Patent 11988105 was granted and assigned to The Boeing Company on May, 2024 by the United States Patent and Trademark Office.
A health monitoring system including an array of microphones, a data collection system, and analytic software used to detect health status, pending malfunctions, or faults of several disparate, engine subsystems. The system can be used to monitor health of the main engines, the engine nacelles, and auxiliary power units (APU) on the aircraft.