Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
November 17, 2009
Patent Application Number
11864928
Date Filed
September 29, 2007
Patent Primary Examiner
Patent abstract
A performance board which is attached to a semiconductor test apparatus and on which devices under test are mounted is provided. The performance board includes: a substrate; sockets which are attached to the surface of the substrate and on which devices under test are mounted; and an adiathermic cover member attached to the rear surface of a region of the substrate on which the sockets are mounted.
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