이동 TV라고 일컬어지는 DMB는 2009년 8월 현재 2천 만대 이상의 단말이 판매되어 사용자에게 시간과 장소에 구애받지 않고 이동TV를 비롯한 다양한 형태의 데이터 서비스를 제공하는 이동방송 시스템으로 자리 잡아 가고 있다. 또한 사용자에게 보다 더 유익한 서비스 제공을 위해 양방향 웹 기술을 축으로 하는 DMB2.0이 곧 상용화될 예정이다. 본고에서는 향후 이동방송 서비스가 진화할 것으로 예상되는 실감 방송이라고 불리는 3D 방송서비스 및 관련 기술개발 동향을 소개하고자 한다.
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