Chelliah, Mariappan V.; Chackalamannil, Samuel; Xia, Yan; Clasby, Martin C.; Greenlee, William J.; Wang, Yuguang; Veltri, Enrico P.; Wu, Wenxue; Graziano, Michael P.; Kosoglou, Teddy; Chintala, Madhu Patent: US2005/267155 A1, 2005 ; Location in patent: Page/Page column 13 ; US 20050267155 A1