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. 21, 2008
Filed:
Feb. 23, 1999
Applicants:
Karel Smuk, Schweitenkirchen, DE;
Robert Griessbach, Wayarn, DE;
Martin Peller, Munich, DE;
Josef Berwanger, Poing, DE;
Inventors:
Karel Smuk, Schweitenkirchen, DE;
Robert Griessbach, Wayarn, DE;
Martin Peller, Munich, DE;
Josef Berwanger, Poing, DE;
Assignee:
Bayerische Motoren Werke Aktiengesellschaft, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 10/20 (2006.01);
U.S. Cl.
CPC ...
Abstract
An apparatus and method for detecting optical defects in optical bus systems which use optical modules in communication with a plurality of nodes connected to each other. Deterioration of the optical transmission quality is detected as a resulting deterioration in an electrical output signal and noted deterioration is stored and read out.