動画検索
関連広告
検索結果
Evolution of the Cell Phone
In 1973 the first phone call was made by this man....
Martin Cooper, the former Motorola vice president and division manager made the call on the company's DynaTAC phone.
First pay as you go, non-contract phone service: Vodafone Prepaid.
The first 3G networks are launched.
The first downloadable content for mobile phones is released - ringtones. Launched by Finland's Radiolinja.
3G standard began to be adopted worldwide.
The first 4G network is launched in South Korea.
WHAT'S NEXT?