LG B2050 Service Manual - Page 5

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1. INTRODUCTION 1.3 Abbreviations For the purposes of this manual, following abbreviations apply: APC BB BER CC-CV DAC DCS dBm DSP EEPROM ESD FPCB GMSK GPIB GSM IPUI IF LCD LDO LED OPLL Automatic Power Control Baseband Bit Error Ratio Constant Current - Constant Voltage Digital to Analog Converter Digital Communication System dB relative to 1 milli watt Digital Signal Processing Electrical Erasable Programmable Read-Only Memory Electrostatic Discharge Flexible Printed Circuit Board Gaussian Minimum Shift Keying General Purpose Interface Bus Global System for Mobile Communications International Portable User Identity Intermediate Frequency Liquid Crystal Display Low Drop Output Light Emitting Diode Offset Phase Locked Loop - 4-

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- 4 -
1. INTRODUCTION
1.3 Abbreviations
For the purposes of this manual, following abbreviations apply:
APC
Automatic Power Control
BB
Baseband
BER
Bit Error Ratio
CC-CV
Constant Current – Constant Voltage
DAC
Digital to Analog Converter
DCS
Digital Communication System
dBm
dB relative to 1 milli watt
DSP
Digital Signal Processing
ESD
Electrostatic Discharge
FPCB
Flexible Printed Circuit Board
GMSK
Gaussian Minimum Shift Keying
GPIB
General Purpose Interface Bus
GSM
Global System for Mobile Communications
IPUI
International Portable User Identity
IF
Intermediate Frequency
LCD
Liquid Crystal Display
LDO
Low Drop Output
LED
Light Emitting Diode
OPLL
Offset Phase Locked Loop
EEPROM
Electrical Erasable Programmable Read-Only Memory