Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
November 6, 2007
Patent Application Number
11200579
Date Filed
August 9, 2005
Patent Primary Examiner
Patent abstract
A device such as a programmable logic device (“PLD”) includes circuitry for detecting the PPM frequency difference between two input clock signals. For example, this circuitry may accept a user-programmable PPM threshold value and output a signal when this threshold value is met.
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