公开(公告)号：US10029716B2

公开(公告)日：2018-07-24

申请号：US15370655

申请日：2016-12-06

Applicant: STC, Inc.

Inventor： Brad Cross ,  Destry Diefenbach ,  Yogesh Barve ,  Pete Ksycki ,  Scott Kolts ,  Steve McDonald

IPC: G08G1/123 ,  B61L23/06 ,  G08G9/00 ,  B61L23/34 ,  B61L25/02

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.