IEEE TRANSACTIONS ON CONSUMER ELECTRONICS, vol. 47, no. 4, page. 743 - 752, 2001-11
IEEE TRANSACTIONS ON SIGNAL PROCESSING, vol. 49, no. 8, page. 1768 - 1785, 2001-08
IEEE COMMUNICATIONS LETTERS, vol. 5, no. 2, page. 70 - 72, 2001-02