Abbreviations Jargon
Albys Jargon Buster
2M 2 Mbit/s
2MCC 2 Mbit/s Cross-connection section
8k 8 kbit/s
8kCC 8 kbit/s Cross-connection section
ACI Adjacent Channel Interference
AFINN Auxiliary fast channel input negative signal
AFINP Auxiliary fast channel input positive signal
AFOUTN Auxiliary fast channel output negative signal
AFOUTP Auxiliary fast channel output positive signal
AGC Automatic Gain Control
AIS Alarm Indication Signal
ALCQ Adaptive Level Control with Quality measure
ANSI American National Standards Institute
ASIC Application-Specific Integrated Circuit
ASINN Auxiliary slow channel input negative signal
ASINP Auxiliary slow channel input positive signal
ASOUTN Auxiliary slow channel output negative signal
ASOUTP Auxiliary slow channel output positive signal
AT Available Time
ATPC Automatic Transmit Power Control
ATM Asynchronous Transfer Mode
AXC ATM Cross-connect
BBE Background Block Error
BER Bit Error Ratio
BNC Bayonet-lock RF coaxial connector
BOIA Base Operations and Interfaces unit
BQ Bayonet-lock 4-pin connector
BSC Base Station Controller
BTS Base Transceiver Station
C/I Carrier to Interference ratio
CC Cross-connection
CCI Co-Channel Interference
CEPT Conférence Européenne des Administrations des Postes et des
Télécommunications
CPU Central Processing Unit
CW Continuous Wave
D/A Digital-Analog
DC Direct Current
DCN Data communication network
DDD Doubly Differential Detection
DM Degraded Minute
DQPSK Differential Quadrature Phase Shift Keying
EMC Electromagnetic Compatibility
EB Errored Block
EDGE Enhanced Data rates for Global Evolution
EIA Electronic Industries Association
EMC Electromagnetic Compatibility
EPSA Enhanced Power Supply Adapter
ES Errored Second
ESD Electrostatic Discharge
ETSI European Telecommunications Standards Institute
EXU Expansion Unit
F/B Front-to-Back (ratio of an antenna)
F/D Framing-Deframing section
FB Flexbus
FBB Flexbus Block
FBP Flexbus Plug-in unit
FBU Flexbus Unit
FBCC Flexbus Cross-connection section
FC Fault Code
FE Functional Entity
FEC Forward Error Correction
FM Fault Management
FXC RRI Integrated radio interface unit with enhanced capabilities for Nokia MetroSite and
UltraSite BTS and for Nokia MetroHub Transmission Node
GCS General Communication Service
GND Ground
GSM Global System for Mobile communication
HSB Hot Standby
IC Interface Circuit
IEC International Electrotechnical Commission
IF Interface
IFU Interface Unit
IFUE Interface Unit for 3 x Flexbus
IP Internet protocol
ITU-R International Telecommunication Union − Radiocommunication Sector (former
CCIR)
ITU-T International Telecommunication Union − Telecommunication Standardization
Sector (former CCITT)
IU Indoor Unit
IUCO Indoor Unit Changeover (switch)
LED Light-Emitting Diode
LIF Line Interface
LMP Local Management Port
LNA Low-noise Amplifier
MIB Management information base
MMIC Monolithic Microwave Integrated Circuit
MP Measurement Point
MSC Mobile Switching Centre
MTBF Mean Time Between Failures
nc Not Connected
NE Network Element
NED Nokia Electronic Documentation
NMS Network Management System
NOLS Nokia Online Services
NRZ Non-Return-to-Zero
OU Outdoor Unit
PDH Plesiochronous Digital Hierarchy
PMR Professional Mobile Radio
PRBS Pseudo-Random Binary Sequence
PSA Power Supply Adapter
PWR Power supply connector / power switch
Q1 Nokia’s proprietary management interface (= V.11)
R=Resistor in electronics terms
RES= Resistor in electronics terms
RBER Residual Bit Error Ratio
RD Received Data
RF Radio Frequency
RFC Request for comments
RPE Radiation Pattern Envelope
RRI Radio Relay Interface
RRIC Integrated radio interface unit for Nokia Talk-family base stations
RS Reed-Solomon
RTC Real Time Clock
Rx Receive (Receiver)
RXCO Receiver Changeover (switch)
RXD232 (out) Received data of EIA-232 (output of far end)
SB Supervision Block
SD Space Diversity
SDH Synchronous Digital Hierarchy
SES Severely Errored Second
SMB Snap-on subminiature coaxial connector
SNMP Simple network management protocol
SSS Site Support System
TCP Transmission Control Protocol
TD Transmitted Data
TDD Time Division Duplex
TFTP Trivial File Transfer Protocol
TNC Threaded RF coaxial connector
TQ Threaded 4-pin connector
TRE Transmission Element
TR = Transistor in Electronics Terms
TRU Base Station Transmission Unit
TRX Transceiver
TS Timeslot
TT Total time
TTL Transistor-Transistor Logic
Tx Transmit (Transmitter)
TXCO Transmitter Changeover (switch)
TXD232 (in) Transmitted data of EIA-232 (input of far end)
U Unit of height (in mechanics), 44.45 mm
VCO Voltage Controlled Oscillator
V/H Vertical/Horizontal polarisation (of an antenna)
VNB Negative Battery Voltage
VPB Positive Battery Voltage
WCDMA Wideband Code Division Multiple Access
XPD Cross-Polar Discrimination
19-inch rack
Rack which is 19 inches wide and conforms to the IEC 297 specification.
adjacent channel Interference caused by a transmitter operating on an adjacent radio channel.
interference; ACI
ACI tolerance is expressed in dB as a carrier to interference ratio.
AGC tracking Ability of the AGC (Automatic Gain Control) circuit to follow fast changes in the
level of the received signal.
alignment unit Set of mounting brackets of the antenna which is used to attach the antenna to the
mast and to align it towards the opposite station.
An outdoor unit can also be attached to the alignment unit.
antenna filter Waveguide assembly which only allows a specified frequency range to pass from
the transmitter to the antenna and from the antenna to the receiver.
2M 2 Mbit/s
2MCC 2 Mbit/s Cross-connection section
8k 8 kbit/s
8kCC 8 kbit/s Cross-connection section
ACI Adjacent Channel Interference
AFINN Auxiliary fast channel input negative signal
AFINP Auxiliary fast channel input positive signal
AFOUTN Auxiliary fast channel output negative signal
AFOUTP Auxiliary fast channel output positive signal
AGC Automatic Gain Control
AIS Alarm Indication Signal
ALCQ Adaptive Level Control with Quality measure
ANSI American National Standards Institute
ASIC Application-Specific Integrated Circuit
ASINN Auxiliary slow channel input negative signal
ASINP Auxiliary slow channel input positive signal
ASOUTN Auxiliary slow channel output negative signal
ASOUTP Auxiliary slow channel output positive signal
AT Available Time
ATPC Automatic Transmit Power Control
ATM Asynchronous Transfer Mode
AXC ATM Cross-connect
BBE Background Block Error
BER Bit Error Ratio
BNC Bayonet-lock RF coaxial connector
BOIA Base Operations and Interfaces unit
BQ Bayonet-lock 4-pin connector
BSC Base Station Controller
BTS Base Transceiver Station
C/I Carrier to Interference ratio
CC Cross-connection
CCI Co-Channel Interference
CEPT Conférence Européenne des Administrations des Postes et des
Télécommunications
CPU Central Processing Unit
CW Continuous Wave
D/A Digital-Analog
DC Direct Current
DCN Data communication network
DDD Doubly Differential Detection
DM Degraded Minute
DQPSK Differential Quadrature Phase Shift Keying
EMC Electromagnetic Compatibility
EB Errored Block
EDGE Enhanced Data rates for Global Evolution
EIA Electronic Industries Association
EMC Electromagnetic Compatibility
EPSA Enhanced Power Supply Adapter
ES Errored Second
ESD Electrostatic Discharge
ETSI European Telecommunications Standards Institute
EXU Expansion Unit
F/B Front-to-Back (ratio of an antenna)
F/D Framing-Deframing section
FB Flexbus
FBB Flexbus Block
FBP Flexbus Plug-in unit
FBU Flexbus Unit
FBCC Flexbus Cross-connection section
FC Fault Code
FE Functional Entity
FEC Forward Error Correction
FM Fault Management
FXC RRI Integrated radio interface unit with enhanced capabilities for Nokia MetroSite and
UltraSite BTS and for Nokia MetroHub Transmission Node
GCS General Communication Service
GND Ground
GSM Global System for Mobile communication
HSB Hot Standby
IC Interface Circuit
IEC International Electrotechnical Commission
IF Interface
IFU Interface Unit
IFUE Interface Unit for 3 x Flexbus
IP Internet protocol
ITU-R International Telecommunication Union − Radiocommunication Sector (former
CCIR)
ITU-T International Telecommunication Union − Telecommunication Standardization
Sector (former CCITT)
IU Indoor Unit
IUCO Indoor Unit Changeover (switch)
LED Light-Emitting Diode
LIF Line Interface
LMP Local Management Port
LNA Low-noise Amplifier
MIB Management information base
MMIC Monolithic Microwave Integrated Circuit
MP Measurement Point
MSC Mobile Switching Centre
MTBF Mean Time Between Failures
nc Not Connected
NE Network Element
NED Nokia Electronic Documentation
NMS Network Management System
NOLS Nokia Online Services
NRZ Non-Return-to-Zero
OU Outdoor Unit
PDH Plesiochronous Digital Hierarchy
PMR Professional Mobile Radio
PRBS Pseudo-Random Binary Sequence
PSA Power Supply Adapter
PWR Power supply connector / power switch
Q1 Nokia’s proprietary management interface (= V.11)
R=Resistor in electronics terms
RES= Resistor in electronics terms
RBER Residual Bit Error Ratio
RD Received Data
RF Radio Frequency
RFC Request for comments
RPE Radiation Pattern Envelope
RRI Radio Relay Interface
RRIC Integrated radio interface unit for Nokia Talk-family base stations
RS Reed-Solomon
RTC Real Time Clock
Rx Receive (Receiver)
RXCO Receiver Changeover (switch)
RXD232 (out) Received data of EIA-232 (output of far end)
SB Supervision Block
SD Space Diversity
SDH Synchronous Digital Hierarchy
SES Severely Errored Second
SMB Snap-on subminiature coaxial connector
SNMP Simple network management protocol
SSS Site Support System
TCP Transmission Control Protocol
TD Transmitted Data
TDD Time Division Duplex
TFTP Trivial File Transfer Protocol
TNC Threaded RF coaxial connector
TQ Threaded 4-pin connector
TRE Transmission Element
TR = Transistor in Electronics Terms
TRU Base Station Transmission Unit
TRX Transceiver
TS Timeslot
TT Total time
TTL Transistor-Transistor Logic
Tx Transmit (Transmitter)
TXCO Transmitter Changeover (switch)
TXD232 (in) Transmitted data of EIA-232 (input of far end)
U Unit of height (in mechanics), 44.45 mm
VCO Voltage Controlled Oscillator
V/H Vertical/Horizontal polarisation (of an antenna)
VNB Negative Battery Voltage
VPB Positive Battery Voltage
WCDMA Wideband Code Division Multiple Access
XPD Cross-Polar Discrimination
19-inch rack
Rack which is 19 inches wide and conforms to the IEC 297 specification.
adjacent channel Interference caused by a transmitter operating on an adjacent radio channel.
interference; ACI
ACI tolerance is expressed in dB as a carrier to interference ratio.
AGC tracking Ability of the AGC (Automatic Gain Control) circuit to follow fast changes in the
level of the received signal.
alignment unit Set of mounting brackets of the antenna which is used to attach the antenna to the
mast and to align it towards the opposite station.
An outdoor unit can also be attached to the alignment unit.
antenna filter Waveguide assembly which only allows a specified frequency range to pass from
the transmitter to the antenna and from the antenna to the receiver.
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