Patent ID: 7772674
Filing Date: 2010-08-10
Classification: H01L

Abstract:
1. A semiconductor integrated circuit comprising: a spiral inductor formed of a spiral wiring pattern, the spiral inductor being formed in an inductor formation region of a semiconductor integrated circuit chip; and a plurality of dummy wiring lines which are disposed according to a given design rule on an inside region surrounded by the spiral inductor within the inductor formation region and on an outside region of the spiral inductor within the inductor formation region, each of the plurality of dummy wiring lines being formed to have a shape that at least one side of a closed loop is opened, and the plurality of dummy wiring lines being disposed to have regularity and/or uniformity at a given distance from the spiral inductor; wherein each of the plurality of dummy wiring lines disposed on the inside region surrounded by the spiral inductor has an L-shaped pattern.