US Patent 7864430 Modified Michelson delay line interferometer

Patent 7864430 was granted and assigned to Optoplex on January, 2011 by the United States Patent and Trademark Office.

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Is a

Patent

Patent attributes

Current Assignee

Optoplex

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

7864430

Date of Patent

January 4, 2011

Patent Application Number

12174628

Date Filed

July 16, 2008

Patent Primary Examiner

‌

William C. Choi

Patent abstract

In an optical etalon with a fixed FSR determined by the cavity length, the time delay is adjusted by an etalon surface coating. The proper cavity length is chosen to achieve a desired FSR, and the coating is independently selected to obtain a desired time delay.