SK Telecom recently opened an experimental ubiquitous IT zone in the departure hall of Incheon international airport called the "U-Zone", covering about 406 square meters. Passengers are able to experiment with SK Telecom's technology related to areas such as satellite DMB, the digital home concept, telematics, WCDMA, 3D games and Mobile Cyworld, a service that allows consumers to access their personal Web logs on the mobile phone.