AIR PULSE GENERATING ELEMENT AND SOUND PRODUCING DEVICE

• Main Authors: Hong, David, Lo, Chiung C, Liang, Jemm Yue
• Format: Patent
• Language: English; French; German
• Published: 24.07.2024
• Subjects: ACOUSTICS; ACOUSTICS NOT OTHERWISE PROVIDED FOR; DEAF-AID SETS; ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING,NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICALDEVICES; MICROSTRUCTURAL TECHNOLOGY; MUSICAL INSTRUMENTS; PERFORMING OPERATIONS; PHYSICS; PUBLIC ADDRESS SYSTEMS; SOUND-PRODUCING DEVICES; TRANSPORTING

An air pulse generating element (60) includes a membrane (605), disposed within a chamber; a first valve (601), controlled by a first valve control signal (G'), configured to seal a first opening (611) of the chamber at a first time and to seal a second opening (612) of the chamber at a second...