摘要 |
<p>A coupling device (1) for gas and liquid systems comprises a passive transponder and at least one sensor for measuring at least one quantity. The transponder is connected to the sensor and arranged to wirelessly transmit and receive data via communication protocols. Moreover the sensor is passive, connected to and integrated with the transponder, the sensor being activated with energy induced by the transponder. An independent claim is included for a use of a wireless transmission system in a vehicle.</p> |