HUAWEI E1820 HSPA+ USB Slider
(
W2100+GSM
)
V100R001
Product Description
Issue 01 (2009-02-12)
Commercial in Confidence
Page 18 of 19
A
Acronyms and Abbreviations
3GPP
3rd Generation Partnership Project
APN
Access Point Name
ARPU
Average Revenue Per User
BSS
Base Station Subsystem
CM
Connection Management
CS domain
Circuit Switched domain
EDGE
Enhanced Data Rates for GSM Evolution
EGPRS
Enhanced GPRS
FDD
Frequency Division Duplex
GERAN
GSM/EDGE Radio Access Network
GPRS
General Packet Radio Service
GSM
Global System for Mobile Communications
HSPA+
High-Speed Packet Access
HSUPA
High-Speed Uplink Packet Access
HSDPA
High-Speed Downlink Packet Access
LED
Light Emitting Diode
MAC
Medium Access Control
MexE
Mobile Execution Environment
MM
Mobility Management
Modem
Modulator Demodulator
MS
Mobile Station
MSC
Mobile Switching Center
NAS
Non-Access Stratum