Performance of Transmit Beamforming Codebooks with Separate Amplitude and Phase Quantization.
Alexis Alfredo DowhuszkoJyri HämäläinenPublished in: IEEE Signal Process. Lett. (2015)
Keyphrases
- phase information
- vector quantization
- successive approximation
- codebook design
- vector quantizer
- distortion measure
- instantaneous frequency
- frequency domain
- learning phase
- computational complexity
- image representation
- blind source separation
- mimo ofdm systems
- tree structured vector quantization
- linear array
- quantization error
- wireless communication
- computer simulation
- co occurrence
- feature space