References & Further Reading

References

1. H. L. Van Trees, Optimum Array Processing, Wiley, 2002

   The comprehensive reference on array signal processing.

2. R. Schmidt, Multiple Emitter Location and Signal Parameter Estimation, IEEE Trans. AP, 1986

   The original MUSIC paper.

3. O. El Ayach et al., Spatially Sparse Precoding in Millimeter Wave MIMO Systems, IEEE Trans. Wireless Commun., 2014

   Foundational work on hybrid beamforming for mmWave.

4. J. Capon, High-Resolution Frequency-Wavenumber Spectrum Analysis, Proceedings of the IEEE, 1969

   The original Capon beamformer paper.

Further Reading

• Compressed sensing for DOA

  D. Malioutov et al., 'A Sparse Signal Reconstruction Perspective for Source Localization,' IEEE SP, 2005

  Sparsity-based DOA estimation handles correlated sources.

• Deep learning for beamforming

  A. Alkhateeb et al., 'Deep Learning for mmWave Beam Management,' IEEE Trans. Wireless, 2018

  Neural networks for fast beam prediction without exhaustive search.

• Lens antenna arrays

  J. Brady et al., 'Beamspace MIMO for Millimeter-Wave,' IEEE Trans. Wireless, 2013

  Alternative to phased arrays using electromagnetic lenses.