Patent ID: 6259260
Filing Date: 2001-07-10
Classification: G01R

Abstract:
An apparatus for coupling a test head and a probe card in a wafer testing system, the apparatus comprising:a first plate having first locations;a second plate having second locations;conduits extending between the first plate and the second plate, each of the conduits having a first end mounted at one of the first locations and a second end mounted at one of the second locations; andsaid conduits arranged in a plurality of rows of said conduits;a first and a second conductive dividing element, each having a respective planar surface;said first dividing element and said second dividing element situated between a first two and a second two of said plurality of rows of conduits, respectively;said first and second dividing element each spanning across more than one of said conduits in a first direction and extending between said first plate and said second plate in a second direction orthogonal to said first direction;wherein said planar surface of said first dividing element and said planar surface of said second dividing element being one of:non parallel; andoffset relative to each other in said first direction.