On channel estimation and detection for amplify-and-forward orthogonal frequency division multiplexing-based two-way relay systems under unknown non-reciprocal doubly selective fading channels.
Ke ZhongXia LeiSu HuShaoqian LiPublished in: IET Commun. (2014)
Keyphrases
- channel estimation
- fading channels
- frequency selective
- ofdm system
- communication systems
- multipath
- orthogonal frequency division multiplexing
- cdma systems
- estimation algorithm
- bit error rate
- wireless communication
- multiple input multiple output
- computer systems
- wireless channels
- wavelet packet
- additive white gaussian noise
- end to end
- code division multiple access