Patent Application Publication Jun. 12, 2003 Sheet 2 0f 7 3LT 2‘ \ w 5 2 5 5 :L:$\52 \;_m§a;s_m_ a§\$MI50am:2s; H31K@+N\ \ m\\a\?z : -.\“2 58 5E 82 US 2003/0110412 A1