US Patent 7116454 Method for determining signal quality in optical transmission systems

Patent 7116454 was granted and assigned to Siemens Aktiengesellschaft on October, 2006 by the United States Patent and Trademark Office.

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Patent

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Current Assignee

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

7116454

Patent Inventor Names

Andreas Faerbert0

Christian Scheerer0

Christoph Glingener0

Joerg Peter Elbers0

Date of Patent

October 3, 2006

Patent Application Number

10095890

Date Filed

March 11, 2002

Patent Primary Examiner

‌

Kenneth Vanderpuye

Patent abstract

A method for determining signal quality in optical transmission systems, wherein the effective signal-to-noise ratio is determined by measuring amplitude histograms of a signal and by calculating characteristic histogram moments and additional interference is ascertained by comparing the characteristic histogram moments with the optical signal-to-noise ratio.

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