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lifi.pptx   (22 Page)
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INTRODUCTION
HISTORY
CONSTRUCTION
LI-FI VS WI-FI
WORKING
GIGA SPEED TECHNOLOGIES
APPLICATIONS
FUTURE DEVELOPMENTS
CONCLUSION
Li-fi MEANS ¡°LIGHT FIDELITY¡±.
Li-fi IS FAST AND CHEAP OPTICAL VERSION OF WI-FI.
Li-fi IS A TECHNOLOGY THAT USES THE LIGHT EMITTING DIODES (LED) TO TRANSMIT THE DATA WIRELESSLY.
Li-fi BASED ON VISIBLE LIGHT COMMUNICATION (VLC).
VLC IS A DATA COMMUNICATION MEDIUM, WHICH USES THE VISIBLE LIGHT BETWEEN 400 THz (780 nm) and 800 THz (375 nm) AS OPTICAL CARRIER FOR DATA TRANSMISSION.




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