Kind: Subsystem
Class: Field
Type: System
Roadside Communications Unit
Overview
The 'Roadside Communications Unit' provides wireless communications between roadside infrastructure and nearby equipped vehicles. Communications with adjacent field equipment (including other RCUs) and back office centers that monitor and control the RCU are also supported. It provides basic radio communications supporting the lower layers of the OSI stack (TransNet and SubNet layers of the ARC-IT communications model). See also 'Connected Vehicle Roadside Equipment' that extends the basic RCU radio communications functionality with a full communications stack and support for locally installed ITS Applications
This physical object is included in the following Service Packages:
Functionality
Functional Object |
---|
RCU Radio Communications |
Triples
Security
This physical object has the following security levels for the associated service packages.
Physical Object Security | ||||
---|---|---|---|---|
Security Class | Confidentiality | Integrity | Availability | Service Package |
Class 5 | High | High | High | ITS Communications |
Interfaces Diagram
Standards
The following table lists the standards associated with the physical object itself (as opposed to standards associated with an interface). For standards related to interfaces, see the specific information flow triple pages.
Name | Title |
---|---|
CTI 4001 RSU | Dedicated Short-Range Communications Roadside Unit Specifications (FHWA-JPO-17-589) |