Electroacoustic device with broad frequency range...

Details Electroacoustic device with broad frequency range... Electroacoustic device with broad frequency range...

H - Electricity

05

K

349/56

H05K 5/00 (2006.01) B06B 1/08 (2006.01) H04R 1/40 (2006.01)

Patent

CA 1282162

ELECTROACOUSTIC DEVICE WITH BROAD FREQUENCY RANGE DIRECTIONAL RESPONSE Abstract An electroacoustic device comprises an array of electroacoustic transducer elements for producing a prescribed directional response pattern at a first frequency. Each element includes apparatus for restricting the frequency range of sound waves incident on said element so that the directional response pattern is invariant over a prescribed frequency band.

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