Patent ID: 6459136
Filing Date: 2002-10-01
Classification: H01L

Abstract:
A customizable integrated circuit comprising:a substrate; a plurality of logic units formed on said substrate; and a plurality of electrically conducting routing layers formed on said substrate for interconnecting said plurality of logic units, said plurality of electrically conducting routing layers including: a first routing layer including a plurality of elongate conductors extending generally in a given direction; a second routing layer including a plurality of transversely extending conductors, each adapted for interconnecting a termination of one of said plurality of elongate conductors to a beginning of another one of said plurality of elongate conductors; and at least a third routing layer including: a plurality of local routing conductors; a plurality of customizable connections between pairs of said plurality of elongate conductors via individual ones of said plurality of transversely extending conductors; and customizable connections between individual ones of said plurality of elongate conductors and a plurality of individual ones of said local routing conductors, wherein said customizable connections are not provided on said first or said second routing layers.