Patent 7366414 was granted and assigned to Sunrise Telecom on April, 2008 by the United States Patent and Trademark Office.
A method and apparatus for utilizing tunable differential group delay with at least a component of a fiber optic transmission system includes providing a tunable differential group delay system that is optically connected to a component of the fiber optic transmission system. The tunable differential group delay system is then controlled to insert differential group delay into the component of the fiber optic transmission system.