Patent ID: 7911049

Claim:
A multilayer device, comprising: in a layer of the multilayer device, at least one reference plane, wherein the at least one reference plane is or either a voltage plane or a ground connection plane; in the layer, a via connecting the layer in the multilayer device with at least one other layer in the multilayer device, wherein the layer has a via clearance area between the via and the at least one reference plane such that the via does not contact the at least one reference plane, the via clearance area comprising a dielectric material; and at least one floating support member provided in the via clearance area in the layer, wherein the floating support member is not electrically connected to the via or the at least one reference plane and wherein the at least one floating support member comprises a plurality of floating support members in a plurality of layers of the multilayer device and wherein the plurality of floating support members are connected by way of one or more floating microvia structure.