High Frequency and Ultrahigh Frequency Radio Frequency Identification Passive Sensor Transponders for Humidity and Temperature Measurement Within Building Structures.
Pekka PursulaIlkka MarttilaKaj NummilaHeikki SeppäPublished in: IEEE Trans. Instrum. Meas. (2013)
Keyphrases
- rfid reader
- high frequency
- low frequency
- radio frequency identification
- radio frequency
- rfid tags
- rfid technology
- frequency band
- mobile phone
- mobile communication
- rfid systems
- visual quality
- wavelet transform
- high resolution
- data acquisition
- wavelet coefficients
- low cost
- discrete wavelet transform
- frequency domain
- low pass
- energy consumption
- subband
- supply chain
- high pass
- wavelet domain
- dct coefficients
- ubiquitous computing
- high quality
- multiresolution
- mobile devices