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US 12,162,524 B2Granted
Mass transit safety notification system and device
AssigneeStc PLC
InventorsBrad Cross, Destry Diefenbach, Yogesh Barve, Pete Ksycki, Scott Kolts, Steve McDonald
Life of this patent
Estimating the term…
Abstract
A system and device that will notify roadway maintenance workers of an approaching mass transit vehicle and, conversely, will notify the operators and administrators of mass transit vehicles of roadway maintenance workers within the vicinity of an approaching section of track.
Claims7
A safety notification system comprising:
- a vehicle equipped with a vehicle equipment unit and having a defined route of travel;
- an individual equipped with a personal notification unit;
- a network which communicatively connects the vehicle equipment unit to the personal notification unit;
- a track area zone along the defined route;
- and
- a silent area zone;
- wherein when the vehicle is within a predetermined proximity to the track area zone, the vehicle equipment unit transmits automatic vehicle location information to the personal notification unit;
- and
- wherein the personal notification unit receives the information transmitted from the vehicle equipment unit and makes a decision about transmitting a warning to the individual about the vehicle, the decision comprising:
- transmitting the warning to the individual only if the individual is in the track area zone and the vehicle's bearing indicates it is on the defined route;
- and
- not transmitting the warning to the individual if the individual is in the silent area zone or the vehicle is off the defined route.
9 more elements
A safety notification system comprising:
- a vehicle equipped with a vehicle equipment unit and having a defined route of travel;
- an individual equipped with a personal notification unit;
- a network which communicatively connects the vehicle equipment unit to the personal notification unit;
- a track area zone including a portion of the defined route;
- and
- a silent area zone;
- wherein when the vehicle is within a predetermined proximity to the track area zone, the vehicle equipment unit transmits automatic vehicle location information to the personal notification unit;
- and
- wherein the personal notification unit receives the information transmitted from the vehicle equipment unit and makes a decision about transmitting a warning to the individual about the vehicle, the decision comprising:
- determining an estimated time of arrival of the vehicle at the personal notification unit;
- transmitting the warning to the individual only if the individual is in the track area zone, the vehicle's bearing indicates it is on the defined route, and the estimated time of arrival is less than a defined amount;
- and
- not transmitting the warning to the individual if the individual is in the silent area zone, the vehicle is off the defined route, or the estimated time of arrival is greater than the defined amount.
10 more elements
Dependencies are inferred from the claim text.