| http://www.w3.org/ns/prov#value | - In addition, a dielectric layer 71PGA electrically insulates the die contacts 18PGA from the bulk of the substrate 14PGA, and from the integrated circuits on the substrate 14PGA. The dielectric layer 71PGA can comprise an electrically insulating material such as silicon dioxide, or polyimide, formed during fabrication of the wafer 12PGA. In addition, the dielectric layer 71PGA rather than being bl
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