The document discusses the history and development of Wi-Fi technology. It describes how Wi-Fi works using radio signals between wireless routers and devices. It outlines some of the key events in Wi-Fi's history from 1985 onwards, including the creation of standards like 802.11. The document also discusses how Wi-Fi is now widely used in many devices beyond just computers, and some of the benefits and risks of using public and private Wi-Fi networks.

1. Wi-Fi
Amanda Marquez
Jason Laicha
Arturo Gonzalez
Jay Miller

2. Wi-Fi
Toshiba
How It Works
History
Wi-Fi today
Benefits/Risks

3. How It Works
• Wi-Fi = Wireless Fidelity
• 802.11 WLAN
• Radio Signals sent
to and from
wireless router

4. History of Wi-Fi
• 1985- The FCC rules that ISM bands can be used
without license
• 1991- The precursor to modern Wi-Fi is created by NCR
Corporation
– Called WaveLAN
• 1997- 802.11 is created
• 1999- 802.11a and 802.11b are created
– 802.11b was the first widely accepted standard

5. Wi-Fi Alliance
• 1999- Wi-Fi Alliance is created
• Wi-Fi Trademark
• Official Wi-Fi Products
• In 2009, they sold their billionth Wi-Fi chip
• 12

7. Profiting from Wi-Fi
• South Korea, Japan, Singapore
– Build as many hot spots as possible
– $20 for unlimited access
• United States
– Targeted business travelers
– Limited networks
– Much more expensive

8. Profiting from Wi-Fi
• http://www.starthotspot.com/
– Universities
– Offices
– City Parks
– Homes
– Property Owners

9. Wi-Fi Today
• Computers make up only 30% of products with
Wi-Fi capabilities
This means….
• Airplanes
• Television
• Game consoles
• Cell phones
…all have Wi-Fi.

10. Wi-Fi Today
STAY CONNECTED 24/7
Personal Business Cities

11. Managerial Implications
• Need Wi-Fi to stay up to date
– Airlines
– Government
• Limitless possibilities
• Employees surfing internet

12. Examples

13. Risks & Challenges
• Security issues/Privacy
• Faulty connections
o Ex. Villanova
• People abusing and accessing inappropriate content
on a businesses network
• Health concerns
• Cloud or electronic smog

14. Benefits
• Stay connected
• Easy to use/Hassle Free
• Share hardware
• Convenience
• Multiple Connections
• Inexpensive
• Good for business

15. Sources
• http://cacm.acm.org/magazines/2003/5/6824-why-wi-fi-wants-to-be-free/fulltext
• http://www.starthotspot.com/
• http://www.wi-fi.org/
• http://content.ebscohost.com/pdf9/pdf/2008/5PP/01May08/33132279.pdf?T=P&P=AN&K=3
3132279&S=R&D=buh&EbscoContent=dGJyMNHr7ESeqa44zdnyOLCmr0mep7JSrqu4TbeWx
WXS&ContentCustomer=dGJyMPGutk%2B1rbZKuePfgeyx44Dt6fIA
• http://www.wi-fi.org/simple_home_network.php
• http://www.wi-fi.org/search_products.php
• Aardsma, T. L. (2002, Wi-fi. Inside the Internet, 9(2), 9-9. Retrieved from
http://ezproxy.villanova.edu/login?url=http://search.proquest.com/docview/191083647?acc
ountid=14853
• Conhaim, Wallys W. "Wi-Fi cities: a plan of action." Information Today Dec. 2006: 43+.
Academic OneFile. Web. 30 Oct. 2011.
• http://go.galegroup.com/ps/i.do?&id=GALE%7CA155666051&v=2.1&u=vill_main&it=r&p=AO
NE&sw=w