Lifi is a wireless technology holds the key to solving challenges faced by 5g. Recent news report that lifi is 100 times faster than wifi. Lifi is a wireless communication technology that uses the infrared and visible light spectrum for high speed data communication. Seminar on lifi free download as powerpoint presentation. Lifi consumes less energy than other networks so it is cost effective. It does not need to be in a region that is wifi enabled to have access to the internet. Lifi is a platform technology that will extend the capabilities of wireless communications to places beyond even our current conception. An introduction to lifi technology history lifi vs. Li fi technology, an introduction with the use of light radiating diodes lifi technology transfers data through wireless.
The current paper summarizes most of the research, developments and applications achieved so far and looks at the different aspects of the strengths and weaknesses, implementations, challenges, vlc ieee standard and data modulation techniques of the vlc and specific lifis new coined optical wireless communication technology. Current seminar topics presentation ideas 20192020 updated. The assumption was that the average wifi speeds are 10 mbps, and that lifi can be as fast as 1 gbps. High installation can be expansive through lifi due to increasing electricity charges etc. Best pdf study papers on lifi technology explain the architecture, working, modulation techniques and comparison with wifi and vlc. Light fidelity powerpoint presentationlifi ppt youtube.
Lifi is likely to become the futures next best internet solution in the shortterm future. We collected most searched pages list related with lifi technology ppt free download and more about it. Lifi can enable secure wireless communications, connectivity in rf hostile environments such as petrochemical plants and hospitals. It is important to note that lifi supports user mobility and multiuser access. Lifi or new life of data communication is a better alternative to wifi in wireless communication. Furthermore, this technology can be implemented for speedy data access for the laptops, and gadgets that will be transmitted during the beam in a room.
It has the capability to transmit data up to 100 mbps or 1 gbps. Seminar topics on computer science and information technology. Lifi technology is much faster as compared to wifi technology. Preface i have made this report file on the topic lifi technology.
Unlike wifi which uses the radio part of the electromagnetic spectrum, lifi uses the optical spectrum i. In the days where internet has become a major demand, people are in a search for wifi hotspots. Lifi is a paradigmshifting 5g technology sciencedirect. Lifi is a new way to establish wireless communication links usi. The future technology in wireless communication 1691 interconnected data systems to monitor things like demand, grid integrity and core temperature. Lifi light fidelity the future technology in wireless communication abstract whether youre using wireless internet in a coffee shop, stealing it from the guy next door, or competing for bandwidth at a conference, you have probably gotten frustrated at the slow speeds you face when more than one device is tapped into the network. Lifi could transmit up to 100 gbps and possibly higher, but this would require a change in lighting technology. Synergies are harnessed as luminaries become lifi attocells resulting in enhanced wireless capacity providing the necessary connectivity to realise the internetofthings, and contributing to the key performance indicators for the fifth. I have tried my best to elucidate all the relevant detail to the topic to be included in the report.
Seminar report on light fidelity technology for mca, electronics, communication students. Lifi light fidelitythe future technology in wireless communication. And instead of wifi modems, lifi would use transceiverfitted led lamps that can light a room as well as transmit and receive information. Free seminar reports, ppt presentation topics and abstract. Lifilight fidelity is similar to wifi technology and it is one of the. Lifi light fidelity the future technology in wireless communication abstract whether youre using wireless internet in a coffee shop, stealing it from the guy next door, or competing for bandwidth at a conference, you have probably gotten frustrated at the slow speeds you face when more than one device is tapped into the. Lifi could potentially prevent car collisions through proximity warnings, which can be transmitted from car to car using their tail or head lights. In lifi the information is transferred through light signals instead of radio waves and mostly wifi plays an efficient role for wireless information coverage within the buildings whereas by using lifi we can provide the excel density data. Proper monitoring can save huge benefits in terms of energy and. The lifi is a wireless communication system in which light is used as a carrier signal instead of.
Are you looking for lifi technology ppt free download. Lifi can also be a superset of visible light communica. Light fidelity lifi technology is a wireless communication system based on the use of visible light between the violet 800 thz and red 400 thz. Lifi depends upon led inner light but sunlight can create problems in its working and connectivity. Lifi is a wireless optical networking technology that uses lightemitting diodes leds for data transmission. New communication lifi technology lifi information. Led must be in straight in line for data transmitting. Download your presentation papers from the following links. If this technology becomes mature, each lifi bulb can be used to transmit wireless data. Lifi technology seminar free download as powerpoint presentation. It uses the led lights ability to switch on and off quickly faster than the human eye can see to. Get the most relevant papers for lifi seminar report.
Lifi technology in wireless communication revathi ganesan. Technology purelifi welcome to immersive connectivity. Also explore the seminar topics paper on lifi technology with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year computer science engineering or cse students for the year 2015 2016. Explore lifi technology with free download of seminar report and ppt in pdf and doc format. Lifi technology, short for light fidelity, is a wireless communication technology based on the light spectrum. In lifi the information is transferred through light signals instead of radio waves and mostly wifi plays an efficient role for wireless information coverage within the buildings whereas by. This means you can download a highdefinition video in seconds. Lifi can transmit at multiple gigabits, is more reliable, virtually interference free and uniquely more secure than radio technology such as wifi or cellular. This also would allow real time download of useful information, such as the optimal routes to take. Today there are real life applications and benefits for implementing lifi. Lifi is a new exemplar for photosensitive wireless technology to provide unp cse seminar topics. Pdf seminar report on li fi akanksha sharma academia.
Though, i dont know much about it but i am providing you little information regarding it. Lifi technology seminar report and ppt for cse students. Lifi, first coined in extends the concept of visible light communication vlc to achieve high speed, secure, bidirectional and fully networked wireless communications. Visible light part of the electromagnetic spectrum. Lifi can help in keeping up with the demand if wireless data networking. Lifi is the abbreviation of light fidelity and was expressed by harald hass who was a german physicist.
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