A novel Haar wavelet-based vector BPSK-OFDM robust to channel spectral nulls and with reduced cyclic prefix length and PAPR.
X. L. HuangG. WangF. HuPublished in: Int. J. Commun. Syst. (2012)
Keyphrases
- ofdm system
- orthogonal frequency division multiplexing
- channel estimation
- estimation algorithm
- wireless communication
- multipath
- bit error rate
- fading channels
- carrier frequency offset
- communication systems
- multiresolution
- wireless communication systems
- computationally efficient
- maximum likelihood
- recursive least squares
- image compression
- feature vectors
- data exchange
- additive white gaussian noise
- code division multiple access
- frequency selective
- space time block
- wavelet decomposition
- wireless channels
- wavelet transform