Adaptive Subcarrier Allocation with Imperfect Channel Knowledge Versus Diversity Techniques in a Multi-User OFDM-System.
Alexander KühneAnja KleinPublished in: PIMRC (2007)
Keyphrases
- ofdm system
- multi user
- estimation algorithm
- channel estimation
- wireless communication
- virtual environment
- multipath
- recursive least squares
- multiple access
- modulation scheme
- orthogonal frequency division multiplexing
- virtual world
- augmented reality
- bit error rate
- carrier frequency offset
- multi granularity
- additive white gaussian noise
- multiple users
- fading channels
- artificial intelligence
- end to end
- user interface
- single user
- wireless systems
- recurrent neural networks
- computer simulation
- frequency selective
- expert systems
- knowledge base