Cellular Networks QuickStart: Getting up to Speed on Cellular, from 1G to 3G
Get the basics on cellular infrastructure and transport protocols.
March 17, 2003
ireless networks are slowly evolving from yesterday's 1G analog systems to tomorrow's 3G high-speed, digital networks. Throughout the world, every country is at a different phase of building networks to support 3G's next-generation, data-centric applications, such as games, multimedia messaging, and online shopping. European and Japanese subscribers, the mobile industry's early adopters, are already enjoying these next-generation applications. U.S. subscribers, though, are just now being introduced to the advantages of mobile data applications.
The U.S. mobile market is challenged because it supports multiple 2G cellular standards—CDMA, GSM, and TDMA. Rather than regulate the cellular market, the FCC decided to open the sector to competition and let the winning standard be chosen by market forces.
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ireless networks are slowly evolving from yesterday's 1G analog systems to tomorrow's 3G high-speed, digital networks. Throughout the world, every country is at a different phase of building networks to support 3G's next-generation, data-centric applications, such as games, multimedia messaging, and online shopping. European and Japanese subscribers, the mobile industry's early adopters, are already enjoying these next-generation applications. U.S. subscribers, though, are just now being introduced to the advantages of mobile data applications.
