A combined seat heater and capacitive occupancy sensor comprises a heating element (10) connected between a first (21) and a second (22) node, and a capacitive sensing network connected to the heating element to apply an oscillating voltage thereto and to ...

A capacitive occupant detection system (10) comprises a sine signal generator (12) to apply a sine voltage signal to an antenna electrode (14) and a current measurement circuit (18, 20, 28, 30, 40) to measure current signals, based upon which a control and...

A seat belt warning system comprises a sensing system associated to a vehicle seat for sensing a seat belt related status with respect to said vehicle seat and a control unit communicating with said sensing system for generating a warning signal depending ...

A vehicle occupancy sensing system provides a mechanism for determining whether a child is present in a vehicle. The sensing system may determine that an occupied front or rear facing child seat is present in an automobile, for example. To that end, the se...