Iterative joint frequency offset and channel estimation for OFDM systems using first and second order approximation algorithms.
Rainfield Y. YenHong-Yu LiuChia-Sheng TsaiPublished in: EURASIP J. Wirel. Commun. Netw. (2012)
Keyphrases
- approximation algorithms
- ofdm system
- channel estimation
- estimation algorithm
- wireless communication
- np hard
- multipath
- special case
- worst case
- frequency selective
- bit error rate
- orthogonal frequency division multiplexing
- fading channels
- wireless networks
- low frequency
- signal to noise ratio
- sensor data
- computer simulation
- recursive least squares
- wireless sensor networks
- multiscale