Dual cartridge directional microphone

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9264798
SERIAL NO

13555550

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Abstract

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The invention relates to a microphone (10). A first (14a) and a second (14b) diaphragm are provided in a housing (12). A first chamber (24a) is delimited by a first side of the first diaphragm (14a) and an inner surface of the housing (12). A first opening (18a) extends from the first chamber (24a) to surroundings of the microphone (10). A second chamber (24b) is delimited by a first side of the second diaphragm (14b) and an inner surface of the housing (12). A second opening (18b) extends from the second chamber (24b) to the surroundings. A common chamber (22) is delimited by a second side of the first diaphragm (14a), a second side of the second diaphragm (14b) and an inner surface of the housing (12). A third opening (20) extends from the common chamber (22) to the surroundings.

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Patent Owner(s)

Patent OwnerAddress
SONION NEDERLAND B VZEKERINGSTRAAT 9 AMSTERDAM 1014 BM

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
de, Roo Dion Ivo Voorburg, NL 11 228

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