A Vector Perturbation Technique Based on Eigenvalue Normalization for Multi-User MIMO Downlink. - Hyungjoon Song; Dongyoung Kwon; Sungmook Lim; Sungsoo Park; Daesik Hong (VTC Spring, 2009)

User Restriction Scheme for Feedback Reduction of Unitary Matrix Based SDMA. - Woohyun Seo; Sungsoo Park; Dongyoung Kwon; Daesik Hong (CCNC, 2010)

User group selection scheme for lattice-reduction-aided precoder in MIMO broadcast systems. - Heekwang Lee; Dongyoung Kwon; Woohyun Seo; Sungsoo Park; Jemin Lee; Seungjoo Maeng; Jaeho Jeon; Daesik Hong (PIMRC, 2010)