| 摘要 |
A system for transmitting data, comprising an interrogator (14) for transmitting an interrogation signal, a plurality of data collectors (12) for collecting data, a plurality of transponders (11) each coupled to a corresponding data collector (12) and each operable to receive the interrogation signal and to use the energy of the interrogation signal to transmit a response signal containing data from the data collector (12) associated with the transponder and wherein the interrogator (14) is further operable to receive the response signal from the transponders (11).
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