Patent ID: 6191604
Filing Date: 2001-02-20
Classification: G01R

Abstract:
An integrated circuit testing device for testing an integrated circuit, comprising:a flexible base of an insulating material, the base having a first surface and a second surface opposite each other, the integrated circuit having a bottom surface bonded to the first surface;a conductive wiring layer provided on the first or second surface of the base, the wiring layer including a plurality of projecting contacts over the first surface at positions which electrodes of the integrated circuit are connected to;an elastic member provided beneath the second surface of the base opposite the first surface, the elastic member having a first level of hardness, the elastic member fully extending, without interruption, beneath the entire bottom surface of the integrated circuit including the positions where the electrodes are provided; anda flexible film member provided between the second surface of the base and the elastic member, the film member having a second level of hardness higher than the first level of hardness of the elastic member.