Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Electromagnetic
Reexamination Certificate
2007-01-16
2007-01-16
Kuntz, Curtis (Department: 2615)
Electrical audio signal processing systems and devices
Electro-acoustic audio transducer
Electromagnetic
C381S417000, C181S171000
Reexamination Certificate
active
09755664
ABSTRACT:
A balanced receiver providing significantly reduced vibration is disclosed. The balanced receiver comprises a closed loop operably attached between an armature and a diaphragm. The effective moving mass of the diaphragm is designed to match the effective moving mass of the armature. The closed loop facilitates the balancing of the motion of the diaphragm and the motion of the armature, thus reducing the vibration of the receiver.
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Carlson Elmer
Miller Thomas
Mostardo August
Schafer David E.
Dabney Phylesha
Knowles Electronics LLC.
Kuntz Curtis
Marshall & Gerstein & Borun LLP
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