H - Electricity – 04 – R
Patent
H - Electricity
04
R
H04R 17/02 (2006.01) G01C 3/00 (2006.01) G01S 15/88 (2006.01) G01S 17/06 (2006.01) G01S 17/88 (2006.01) H04R 3/00 (2006.01)
Patent
CA 2439087
A microphone is equipped with an element (13) for mesuring the distance to a sound emitter, for example the face of an artist. The distance measurement element (13) can be part of the acousto-electric transducer (7) of the microphone, and it can be a piezo-electric ultrasound echo range finder (15, 16).
La présente invention concerne un microphone, pourvu d'un élément (13) servant à mesurer la distance qui s'étend jusqu'à un émetteur sonore, tel que le visage d'un artiste. L'élément (13) de mesure de la distance peut être compris dans le transducteur acousto-électrique (7) du microphone, et il peut s'agir d'un télémètre (15, 16) à échos d'ultrasons piézo-électrique.
Fetherstonhaugh & Co.
Meditron Asa
LandOfFree
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