Object detecting apparatus

摘要

An object detecting apparatus includes: a piezoelectric sensor including a first electrode, a piezoelectric material surrounding the first electrode, and a second electrode surrounding the piezoelectric material and provided at an outer edge portion at a side of an opening of a door for a vehicle having a door panel; a signal processing circuit measuring a potential difference between the first electrode and the second electrode; and a connecting line connecting the first electrode and the second electrode to the signal processing circuit.