Robust detection of OFDM signals for cognitive UWB in low SNR with noise uncertainty.
Wei ZengGuangguo BiPublished in: PIMRC (2008)
Keyphrases
- low snr
- robust detection
- low signal to noise ratio
- communication systems
- noise model
- random noise
- feature detection
- multipath
- weak signal
- ultra wideband
- signal detection
- orthogonal frequency division multiplexing
- carrier frequency offset
- detection method
- bit error rate
- channel estimation
- video sequences
- gaussian noise
- wireless communication
- noisy images
- preprocessing