GPS based search and rescue transceiver

Details GPS based search and rescue transceiver GPS based search and rescue transceiver

1997-06-17

2000-01-04

Blum, Theodore M.

Communications: directive radio wave systems and devices (e.g.,

Directive

Including a satellite

701213, H04B 7185, G01S 502

Patent

active

060115106

ABSTRACT:
A survival radio of the type useable in search and rescue operations and carried by the party to be rescued is described. The survival radio includes a GPS receiver, a transceiver and a microcontroller. The microcontroller responds to interrogation messages containing a predetermined identification code for the survival radio to cause a transceiver to transmit a geographic location of the survival radio as derived from GPS signals.

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patent: 5748147 (1998-05-01), Bickley et al.
patent: 5847679 (1998-12-01), Yee et al.

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