Patent ID: 7772590

Claim:
A metal comb structure comprising, in combination: a first comb including a first set of metal fingers, each of the metal fingers being connected at one end thereof by a connecting member from which the metal fingers extend, wherein the metal fingers of the first comb are not coaxial with one another; and a second comb including a first set of metal fingers inter-digitated and co-planar with the metal fingers of the first comb, with no more than one metal finger of the second comb inter-digitated between any two adjacent metal fingers of the first comb, a first set of vias associated with the metal fingers of the second comb and a connecting member connected to the vias thereby connecting the metal fingers of the second comb; wherein the vias extend from the metal fingers of the second comb such that the connecting member of the second comb is located outside a plane defined by the metal fingers of the first and second combs.