Chae Sub LEE has been working in the telecoms standardisation field for over 26 years. He has been involved in ITU-T standards since the 1987 development for the ISDN, GII, IP-based networks, NGN and IPTV. He served ITU-T activity as a vice-chairman of SG13 from 2001 till 2008. He shared his role as a Vice-Chairman of ITU-T IPTV Focus Group and as a Chairman of NGN Focus Group.
He is now Chairman of ITU-T SG13 which is a lead group of standard development on future networks, cloud computing, NGN, IPTV and SDN for the study period 2013~ 2016.
