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Wireless Developer Network Glossary
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Gateway - Ground-based link to a mobile satellite service network.
Geek - In computers and the Internet, a geek is a person who is inordinately dedicated to and involved with technology to the point of sometimes not appearing to be normal. Being a geek also implies a capability with the technology.
GIS - A GIS (geographic information system) enables you to envision the geographic aspects of a body of data. Basically, it lets you query or analyze a relational database and receive the results in the form of some kind of map.
GPRS - General Packet Radio Service. A packet-based wireless communication service that, when available in 2000, promises data rates from 56 up to 114 Kbps and continuous connection to the Internet for mobile phone and computer users.
GPS - Global Positioning System. A series of 24 geosynchronous satellites that continuously transmit their position. Used in personal tracking, navigation and automatic vehicle location technologies.
GSM - Global System for Mobile communication. A digital mobile telephone system that is widely used in Europe and other parts of the world. GSM uses a variation of time division multiple access (TDMA) and is the most widely used of the three digital wireless telephone technologies (TDMA, GSM, and CDMA).
GUI - Graphical User Interface. An operating environment that displays options on the screen as graphical symbols, icons or photographs.
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