Patent ID: 7330084
Filing Date: 2008-02-12
Classification: H01L,H01P,H05K

Abstract:
1. A printed circuit board for a high-speed semiconductor package, the printed circuit board comprising: a dielectric base layer; a plurality of signal transmission lines on a first surface of the dielectric base layer; a plurality of ground patterns on the first surface of the dielectric base layer and arranged in relation to the plurality of signal transmission lines; a ground plane on a second surface of the dielectric base layer; and a plurality of bonding wires electrically connecting selected portions of the plurality of ground patterns across the plurality of signal transmission lines, the plurality of bonding wires arranged to shield the plurality of signal transmission lines, wherein each of the plurality of bonding wires includes elongated wires bonded to the respective ground patterns with connection portions, the connection portions including at least one of a ball-ball type, a ball-wedge type, or a wedge-wedge type.