An effective implementation scheme of a layer overlay representation of a hologram video technology in an M2M application environment. - Hak-Hyun Choi; Seung-Ae Lim; You-Boo Jeon; Keun-Ho Lee (Clust. Comput., 2015)

New promotional video technique utilizing augmented reality and popcode. - Hak-Hyun Choi; Seung-Ae Lim; Chang-Sung Jeong (Multim. Tools Appl., 2016)

An efficient expression technique for promotional video production based on IoT(the internet of things) in cultural art institutions. - Hak-Hyun Choi; Seung-Ae Lim; Jung-Hee Kim (Multim. Tools Appl., 2016)