C5621 and C33 User Guide
1/1553-KRD 131 24 Uen Rev D 2011-11-22
Ericsson AB 2011
36 (37)
Ericsson Confidential
10
Terminology and Abbreviations
2G
Generic term for the second generation of cellular
networks, when digital technology was used. GSM is a
2G network.
3G
Generic term for the third generation of cellular
networks such as UMTS.
bps
Bits per second – rate of data flow.
E-GPRS
Enhanced GPRS. A GPRS network enhanced with
EDGE technology to provide greater speed and
capacity.
EDGE
Enhanced Data Rates for Global Evolution.
Technology which improves the throughput of a GPRS
network by a factor of 3.
GPRS
General Packet Radio Services.
GPS
Global Positioning System.
GSM
Global System for Mobile Communications. GSM is the
world’s most widely-used digital mobile phone system.
At the end of Jan 2004 there were over one billion GSM
subscribers across more than 205 countries.
HSPA
High Speed Packet Access, term for HSDPA and
HSUPA.
HSPA Evolution
High Speed Packet Access Evolution with DL speeds up
to 21 Mbps (HSDPA cat 14) and UL speeds up to 5.76
Mbps (HSUPA cat 6).
HSDPA
High Speed Downlink Packet Access.
HSUPA
High Speed Uplink Packet Access.
kbps
Kilobit per second – rate of data flow.
Mbps
Megabit per second – rate of data flow.
PC
Personal Computer.
Service Provider
A company that provides services and subscriptions to
mobile services (phones, mobile broadband, etc.).