I. Introduction
1.3 Abbreviations
For the purpose of this manual, following abbreviations apply.
PSTN
RF
RLR
RMS
RTC
SAW
SIM
SLR
SRAM
UMTS
Public Switched Telephone Network
Radio Frequency
Receiving Loudness Rating
Root Mean Square
Real Time Clock
Surface Acoustic Wave
Subscriber Identity Module
Sending Loudness Rating
Static Random Access Memory
Universal Mobile Telephony System
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1. INTRODUCTION