Patent ID: 9142333
Filing Date: 2015-09-22
Classification: H01B

Abstract:
1. A differential signal transmission cable, comprising: two core wires; and a foamed insulation that collectively covers the two core wires by foaming extrusion molding, wherein the foamed insulation is not more than 5% in a dispersion of foaming degree defined by a difference between a foaming degree (%) in the region with a maximum foaming degree and a foaming degree (%) in the region with a minimum foaming degree, in a cut surface when the cable is cut orthogonally to a longitudinal direction of the cable, wherein the cut surface is defined by five regions which are determined according to the next procedures (a) to (c); (a) A line X (b) A line Y (c) The five regions are each defined as a region A surrounded by a line X