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Director, ITU Telecommunication Standardization Bureau

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Presentation on theme: "Director, ITU Telecommunication Standardization Bureau"— Presentation transcript:

1 Director, ITU Telecommunication Standardization Bureau
Return to the Past Workshop on Voice and Video Services Interoperability Over Fixed- Mobile Hybrid Environments, Including IMT-Advanced (LTE) 1 December 2015 Chaesub Lee Director, ITU Telecommunication Standardization Bureau

2 Welcome to Geneva

3 Legacy quality to Modern quality
ITU Workshop “Future of Voice“, Geneva, January 2006 Today(?)

4 Words used for vision but forgotten (?)
3.1 kHz Audio  Digitalized Speech and Audio 7 kHz Audio  Hi-Fi Audio Defined at 1988 Under the environment of B–Ch (64 kbps) and T1 (1.5 M)/E1 (2 M) We are living in Broadband Connected World. We are enjoying Multimedia Information, even networked game… 10 Mb/s 64 kb/s

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