Condenser microphone and head thereof
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Oct 8, 2013
Grant Date -
Jul 5, 2012
app pub date -
Dec 28, 2011
filing date -
Dec 29, 2010
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A head of a condenser microphone includes: a condenser microphone unit; a housing supporting the condenser microphone unit; a first circuit board arranged adjacent to the condenser microphone unit in the housing; a second circuit board arranged remote from the condenser microphone unit and separated from the first circuit board in the housing; and a magnetic sheet arranged between and separated from the first circuit board and the second circuit board in the housing, the first circuit board including a circuit for processing an audio signal from the condenser microphone unit; the second circuit board including a DC-DC converter circuit unit for generating a polarization voltage to be applied to the condenser microphone unit.
First Claim
Other Claims data not available
Family
International Classification(s)
- 2011 Application Filing Year
- H04R Class
- 1409 Applications Filed
- 1187 Patents Issued To-Date
- 84.25 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Apr 8, 2025 |
