Ultrasonic transducer with piezoelectric element and distance sensor

The invention relates to an ultrasonic transducer, comprising a piezoelectric element, with a printed circuit board and with a diaphragm pot. The piezoelectric element is attached to the front face of the diaphragm pot and connected via at least two leads, to signal connection points of the printed...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	SCHNEIDER MICHAEL, BAYARSAIKHAN BAYAR, SCHAEFER THOMAS SIEGFRIED, RAPPS PETER
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ACOUSTICS ACOUSTICS NOT OTHERWISE PROVIDED FOR ANALOGOUS ARRANGEMENTS USING OTHER WAVES DEAF-AID SETS DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION ORRERADIATION OF RADIO WAVES LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS MEASURING METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING,NOISE OR OTHER ACOUSTIC WAVES IN GENERAL MUSICAL INSTRUMENTS PHYSICS PUBLIC ADDRESS SYSTEMS RADIO DIRECTION-FINDING RADIO NAVIGATION SOUND-PRODUCING DEVICES TESTING
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