Joint carrier frequency synchronization and channel estimation for OFDM systems via the EM algorithm.
Jong-Ho LeeJae Choong HanSeong-Cheol KimPublished in: IEEE Trans. Veh. Technol. (2006)
Keyphrases
- ofdm system
- em algorithm
- channel estimation
- estimation algorithm
- expectation maximization
- maximum likelihood
- wireless communication
- multipath
- bit error rate
- orthogonal frequency division multiplexing
- frequency selective
- parameter estimation
- fading channels
- low frequency
- computer simulation
- probabilistic model
- communication systems
- high frequency
- wireless sensor networks
- recursive least squares
- communication networks
- routing algorithm
- clustering algorithm
- signal to noise ratio
- energy consumption
- quality of service
- high resolution
- image segmentation