Joint optimization of cooperative users and sub-band power for cooperative spectrum sensing and communication in wideband cognitive radio.
Xin LiuJunhua YanWeizhi ZhongQingfeng JingLiang YeYong Liang GuanPublished in: WCSP (2013)
Keyphrases
- spectrum sensing
- cognitive radio
- joint optimization
- cooperative spectrum sensing
- subband
- communication systems
- wireless communication
- frequency band
- multiresolution
- cellular networks
- wavelet transform
- low frequency
- high frequency
- wavelet coefficients
- base station
- wireless networks
- image compression
- filter bank
- sparse representation
- key technologies
- feature vectors
- communication networks
- frequency domain
- data sets
- multiscale
- computer networks
- user centric
- user experience
- high pass
- bit rate
- image data