Patent ID: 6089443
Filing Date: 2000-07-18
Classification: B23K,H01L

Abstract:
A method of bonding wire which comprises the steps of:(a) providing a wire bonder for bonding wire to a bonding location having a first bonding head designed to form a stitch bond while travelling in a first predetermined direction, said first bonding head having a first major axis and a first minor axis normal to said first major axis, said first major axis being at an angle of from about 45 degrees to a finite angle greater than zero relative to said first predetermined direction and a second bonding head designed to form a stitch bond while travelling in a second predetermined direction, said second bonding head having a second major axis and a second minor axis normal to said second major axis, said second major axis being at an angle of from about 45 degrees to a finite angle greater than zero relative to said second predetermined direction;(b) dividing an area having bonding locations to which said bonder is to make wire bonds into a plurality of regions;(c) causing said first bonding head to make wire bonds in a predetermined one of said plurality of regions; and(d) causing said second bonding head to make wire bonds in a predetermined second one of said plurality of regions.