Li_Fi_Technology.

1. LI-FI
TECHNOLOGY
Presented by:
P. Sai Vardhan Reddy-20J21A1231

2. Contents
0.Introduction To Li-Fi Technology
1.Abstract
2.Understanding The Basics Of Connectivity
3.Limitations Of Traditional Wi-fi
4.Introducing Li-fi
5.How Does Li Fi Technology Work
6.Advantages Of Li-Fi Over Wi-fi
7.Real World Applications Of Li-fi
8.Challenges In Implementing Li-fi
9.Future Scope Of Li-fi
10.Embracing Li-fi
11.Working Of Li-fi
12.Technologies Used In Li-fi

3. Abstract
 Li-Fi technology means Light Fidelity
technology which was proposed by Harald Haas
(a German Physicist).
 As the name suggests Li-Fi is a data
transmission technique which uses illumination
for sending the data or light as a medium of
communication.

4. Introduction to Li-Fi Technology
o Connectivity Revolution
o Light-Powered Data Transmission
o New Era of Wireless Communication.
o Goodbye to Wi-Fi Constraints.
o Digital Age Transformation.

5. Understanding the
Ba sics of Connectivity
 Li-Fi utilizes light waves for faster and
more secure data transmission than
Wi-Fi.
 It employs visible light or infrared
signals, ensuring seamless
connectivity in challenging
environments.
 The transformative potential of Li-Fi lies
in its efficiency and enhanced security
in data transfer.

6. The Limitations of
Traditional Wi-Fi
 Traditional Wi-Fi faces challenges such as
congestion in crowded areas, signal disruption
by physical barriers, and security concerns.
 These limitations underscore the demand for
advanced connectivity solutions like Li-Fi,
capable of overcoming these challenges.
 Li-Fi has the potential to revolutionize
communication by offering a more secure and
efficient alternative to traditional Wi-Fi.

7. Introducing Li-Fi
 Li-Fi, or Light Fidelity, utilizes light waves
instead of traditional radio waves to
transmit data, allowing for faster and more
secure connectivity.
 Data transmission occurs through LED light
bulbs, offering a reliable and efficient
solution.
 This revolutionary technology has
transformative potential across industries
like healthcare, transportation, and
manufacturing, addressing the growing
needs for connectivity in various sectors.

8. How Does Li-Fi
Technology Work?
Li-Fi technology works by using LED light
bulbs to transmit data. These bulbs flicker
at high frequencies so fast that it is
imperceptible to the human eye.
 A receiver device, such as a smartphone
or computer, receives the data by detecting
these light fluctuations and converts them
into digital information.
This technology offers faster and more
secure connectivity while minimizing
interference from other devices.

9. Advantages of
Li-Fi over Wi-Fi
 High-Speed Data Transfer.
 Enhanced Security.
 Reduced Interference.
 Efficient Use of Spectrum
 Potential for Localization

10. Real - world
Applications of Li-Fi
 Healthcare Advancements.
 Smart Transportation Systems.
 Retail Innovation.
 Manufacturing and Industry.
 Educational Environments.

11. Challenges in Implementing
Li-Fi
Line-of-Sight Requirement
Infrastructure Costs and
Complexity
 Compatibility Issues
Security Concerns
Standardization and
Interoperability

12. Future Scope and
Potential of Li-Fi
 Industry Transformation: Li-Fi holds the
potential to revolutionize diverse industries,
ranging from communications and
healthcare to transportation
 Connectivity Revolution: With its
capabilities, Li-Fi has the power to redefine
how we connect and interact with
technology
 Future Adoption: As infrastructure
advances and compatibility challenges are
resolved, widespread adoption of Li-Fi is
anticipated

13. Embracing Li-Fi technology
Revolution
 Exciting Opportunities: The advent of Li-Fi
presents thrilling prospects for both industries and
individuals, heralding a new era of connectivity.
 Faster and Secure Data Transfer: Embracing Li-Fi
promises faster and more secure data transfer,
addressing the need for efficient communication in
the digital age.
 Innovation and Interconnected Future: and
innovative applications, laying the foundation for a
more efficient and interconnected future.

14. Working of li-Fi
 The principle of Li-Fi is based on sending
data by amplitude modulation of the light
source in a well-defined and standardized
way.
 LEDs can be switched on and off faster than
the human eyes can detect since the
operating speed of LEDs is less than 1
microsecond.

15. Tecnologies used in Li-Fi
 Li Fi (light fidelity) is a bidirectional
wireless system that transmits data
via LED or infrared light.
 It was first unveiled in 2011 and, unlike wi
fi, which uses radio frequency
 Li Fi technology only needs a light source
with a chip to transmit an internet signal
through light waves.

16. THANK YOU