Patent ID: 6963653

Claim:
A miniature differential microphone, comprising: at least a pair of substantially rigid diaphragm segments each having two opposing surfaces and two opposing edges, said opposing edges being substantially parallel to one another, at least one of said two opposing edges of each of said at least a pair of diaphragm segments defining a hinge edge, each of said at least a pair of diaphragm segments being disposed adjacent one another with one of said at least one hinge edge thereof being aligned proximate and substantially parallel to said at least one hinge edge of another of said at least a pair of diaphragm segments; a first hinge fixedly attached to each adjacent one of said at least one hinge edge of each adjacent pair of said at least a pair of diaphragm segments disposed to flexibly join adjacent ones of said at least one hinge edges; a second hinge located beneath a lower one of said two opposing faces and positioned substantially centrally thereupon and substantially parallel to each of said two hinge edges.