Aircraft Communication Addressing and Reporting System Airborne Collision Avoidance System Aircraft Condition Monitoring Aircraft Condition Monitoring System Avionics Computing Resource Aviation Computing Unit Air Traffic Management Data Acquisition Processing and Transfer Analog to Digital Converter Automatic Direction Finder Attitude Director Indicator Air Data/Inertial Reference System Air Data Inertial Reference Unit Air Data Module Air Data Reference Air Data System Airlines Electronic Engineering Committee Automatic Frequency Control Auto Flight Control System (Autopilot) Avionics Full Duplex Airborne Flight Information Service Advanced Flight Management System Automatic Flight System (Autopilot) Above Ground Level Attitude/Heading Reference System Attitude Heading System Airbus Industries American Institute of Aeronautics and Astronautics Aircraft Integrated Data System Airplane Information Management System Aeronautical Information System Anti-Icing Valve Altitude Arithmetic Logic Unit Amplitude Modulation Advisory Map Display Airline Modifiable Information Active Matrix Liquid Crystal Display American National Standards Institute Advanced Navigation System Inertial Reference Angle of Attack Autopilot
ACAS ACM ACMS ACR ACU ADAPT ADC ADF ADI ADIRS ADIRU ADM ADR ADS AEEC AFC AFCS AFDX AFIS AFMS AFS AGL AHRS AHS AI AIAA AIDS AIMS AIS AIV ALT ALU AM AMD AMI AMLCD ANSI ANSIR AOA AP
app1 page 1
Abbreviations and acronyms
APATSI API APIC
ATM ATN ATR ATS ATSU AVLAN AWLU
Airport Air Traffic System Interface Application Programming Interface Advanced Programmable Interrupt Controller Advanced Power Management Approach Auxiliary Power Reserve Auxiliary Power Unit Aeronautical Radio Incorporated Advanced Radar Tracker and Server Automated Radar Terminal System Allied Standard Avionics Architecture Council Aircraft System Common Bus American Standard Code for Information Interchange Air Speed Indicator Application Specific Integrated Circuit Aerodrome Surveillance Radar Actual Time of Arrival Air Traffic Control Automatic Test Equipment Air Traffic Flow Management Air Transport Indicator Abbreviated Test Language for Avionics Systems Air traffic management Aeronautical Telecommunications Network Air Transportable Racking Air Traffic Services Air Traffic Services Unit Avionics Local Area Network Aircraft Wireless Local Area Network Unit
BC BCD BGA BGW BIC BIOS BIST BIT BITE BIU BNR
Bus Controller Binary Coded Decimal Ball Grid Array Basic Gross Weight Backplane Interface Controller Basic Input/Output System Built-In Self-Test Built-in Test Built-in Test Equipment Bus Interface Unit Binary Numeric data
APM APP APR APU ARINC ARTAS ARTS ASAAC ASCB ASCII ASI ASIC ASR ATA ATC ATE ATFM ATI ATLAS
Monday, September 18, 2006 11:47 Composite
174 BP BPRZ BPS BPV
Aircraft digital electronic and computer systems Base Pointer Bipolar Return to Zero Bits Per Second Bypass Valve
C/PDLC CAA CABLAN CADC CAI CAN CAS CAS CAT CCA CDDI CDI CDROM CDS CDU CEATS CFDS CH CIDIN CIDS CISC CLK CMC CMOS
Controller/Pilot Data Link Communications Civil Aviation Authority Cabin Local Area Network Central Air Data Computer Computer Aided Instruction Controller Area Network Collision Avoidance System Crew Alerting System Clear-Air-Turbulence Circuit Card Assembly Copper Distributed Data Interface Course Deviation Indicator Compact Disk Read-Only Memory Common Display System Control Display Unit Central European Air Traffic Service Central Fault Display System Compass Heading Common ICAO Data Interchange Network Cabin Intercommunication Data System Complex Instruction Set Computer Clock Central Maintenance Computer Complementary Metal Oxide Semiconductor CMP Configuration Management Plan CMS Centralized Maintenance System CMU Communications Management Unit COMPAS Computer Orientated Metering, Planning and Advisory System COTS Commercial off-the-shelf CPA Closest Point of Approach CPGA Ceramic Pin Grid Array CPM Core Processing Module CPU Central Processing Unit CRC Cyclic Redundancy Check CRM Crew Resource Management CRT Cathode Ray Tube CS Code Segment CTO Central Technical Operations CVR Cockpit Voice Recorder DA DAC DADC DATAC DBRITE DCU DDR
app1 page 2
Drift Angle Digital to Analog Converter Digital Air Data Computer Digital Autonomous Terminal Access Communications System Digital Bright Radar Indicator Tower Equipment Data Concentrator Unit Digital Data Recorder
DECU DEOS DEU DFDAU DFDR DFGC DFGS DFLD DG DGPS DH DI DIL DIMM DIP DITS DLS DMA DME DMEP DO DP DP DPM DPU DRAM DS DSCS DSP DSP DTOP DU DUATS
Digital Engine Control Digital Engine Operating System Digital Electronics Unit Digital Flight Data Acquisition Unit Digital Flight Data Recorder Digital Flight Guidance Computer Digital Flight Guidance System Database Field Loadable Data Directional Gyro Differential Global Positioning System Decision Height Destination Index Dual In-line Dual In-line Memory Module Dual In-line Package Digital Information Transfer System DME-based Landing System Direct Memory Access Distance Measuring Equipment Data Management Entry Panel Design Organisation Departure Procedures Decimal Point Data Position Module Display Processor Unit Dynamic Random Access Memory Data Segment Door and Slide Control System Display Select Panel Digital Signal Processing Dual Threshold Operation Display Units Direct User Access Terminal System
EADI EARTS
Electronic Attitude Director Indicator En-route Automated Radar Tracking System EAS Express Air System EASA European Aviation Safety Agency EAT Expected Approach Time EATMS Enhanced Air Traffic Management System ECAM Electronic Centralized Aircraft Monitoring ECB Electronic Control Box ECC Error Checking and Correcting ECM Electronic Countermeasures ECP Extended Capabilities Port ECS Environmental Control System ECU Electronic Control Unit EEC Electronic Engine Control EEPROM Electrically Erasable Programmable ReadOnly Memory EFCS Electronic Flight Control System EFIS Electronic Flight Instrument System EGPWS Enhanced Ground Proximity Warning System EHSI Electronic Horizontal Situation Indicator
Monday, September 18, 2006 11:47 Composite
Abbreviations and acronyms EIA EICAS
EROPS ERU ES ESD ESD ETA ETOPS EU
Electronic Industries Association Engine Indication and Crew Alerting Systems Enhanced Integrated Drive Electronics Electronic Instrument System Elevation-Station Elevator and Aileron Computer Electronic Library System Emulate Processor Electromagnetic Compatibility Electromagnetic Interference End of Conversion Enhanced Parallel Port Erasable Programmable Read-Only Memory Extended Range Operations Electronic Routing Unit Extra Segment Electrostatic Discharge Electrostatic Sensitive Device Estimated Time of Arrival Extended Range Twin-engine Operations Execution Unit
FAA FAC FADEC FAMIS FAR FBL FBW FC FCC FCC FCGC FCS FCU FD FDAU FDC FDD FDDI FDMU FDR FDS FET FFS FG FGC FGI FGS FIFO FIR FIS FL FLIR
Federal Aviation Administration Flight Augmentation Computer Full Authority Digital Engine Control Full Aircraft Management/Inertial System Federal Aviation Regulations Fly-by-light Fly-by-wire Flight Control Flight Control Computer Federal Communications Commission Flight Control and Guidance Computer Flight Control System Flight Control Unit Flight Director Flight Data Acquisition Unit Fight Director Computer Floppy Disk Drive Fibre Distributed Data Interface Flight Data Management Unit Flight Data Recorder Flight Director System Field Effect Transistor Full Flight Simulator Flight Guidance Flight Guidance Computer Flight guidance by digital Ground Image Flight Guidance System First-In First-Out Flight Information Region Flight Information System Flight Level Forward Looking Infrared
EIDE EIS EL ELAC ELS EM EMC EMI EOC EPP EPROM
app1 page 3
175 FLS FM FMC FMCDU FMCS FMGC FMS FOG FSC
Field Loadable Software Flight Management Flight Management Computer Flight Management Control and Display Unit Flight Management Computer System Flight Management Guidance Computer Flight Management System Fibre Optic Gyros Fuel System Controller
G G/S GA GBST GG GHz GMT GND GNSS GPM GPS GPWS GS
Giga (109 multiplier) Glide slope General Aviation Ground-based Software Tool Graphics Generator Gigahertz (109 Hz) Greenwich Mean Time Ground Global Navigation Satellite System Ground Position Module Global Positioning System Ground Proximity Warning System Ground Speed
HALS HDD HDG HIRF
High Approach Landing System Head Down Display Heading High-energy Radiated Field/High-intensity Radiated Field Hex Hexadecimal HFDS Head-up Flight Display System HGS Head-up Guidance System HIRF High-intensity Radiated Field HIRL High-intensity Runway Lights HM Health Monitoring HMCDU Hybrid Multifunction Control Display Unit HPA High Power Amplifier HSI Horizontal Situation Indicator HUD Head-Up Display HUGS Head-Up Guidance System HW Hardware Hz Hertz (cycles per second) I/O IAC IAPS IAS IBC IBR IDE IFE IFF IFOG IFPS IFR
Input/output Integrated Avionics Computer Integrated Avionics Processing System Indicated Air Speed Individual Blade Control Integrated Bladed Rotor Integrated Drive Electronics In-Flight Entertainment Identification, Friend or Foe Interferometric Fibre Optic Gyro International Flight Plan Processing System Instrument Flight Rules
Monday, September 18, 2006 11:47 Composite
176
Aircraft digital electronic and computer systems
IHF IHUMS
Integrated Human Interface Function Integrated Health and Usage Monitoring System ILS Instrument Landing System IMA Integrated Modular Avionics IMU Inertial Measurement Unit INS Inertial Navigation System IOAPIC Input/Output Advanced Programmable Input Controller IOM Input/Output Module IP Internet Protocol IPC Instructions Per Cycle IPR Intellectual Property Right IPX/SPX Inter-network Packet Exchange/Sequential Packet Exchange IR Infra-Red IRQ Interrupt Request IRS Inertial Reference System IRU Inertial Reference Unit ISA Industry Standard Architecture ISA Inertial Sensor Assembly ISAS Integrated Situational Awareness System ISDB Integrated Signal Data Base ISDU Inertial System Display Unit ISO International Standards Organization IVSI Instantaneous Vertical Speed Indicator IWF Integrated Warning Function
app1 page 4
JAA JAR JEDEC
Joint Airworthiness Authority Joint Airworthiness Requirement Joint Electron Device Engineering Council
K kHz KIAS Knot KT
Kilo (103 multiplier) Kilohertz (103 Hz) Indicated Airspeed in Knots Nautical miles/hour Knots
LAAS LAN LATAN LBA LCC LCD LDU LED LFC LGC LIDAR LNAV LOC LORADS LRM LRU LRU LSAP
Local Area Augmentation System Local Area Network Low-Altitude Terrain-Aided Navigation Logical Block Addressing Leadless Chip Carrier Liquid Crystal Display Lamp Driver Unit Light-emitting Diode Laminar Flow Control Landing Gear Control Light Radar Lateral Navigation Localizer Long Range Radar and Display System Line Replaceable Module Line Replaceable Unit Least Recently Used Loadable Aircraft Software Part
LSB LSD LSI LSS
Least Significant Bit Least Significant Digit Large Scale Integration Lightning Sensor System
Mega (106 multiplier) Mach Airspeed Indicator Modular Avionics Unit Microprocessor Controlled Display Units Mode Control Panel Modular Component Unit Maintenance Data Acquisition Unit Minimum Equipment List Multi-function Flight Display Multi-function Display System Magnetic Heading Reference System Main Heat Exchanger Megahertz (106 Hz) Millions of instructions per second Main Sea Level Maximum Landing Weight Man Machine Interface Mass Memory Module Mission Management System Minimum Navigation Performance Specification MOS Metal Oxide Semiconductor MOSFET Metal Oxide Semiconductor Field Effect Transistor MP Monitor Processor MPT Memory Protocol Translator MPU Multifunction Processor Unit MRC Modular Radio Cabinets MRO Maintenance/Repair/Overhaul MSB Most Significant Bit MSD Most Significant Digit MSI Medium Scale Integration MSU Mode Select Unit MSW Machine Status Word MT Maintenance Terminal MTBF Mean Time Between Failure MTBO Mean Time Between Overhaul MTC Mission and Traffic Control systems MTOW Maximum Takeoff Weight
M MASI MAU MCDU MCP MCU MDAU MEL MFD MFDS MHRS MHX MHz MIPS MLS MLW MMI MMM MMS MNPS
NASA
National Aeronautics and Space Administration NCD No Computed Data ND Navigation Display NDB Navigation Data Base NetBIOS Network Basic Input Output System NIC Network Interface Controller NMI Non-Maskable Interrupt NMS Navigation Management System NMU Navigation Management Unit NRZ Non-Return to Zero
Monday, September 18, 2006 11:47 Composite
Abbreviations and acronyms
app1 page 5
NVM NVS
Non-Volatile Memory Noise and Vibration Suppression
OAT OBI OBS ODS OEI OEM OLDI OMS OS OSS OTP
Outside Air Temperature Omni Bearing Indicator Omni Bearing Selector Operations Display System One Engine Inoperative Original Equipment Manufacturer On-Line Data Interchange On-board Maintenance System Operating System Option Selectable Software One-time Programmable
PA PAC PAPI PBGA PCA PCB PCC PCHK PCI PCMCIA PDL PFD PGA PIC PLCC PM PMAT PMO PMS PMSM PNF POST PP PQFP PRF PRI PROM PSM PSU PWB
Physical Address PCI AGP Controller Precision Approach Path Indicator Plastic Ball Grid Array Preconditioned Air System Printed Circuit Board Purser Communication Centre Parity Check(ing) Peripheral Component Interconnect Personal Computer Memory Card International Association Portable Data Loader Primary Flight Display Pin Grid Array Pilot In Command Plastic Leadless Chip Carrier Protected Mode Portable Maintenance Access Terminal Program Management Organization Performance Management System Power Management State Machine Pilot Non Flying Power-On Self-test Pre-Processor Plastic Quad Flat Package Pulse Repetition Frequency Primary Programmable Read-Only Memory Power Supply Module Bypass Switch Unit Printed Wiring Board
QFP
Quad flat pack
R/T RA RA RAS RAM RF RIMM
Receiver/transmitter Resolution Advisory Radio Altitude Row Address Select Random Access Memory Radio Frequency RAM Bus In-line Memory Module
177 RISC RLG RMI RNAV RNP ROM
Reduced Instruction Set Computer Ring Laser Gyro Radio Magnetic Indicator Area Navigation Required navigation performance Read-Only Memory
SAARU
Secondary Attitude/Air Data Reference Unit SAR Successive Approximation Register SAT Static Air Temperature SATCOM Satellite communications SC Start Conversion SCMP Software Configuration Management Plan SDD System Definition Document SDI Source/Destination Identifier SDIP Shrink Dual In-line Package SEC Secondary SI Source Index SIL Single In-line SIP Single In-line Package SMART Standard Modular Avionics Repair and Test SMD Surface Mounted Device SMT Surface mount technology SNMP Simple Network Management Protocol SO Small Outline SOIC Small Outline Integrated Circuit SOJ Small Outline J-lead SOP Small Outline Package SP Stack Pointer SPDA Secondary Power Distribution Assembly SPDT Single Pole Double Throw SRAM Synchronous Random Access Memory SRD System Requirement Document SROM Serial Read Only Memory SS Stack Segment SSI Small Scale Integration SSM Sign/Status Matrix SSOP Shrink Small Outline Package STAR Standard Terminal Arrival Routes STP Shielded Twisted Pair SW Software TA TACAN TAS TAT TAWS TBO TCAS TRU TS TSOP TTL TTP
Traffic Advisory Tactical Air Navigation True Air Speed Total air temperature Terrain Awareness Warning System Time Between Overhaul Traffic Alert Collision Avoidance System Transformer Rectifier Unit Task switched Thin small package outline Transistor-transistor logic Time Triggered Protocol
Monday, September 18, 2006 11:47 Composite
178
app1 page 6
Aircraft digital electronic and computer systems
TWDL
Two-way data link
UDP UHF ULSI UMS USB UTP UV UVPROM
User Datagram Protocol Ultra High Frequency Ultra Large Scale Integration User Modifiable Software Universal Serial Bus Unshielded Twisted Pair Ultra-violet Ultra- violet Programmable Read-only Memory
VAC VAS VDC VFR VG VGA VHF VHSIC VIA VLF VLSI VME VNAV VOR VPA VSI
Volts, Alternating Current Virtual Address Space Volts, Direct Current Visual Flight Rules Vertical Gyro Video Graphics Adapter Very High Frequency Very High Speed Integrated Circuit Versatile Integrated Avionics Very Low Frequency Very Large Scale Integration Versa Module Eurocard Vertical Navigation Very High Frequency Omni Range Virtual Page Address Vertical Speed Indicator
