Harrison Yun is working for Telekom Innovation Laboratories at Deutsche Telekom and leading media and XR technology as a media architect. He has a strong focus on mobile media technology such as media streaming, media transcoding, and security and protection, and has designed early mobile media frameworks, especially in the Android environment. Currently, he is focusing not only on cloud-rendered XR technology that is streamed on 5G network and 5G smartphone-tethered XR device models that enable ultra-slim form factor. He is a well-known public speaker in the media technology field, speaking internationally on subjects ranging from mobile media technology to spatial media and XR technology.