Directional microphone system
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Oct 3, 2006
Grant Date -
N/A
app pub date -
Jul 5, 2000
filing date -
Jul 5, 2000
priority date (Note) -
In Force
status (Latency Note)
Importance
Loading Importance Indicators... 
Abstract
A second-order microphone system is constructed of two null-less first-order microphone elements. The null-less first-order microphone elements prevent the degradations that occur in performance when a second-order microphone system is used at the side of a person's head.
Loading the Abstract Image...
OK
First Claim
Family
Loading Family data...
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully