Patent ID: 8148273
Filing Date: 2012-04-03
Classification: C23C,H01J

Abstract:
1. A method comprising: a. providing a showerhead, wherein the showerhead comprises four segments; b. designating four regions on a surface of a substrate; c. depositing a first material on each of the four regions of the surface of the substrate, wherein the depositing of the first material comprises; d. providing a first plasma gas to a first segment of the showerhead, e. providing a first plasma to the first segment of the showerhead, f. providing the first plasma to the first region of the surface of the substrate, g. providing the first plasma gas to a second segment of the showerhead, h. providing a second plasma to the second segment of the showerhead, i. providing the second plasma to the second region of the surface of the substrate, j. providing a second plasma gas to a third segment of the showerhead, k. providing the first plasma to the third segment of the showerhead, l. providing the first plasma to the third region of the surface of the substrate, m. providing the second plasma gas to a fourth segment of the showerhead, n. providing the second plasma to the fourth segment of the showerhead, o. providing the second plasma to the fourth region of the surface of the substrate, p. repeating steps c through o until a desired thickness of the first material is reached.