Acronyms
AACN: Advanced Automatic Crash Notification
AASHTO: American Association of State Highway and Transportation Officials
ABS: Anti-Lock Braking System
ACE: Automated Commercial Environment
ADA: Americans with Disabilities Act
ADS: Archived Data System
ADS: Automated Driving System
ADUS: Archived Data User Service
AERIS: Applications for the Environment: Real-Time Information Synthesis
AHS: Automated Highway System
AIS: Automatic Identification Systems
ANSI: American National Standards Institute
APDU: Application Protocol Data Unit
API: Application Programming Interface
APTA: American Public Transportation Association
APTS: Advanced Public Transportation System
ARC-IT: Architecture Reference for Cooperative and Intelligent Transportation
ASD: Aftermarket Safety Device
ASQ-IT: Architecture Structured Query for Intelligent Transportation
ASTM: American Society for Testing and Materials
ATC: Automatic Train Control
ATC: Advanced Transportation Controller
ATCS: Adaptive Traffic Control System
ATIS: Advanced Traveler Information System
ATM: Asynchronous Transfer Mode
ATM: Active Traffic Management
ATMS: Advanced Traffic Management System
ATS: Automatic Train Stop
ATSPMs: Automated Traffic Signal Performance Measures
AV: Automated Vehicle
AVI: Automated Vehicle Identification
AVL: Automated Vehicle Location
AVO: Automated Vehicle Operation