G - Physics – 08 – B
Patent
G - Physics
08
B
G08B 21/02 (2006.01) B63C 7/26 (2006.01) B63C 9/20 (2006.01) B63C 9/28 (2006.01) B63H 21/21 (2006.01) G08B 21/22 (2006.01) H01Q 21/00 (2006.01)
Patent
CA 2620796
A person-overboard monitoring and alarm system, includes an RFID tag worn by a user; an array of directional antennas for mounting around a perimeter of a boat hull, below and substantially parallel with a gunnel of the boat so as to be arrayed substantially above a water line of the boat and so as to provide a corresponding array of substantially distinct and independent detection zones which are substantially only directed outwardly of the boat, a transceiver cooperating with said array of antennas for detecting the presence of a tag in any one of said detection zones, a processor cooperating with said transceiver for receiving signals from said transceiver upon detection of said tag in said any one of said detection zones and determining which of said detection zones contain said tag, and wherein said processor is adapted to output an alarm trigger signal to an alarm upon said detection, whereby said antenna and said transceiver substantially only detects said tag when located over-board from the boat.
Dasilva John
Shervey Richard C.
Dasilva John
Na
Shervey Richard C.
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