Patent ID: 8450614
Filing Date: 2013-05-28
Classification: H01P,H05K

Abstract:
1. A signal transmission line comprising: a line portion including insulating sheets made of a flexible material; a signal line extending within the line portion; a first ground line provided within the line portion on one side in a lamination direction with respect to the signal line and having a line width equal to or smaller than a line width of the signal line; and a second ground line provided within the line portion on another side in the lamination direction with respect to the signal line; wherein the signal line overlaps the first ground line and the second ground line when seen in a planar view from the lamination direction; and a width, in a line width direction, of a portion of the signal line that protrudes from the first ground line when seen in a planar view from the lamination direction is smaller than an interval in the lamination direction between the signal line and the first ground line.