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:
Oct. 02, 2001
Filed:
Mar. 17, 2000
Applicant:
Inventors:
Assignee:
U.S. Philips Corporation, New York, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05B 4/100 ;
U.S. Cl.
CPC ...
H05B 4/100 ;
Abstract
Lighting apparatus includes a dielectric barrier discharge lamp having a discharge vessel enclosing a discharge space having a filling, first and second main electrodes, a dielectric sheet between the first main electrode and the discharge space, and a first circuit part for generating an operating voltage between the main electrodes. A plurality of electrode bodies mounted in or on the dielectric sheet form an auxiliary electrode, and a second circuit part generates auxiliary voltages between the electrode bodies for generating an auxiliary discharge in the discharge space.