Patent ID: 8988092
Filing Date: 2015-03-24
Classification: G01R

Abstract:
1. A probing apparatus for semiconductor devices, comprising: a primary circuit board including an inner area having a plurality of first contacts and an outer area having a plurality of first terminals and second terminals, the first contacts being electrically connected to the first terminals via first conductive members in the primary circuit board; a signal-adapting board positioned on the primary circuit board, the signal-adapting board having a plurality of second contacts electrically connected to the first contacts via second conductive members in the signal-adapting board; and a power board positioned on the primary circuit board without covering the inner area and the outer area, and the power board has a plurality of power contacts electrically connected to the second terminals via power traces in the primary circuit board, wherein the power contacts are grouped into a plurality of contact groups, the power board further includes a plurality of first connecting sites, and one of the first connecting sites is electrically connected to the power contacts of the same group.