Acoustic airspace collision detection system
Acoustic detection device
Acoustic digitizing system
Acoustic flow noise cancellation using a reference hydrophone
Acoustic intercept reciever-combined frequency and bearing proce
Acoustic marine aquatic life detector with resonance chamber
Acoustic sensor
Acoustic signal optical correlator using a light emitting diode
Acoustical detection and tracking system
Adaptive cross correlator
Alerting system for a facility
Angle tracking system
Apparatus and method for detecting sharp signal variations again
Apparatus and method for the electro acoustical measurement of t
Apparatus for detecting position
Apparatus for reduction of side lobes in a beam pattern of an ar
Apparatus for ultrasonically detecting position of web edge...
Automatic real-time gunshot locator and display system
Close range sonar system and method
Contact data correlation with reassessment