Microphone calibration for active noise control system
Modular active noise air filter speaker and microphone assembly
Modular active silencer with port dish
Monitoring, testing and operator controlling of active noise and
Mounting assembly for active noise attenuation system
Multi-actuator system for active sound and vibration cancellatio
Multi-chamber noise control system
Multi-channel active acoustic attenuation system
Multi-channel active attenuation system with error signal inputs
Multi-channel active control system and method for the...
Multi-channel communication system
Multi-filter-set active adaptive control system
Multiple adaptive filter active noise canceller
Multiple source self noise cancellation