Interface: Traveler Information Devices - CTC Transit Vehicles

Traveler Information Devices to CTC Transit Vehicles Interface Diagram

Information Flow Definitions

personal location  (Planned)  Selected Comm Solution

The current location (latitude, longitude, and elevation) reported by the personal information device

transfer request  (Planned)  Selected Comm Solution

A traveler request for a transfer between transit routes, services, or modes. The request may also include preferences such as a need for extra connection time or connection protection in the event of a delay.

transfer status  (Planned)  Selected Comm Solution

Information indicating whether a requested transfer can be confirmed including specific information about the connection including fare payment information. Real–time updates are provided if the transfer status changes up to and including a reminder just prior to the transfer. In the event that a requested transfer is not feasible, alternatives including other transit, rideshare, and taxi options are provided.

transit user information  (Planned)  Selected Comm Solution

Information about individual transit users boarding a transit vehicle, used to track a user's progress on a scheduled transit trip.

transit vehicle information  (Planned)  Selected Comm Solution

Information about the transit vehicle route and stops, including current location along the route and next stop.

vehicle location and motion  (Planned)  Selected Comm Solution

Data describing the vehicle's location in three dimensions, heading, speed, acceleration, braking status, and size.

vehicle path prediction  (Planned)  Selected Comm Solution

The predicted future vehicle path of travel. This flow includes an indication of the future positions of the transmitting vehicle that can be used by receiving vehicles to support coordinated driving maneuvers and enhance in–lane and out–of–lane threat classification.

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