Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Liann-Be Chang0
Ming-Jer Jeng0
Yu-Lin Lee0
Date of Patent
August 2, 2011
Patent Application Number
12139554
Date Filed
June 16, 2008
Patent Citations Received
Patent Primary Examiner
Patent abstract
An EMP protection circuit with a counter has a surge protection circuit capable of suppressing EMP, and also use an extra counting circuit for sensing light emission or variation of magnetic force of the surge protection circuit to count the action times of the surge protection circuit, thereby warning that the surge protection circuit has reached its time-limit of use and has to be replaced. In this way, various kinds of electronic products can be more perfectly protected to avoid higher loss.
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