参考文献

Liu, Wansheng; Patel, Sunil S.; Cuniere, Nicolas; Lear, Yvonne; Deshpande, Prashant P.; Simon, Jeffrey N.; Lai, Chiajen; Pullockaran, Annie J.; Soundararajan, Nachimuthu; Bien, Jeffrey T. Patent: US2007/32503 A1, 2007 ; Location in patent: Page/Page column 8-9; 10 ;