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Feb 18, 2008

The U.S. Federal Communications Commission (FCC) [Web] will let mobile operators shut down their analog networks. It's called the "analog sunset" because those AMPS (Advanced Mobile Phone System) networks, which were first deployed in the 1980s and brought cellular service to millions of Americans, will finally disappear behind the digital networks that serve almost all mobile phones in use today.

language : linguistics

sign language : American Sign Language : ASL

Braille : tactile writing system for blind people

jungle drums

smoke signals

postal service - stamps

telecommunication : transmitter - receiver

morse code : distress · · · — — — · · ·

telephone, invented by Alexander Graham Bell ?
first sentence : Mister Watson, come here, I want you.

phone, AMPS, GSM, UMTS, email, chat,

AMPS : Advanced Mobile Phone System

GPRS : General Packet Radio Service

GSM : Global System for Mobile Communications

HSDPA : High-Speed Downlink Packet Access is a 3G (third generation) mobile telephony communications protocol in the High-Speed Packet Access (HSPA) family, which allows networks based on Universal Mobile Telecommunications System (UMTS) to have higher data transfer speeds and capacity.

UMTS : Universal Mobile Telecommunications System

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