Two-Dimensional FIR ADM Digital Filters. - Gi Hong Im; Chong Kwan Un (IEEE Trans. Commun., 1984)

A reduced structure of the passband fractionally spaced equalizer. - Gi Hong Im; C. K. Un (Proc. IEEE, 1987)

Performance of a class of adaptive data-driven echo cancellers. - Gi Hong Im; Chong Kwan Un; Jae Chon Lee (IEEE Trans. Commun., 1989)