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Acronyms
A
AAR
Association of American Railroads
AASHTO
American Association of State Highway and Transportation Officials
ACC
Adaptive cruise control
ACN
Automatic collision notification
ADIS
Advanced driver information system
ADUS
Archived Data User Service
AHS
Automated highway system or advanced highway system
ALI
Automatic location identification
ANI
Automatic number identification
ANSI
American National Standards Institute
AP
Application profile
API
Application program interface
APL
(The Johns Hopkins University) Applied Physics Laboratory
APTA
American Public Transit Association
APTS
Advanced public transportation systems
AREMA
American Railway Engineering and Maintenance of Way Association
ARINC
Aeronautical Radio Incorporated
ARSI
Automated roadside safety inspection
ARTS
Advanced rural transportation systems
Accredited Standards Committee
Accredited Standards Committee (of ANSI)
ASC
Actuated signal controller
ASCE
American Society of Civil Engineers
ASLRRA
American Short Line and Regional Railroad Association
ASN.1
Abstract Syntax Notation-1
ATA
American Trucking Association
ATC
Advanced transportation controller
ATCS
Advanced train control system
ATIS
Advanced traveler information system
ATMS
Advanced traffic management system
AVC
Automated vehicle classification
AVCS
Advanced vehicle control systems
AVI
Automatic vehicle identification
AVL
Automatic vehicle location
AVLS
Automatic vehicle location system
AVM
Automatic vehicle monitoring
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B
BER
Basic encoding rules
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C
C2C
Center-to-center
C2F
Center-to-field
CAD
Computer-aided dispatch
CalTrans
California Department of Transportation
CBTC
Communications-based train control
CCTV
Closed circuit television
CDMA
Code division multiple access
CDPD
Cellular digital packet data
CEMA
Consumer Electronics Manufacturers Association
CFR
Code of Federal Regulations
CMS
Changeable message sign
CORBA
Common object request broker architecture
CP
Class profile
CSA
Canadian Standards Association
CTAA
Community Transit Association of America
CVISN
Commercial vehicle information systems and networks
CVO
Commercial vehicle operations
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D
DARC
Data radio channel
DATEX
Data exchange
DD
Data dictionary
DE
Data element
DGPS
Differential global positioning system
DISA
Data Interchange Standards Association
DMS
Dynamic message sign
DMV
Department of Motor Vehicles
DOT
Department of Transportation
DR
Data registry
DRE
Disaster response and evacuation
DRGS
Dynamic route guidance system
DS
Data set
DSRC
Dedicated short range communications
DTF
Deployment Task Force (FHWA)
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E
E-911
Enhanced 911
EBS
Emergency broadcasting system
EDI
Electronic data interchange
EFT
Electronic funds transfer
EIA
Electronics Industry Alliance
EMC
Emergency management center
EMS
Emergency management system
EMS
Emergency medical services
EOC
Emergency operations center
ERTICO
European Road Transport Telematics Implementation Coordination Organization
ESS
Environmental sensor station or environmental sensor system
ETC
Electronic toll collection
ETMCC
External traffic management center communication
ETS
Emergency telephone system
ETTM
Electronic toll and traffic management
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F
FARS
Fatal Accident Reporting System (NHTSA)
FCC
Federal Communications Commission
FCW
Front collision warning
FHWA
Federal Highway Administration (of USDOT)
FMCSA
Federal Motor Carrier Safety Administration
FP2FP
Fixed-point to fixed-point
FRA
Federal Railroad Administration (of USDOT)
FSK
Frequency shift keying
FTA
Federal Transit Administration (of USDOT)
FTP
File transfer protocol
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G
GDF
Geographic data file
GIS
Geographic information system
GPS
Global positioning system
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H
HAR
Highway advisory radio
HAZMAT
Hazardous materials
HDLC
High-level data-link control
HHI
Highway-highway intersection
HOV
High occupancy vehicle
HPMS
Highway Performance Monitoring System (FHWA)
HRI
Highway-rail intersection
HSAS
Homeland Security Advisory System
HSR
High speed rail
HTML
Hypertext Markup Language
HTTP
Hypertext Transfer Protocol
HUD
Head-up display
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I
IAB
Internet Activities Board
ICC
Intelligent cruise control
IDB
ITS Data Bus
IEC
International Electrotechnical Commission
IEEE
Institute of Electrical and Electronics Engineers
INCH
Implementing NTCIP Compliant Hardware
IP
Internet protocol
ISO
International Organization for Standardization
ISP
Information service provider
ISTEA
Intermodal Surface Transportation Efficiency Act (of 1991)
ITE
Institute of Transportation Engineers
ITIS
International Traveler Information Systems
ITS
Intelligent transportation systems
ITSA
Intelligent Transportation Society of America
ITU
International Telecommunications Union
IVHS
Intelligent vehicle highway systems
IVIS
In-vehicle information system
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J
JPL
Jet Propulsion Laboratory
JPO
Joint Program Office (of FHWA)
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K
L
LAN
Local area network
LCD
Liquid Crystal Display
LED
Light Emitting Diode
LMS
Location and monitoring service
LRMS
Location reference message specification
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M
MARAD
Maritime Administration (of USDOT)
MCMIS
Motor Carrier Management Information System
MIB
Management information base
MMI
Man machine interface
MPO
Metropolitan planning organization
MS
Message set
MS/ETMCC
Message Set for External TMC Communication
MULTI
Mark-up Language for Transportation Information
MUTCD
Manual on Uniform Traffic Control Devices
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N
NAB
National Association of Broadcasters
NAWG
National Association of Working Groups (FHWA)
NEMA
Association of Electrical and Medical Imaging Equipment Manufacturers (NEMA), formerly known as National Electrical Manufacturers Association
NENA
National Emergency Number Association
NHI
National Highway Institute
NHTSA
National Highway Traffic Safety Administration (of USDOT)
NIPC
National Infrastructure Protection Center
NIST
National Institute of Standards and Technology
NRC
National Research Council
NRSC
National Radio Systems Committee
NSF
National Science Foundation
NTCIP
National Transportation Communications for ITS Protocol
NTI
National Transit Institute
NTIA
National Telecommunications and Information Administration
NTOC
National Transportation Operations Coalition
NTSB
National Transportation Safety Board
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O
OEM
Original Equipment Manufacturer
OER
Octet encoding rules
ORNL
Oak Ridge National Laboratory
OSI
Open systems interconnection
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P
PCB
Professional Capacity Building (FHWA and FTA)
PCS
Personal communications services
PER
Packed encoding rules
PMPP
Point-to-multipoint protocol
PPP
Point-to-point protocol
PSAP
Public safety answering point
PTC
Positive train control
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Q
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R
RBDS
Radio broadcast data system
RDS
Radio data system
RFP
Request For Proposal
RPI
Railroad Progress Institute
RPO
Regional Planning Organization
RSE
Roadside equipment
RTCM
Radio Technical Commission for Maritime Services
RWIS
Road weather information system
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S
SAE
Society of Automotive Engineers
SAFER
Safety and Fitness Electronic Records (FHWA)
SAFETEA-LU
Safe, Accountable, Flexible, Efficient Transportation Equity Act: A Legacy for Users
SDO
Standards development organization
SIA
Security Industry Association
SNMP
Simple network management protocol
SONET
Synchronous Optical Network
SQL
Structured Query Language
SSR
Standard speed rail
STIC
Subcarrier traffic information channel
STMF
Simple transportation management framework
STMP
Simple transportation management protocol
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T
TCC
Train control center
TCIP
Transit Communication Interface Protocol
TCP
Transmission control protocol
TEA-21
Transportation Equity Act for the 21st Century
TFTP
Trivial file transfer protocol
TIA
Telecommunications Industry Association
TM
Traffic management
TMC
Transportation management center or traffic management center
TMDD
Traffic management data dictionary
TMS
Transportation management system or traffic management system
TOC
Transportation operations center or
Traffic operations center
TRB
Transportation Research Board (National Research Council)
TS
Transaction set
TSC
Transit Standards Consortium
TSS
Transportation sensor system
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U
UDP
User Datagram Protocol
U.S.
DOT United States Department of Transportation
U.S. TAG
U.S. Technical Advisory Group (to ISO Technical Committee)
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V
VERTIS
Vehicle, Road and Traffic Intelligence Society
VIN
Vehicle identification number
VMS
Variable message sign
VPAS
Vehicle proximity alert system
VRC
Vehicle roadside communications
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W
WAN
Wide area network
WIM
Weigh in-motion
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WWW
World Wide Web
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XYZ
XML
eXtensible Markup Language
For a more comprehensive ITS acronyms listing:
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