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August 1, 2025
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Telephony
Category:
Andere
Wurde aktualisiert:
9 Dez 2017
Telephony timeline
0
0
340
Autoren
Created by
mgonzalez
Attachments
Comments
Ereignisse
Antonio Meucci
Alexander Graham Bell and Elias Gray
First telephone exchange
Self-winding telephone exchange
Pulse dialing telephone
First Motorola mobile phone
Second generation that uses systems like GSM
2G. New services. EMS and MMS.
Internet
Internet development
Nokia Symbian
PDAs
Mobile with wap browser
Mobile with internal antenna
First mobile with integrated camera
3G
first iPhone
S.O. Android
4G+
5G
100,000 million devices connected to the Internet
Perioden
1st stage
2nd stage
3rd statge
4rth stage
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