Typical frequency band
is a wireless communication system, developed by a team of M/A-COM Inc.,
now a division of
Tyco International's Electronics unit.
OpenSky received the direct attention of Tyco when they acquired it
Amp Corporation. The technology
developed for Federal Express in mid 1990s for its urban operations. The
technology was developed to meet the requirement of higher message data
speed compared to its previous system. It was initially designed as a
wireless data system but the system can support both voice and data
voice-over-IP transport to radio
communications applications in a unique architecture.
OpenSky utilizes TDMA
with 4 (four) time slots to support both voice and data. The four time slots
can be used for both voice and data simultaneously or can be aggregated
to support 19.2 kbps throughput on a 25 KHz channel.
for OpenSky products that are typically found in the market today:
Most of OpenSky
deployments are in the
There are only few installation outside the
More about this technology:
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