4TAKAJI U, KATSUHIRO A, HIDEKI O, et al. Observer based estimation of parameter variations and its application to tire pressure diagnosisr J.Control Engineering Practice, 2001,9(6):639-645.
5OHASHI H, YONETANI M, KOJIAN M, et al. Tire pressure monitor system using rotational speed signal from wheel speed sensor or ABS system[J]. Toyota Technical Review, 1997,47 : 89-94.