Patent ID: 7234421
Filing Date: 2007-06-26
Classification: A01K

Abstract:
1. An animal data gathering device comprising: a radio transmitter and receiver, a processor for controlling the operation of the device, and memory for storing information including a first unique identifier associated with the device, wherein the processor is arranged to transmit a signal, by means of the radio transmitter, and to receive, by means of the radio receiver, one or more signals, each representing at least one second unique identifier from other devices, wherein the processor is arranged to store in the memory each second unique identifier, wherein the second unique identifier is associated with a predetermined location information of the other devices, and wherein the memory is adapted to record a history of locations of the animal data gathering device by recording a history of a plurality of the second unique identifiers to thereby store a history of locations of an animal having the animal data gathering device, wherein the device is arranged to enable the storing of a received unique identifier only in response to an inquiry signal transmitted by the said device.