Panel-form loudspeakers

H - Electricity – 04 – R

Patent

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Details

H04R 1/02 (2006.01) G06F 1/16 (2006.01) H04R 3/04 (2006.01) H04R 7/04 (2006.01) H04R 7/06 (2006.01) H04R 17/00 (2006.01)

Patent

CA 2230701

A panel-form loudspeaker having a distributed mode acoustic radiator (2) and a transducer (9) coupled to vibrate the radiator to cause it to resonate, characterised by a second transducer (63) coupled to the radiator to produce a signal in response to resonance of the radiator due to incident acoustic energy.

La présente invention concerne un haut-parleur en forme de panneau (81) constitué d'un élément radiant acoustique (2) fonctionnant en mode distribué, et d'un transducteur (9) couplé de façon à faire vibrer l'élément radiant et à le faire résonner en mode distribué, ledit haut-parleur étant caractérisé par un second transducteur (63) couplé à l'élément radiant de façon à produire un signal de réponse provoquant la résonance de l'élément radiant sous l'effet de l'énergie acoustique incidente.

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