| 摘要 |
A wireless system for locating a patient diagnosed with Alzheimer's disease by an individual responsible for them. The system includes a locatable device worn by such patient. The locatable device includes a first control circuit having transmitting and receiving capability connected to a GPS processor with at least one pre-selected map disposed therein. The GPS processor is in wireless communication with a GPS system. A first power source is connected to the first control circuit for supplying power thereto. Further included is a handheld device having a second control circuit with transmitting and receiving capability for communicating with the first control circuit and connected to each of a keypad for entering a predetermined code to initiate a tracking request signal to the locatable device and a screen for displaying a location of the locatable device. A second power source is connected to the second control circuit for supplying power thereto.
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