User Guide

CCS Technical Documentation System Module
RH-42
Issue 2 09/2003 Nokia Corporation Confidential Page 7
Abbreviations
ACCH Analog Control Channel
A/D Analog to Digital conversion
AMPS Advanced Mobile Phone System
ANSI American National Standards Institute
ASIC Application Specific Integrated Circuit
AVCH Analog Voice Channel
BB Base Band
CSD Circuit Switched Data
CSP Chipped Scale Package. The same as uBGA.
CTIA Cellular Telecommunications Industry Association
D/A Digital to Analog conversion
DCCH Digital Control Channel
DSP Digital Signal Processing
DTCH Digital Traffic Channel
EFR Enhanced Full Rate (codec)
FCC Federal Communications Commission
IrDA Infrared Data Association
IrMC Infrared Mobile Communications
IrOBEX IrDA Object Exchange Protocol
IS Interim Standard
ISA Intelligent Software Architecture
LCD Liquid Crystal Display
LED Light Emitting Diode
MCU Micro Control Unit / Master Control Unit