Evdo Rev. A/Evdo Rev. 0/1Xrtt/Cdma; Gps (Option); About Gps - General Dynamics Itronix GD2000 User Manual

GD2000 User Guide
CDMA), is one of the most significant advances in the evolution
of telecommunications into 3G networks.
UMTS is a worldwide standard for wide-area wireless data
communication based on Global Systems for Mobile commu-
nications (GSM™). UMTS provides broadband mobile access
to business systems and applications that can help improve
mobile users' productivity.
UMTS provides broadband speeds with download speeds up
to 2Mbps (220-320 Kbps typical). It delivers four-to-six times
the speed of dial-up Internet access and eight times the speed
of GPRS wireless data service. UMTS allows mobile users to
respond to urgent email and access the Internet.

EVDO Rev. A/EVDO Rev. 0/1xRTT/CDMA

EV-DO RevA
EVDO Revision A (1x Evolution-Data Optimized) is a wireless
radio broadband data standard that offers download speeds
up to 3.1 Mbps (500 to 800 Kbps typical). Revision A integrates
faster data technology and improves latency. These enhance-
ments allow features such a VoIP and video calling.
EV-DO Rev0
Evolution Data Only or Evolution Data Optimized (EV-DO) is a
3G wireless technology with average user download speeds
up to 2.4 Mbps (400-700 kbps typical). When you spend a lot
of time away from your desk, the faster speeds from EV-DO
can lead to greater productivity. It's more than just fast email
retrieval. Get fast and secure access to your information and
applications with EV-DO.
1XRTT - Single Carrier (1x) Radio Transmission Technology
1xRTT is a pre-3G wireless technology based on the CDMA
platform. It has the capability to provide ISDN like speeds that
offer up to 144 Kbps (50-70 Kbps typical). 1xRTT is also referred
to as CDMA2000.
General Dynamics Itronix 72-0139-001
Wireless Communication

GPS (option)

About GPS

The Global Positioning System (GPS) is a worldwide radio-
navigation system formed from a constellation of satellites and
their ground stations. GPS uses these satellites as reference
points to calculate positions accurate within five meters. If
your unit is equipped with GPS, there will be an extension on
the display lid like the one below.