feedback of partial channel state information in MIMO broadcast channels. By using spatial multiplexing at the base statio...