Patent ID: 7710688

Claim:
A disk drive head suspension flexure of the type having a base region and a gimbal region extending from the base region, including: a metal base layer in the base region and the gimbal region; an insulation layer over the base layer in the base region and the gimbal region; at least two traces over the insulation layer on a first side of the gimbal region and at least two traces over the insulation layer on a second side of the gimbal region, each trace including spaced-apart terminals; two or more embedded signal transmission structures, including: a first conductive metal plane within the insulation layer on the first side of the gimbal region, the metal plane having a width extending across at least a substantial portion of a width of the two or more of the traces on the first side of the gimbal region; a second conductive metal plane within the insulation layer on the second side of the gimbal region, the metal plane having a width extending across at least a substantial portion of a width of the two or more of the traces on the second side of the gimbal region; spaced-apart terminals over the insulation layer; and connection vias through the insulation layer coupling the terminals and the metal planes.