Microphone having a sound delay filter
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United States of America Patent
Stats
-
Feb 19, 2019
Grant Date -
Jun 14, 2018
app pub date -
Jul 19, 2017
filing date -
Dec 13, 2016
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A microphone having a plural porous sound delay filter is provided. The microphone includes a housing that has a first sound passage, a second sound passage and a third sound passage. A sound element is disposed in a position that corresponds to the first sound passage in the housing, and a semiconductor chip is electrically connected with the sound element in the housing. A low frequency lag filter is disposed in the second sound passage and delays low frequency sound source and a high frequency lag filter is disposed in third sound passage and delays high frequency sound source.
First Claim
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International Classification(s)
- 2017 Application Filing Year
- H04R Class
- 3571 Applications Filed
- 2813 Patents Issued To-Date
- 78.78 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 0 Citation Count
- H04R Class
- 0 % this patent is cited more than
- 6 Age
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Aug 19, 2026 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Aug 19, 2030 |
