A Channel Estimator via Non-Orthogonal Pilot Signals for Uplink Cellular IoT.
Taehoon KimSeong Ho ChaePublished in: IEEE Access (2019)
Keyphrases
- single channel
- code division multiple access
- frequency spectrum
- wireless channels
- management system
- maximum likelihood
- least squares
- ds cdma
- antenna array
- cellular automata
- multi channel
- received signal
- direct sequence spread spectrum
- wireless communication systems
- cloud computing
- base station
- modulation scheme
- signal processing
- spectrum sensing
- mimo systems
- decision directed
- multiple access
- maximum a posteriori
- independent component analysis
- context aware
- wireless networks
- channel state information
- location information
- wireless communication