User's Manual Part 2

Node B Rack Mount Installation Guide
Version 0.0.3 Page 37 of 39
Appendix B - Glossary
GLOSSARY
ADC Analog to Digital Converter
ARP Address Resolution Protocol
BTS Base Transceiver Station
DAC Digital to Analog Converter
Downlink From Network to the User Equipment
DSCH Downlink Shared Channel
ESD Electro Static Discharge
EM Element Manager
EIA Engineering Industry Association
Ethernet 10BaseT or 100baseT
ETSI European Telecommunications Standardization Institute
FCC Federal Communication Commission
FPGA Field Programmable Gate Array
GPS Global Positioning System
HTTP Hyper-Text Transfer Protocol
INC Integrated Network Controller
IP Internet Protocol
ISP Internet Service Provider
ITFS Instructional Television Fi xed Service
IUB Interface Between the INC & NodeB
LMT Local Maintenance Terminal
LNA Low Noise Amplifier
MCP Multimedia Communications Port
MAC Media Access Control
Mcps Mega Chips per Second
MMDS Multichannel Multipoint Distribution Service
MSPS Mega Samples Per Second
MTU Maximum Transmission Unit
Node B A UMTS Radio Base Station
PDU Protocol Data Unit
PLL Phase Locked Loop
QPSK Quadrature Phase Shift Keying
RAM Random Access Memory
RLC Radio Link Control
SRAM Static RAM
T1/E1 1536kbps/ 2048Kbps pipe
T3/E3 45Mbps or 34Mbps
UE User Equipment
UMTS Universal Mobile Telecommunications System