User's Guide

TBC Rev 1.0 July 28, 2015 23
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4. Terms and Abbreviations
Abbreviation Definition
ADC Analog to Digital Converter
AGC Automatic Gain Control
AT Attention (prefix for modem commands)
CDMA Code Division Multiple Access
CF3 Common Flexible Form Factor
CLK ClocK
CODEC Coder DECoder
CPU Central Processing Unit
DAC Digital to Analog Converter
DTR Data Terminal Ready
EGNOS European Geostationary Navigation Overlay Service
EMC ElectroMagnetic Compatibility
EMI ElectroMagnetic Interference
EN Enable
ESD ElectroStatic Discharges
ETSI European Telecommunications Standards Institute
FDMA Frequency-division multiple access
GAGAN GPS aided geo augmented navigation
GLONASS GLObal NAvigation Satellite System
GND GrouND
GNSS Global Navigation Satellite System
GPIO General Purpose Input Output
GPRS General Packet Radio Service
GSM Global System for Mobile communications
Hi Z High impedance (Z)
IC Integrated Circuit
IMEI International Mobile Equipment Identification
I/O Input / Output
LED Light Emitting Diode
LNA Low Noise Amplifier
MAX MAXimum
MIN MINimum
MSAS Multi-functional Satellite Augmentation System
N/A Not Applicable
PA Power Amplifier
PC Personal Computer
PCB Printed Circuit Board
PCL Power Control Level
PLL Phase Lock Loop
PWM Pulse Width Modulation