Excursion protection of loudspeaker

• Main Authors: TORRES JUAN FELIX, APPLETON NICHOLAS LUKE, ARNOTT BRIAN GEORGE, ROWLEY WILLIAM THOMAS, SUNG HO YOUNG, SMITHERS MICHAEL J
• Format: Patent
• Language: Chinese; English
• Published: 22.12.2020
• Subjects: BASIC ELECTRONIC CIRCUITRY; CONTROL OF AMPLIFICATION; DEAF-AID SETS; ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS; PUBLIC ADDRESS SYSTEMS

The present invention relates to an apparatus and a method of excursion protection of a loudspeaker. The method includes attenuating selected bands in a transform domain, controlled by a feedback signal resulting from an excursion transfer function that has been modified according to the real-time o...