Personal Safety System
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0 Petitions
Accused Products
Abstract
A personal safety system is disclosed. The personal safety system comprises: a personal safety device and a base unit coupled over a local communications link; transceiver logic operable to transmit a periodic status message and an acknowledgement message generated in response to each received status message between said personal safety device and said base unit over said local communications link; and alert logic operable, in the event that said transceiver logic indicates that a number of either of said status and acknowledgement messages fail to be transmitted between said personal safety device and said base unit, to activate an alarm mechanism on both said personal safety device and said base unit. Accordingly, the member of crew wearing the personal safety device will detect the alarm mechanism activating and be provided with the assurance that a similar alarm mechanism is activating on the base unit.
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Citations
100 Claims
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1-50. -50. (canceled)
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51. A personal safety system for a maritime vessel, comprising:
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a personal safety device and a base unit coupled over a local communications link, said base unit being coupled to a control station via a further communications link to enable monitoring of said vessel by said control station; transceiver logic operable to transmit a periodic status message and an acknowledgement message generated in response to each received status message between said personal safety device and said base unit over said local communications link; and alert logic operable, in the event that said transceiver logic indicates that a number of either of said status and acknowledgement messages fail to be transmitted between said personal safety device and said base unit, to activate an alarm mechanism on said personal safety device and said base unit;
whereinsaid base unit is operable to monitor a current position of said maritime vessel with respect to a geofenced area, and in the event that the maritime vessel exits the geofenced area, to sound an alarm, to invite entry of crew details into said base unit, and to transmit said entered crew details to the control station over said further communications link. - View Dependent Claims (52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72)
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73. A base station for a maritime vessel operable to communicate with a personal safety device over a local communications link, said base unit being coupled to a control station via a further communications link to enable monitoring of said vessel by said control station, said base station comprising:
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transceiver logic operable to transmit over said local communications link a periodic status message and to transmit an acknowledgement message generated in response to any status messages received over said local communications link; and alert logic operable, in the event that said transceiver logic indicates that a number of either of said status and acknowledgement messages fail to be transmitted between said personal safety device and said base unit, to activate an alarm mechanism;
whereinsaid base unit is operable to monitor a current position of said maritime vessel with respect to a geofenced area, and in the event that the maritime vessel exits the geofenced area, to sound an alarm, to invite entry of crew details into said base unit, and to transmit said entered crew details to the control station over said further communications link. - View Dependent Claims (74)
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75. A personal safety method for a maritime vessel, the method comprising the steps of:
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monitoring said vessel at a control station using a communications link; transmitting a periodic status message or an acknowledgement message generated in response to a received status message between a personal safety device and a base unit over a local communications link; and activating an alarm mechanism on said personal safety device and said base unit alert logic, in the event that a number of either of said status and acknowledgement messages fail to be transmitted between said personal safety device and said base unit; monitoring a current position of said maritime vessel with respect to a geofenced area, and in the event that the maritime vessel exits the geofenced area, sounding an alarm, inviting entry of crew details into said base unit, and transmitting said entered crew details to the control station over said further communications link. - View Dependent Claims (76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95)
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96. A safety system for a maritime vessel, comprising:
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a base unit coupled to a control station via a communications link to enable monitoring of said vessel by said control station, wherein said base unit is operable; to monitor a current position of said maritime vessel with respect to a geofenced area, and in the event that the maritime vessel exits the geofenced area, to sound an alarm, to invite entry of crew details into said base unit, and to transmit said entered crew details to the control station over said further communications link. - View Dependent Claims (97, 98)
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99. A personal safety system for a maritime vessel, comprising:
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personal safety means and base means coupled over a local communications link, said base means being coupled to a control station via a further communications link to enable monitoring of said vessel by said control station; transceiver means for transmitting a periodic status message and an acknowledgement message generated in response to each received status message between said personal safety means and said base means over said local communications link; and alert means for activating, in the event that said transceiver logic indicates that a number of either of said status and acknowledgement messages fail to be transmitted between said personal safety system and said base unit, an alarm on said personal safety means and said base means; wherein said base means monitors a current position of said maritime vessel with respect to a geofenced area, and in the event that the maritime vessel exits the geofenced area, sounds an alarm, invites entry of crew details into said base means, and transmits said crew details to the control station over said further communications link.
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100. A safety system for a maritime vessel, comprising:
base means, coupled to a control station via a communications link to enable monitoring of said vessel by said control station, for monitoring a current position of said maritime vessel with respect to a geofenced area, and in the event that the maritime vessel exits the geofenced area, for sounding an alarm, inviting entry of crew details into said base unit, and for transmitting said entered crew details to the control station over said communications link.
Specification