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Global System for Mobile Communication (GSM)

Glossary

ADC
American Digital Cellular

AMPS
advanced mobile phone service

AoC
advice of charge

AUC
authentication center

bps
bits per second

BSC
base station controller

BSS
base station system

BTS
base transceiver station

CGI
cell global identity

CUG
closed user group

DCS
digital cellular system

DTMF
dual-tone multifrequency

EIR
equipment identity register

GIWU
GSM interworking unit

GMSC
gateway mobile services switching center

GMSK
Gaussian minimum shift keying

GSM
global system for mobile communication

HLR
home location register

Hz
hertz

ISDN
integrated services digital network

k
kilo

kbps
kilobits per second

LA
location area

LAI
location-area identity

LPC
linear predictive coding

MHz
megahertz

MSC
mobile services switching center

MSN
mobile service node

MXE
message center

NMT
Nordic Mobile Telephone

OMC
operations and maintenance center

OSS
operation and support system

PCS
personal communications services

PDC
personal digital cellular

PLMN
public land mobile network

SS
switching system

TACS
total access communication system

TDMA
time division multiple access

VLR
visitor location register

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