A car speakerphone with automatic adjustment of microphone directivity
ACOUSTICAL AND RAIN CLEARING WINDOW ASSEMBLY FOR A VEHICLE
ACOUSTIC COMMUNICATION TRANSMITTING/RECEIVING DEVICE AND ACOUSTIC COMMUNICATION SYSTEM
ACOUSTIC CONTROL DEVICE, METHOD, PROGRAM, AND APPARATUS HAVING DEVICE
ACOUSTIC CONTROL DEVICE, ON-VEHICLE ACOUSTIC CONTROL DEVICE, AND ACOUSTIC CONTROL PROGRAM
ACOUSTIC CONTROL SYSTEM, ACOUSTIC CONTROL DEVICE AND ACOUSTIC CONTROL METHOD
ACOUSTIC DETECTION SYSTEM FOR A VEHICLE AND METHOD FOR ITS OPERATION
ACOUSTIC DETECTION SYSTEM FOR A VEHICLE AND METHOD FOR ITS OPERATION
ACOUSTIC DEVICE, ACOUSTIC PROCESSING METHOD, AND ACOUSTIC PROCESSING PROGRAM
ACOUSTIC DEVICE, ACOUSTIC PROCESSING METHOD, AND ACOUSTIC PROCESSING PROGRAM
ACOUSTIC DEVICE AND ACOUSTIC SYSTEM FOR MALFUNCTION DIAGNOSIS
ACOUSTIC DEVICE WITH VENTILATION FUNCTION AND ELEVATOR SYSTEM
ACOUSTIC ECHO SUPPRESSION DEVICE AND ACOUSTIC ECHO SUPPRESSION METHOD
Acoustic-electric remote control release hook used on water and underwater
ACOUSTIC ELEVATOR COMMUNICATION SYSTEM AND METHOD OF ADJUSTING SUCH A SYSTEM
ACOUSTIC EQUIPMENT COVER OF ELEVATOR CAR, AND FITTING STRUCTURE FOR THE SAME
ACOUSTIC GUIDING NETWORK SYSTEM INCLUDING ANNULAR ROUTE OR BRANCH ROUTE