The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 29, 2009
Filed:
Dec. 29, 2005
Andrew G. Berezowski, Wallingford, CT (US);
Walter L. Heimerdinger, Minneapolis, MN (US);
Charles R. Obranovich, Blaine, MN (US);
John A. Phelps, Minneapolis, MN (US);
D. Michael Shields, St. Paul, MN (US);
Philip J. Zumsteg, Shorewood, MN (US);
Andrew G. Berezowski, Wallingford, CT (US);
Walter L. Heimerdinger, Minneapolis, MN (US);
Charles R. Obranovich, Blaine, MN (US);
John A. Phelps, Minneapolis, MN (US);
D. Michael Shields, St. Paul, MN (US);
Philip J. Zumsteg, Shorewood, MN (US);
Honeywell International Inc., Morristown, NJ (US);
Abstract
A system and method to detect PASS-type device audio alarm signals and to locate such devices in alarm in a public building, airport, sports stadium or other structure which can include a system to measure speech intelligibility. Time and frequency domain analysis are carried out to establish the pressure of PASS-type device audio output signals.