Patent ID: 8431437
Filing Date: 2013-04-30
Classification: H01L

Abstract:
1. A packaging method, comprising: providing a plurality of dices, wherein each of said dices has a plurality of bonding pads disposed on an active surface; providing an adhesive layer attached to a substrate, and a plurality of ribs are disposed on said adhesive layer; attaching said dices on said adhesive layer, wherein each of said dices is flip-chip to be attached to said adhesive layer on said substrate and said dices are separated from each another with said ribs; capping a molding apparatus on said substrate to form a space; injecting a polymer material into said space to fill around said dices and cover each of said dices; removing said mold apparatus to expose a surface of said polymer material; and removing said substrate to expose said active surface of each of said dices and to expose said active surface of each of said bonding pads and to expose a plurality of slots on said polymer material which is formed by said plurality of ribs.