Acoustic head structure of a microphone
First Claim
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1. An acoustic head structure of a microphone, comprising:
- a substrate, including a circuit board;
a sound-processing unit, connected with the circuit board;
an upper lid, connected with the substrate; and
an acoustic hole, located in the flank of the upper lid.
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Abstract
An acoustic head structure for a microphone is disclosed. It comprises a substrate, a sound-processing unit and an upper cap. The upper cap has a plurality of acoustic holes that are through-holes arranged about the upper lid. The position and shape of the acoustic holes can prevent foreign matter like dust from falling into the acoustic head structure.
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Citations
13 Claims
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1. An acoustic head structure of a microphone, comprising:
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a substrate, including a circuit board;
a sound-processing unit, connected with the circuit board;
an upper lid, connected with the substrate; and
an acoustic hole, located in the flank of the upper lid. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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Specification