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:
Feb. 20, 1996
Filed:
May. 10, 1994
Wolfgang Racek, Noerdlingen, DE;
Edmund Poetsch, Koenigsbrunn, DE;
Josef Meinerzhagen, Prittriching, DE;
Erwin Baessler, Koenigsbrunn, DE;
Siemens Nixdorf Informationssysteme AG, Paderborn, DE;
Abstract
For preserving and, thus, for extending the useful life of a picture tube of a picture tube screen device having a waiting state function. The filament current of the picture tube in the waiting state of the picture tube screen device is reduced by at least a slight percentage of an original filament current. Also, the picture tube is supplied with another video signal, in addition to an original video signal, that generates a beam current in the picture tube having a white image level that is at least a slight percentage of an original white image level generated by the original video signal.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile