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3G的全称为3rdGeneration,即第三代数字通信,支持高速数据传输的蜂窝移动通讯技术。3G服务能够同时传送声音(通话)及数据信息(电子邮件、即时通信等),代表特征是提供高速数据业务,使得电视信号传输除了卫星、微波(定向、全向)、光纤和互联网之外,有了另外一种可能,而且方便、廉价。将3G技术应用于新闻直播,可以有效弥补传统直播手段技术上的不足,并拓展延伸出新的传播形式。
The full name of 3G is 3rdGeneration, the third generation of digital communications, cellular mobile communications technology that supports high-speed data transmission. 3G services can simultaneously transmit voice (call) and data information (e-mail, instant messaging, etc.), the representative feature is to provide high-speed data services, making the television signal transmission in addition to satellite, microwave (directional, omnidirectional), optical fiber and the Internet, There is another possibility, but also convenient, cheap. The 3G technology will be applied to news broadcasts, which can effectively make up for the technical shortcomings of the traditional broadcast methods and extend the new forms of transmission.