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Tracking Multiple Airborne 802.11b Wireless Local Area Networks to Extend the Internet to Aircrafts in Flight

International Telemetering Conference Proceedings / October 20-23, 2003 / Riviera Hotel and Convention Center, Las Vegas, Nevada / Wireless local area networks (WLANs) enable the extension of the Internet to aircrafts in
flight. To establish this wireless network segment, commercial-of-the-shelve (COTS) 802.11b
wireless Ethernet bridges were used. Wireless Ethernet bridges were chosen over optical wireless
technology and Internet protocol (IP) satellite modems mainly because of their lower costs, ease and
flexibility of implementation. Additionally, 802.11b wireless networks allow a wide range of mobile
data devices such as laptop computers and personal digital assistance high-speed wireless access to
critical information and applications resided on the aircrafts networks. Since 802.11b WLAN media
is shared and traffic generated by other users will degrade the overall performance of the network.
With the continual wide spread use of 802.11b WLAN, an aircraft in flight will experience network
congestions and poor performance across all the frequency channels. The congestion and poor
performance issues can be minimized by tracking the airborne wireless LAN using highly directional
antenna and RF filtering. The method of tracking multiple 802.11 wirelesses LAN and the RF
subsystem will be described. The applications of 802.11b wireless networks to man and unmanned
aircrafts flight research will be discussed.

Identiferoai:union.ndltd.org:arizona.edu/oai:arizona.openrepository.com:10150/605383
Date10 1900
CreatorsWei, Mei Y., Billings, Donald, Leung, Joseph G., Aoyagi, Michio
ContributorsNASA
PublisherInternational Foundation for Telemetering
Source SetsUniversity of Arizona
Languageen_US
Detected LanguageEnglish
Typetext, Proceedings
RightsCopyright © International Foundation for Telemetering
Relationhttp://www.telemetry.org/

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