What is 3G? Definition of 3G

Mobile broadband | 3G. Getty Images / John Lamb

Definition

3G is the third generation of mobile phone standards and technology. 3G supersedes 2G technology and precedes 4G technology. 2.5G was a temporary bridge between 2G and 3G.

3G technologies enabled faster data-transmission speeds, greater network capacity and more advanced network services.

The first pre-commercial 3G network launched in May 2001 by NTT DoCoMo in Japan. The network was branded as FOMA.

Following the first pre-commercial launch, NTT DoCoMo again made history with the first commercial launch of 3G in Japan on Oct. 1, 2001.

Pronunciation:

three-gee

Also Known As:

third-generation mobile phone standards

Examples:

3G is the third generation of mobile phone standards and technology.