These 'inbetween' 2.5G upgrades for GSM networks include GPRS (General Packet Radio Service), HSCSD (High Speed Circuit Switched Data), and EDGE (Enhanced Data Rates for Global Evolution), and all promise speeds somewhere between today's pitiful...
Works with CDMA and GSM/GPRS.W-CDMA networks. Bret Sewell, president, SnapTrack, a subsidiary focusing on GPS technology Revenues: $2.5bn, $2.8bn, $2.7bn, $3bn Net profit: $850m, $1.3bn, ($578m), $360m
While this initial prioritisation of coverage is understandable, there is a big gap between 30 per cent and the 95 per cent plus coverage we have come to expect from cellular networks, including GPRS.
Service across four Indian regions was consistent and as fast as most GPRS data services available through cellular in Europe. For example, a look at a list of cellular mobile operators in the country as of the start of 2001 compiled by consultancy...
The company also plans DIAD IV terminals to connect via satellites using global positioning system (GPS) so it will be possible to tell drivers if they are in the right place for a particular delivery.
The satellite terminal is fitted with a GPS receiver so it knows exactly where it is. Using GPS the terminal sends a message to the user's laptop and then BGAN software on the laptop tells the user where to point the satellite terminal to get the...