CPC B64D 15/20 (2013.01) [B64D 15/12 (2013.01); B64D 45/00 (2013.01); G08B 19/02 (2013.01)] | 6 Claims |
1. An electric field sensor comprising:
an insulating substrate;
a plurality of electrodes disposed parallel to one another on the substrate;
an insulator disposed over the plurality of electrodes;
a plurality vias coupled to the plurality of electrodes and extending through the substrate
at a right angle to the plurality of electrodes; and
a ground ring disposed around the plurality of electrodes and the plurality of vias and configured to attenuate a sensitivity of the sensor to electric fields outwards of the ground ring;
wherein the insulator is configured to be mounted substantially flush with a surface of an aircraft engine.
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