Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
July 20, 2010
Patent Application Number
11819980
Date Filed
June 29, 2007
Patent Primary Examiner
Patent abstract
A semiconductor switching element, wherein on a semiconductor layer formed on a substrate, or on a semiconductor substrate, a source electrode and a drain electrode are disposed at a predetermined interval in a direction along a surface of the substrate; and a second gate electrode is provided between the source electrode and the drain electrode, the second gate electrode is electrically connected with the source electrode and structured with two types of electrode material layers having Schottky barriers of different heights from each other.
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