Softwares / Comparison Of Mobile Phone Standards
Comparison Of Mobile Phone Standards are compared using the properties Generation, Technology, Encoding, Voice and Data at the same time Handset, interoperability, Year of First Use, Roaming e.t.c
Generation
|
Technology
|
Encoding
|
Voice and Data at the same time
|
Handset interoperability
|
Year of First Use
|
Roaming
|
1
|
FDMA
|
Analog
|
No
|
None
|
1981
|
Nordics and several other European countries
|
2
|
TDMA, FDMA and CDMA
|
Digital
|
Yes due to GPRS
|
SIM card
|
1991-1995
|
Limited
|
3
|
CDMA, W-CDMA
|
Digital
|
Yes
|
SIM card
|
2000 - 2002
|
Limited , Worldwide
|
4
|
OFDMA
|
Digital
|
Yes
|
SIM card
|
2009
|
Limited
|
5
|
OFDMA
|
Digital
|
Yes
|
SIM card
|
2018
|
Limited
|
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