Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Jen-Shou Hsu0
Bor-Doou Rong0
Date of Patent
October 14, 2008
0Patent Application Number
113048810
Date Filed
December 16, 2005
0Patent Primary Examiner
Patent abstract
A built-in calibration device is for a temperature sensor. A voltage divider is configured for receiving one reference voltage with a negative temperature coefficient and generating a plurality of input voltages. Comparing apparatus is connected to the voltage divider and configured for generating a plurality of comparing codes based upon another reference voltage with a positive temperature coefficient and the plurality of input voltages. Controlling apparatus is connected to the comparing apparatus and configured for calibrating the temperature sensor based on the plurality of comparing codes.
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