This document provides an overview of wireless communication, including its history, need, implementation, devices used, and key technologies like cellular phones, Wi-Fi, and Bluetooth. It discusses how wireless communication allows transfer of information without wires through uses of radio frequency, infrared light, or laser light. The document also outlines advantages like mobility, low maintenance, and ability to communicate over long or short distances, while noting future areas of improvement include increasing security, speed, and developing more eco-friendly wireless technologies.

1. B K BIRLA INSTITUTE OF ENGINEERING &
TECHNOLOGY PILANI
WIRELESS COMMUNICATION
REPRESENTED BY:
STUDENT NAME
SUBMITTED BY:
TEACHER NAME

2. CONTENT
1. Introduction
2. History
3. Need
4. Implementation
5. Devices
6. Wireless communication
• Cellular phone
• Wi-Fi
• Bluetooth
8. Advantages & Future of wireless communication
9. Conclusion

3. INTRODUCTION TO
WIRELESS COMMUNICATION
• One of the medium of
communication
• Transfer of information
without any electrical
conductor
• Used for both long &
short distances
• Radio frequency, Infrared
light, Laser light etc. is
used.

4. HISTORY OF WIRELESS
COMMUNICATION
• Wireless telephone conversation occurred in
1880 using ‘photo phone’.

5. NEED OF WIRELESS COMMUNICATION
• Communicating with
each other and sharing
information
• For a business deals
• Remote access to
medical records by a
paramedic may save a
life
• At the time of disaster

6. IMPLEMENTATION OF WIRELESS
COMMUNICATION
• Radio communication
system
• Broadcasting
• Mobile radio system

7. DEVICES OF WIRELESS COMMUNICATION
• Remote controls
• cellular phones
• Modems
• Walky talky
• Satellite phones etc.

8. WIRELESS COMMUNICATION CELLULAR
PHONE
• Best known example
broadcasting
• Uses radio waves
• Suitable for both long
& short distances

9. WIRELESS COMMUNICATION WI-FI
• Popular over the past
few years
• A wireless local area
network
• Portable computing
devices to connect
easily to the internet

10. WIRELESS COMMUNICATION
BLUETOOTH
• Popular over the past
few years
• Uses radio waves
• Used for transfer of
data
• Short range and low
power consumption

11. ADVANTAGES OF WIRELESS
COMMUNICATION
• Used for both short &
long distances
• Can be used in any
condition like disasters
• Easy mobility of the
devices
• Low maintenance and
no additional cost of
rewiring

12. FUTURE OF WIRELESS
COMMUNICATION
Some improvement to be
done:-
• Has to be made more
secured
• Eco friendly and non-
risky ways to be find
out
• Speed to be increased

13. CONCLUSION
• A good medium of
communication
• Low maintenance
• No wires
• Portable
• Easy to use too