3 janv. 1979 - 1G was Launched
Description:
1G was the first generation of commercially automated cellular network. It covered the full Tokyo Metropolis area at the time, and expanded to cover the entirety of Japan in 5 years, becoming the first nation-wide 1G network.Ajouté au bande de temps:
Date:
3 janv. 1979
Maintenaint
~ Il y a 45 ans
