Patent 7138307 was granted and assigned to Intel on November, 2006 by the United States Patent and Trademark Office.
The present invention describes a method of forming a highly doped polysilicon film. According to an embodiment of the present invention, a first silicon film is formed on a substrate. The first silicon film is then doped. Next, a second silicon film is formed on the doped first silicon film. The second silicon film is then doped.