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How does the GSM wireless
standard fit in the general context of communications technologies?
- Other wireless
technologies -
Cellular, mobile radio, packet data,
satellite and others: each one has different capabilities and different
geographical coverage.
- Packet data
- Wireless
packet switching technology provides data-only capability. It optimizes
the wireless transmission technique for the most common message length
of around 50 characters.
- Satellite technologies
- Satellite
services for land mobile applications were originally targeted at geographic
areas which other systems are not able to reach.
- Mobile
radio technologies -
Mobile radio is used primarily for
dispatch applications by the emergency services, transport sector and
utilities.
- PHS
- PHS
(Personal Handyphone System) was developed in Japan and enables a cordless
phone to be used at home or in the office and outside like a cellular
phone.
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