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:
Mar. 08, 2011
Filed:
Sep. 18, 2008
Barrett E. Cole, Bloomington, MN (US);
James Allen Cox, New Brighton, MN (US);
Terry Marta, White Bear Lake, MN (US);
Carl Anderson, Prior Lake, MN (US);
Rodney Thorland, Shoreview, MN (US);
Barrett E. Cole, Bloomington, MN (US);
James Allen Cox, New Brighton, MN (US);
Terry Marta, White Bear Lake, MN (US);
Carl Anderson, Prior Lake, MN (US);
Rodney Thorland, Shoreview, MN (US);
Honeywell International Inc., Morristown, NJ (US);
Abstract
A system having a multiple-mirror ring-down cavity with one mirror where light may be input into the cavity and light from the cavity may be detected. A valve may permit light to enter or not to enter the cavity. An amplifier may be connected to a detector for detecting light from the cavity. The amplifier may be off or set at a low gain when light is entering the cavity and be on at a medium or high gain at a time when light is not entering the cavity.