Li Fi (Light Fidelity)
 Chaitanya Sontineni
 Satya Prakash Saladi
 Sandeep Nakarakommula
Existing System
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Wi Fi
Drawback of Wi Fi
What we can do to overcome this drawbacks?
Solution
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Why Visible Light?
//Spectrum Diagram
Working Technology of Li Fi
Transmitting Elements
LED
Fluorescent Lamp
Receiving Elements
Photo Diode
Image Sensor
How Li Fi Works
Real Time Usage of Li Fi
Comparison between Various Technologies
Wired
Fire wire
800 Mbps
USB 3.0
5 Gbps
Thunderbolt
20 Gbps
Wireless(Current)
Wi-Fi
150 Mbps
Bluetooth
3 Gbps
IrDA
4 Gbps
Wireless(Future)
Li-Fi
10 Gbps
Giga-IR
1 Gbps
Wi-Gig
2Gbps
Applications of Li Fi
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Airways:
Applications of Li Fi
Application:2
//Image
Applications of Li Fi
Application:3
//Image
Advantages of Li Fi
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Green information technology
Lighting points Used as Hotspots
Can be used in hospitals and even underwater
Drawbacks of Li Fi
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Li-Fi doesn’t work in the dark or outdoors.
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Li-Fi has a big drawback compared to Wi-Fi,
unlike wi-Fi we cannot move to other rooms
unless there are wired bulbs too.
Thank You