Patent ID: 8298917
Filing Date: 2012-10-30
Classification: H01L

Abstract:
1. A method comprising: receiving a wafer, said wafer having a front side and a backside, said front side having a plurality of integrated circuit chips thereon; thinning said backside of said wafer; removing portions of said wafer from said backside of said wafer to form a plurality of dicing trenches, each of said dicing trenches being positioned opposite a location on said front side of said wafer that corresponds to an edge of each of said plurality of chips; filling said dicing trenches with a filler material; attaching a dicing support, comprising one of dicing tape and a combination an adhesive layer and a handle layer, to said front side of said wafer; removing said filler material from said dicing trenches; and applying one of a lateral force and shearing force to said front side of said wafer and to said dicing support to physically break back-end-of-line films joined through a kerf defined by each of said dicing trenches.