Welcome To Our presentation

3G & 4G COMMUNICATION

Prepared ByIKHLAS RAHMANSTUDENT OF CSEDAFFODIL INTERNATIONAL UNIVERSITYDHAKA,BANGLADESH.

What is 3G?

Third generation of mobile telecommunications technology

3G is one of the Wireless Technology.

3G is a set of standards for mobile communications.

What is 4G?

4th generation of mobile telecommunications technology

Anytime,Anywhere Connection

Mobile Broadband Everywhere.

Evolution Wireless System:

1980

Analog Frequency

Voice Communication

Late 1980’s

Voice Transmission & Reception

Global System for Mobile (GSM)

Late 2002 & 2003

Voice & Paging Services

Bandwidth Problem

Latest, Milimeter Wireless & Smart

Antenna

High-Speed

World Wide Roaming Access

Wireless Tech

High-Speed

uses

Differences between 3G and 4G

Trans

missionTech

Secure Internet

Facilities

TECHNOLOGY : 3G 4G Data Transfer Rate 3.1 MB/sec 100 MB/sec

Internet Services Broadband Ultra Broadband

Mobile TV Resolution Low High

Transmission Speed

Slow Fast

Network Architecture

WAN LAN & WAN

Bandwidth 5 – 20 MHz 100 + MHz

Frequency Band 1.8 – 2.5 GHz 2 – 8 GHz

3G VS 4G - COMAPARISION

Advantages of 3G

Large Bandwidth

High Speed Web/Maps Navigation

Live tv streaming

Next Level Mobile Gaming/Multiplay

er Gaming

Rich Multimedia Services

Faster voice

Communication

Advantages of 4G

Quickly download files over a

wireless network.

Higher bandwidth.

Seamless network of

multiple protocol and air interfaces

4G is 10 times faster than 3G.

Extremely high voice quality.

Disadvantages of 3G

Power consumption

risk for entrepreneurs

Disadvantages of 4G

Invasion of privacy

Expensive

Complicated hardware

New equipment

Effect of radiation

Series of antennae

Common disadvantages

Battery backup

connectivity

Applications Of 3G

communication

Applications

Of 4G communic

ation

Thank you…