Title:
SYSTEMS AND METHODS FOR WORKER SAFETY
Document Type and Number:
WIPO Patent Application WO/2021/030581
Kind Code:
A8
Abstract:
A system, comprising: a plurality of wayside devices positioned along a train track, the plurality of wayside devices having known positions, each of the plurality of wayside devices comprising at least one first radio-frequency (RF) antenna; a work zone device positioned along the train track, the work zone device comprising at least one second RF antenna configured to transmit RF signals to and/or receive RF signals from the plurality of wayside devices; and at least one processor configured to determine a position of the work zone device using the known positions and using RF signals transmitted between the work zone device and the plurality of wayside devices.
Inventors:
SENNA JOSHUA (US)
KINSEY JAMES (US)
WHITTEMORE AARON (US)
CAREY MATTHEW (US)
WILMOT DOUGLAS (US)
KINSEY JAMES (US)
WHITTEMORE AARON (US)
CAREY MATTHEW (US)
WILMOT DOUGLAS (US)
Application Number:
PCT/US2020/046173
Publication Date:
March 25, 2021
Filing Date:
August 13, 2020
Export Citation:
Assignee:
HUMATICS CORP (US)
SENNA JOSHUA (US)
SENNA JOSHUA (US)
International Classes:
B61L23/00; B61L23/02; B61L23/04; B61L23/06
Attorney, Agent or Firm:
SHECTER, Harrison E., et al. (US)
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