Wireless technology is an option to wired technology, which is normally used, for connecting devices in wireless mode. This increasing made the capacity of wifi is reduced due the limitation of radio frequency resources. Pdf computer networks have played a major role in expanding the operational boundaries in organizations today. Lifi is a wireless technology holds the key to solving challenges faced by 5g. This provides a focus for the work of equipment developers and service providers and is as much a contributor to the growth of wireless networking as the power of the underlying technologies.
Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Wifi technology seminar topic explains about details of wifi technology, history of wifi, 802. Wifi technology seminar ppt with pdf report study mafia. Click on links below to access seminar presentations. Wireless networking technology provides wireless highspeed internet and network connections. Wi fi, which stands for wireless fidelity, is a radio technology that.
However, for the internet of things vision to successfully emerge, the computing paradigm will need. Download the pdf and ppt reports to learn various applications, challenges, and solutions, recent advances in mimo communications. This page compares lifi vs wifi describes basic difference between lifi and wifi technologies. You shouldnt have to worry about the technical specifications just to. Pdf seminar report on li fi akanksha sharma academia. Wivi, a wireless technology that uses wifi signals to detect moving humans behind walls and in closed rooms. Introduction to wireless technology the term wireless communication refers to the transfer of information using electromagnetic em or acoustic waves over the atmosphere rather than using any propagation medium that employs wires. Aug 07, 2017 this presentation base on wifi technology. Bluetooth technology pdf seminar topics 2016, 2017. However, in developing countries, wimax may become the only wireless technology because wifi and cellular have not penetrated areas that can be reached with wimax technology. Wifi ppt customer premises equipment physical layer. Wireless networking technology from principles to successful implementation steve rackley amsterdam boston heidelberg london new york oxford paris san diego san francisco singapore sydney tokyo newnes is an imprint of elsevier. Wifi is a high speed internet connection and network connection without use of any cables or wires.
Wivi technology its research has been done prominently at mitscomputer laboratory. Apbased topology infrastructure mode peertopeer topology adhoc mode. It has many advantages such as flexible, responsive, customized, fast, costeffective, secure. The emergence of lifi is to overcome the shortage of the current technology.
Just fire up a camera and your files are one tap away. Mcknightb amit research program on internet and telecoms convergence, massachusetts institute of technology, 1 amherst street, e40237, cambridge, ma 029, usa b4181 center for science and technology, syracuse university, ny 244, usa abstract. The wireless network is operating three essential elements that are radio signals, antenna and router. In this paper, we show that wifi can also extend our senses, enabling us to see moving objects through walls and behind closed doors.
Genesis of lifi at ted global demonstration by haas, where he achieved 10 mbps transfer rate increasing it further to 123 mbps after a month, he successfully demonstrated it by. Requires support for wifi protected setup with its pushbutton or pinbased setup. Visible light part of the electromagnetic spectrum. A january 2001 department of electronics engineering. Servicecentric networking seminar ws20112012 3 fig.
Know what the bluetooth technology is and its evolution know some technology basics about bluetooth know the application scenarios of the bluetooth know the basic regulations in the test of the bluetooth products course objectives. See through walls with wifi by fadeladib submitted to the department of electrical engineering and computer science in partial ful. The future technology in wireless communication 1689 figure. Lifi provides transmission of data through illumination by sending data.
With the growing presence of wifi and 4glte wireless internet access, the evolution towards ubiquitous information and communication networks is already evident. Catering to design engineers, managers, and executives, dr. This pdf seminar report on super wifi describes the potential of the new wireless technology. Light fidelity lifi is a new short range optical wireless communication technology which provides the connectivity within a local network, by using lightemitting diodes leds to transmit data. The same radio technology will also offer highspeed data services to all nomadic terminals laptops, pdas, etc. Future market challenges and opportunities article pdf available in journal of computer science 21 january 2006 with 7,906 reads how we measure reads. By dina kitabi, a professor in mitsdepartment of electrical engineering and computer science, and her graduate student fadel adib. Starting from a headset cable replacement it has been extended to. Wifi is a wireless communication technology include devices with wifi card receiving transmitted and received radio signals from antennas through routers.
The bluetooth specification defines a uniform structure. Wifi wireless technology working principles, types and. The key features of bluetooth technology are robustness, low power, and low cost. While the various wifi variants that have emerged from the. In contrast to previous systems, which are targeted for the military, wivi enables small cheap seethroughwall devices that operate in the ism band, rendering them feasible to the general public, without carrying any transmitting device. Jan 16, 2015 3g vs wifi seminar topics, 3g vs wifi ppt, 3g vs wifi pdf, seminar on 3g vs wifi, 3g vs wifi abstract, 3g vs wifi seminar report, 3g vs wifi technology wikipedia, abstracts, free reports, ppt. Wavelet transforms in colored image steganography digital steganography exploits the use of a host data to hide a piece of information in such away that it is imperceptible to a human observer. Seminar report submitted in partial fulfilment of the requirements for the award of the degree of bachelor of technology in electronics engineering of cochin university of science and technology by abhilash c. Wifi network connect computers to each other, to the internet and to the wired network.
Technology is making rapid progress and is making many things easier. For download ppt file please click link below slide share link wifi technology pptfor seminar. We all know that right now wifi is the most used technology to connect many devices to the internet. Scribd is the worlds largest social reading and publishing site. The topic covers the definition, range, frequency, speed, major difference between wifi and super wifi and how it works, successful trials across the globe. Just as your tv signal passes through walls and many of them, the wireless signal for your internet connection will as well. Latest seminar topics for information technology 2019.
Developed by mit researchers, it uses wifi signals to see through the walls. Wireless usb, ask latest information, abstract, report, presentation pdf,doc,ppt, wireless usb technology discussion, wireless usb paper presentation details, wireless. Jan 23, 2014 wifi phone a wifi phone is a wireless device that gives you the dual benefits of wireless connectivity and the cost savings of voip. This page contains wireless fidelity seminar and ppt with pdf report. Wivi is a wireless device that captures moving objects behind a wall using low power wifi signals. Get the latest ieee documentation for seminar report on wivi technology. In typical applications, a strong wifi signal can cover 100 meters while a super wifi signal at the same power level can easily travel 400 meters and with higher power can cover many kilometers. The wifi technology wifi uses radio technology to transmit and receive data at high speed. The technology is very new and was proposed by the german physicist harald haas in 2011. Wifi is an alternative network to wired network which is commonly used for connecting devices in wireless mode. Wifi technology full seminar report, abstract and presentation.
Explore lifi technology with free download of seminar report and ppt in pdf and doc format. A new wivi system developed at mit can see through walls to track moving people using lowcost wifi technology. Lifi can transmit at multiple gigabits, is more reliable, virtually interference free and uniquely more secure than radio technology such as wifi or cellular. It has many advantages such as flexible, responsive. Explore 3g vs wifi with free download of seminar report and ppt in pdf and doc format. Introduction wifi technologies wifi architecture wifi network elements how a wifi network works wifi network topologies wifi configurations applications of wifi.
As the innovative thinking of persons is increasing daybyday, new methods for wireless networking has been evolved of which our present topic wifi is the most accepted. Lifi is a new exemplar for photosensitive wireless technology to provide unp. From this angle, wifi phone looks like the next big thing in the telecom revolution. Bluetooth wireless technology is a shortrange communications technology intended to replace the cables connecting portable andor fixed devices while maintaining high levels of security. Thanks to its innovative technology, wimax will offer broadband wireless access at data rates of multiple mbits to the enduser and within a range of several kilometers. Current wifi systems support a peak physicallayer data rate of 54 mbps and typically provide indoor coverage over a distance of 100 feet. Wifi technology free download as powerpoint presentation.
His seminars are noteworthy by their emphasis on a practical understanding of the technology. Introduction wireless technology is an alternative to wired technology, which is commonly used, for connecting devices in wireless mode. Sreehari f41a0472 contents introduction history construction basic principle working advantages and disadvantages applications future scope conclusions introduction wivi stands for wireless vision. 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. Bob morrow has been teaching wireless seminars for over 20 years. Mar 27, 2015 3gvs wifi seminar and ppt with pdf report. Ppt wifi technology powerpoint presentation free to. 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. Nov 24, 2011 wifi technology seminar topic explains about details of wifi technology, history of wifi, 802. Introduction to wireless networks up to a point, its quite possible to treat your wireless network as a set of black boxes that you can turn on and use without knowing much about the way they work. The networkbased approach works on wifi, only when the station software is modi. It a fast and wireless connection that can be accessed from anywhere either you are at home or office. Download full latest seminar topics for information technology 2019 in doc, pdf or ppt format. Transfer music, videos, photos or documents from your iphone or ipad to a mac or pc and vice versa with our super fast wifi transfer technology.
The 3g is the short term for third generation wireless. Lifi technology seminar report and ppt for cse students. Bluetooth and wifi wireless protocols computer science. Not requiring an explicit network of wires and permitting communication while on the move. Wifi networks use radio technologies to transmit receive data at high speed. This page contains 3gvs wifi seminar and ppt with pdf report.
Wifi wireless fidelity is a generic term that refers to the ieee 802. Aug 31, 2012 introduction to wifi technology ppt presentation. As time comes by, the use of internet based devices is increased. Wifi direct allows wifi devices to talk to each other without the need for wireless access points wifi direct essentially embeds a software access point, or soft ap, into any device that wishes to support direct.
Cables that connect the computers to each other, although wireless communication is becoming more common see advice sheet 20 for. Unlike wifi which uses the radio part of the electromagnetic spectrum, lifi uses the optical spectrum i. 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. Wireless fidelity wi fi seminar report, ppt, pdf for ece students. Thats the way most people relate to the technology that surrounds them. The future technology in wireless communication 1691 interconnected data systems to monitor things like demand, grid integrity and core temperature. Jul 16, 2012 seminar presentation on wifi technology. Wireless technology is an alternative to wired technology, which is commonly used, for connecting devices in wireless mode. You can therefore use wimax technology to extend the power and range of wifi and cellular networks. Li fi technology, an introduction with the use of light radiating diodes lifi technology transfers data through wireless. We can connect anywhere if we are in the range of wifi. It covers basics of lifi vs wifi including their features, working operation, merits, demerits, applications etc.
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