US Patent 11002061 Electronic door system

An electronic door system is disclosed for a door that selectively closes a door opening of a building structure. The electronic door system includes two or more of a gyroscope that senses angular velocity of the door, an accelerometer that senses acceleration of the door, a capacitive sensor that capacitively senses the building structure, or a microphone that senses sound of the door. The electronic door system also includes a controller that assesses a physical position of the door according to the two or more of the gyroscope, the accelerometer, the capacitive sensor, or the microphone.