| AC |
alternating current |
| API |
application programming interface |
| BSM |
basic safety message |
| C-V2X |
cellular vehicle-to-everything |
| CAN |
Controller Area Network |
| CAV |
connected and automated vehicle |
| CAVe |
Connected and Automated Vehicle education |
| CAVERS |
Connected and Automated Vehicle Education Research Software |
| CV |
connected vehicle |
| DC |
direct current |
| DHCP |
Dynamic Host Configuration Protocol |
| DMS |
dynamic message sign |
| DSRC |
dedicated short-range communications |
| FHWA |
Federal Highway Administration |
| GPS |
Global Positioning System |
| GUI |
Graphical User Interface |
| HDMI |
High-Definition Multimedia Interface |
| HIL |
hardware-in-the-loop |
| ITS |
intelligent transportation system |
| ITS JPO |
Intelligent Transportation Systems Joint Program Office |
| JSON |
Java Script Object Notation |
| LiDAR |
light detection and ranging |
| LTE |
long-term evolution |
| NTCIP |
National Transportation Communications for ITS Protocol |
| OBD |
Onboard Diagnostics |
| OID |
object identifier |
| PoE |
Power over Ethernet |
| PSID |
Provider Service Identifier |
| PSM |
personal safety message |
| RSU |
roadside unit |
| SAE |
Society of Automotive Engineers |
| SDX |
Situation Data Exchange |
| SNMP |
Simple Network Management Protocol |
| SPaT |
Signal Phase and Timing |
| SRM |
Signal Request Message |
| SSH |
Secure Shell |
| STOL |
Saxton Transportation Operations Laboratory |
| TFHRC |
Turner-Fairbank Highway Research Center |
| TIM |
traveler information message |
| TMC |
traffic management center |
| TSC |
traffic signal controller |
| UDP |
User Datagram Protocol |
| UPER |
unaligned packet encoding rules |
| USDOT |
United States Department of Transportation |
| V2I |
vehicle-to-infrastructure |
| V2X |
vehicle-to-everything |
| WAVE |
Wireless Access in Vehicular Environments |
| WSA |
WAVE Service Advertisement |
| WZDx |
Work Zone Data Exchange |
| XML |
Extensible Markup Language |
United States Department of Transportation
