Patent ID: 6980015

Claim:
A probe system comprising: a printed circuit board; a device under test attached to the printed circuit board on a first side of the printed circuit board such that the printed circuit board has an array of connection points on a second side opposite of which the device under test is attached, the array of connection points electrically connected to connectors on the device under test; an interface board having: a support layer; an array of pads on a first side of the support layer, each pad having a controlled surface, the array of pads matching the array of connection points on the printed circuit board; a plurality of pass throughs extending from the array of pads on the first side to a second side of the interface board, the second side of the interface board being connected to the connection points on second side of the printed circuit board using a ball grid array, the pass throughs connecting the connection points on the second side of the printed circuit board to the array of pads on a first side; and a probe having an array that interfaces with the array of pads.