Patent ID: 6978217
Filing Date: 2005-12-20
Classification: G01K

Abstract:
1. A data collection method that uses measuring terminals, each of the measuring terminals obtains measurement data from a sensor and wirelessly transmits the measurement data, and a collection terminal for receiving the measurement data from the measuring terminals, each of the measuring terminals having a memory for storing one of a limited number of sets of identification information, whose order is definable, as own identification information, the data collection method comprising: (a) the collection terminal wirelessly transmits a message for inquiring about own identification information; (b) at least one of the measuring terminals, after receiving the message, wirelessly transmits the own identification information after the message has ended, during a turn for sending the own identification information; (c) the collection terminal stores the own identification information in the order of identification information; and (d) the collection terminal wirelessly communicates individually with the measuring terminals with the own identification information stored and collects the measurement data from the measuring terminals.