Although the mobile digital TV enters the sight of governments, industry and consumers not long ago, it has developed rapidly and become the main driving force of related electronic industry in the world.

Before 2007, the mainstream technology direction of mobile digital TV is multi-standard/multi-frequency band.

Along with Korea first providing the T-DMB mobile digital TV business in late 2008, the business feasibility of mobile digital TV became indubitable. The mobile digital TV makes everybody can watch real time digital TV program at any place that satellite/ground TV broadcast tower covers, no matter they are walking or driving.

Now, the mobile phones with mobile digital TV receiving function are welcome and the demand exceeds supply in retailing market. It is expected that this kind of portable equipment has bright market future. According to a report by Credit Suisse in January, the market demand of mobile digital TV receivers were 10 million in 2006, but it has increased to 150 million in 2009