A method for characterizing a change in delay induced by a switching history of a circuit includes the steps of generating a first signal having a pulse width that is selectively adjustable, the first signal having a first edge and a second edge associated therewith, the first and second edges being...http://www.google.es/patents/US6798261?utm_source=gb-gplus-sharePatente US6798261 - Method and apparatus for characterizing switching history impact
Method and apparatus for characterizing switching history impact