US Patent 7440697 Data bus for a plurality of nodes

Patent 7440697 was granted and assigned to BAYERISCHE MOTOREN WERKE AKTIENGESELLSCHAFT on October, 2008 by the United States Patent and Trademark Office.

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Patent

Patent attributes

Current Assignee

BAYERISCHE MOTOREN WERKE AKTIENGESELLSCHAFT

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

7440697

Date of Patent

October 21, 2008

Patent Application Number

09623895

Date Filed

February 23, 1999

Patent Primary Examiner

‌

Dzung D. Tran

Patent 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.