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:
Jan. 05, 2016
Filed:
Apr. 28, 2011
Applicant:
Jukka Kallio, Helsinki, FI;
Inventor:
Jukka Kallio, Helsinki, FI;
Assignee:
VAISALA OYJ, Helsinki, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01S 17/95 (2006.01); G01W 1/00 (2006.01); H01S 5/40 (2006.01); G01S 7/481 (2006.01); G02B 5/28 (2006.01); G02B 26/00 (2006.01);
U.S. Cl.
CPC ...
G01S 17/95 (2013.01); G01S 7/4814 (2013.01); G01W 1/00 (2013.01); H01S 5/4062 (2013.01); G01K 2213/00 (2013.01); G01S 7/4815 (2013.01); G02B 5/28 (2013.01); G02B 26/001 (2013.01);
Abstract
An atmospheric cloud height, humidity profile, or temperature measuring method and arrangement are provided. In the method, pulsed laser signals () are transmitted through transmission optics () to the atmosphere and the signal () reflected or scattered back from there is detected. An interference filter () is used in the optics, in order to stabilize the transmitted optical power to the center wavelength of the interference filter ().