Weighted Sum Rate Optimizationfor Cognitive Radio MIMO Broadcast Channels.
Lan ZhangYan XinYing-Chang LiangPublished in: ICC (2008)
Keyphrases
- weighted sum
- multiple input multiple output
- cognitive radio
- mimo systems
- wireless communication
- cognitive radio networks
- spectrum sensing
- communication systems
- fading channels
- cooperative spectrum sensing
- linear combination
- wireless networks
- objective function
- channel conditions
- base station
- wireless channels
- cellular networks
- weight function
- wireless systems
- physical layer
- key technologies
- bit error rate
- orthogonal frequency division multiplexing
- small number