4G broadband technology provides high-speed wireless internet access and supports interactive multimedia like voice, video, and other online services. It uses advanced technologies to offer global mobility, high capacity, and low bit costs. While 4G enables benefits such as affordable communication and spectral efficiency, it also has disadvantages such as increased battery usage, difficult implementation, need for complicated hardware, and high equipment expenses.

1. 4G BROADBAND
PRESENTED BY
P.SATYA
14A81A05A7

2. CONTENTS
 INTRODUCTION
 TECHNOLIGIES USED IN 4G
 FEATURES
 APPLICATIONS
 ADVANTAGES
 DISADVANTAGES
 CONCLUSION

3. INTRODUCTION
 GENERATION OF WIRELESS COMMUNICATIONS:
1G:
Refers to the first generation of wireless telephone
technology.
Analog singals are used and introduced in early 1980’s.
Based on FDMA.
2G:
It was lanunched in the year 1991.

4. .con….
 2G network use digital signals
Enable networks such as text msgs,picture msgs and MMS.
It is based on the GSM .
3G:
The 3g technology adds multimedia facilities to 2g phone
by allowing video,audio,and graphic applications
The idea behind 3G have a single network standard
3G increases the bandwidth,up to 384 kbps,when the device
holder is walking,128kbps in the car,2 mbps in fixed
application.

12. features
 Support interactive multimedia,voice,vodeo wireless
internet and other services.
 High speed,high capacity and low cost per bit.
 Global mobility,service portability,scalable mobile
networks
 Better scheduling and call administration controling
techniques.

13. Applications
 Virtual presence
 Virtual navigation
 Tele-geo processing application
 Tele-medicine and education
 Crisis management
 Multimedia-Video services

14. Advantages
 Affordable communication services
 High speed , high capacity and low cost per bit
 Support for interactive multimedia,
voice,streaming video ,internet and other services
 Better spectral efficiency

15. Disadvantages
 Battery usage is more
 Hard to implement
 Need complicated hardware
 The equipment required to implement the next
generation network is still very expensive

17. THANK YOU

18. ANY QUESTIONS?