Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Plural or compound reproducers
Patent
1991-10-16
1993-01-19
Dwyer, James L.
Electrical audio signal processing systems and devices
Electro-acoustic audio transducer
Plural or compound reproducers
381183, 381158, 181166, H04R 2500, H04R 700
Patent
active
051812525
ABSTRACT:
An active noise reducing headset has a high compliance diaphragm. Structure limits the maximum excursion of the diaphragm so that the voice coil does not escape the air gap. Structure, such as indentations in the diaphragm, prevent unrecoverable diaphragm collapse.
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Breen John J.
Sapiejewski Roman
Bose Corporation
Chan Jason
Dwyer James L.
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