Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
January 2, 2007
Patent Application Number
10731393
Date Filed
December 9, 2003
Patent Primary Examiner
Patent abstract
In some embodiments, a circuit includes a reference current source to provide a substantially noise free current signal, and a detector coupled to one or two power supplies. In some embodiments, a method includes receiving a substantially noise free current signal, receiving one or two power supply signals, processing the substantially noise free current signal and the one or two power supply signals to detect a noise signal in the one or two power supply signals, and generating a noise detection signal in response to detection of the noise signal.
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