Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Hugh S. Wallace0
Klaus-Dieter Hilliges0
Adrian Wan-Chew Seet0
Date of Patent
August 4, 2009
Patent Application Number
11419003
Date Filed
May 18, 2006
Patent Primary Examiner
Patent abstract
A phase comparator is used to test a device under test comprising an input/output (I/O) circuit by applying a signal to the device under test; extracting a phase signal from the phase comparator; and determining parametric information pertaining to the I/O circuit of the device under test from the phase signal.
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