A recordbreaking speed of 224 gbps is truly amazing. Generally, an ebook can be downloaded in five minutes or less. Wifi has been developed for mobile computing devices, such has laptops, but it is now. Wireless fidelityseminar pptslidesreporttopicspdfdoc. While wifi is a technology which is localarea wireless networkbased internet service, lifi is fullyconnected as well as a bidirectional wireless communication technology that is very similar to wifi in functionality and in many other ways. How lifi will change the way we connect to the internet wifi vs lifi. However, lifi bulbs are outfitted with a chip that modulates the light imperceptibly for. Here is a summary of an interesting new technology that could replace wifi. The world is very familiar with wifi technology, but how acquainted are you with the term lifi. In tests, it is 100 times faster than an average home wifi connection.
Lifi light fidelity, wifi wireless fidelity, vlc, led. Feb 18, 2016 lifi wifi comparison parameter lifi wifi 1. It is the complete presentation on wifi wireless fidelity with short introduction on. Lifi technology perfect slides linkedin slideshare.
A comparative study and analysis on lifi and wifi ijca. This study paper uses the information as available in public domain or from the web sites of entities claiming to be in the field of lifi technologies. Lifi is a wireless optical networking technology that uses lightemitting diodes leds for data transmission. Sep 05, 2018 lifi also known as light fidelity is a technology for the wireless transmission of data between devices lifi uses light as a medium for transmission of data. This page contains 3gvswifi seminar and ppt with pdf report. Wifi vs lifi how lifi will change the way we connect. Also explore the seminar topics paper on 3g vs wifi 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. Wifi vs lifi light fidelity or lifi is a visible light communications vlc system running wireless communications travelling at very high speeds. Lifi is a lot like wifi, but it uses light to transmit data. There are some specialized applications which make sense for lifi, but for everyday consumer applications li. Lifi is going to be an alternative to wifi, because it use visible light for data transfer.
Just like the invention of wheel for automobiles the invention of wireless internet has revolutionized internet since then. That is, it uses light instead of radio waves to transmit information. Led lamps are the source used for encoding data by switching the light on and off during regular intervals to create a binary code. Explore 3g vs wifi with free download of seminar report and ppt in pdf and doc format. Li fi technology ppt wi fi telecommunications free 30. Worlds best powerpoint templates crystalgraphics offers more powerpoint templates than anyone else in the world, with over 4 million to choose from. Here we will do data transmission experiment by using lifi. Established in 2011 ted global talk the promotion of idea through ted helped to start a company, pure lifi pure lifi, formerly pure vlc, is an original equipment manufacture firm setup to commercialize lifi products for integration with existing led lighting systems in october 2011, few. 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. Ppt lifi powerpoint presentation free to download id. The uploader spent hisher valuable time to create this wifi technology powerpoint presentation slides, to share hisher useful content with the world. This page compares lifi vs wifi describes basic difference between lifi and wifi technologies.
Explore lifi technology with free download of seminar report and ppt in pdf and doc format. Nov 29, 2015 basic difference between lifi and wifi technologies. Lifi dongle is used in order to use lifi internet services by various users. Lifi short for light fidelity is wireless communication technology which utilizes light to transmit data and position between devices. And instead of wifi modems, li fi would use transceiverfitted led lamps that can light a room as well as transmit and receive information. Li fi technology ppt free download as powerpoint presentation. A hotspot is any location where wifi network access is made publicly available. It a fast and wireless connection that can be accessed from anywhere either you are at home or office. Humans now depend on that consistent and constant wireless connection that allows us to do everything we need in our daily lives. Lifi how lifi works lifi construction applications advantages and disadvantages conclusion lifi meaning lightfidelity, is a wireless optical networking technology that uses lightemitting diodes leds and.
Nov 28, 2019 here we will do data transmission experiment by using lifi. Lifi provides enhanced reliability enabling interference free communications and times the data density, dramatically improving the user experience. Posts about wifi and wifi enable portable tools used for presentations and to enhance productivity. It covers basics of lifi vs wifi including their features, working operation, merits, demerits, applications etc. This page contains 3g vs wifi seminar and ppt with pdf report. Today every average household has a minimum of 5 devices that gets connected to internet and it is estimated that by 2020 we will have 50 billion devices connected. The uploader spent hisher valuable time to create this 3g vs wifi powerpoint presentation slides, to share hisher useful content with the world.
Life of lifi introduced by professor herald hass, at the university of edinburgh. It has many advantages such as flexible, responsive, customized, fast, costeffective, secure. Lifi uses led lights to transmit data and these lights can become communication devices. Concepts, opportunities, and challenges article pdf available in ieee communications magazine 542 february 2016 with 2,532 reads how we measure reads. Its a range of lifi systems, providing twoway wireless communication thats reliable, secure and fast. Winner of the standing ovation award for best powerpoint templates from presentations magazine. The term was coined by harald haas and is a form of visible light communication and a subset of optical wireless communications owc and could be a complement to rf communication wifi or cellular network, or even a replacement in contexts of data broadcasting. Wifi transmits data using radio waves with the help of wifi router. Wifi vs lifilight fidelity or lifi is a visible light communications vlc system running wireless communications travelling at very high speeds.
Their main distinction is that wifi utilizes radio waves to transmit data at a slower information rate while lifi makes use of. Dec 04, 2015 lifi is upcoming technology which will change the way we access internet. Lifi is the abbreviation of light fidelity and was expressed by harald hass who was a german physicist. Ppt wifi technology powerpoint presentation free to. Both lifi and wifi technologies are mainly used for internet based applications. Wifi vs lifi technology hidden advantages will change your. Lifi has the potential to surpass the limits of wifi. However, lifi bulbs are outfitted with a chip that modulates the light imperceptibly for optical data transmission. Lifi arises from a worldwide need, the scarcity of spectrum bands available for wirelessfidelity wifi technology. Modern life would not exist for most people without wifi. Sep 16, 2017 lifi comprises of multiple light bulbs that form a wireless network, offering a substantially similar user experience to wifi except using the light spectrum so, yes wherever you have a light bulb you will have an internet connection but here, the term light bulb does not refer to ordinary incandescent lights in our house, these are. Light fidelity or lifi is a visible light communications vlc system running wireless communications travelling at very high speeds. Lifi light fidelity is a bidirectional wireless alternative to wifi that uses visible light to transmit data.
An introduction to lifi technology history lifi vs wi. Scribd is the worlds largest social reading and publishing site. Our trulifi systems modulate light waves to transmit data. An introduction to lifi technology history lifi vs. Free download wifi technology powerpoint presentation. This is a huge progress as lifi is recorded to be 250 times faster than wifi. These videos related to your education topics which are. Lifi light fidelitythe future technology in wireless internet connection. A striking advantage of lifi over wifi is that it can boost the network speeds about 100 times faster that the conventional wifi system available. A presentation on lifi technology for the partial fulfillment of the requirement for the degree of bachelor of technology in computer science and engineering by uzma ruhy 2.
Light fidelity lifi is a new short range optical wireless communication technology which provides the connectivity. Lifi also known as light fidelity is a technology for the wireless transmission of data between devices lifi uses light as a medium for transmission of data. Pdf seminar report on li fi akanksha sharma academia. Lifi technology seminar report and ppt for cse students. Learn how to use slick wifi enabled devices for presenting your presentations like a pro and to make the most out of wireless networks to get your tasks done more efficiently. Oledcomm is a world leader in lifi products which includes lifi routers, lifi hubs, led drivers, led lamps and complete kit for lighting system. Highspeed internet using your lights with lifi signify. Download li fi technology complete documentation with ppt and pdf for free. Architecture of lifi system lifi which can be the future of data communication appears to be a fast and cheap optical version of wifi. The 3g is the short term for third generation wireless. Their main distinction is that wifi utilizes radio waves to transmit data at a slower information rate while lifi makes use of visible light to transmit data much faster. 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. Lifi internet vs wifi internetlifi internet,wifi internet.
He feels that lifi is a transformative technology, one that will change the way that we use the internet and connect many devices and appliances to the internet of things. Introducing the lifi, a new technology that is 10 to 100 times faster than the wifi. This paper presents an introduction of the lifi technology including the architecture. Lifi is a derivative of optical wireless communications owc technology, which uses light from lightemitting diodes leds as a medium to deliver network, mobile, highspeed communication in a similar manner to wifi. A usb access key plugged into a laptop or tablet receives data and sends data back. Li fi technology ppt wi fi telecommunications free. Wifi vs lifi are both the modern technological advances of the 21st century that have revolutionized how we communicate. Lifis competitive advantage the capabilities of lifi are more advanced than visual light communication vlc and wifi. Apr 03, 2015 descripton about lifi when compared with wifi. Lifi is designed to use led light bulbs similar to those currently in use in many energyconscious homes and offices. Iberry wifi provides solutions for the wifi hotel hotspots, wifi. Comparison between lifi and wifi and other radio communication. Wireless networking technology provides wireless highspeed internet and network connections.
Li fi technology seminar ppt with pdf report study mafia. But you know, every technology comes with some issues and lifi has also some serious problems. Apbased topology infrastructure mode peertopeer topology adhoc mode. Lifi is evolve to overcome the rate speed in wifi, while using lifi the rate speed can reach until 14 gbps. It seems a cool technology in network communication. Most of the energy is used for cooling down the base station. That said, lifi offers a more secure alternative to wifi because available data can be confined to a room. Lifi is a wireless technology holds the key to solving challenges faced by 5g. Wifi vs lifi application advantages disadvantages conclusion introduction. And instead of wifi modems, lifi would use transceiverfitted led lamps that can light a room as well as transmit and receive information. By using this technology we can exchange the information between two or more devices.
Wifi wireless technology working principles, types and. Light fidelity lifi is a bidirectional, high speed and fully networked wireless communication technology similar to wifi. Maximum speed of lifi is tested 100gbps and it can be upto 240 gbps theoretically. Lifi uses light as medium for data communication where as wifi uses electro. Of course, theres a tradeoff between convenience and security. Vlc is a oneway, pointtopoint optical communications technology while lifi enables twoway communications over multiple frequencies for. Haas cofounded pure lifi in 2012 with hopes that the company will lead the way for the future of lifi technology. A new method of delivering data, which uses the visible spectrum. Lifi vs wifi difference between lifi and wifi rf wireless world. Wifi ppt customer premises equipment physical layer. This is surely going to change our lives and businesses.
Lifi can deliver multiple gbps speeds in mobile devices. Wifi vs lifi how lifi will change the way we connect to. Lifi vs wifi light fidelity vs wireless fidelity aditya parmar electrical engineer. Ever since then, many brilliant minds have started to contribute and improve.
If youre not satisfied with how your wifi network works, be relieved to know that theres a new innovation called lifi will shortly overpower normal wifi speed. Lifi promises high data rates in theory but in practice it will be much less convenient and reliable than wifi as we know it today. Samreen singh 20714 introduction history present scenario will switching to lifi become necessary. Lifi can transmit at multiple gigabits, is more reliable, virtually interference free and uniquely more secure than radio technology such as wifi or cellular. In the last article, we told what lifi is and what lifi system basics are. This page covers products based on lifi technology. It uses light instead of radio waves to transmit information. To add to the existing answers, here i put few specifics of lifi and its differences with wifi. Vlc is free of any health concerns, as it uses ecofriendly green technology. Theyll give your presentations a professional, memorable appearance the kind of sophisticated look that todays audiences expect. The vendors and oems of lifi products are also mentioned.
This next generation technology will drive wireless beyond any current capability, opening up unprecedented bandwidth. The term was first introduced by harald haas during a 2011 tedglobal talk in edinburgh in technical terms, lifi is a light communication system that is capable of transmitting data at high speeds over the visible light, ultraviolet, and infrared spectrums. The concept of lifi is not a mere theoretical concept, in fact when prof. Working operation lifi transmits data using light with the help of led bulbs. Obstacle interference high low high high high high medium high high medium low medium medium high medium low 10. Mar 27, 2015 3g vs wifi seminar and ppt with pdf report. Harald haas founder of lifi introduced the concept of lifi in a ted video he made a practical demonstration by streaming a live hd video to the audience screen and let them dumbstruck by the technology. These videos related to your education topics which are very useful to you and help. Free download of seminar ppt and report in pdf and doc huge list of latest ieee seminar ppt,seminar reports,papers, ppt topics and general seminar topics, pdf, doc and presentation ideas for b. It mentions various lifi products such as lamps, kits, lifi smartphone etc.
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