Transmit Power Allocation among Orthogonal Pulse Wavelets for BER Performance Improvement in Cognitive UWB Radio.
Xiaofei ZhouHonggang ZhangImrich ChlamtacPublished in: CCNC (2007)
Keyphrases
- ultra wideband
- wireless systems
- bit error rate
- power allocation
- cognitive radio
- mimo systems
- multiple input multiple output
- multipath
- communication systems
- cognitive radio networks
- channel state information
- fading channels
- physical layer
- transmission scheme
- wireless channels
- computer simulation
- channel conditions
- signal to noise ratio
- code division multiple access
- wireless communication
- wireless networks
- wavelet transform
- multiresolution
- resource allocation
- ofdm system
- channel estimation
- channel coding
- routing algorithm
- end to end
- multiscale
- analytical model
- additive white gaussian noise