Weighted Sum Rate Optimization for Cognitive Radio MIMO Broadcast Channels
Lan ZhangYan XinYing-Chang LiangPublished in: CoRR (2008)
Keyphrases
- weighted sum
- cognitive radio
- multiple input multiple output
- mimo systems
- spectrum sensing
- cognitive radio networks
- wireless communication
- communication systems
- objective function
- linear combination
- fading channels
- wireless channels
- wireless networks
- multi channel
- cooperative spectrum sensing
- weight function
- image segmentation
- channel conditions
- base station
- mobile devices