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Below is an essay on "Vowifi" from Anti Essays, your source for research papers, essays, and term paper examples.

WIRELESS FIDELITY (WiFi)
Wi-Fi, which stands for wireless fidelity, in a play on the older term Hi-Fi, is a wireless networking technology used across the globe. Wi-Fi refers to any system that uses the 802.11 standard, which was developed by the Institute of Electrical and Electronics Engineers (IEEE) and released in 1997.It provides secure, reliable, fast wireless connectivity. Wi-Fi is the trademark of the Wi-Fi Alliance, the trade organization that defines the Wi-Fi standards.
It refers to a local area network which uses high frequency radio signals to send and receive data over short distances (approx. 200 feet). It can connect computers anywhere in home or office without the need for wires. It is also known as 802.11 networking and wireless networking.  
Hot spots are areas with Wi-Fi service and are either accessed for free or for a fee. It is possible to purchase access using a metered system or passes good for a certain time frame, such as day, week or month. There may be metered access or with a pass for, for example, a day, month or year. Access can be for a complete chain of locations or just one hot spot. Hot spots can be in bookstores, cafes or airports.
In a Wi-Fi network, computers with wifi network cards connect wirelessly to a wireless router. The router is connected to the Internet by means of a modem, typically a cable or DSL modem. Any user within 200 feet or so (about 61 meters) of the access point can then connect to the Internet, though for good transfer rates, distances of 100 feet (30.5 meters) or less are more common. Retailers also sell wireless signal boosters that extend the range of a wireless network.
Wi-Fi network s operate in the unlicensed 2.4 and 5 GHz radio bands, with an 11Mbps (802.11b) or 54 Mbps (802.11a) data rate or with products that contain both bands.


Basics
Wireless networks operate using radio frequency (RF) technology, a frequency within the electromagnetic spectrum associated with radio wave...

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  • Submitted by: avoli7
  • on February 22, 2013
  • Category: Science And Technology
  • Length: 5,900 words
  • Views: 256
  • Popularity Rank: 438410
  • 1 rating(s)

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