Dual Decomposition Based Power Allocation for Downlink OFDM Non-Coherent Cooperative Transmission System.
Xin ChenXiaodong XuXiaofeng TaoHui TianPublished in: VTC Spring (2012)
Keyphrases
- power allocation
- dual decomposition
- resource allocation
- multiple input multiple output
- mimo systems
- wireless channels
- fading channels
- energy minimization
- transmission scheme
- map inference
- multipath
- multiple description coding
- code division multiple access
- communication systems
- markov random field
- orthogonal frequency division multiplexing
- lagrangian relaxation
- wireless systems
- data transmission
- channel conditions
- graphical models
- channel estimation
- ofdm system
- channel coding
- video transmission
- energy function
- image segmentation
- computer simulation
- image processing
- bit error rate
- wireless communication
- maximum a posteriori