Frequency-Domain Oversampling for Cognitive CDMA Systems: Enabling Robust and Massive Multiple Access for Internet of Things.
Su HuHuiting GuoChuanxue JinYixuan HuangBin YuShaoqian LiPublished in: IEEE Access (2016)
Keyphrases
- frequency domain
- multiple access
- cdma systems
- code division multiple access
- spatial domain
- communication systems
- fourier transform
- channel estimation
- denoising
- low frequency
- additive white gaussian noise
- subband
- feature extraction
- multipath
- transform domain
- image denoising
- multi user
- motion estimation
- wavelet domain
- fast fourier transform
- image watermarking
- augmented reality
- human computer interaction
- computer simulation
- face recognition