4G technology and its history, 1G, 2G, 3G

4G Technology

-Vipin Tejwani

1GBased on Analog Telecommunication Standards.Started in 1980s in Europe & USA.

Used Analog Radio signals.Range: 2.9KB/s to 5.6KB/s.

First ever (cordless)phone to to work on 1G network was Motorola DynaTAC 8000X.

2GStarted in 1991 in Finland.

Based on GSM (Global System for Mobile Communications) Technology.

Used Digital Radio signals and SIM(Subscriber Identity Module) card.

Range : 15kB/s to 40kB/s.

GSM TechnologyGlobal System for Mobile Communications

(originally it was called Groupe Spécial Mobile).

Concurrent development started in USA and Europe in the 1980’s.

Developed by the European Telecommunications Standards Institute (ETSI) in the early 1990’s

GSM Services

Voice calls.

Short Message Service (SMS) - In 1985 GSM allowed messages of at most 160

characters to be sent between handsets.

- Only in USA over 6 billion SMSs are sent everyday.

General Packet Radio Service (GPRS)- Provided IP-based packet data transmission .- Allowed users to “simultaneously” make calls and

send data.- Provided “always on” Internet access and the

Multimedia Messaging Service (MMS).

GSM Services…

3GBased on Universal Mobile Telecommunications

System (UMTS).

UMTS is an upgrade from GPRS with much more bandwidth.

Range of 3G(UMTS):144kB/s 384kB/s in rural.384kB/s to 27MB/s in urban.

3G ServicesMobile TV.

Video Conferencing.

Global Positioning System (GPS).

4GLatest and Fastest Generation of mobile phone

communication.

Based on same 3G Technology with improvements named as LTE.

First used in 2009 in Sweden.

Range: 100MB/s to 1GB/s.

4G (LTE)LTE stands for Long Term Evolution.

Next Generation mobile broadband technology.

Promises data transfer rates of 100 Mbps.

Based on UMTS 3G technology.

Optimized for All-IP traffic.

Advantages of 4G-LTE

4G LTE = Connectivity everywhere

Global Consumption of Gs

Comparison of Global Network Speeds

ContextEvolved telephony technologies

+Improved network bandwidth

=Whole world at our fingertips