Time-reversal UWB-IR considering channel estimation error.
Hiroki IshikawaAtsushi MatsumotoRyohei NakamuraAkihiro KajiwaraPublished in: WiSNet (2013)
Keyphrases
- estimation error
- ultra wideband
- information retrieval
- communication systems
- estimation accuracy
- standard deviation
- short range
- covariance matrix
- multipath
- orthogonal frequency division multiplexing
- error rate
- average error
- query expansion
- ultra wide band
- bit error rate
- approximation error
- information retrieval systems
- ofdm system
- rate compatible punctured convolutional
- step size
- wireless communication
- relevance feedback
- long range
- signal subspace
- feature extraction
- computer vision