CAPACITIVE TRANSDUCER

• Main Author: OKUGAWA AKIHIRO
• Format: Patent
• Language: English
• Published: 17.09.2015
• Subjects: DEAF-AID SETS; ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS; PUBLIC ADDRESS SYSTEMS

A capacitive transducer has a back plate including a fixed electrode, a diaphragm facing the back plate with an air gap interposed therebetween, the diaphragm acting as a movable electrode, at least a first stopper of a first protruding length, and a second stopper of a second protruding length. The...