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1G (first generation) refers to the analog mobile telecommunications standards introduced in the late 1970s. The term was later applied retroactively to distinguish these early cellular network systems from later digital generations.
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- Transition to 2G
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1G (first generation) refers to the analog mobile telecommunications standards introduced in the late 1970s. The term was later applied retroactively to distinguish these early cellular network systems from later digital generations.
== History == thumb|upright=1.4|Timeline showing the evolution of cellular network standards by generation
Gallery (3)
Connections
Universal Mobile Telecommunications System
Entity
High Speed Packet Access
Entity
5G
Entity
General Packet Radio Service
Entity
mobile telephony
Entity
NTT, Inc.
Company
Evolved HSPA
Entity
LTE Advanced
Entity
Integrated Digital Enhanced Network
Entity
Chicago
Entity
International Standard Book Number
Entity
Nordic countries
Entity
Global System for Mobile Communications
Entity
4G
Entity
3G
Entity
Institute of Electrical and Electronics Engineers
Entity
Bell Labs
Entity
WiMAX
Organization
Long Term Evolution
Entity
cellular network
Entity