作者: Robert W. Schafer
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摘要: A system for communicating the location of an object, including a transmitter, transmitter being capable using any one plurality possible non-switched communications networks; GPS receiver coupled to configured providing data representing position receiver, such that generated by can be transmitted transmitter; common housing supporting and define portable package; monitoring device remote from package, transmit via wireless network without need human intervention in initiating call either transponder or device.