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:
Sep. 24, 2013
Filed:
Dec. 01, 2009
Armin Konrad, Grossaitingen, DE;
Roger Hunt, Medfield, MA (US);
Martin Zachau, Geltendorf, DE;
Ralph Hoeck, Friedberg, DE;
Armin Konrad, Grossaitingen, DE;
Roger Hunt, Medfield, MA (US);
Martin Zachau, Geltendorf, DE;
Ralph Hoeck, Friedberg, DE;
Osram Gesellschaft mit Beschraenkter Haftung, Munich, DE;
Abstract
An operating device for operating at least one Hg low-pressure discharge lamp which has a first and a second electrode coil may include a unit for providing a variable that is correlated with the Hg vapor pressure in the at least one Hg low-pressure discharge lamp comprises at least one unit for capturing emission spectra of at least specifiable spectral ranges, wherein the unit for capturing emission spectra may include at least one light receiving unit which is arranged in the beam path of the at least one Hg low-pressure discharge lamp.