Active RFID location system based on time-difference measurement using a linear FM chirp tag signal.
Yanchuan HuangPaul V. BrennanAlwyn J. SeedsPublished in: PIMRC (2008)
Keyphrases
- frequency domain
- rfid tags
- rfid systems
- anti collision
- spatial filters
- radio frequency
- rfid reader
- signal processing
- fourier transform
- location tracking
- radio frequency identification rfid
- signal strength
- instantaneous frequency
- radio frequency identification
- rfid technology
- location information
- space variant
- low frequency
- geo tagged
- cost effective
- signal detection
- location estimation
- high frequency
- non stationary
- data collection
- authentication protocol
- transfer function
- location based services
- autocorrelation function
- natural images
- wavelet transform