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Summer 2009- Innovations and Insights
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High-speed multimedia radio (HSMM)
, colloquially referred to as
, is the implementation of wireless data networks over
(COTS) hardware such as
amateur radio operators
to increase the
and coverage of the 802.11 signal.
comes from a combination of the words
and can be used to refer to any high speed data network over amateur radio, not just 802.11 networks.
The idea behind this implementation is to use the
900 MHz (33 cm)
, 2.4 GHz (13 cm), 3.4 GHz (9 cm), and 5.8 GHz (5 cm)
amateur radio bands
under the U.S.
Federal Communications Commission
rules (amateur radio service) instead of the
rules (unlicensed). This enables amateur operators to legally use higher output power for wireless devices and allows for longer-range communications. Such communications can be used to assist in emergency communications and disaster relief operations and in everyday
What can it do?
The "hinternet" can support most of the traffic that the Internet currently does, including video chat,
, the Web (
), file transfer (
. The only differences being that on the hinternet such services are community instead of commercially implemented and the "hinternet" is
wireless. The hinternet can even be connected to the Internet and used for "Web surfing", although because of the FCC regulations on permitted content, this is rarely done. Using high gain antennas and amplifiers, reliable long-distance wireless links over many miles are possible and only limited by the
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