Asymptotically Optimal Sum-Rate of Random Unitary Beamforming with Double Thresholds. - Hyung-Ki Sung; Jin Hee Lee; Young-Chai Ko (ISWCS, 2007)

Exact Sum-Rate Analysis of MIMO Broadcast Channels with Random Unitary Beamforming Based on Quantized SINR Feedback. - Hong-Chuan Yang; Peng Lu; Hyung-Ki Sung; Young-Chai Ko (ICC, 2008)

Performance analysis of random unitary beamforming mutli-user MIMO systems. - Hyung-Ki Sung; Jin-Hee Lee; Young-Chai Ko (IEICE Electron. Express, 2008)

Exact Sum-Rate Analysis of MIMO Broadcast Channels with Random Unitary Beamforming. - Hong-Chuan Yang; Peng Lu; Hyung-Ki Sung; Young-Chai Ko (IEEE Trans. Commun., 2011)