Akritopoulou-Zanze, Irini; Darczak, Daria; Dinges, Jurgen; Djuric, Stevan W.; Hoff, Ethan D.; Kopecka, Hana A.; Patel, Jyoti R.; Pei, Zhonghua; Shuai, Qi; Sarris, Kathy; Sham, Hing L.; Wiedeman, Paul E. Patent: US2005/215603 A1, 2005 ; Location in patent: Page/Page column 25; 39 ; US 20050215603 A1