A signal power adaptive regularized sphere decoding algorithm based multiuser detection technique for underdetermined OFDM/SDMA uplink system.
K. V. ShahnazC. K. AliPublished in: Int. J. Commun. Syst. (2019)
Keyphrases
- decoding algorithm
- code division multiple access
- mc cdma
- multipath
- communication systems
- cdma systems
- fading channels
- orthogonal frequency division multiplexing
- channel estimation
- bit error rate
- frequency selective
- ofdm system
- additive white gaussian noise
- image denoising
- subband
- base station
- wavelet packet
- application layer