Complexity-Reduced MLD Based on QR Decomposition in OFDM MIMO Multiplexing with Frequency Domain Spreading and Code Multiplexing.
Kouji NagatomiHiroyuki KawaiKenichi HiguchiPublished in: EURASIP J. Adv. Signal Process. (2011)
Keyphrases
- frequency domain
- multiple input multiple output
- orthogonal frequency division multiplexing
- space time block
- fourier transform
- spatial domain
- mimo systems
- communication systems
- fading channels
- cross correlation
- ofdm system
- qr decomposition
- feature extraction
- wireless communication
- wireless channels
- power spectra
- denoising
- cognitive radio
- subband
- channel estimation
- computational complexity
- singular value decomposition
- wireless networks