A touch device (100; 200) for determining real coordinates of multiple touch points, comprising: a plurality of electrodes (120; 130; 220; 230), wherein said electrodes comprise a plurality of first electrodes (120; 220) disposed in a first direction and a plurality of second electrodes (130; 230) disposed in a second direction, said first direction intersecting said second direction, wherein each said first electrode (120; 220) comprises a first A electrode (121; 221) and a first B electrode (122; 222) spaced apart from said first A electrode (121; 221), and each said second electrode (130; 230) comprises a second A electrode (131; 231) and a second B electrode (132; 232) spaced apart from said second A electrode (131; 231), wherein said first A electrode (121; 221) and said first B electrode (122; 222) intersect with said second A electrode (131; 231) and said second B electrode (132; 232) to define a plurality of intersection and electrode areas (Q1, Q2, Q3, Q4); and a scanning circuit connected to said electrodes (120; 130; 220; 230), wherein the touch device further comprises a processor (150; 250) connected to said first A electrode (121; 221), said first B electrode (122; 222), said second A electrode (131; 231) and said second B electrode (132; 232); said scanning circuit further comprises a plurality of switches (161-164; 261-264) connecting said first A electrode (121; 221), said first B electrode (122; 222), said second A electrode (131; 231) and said second B electrode (132; 232) to said processor (150; 250) respectively, characterized in that said scanning circuit further comprises a Normal Scanning Circuit scanning said electrodes (120; 130; 220; 230) to find raw coordinates of said multiple touch point and a Split Scanning Circuit scanning said electrodes (120; 130; 220; 230) to eliminate ghost coordinates of said multiple touch points from said raw coordinates of said multiple touch points, wherein the Normal Scanning Circuit is configured to be used to scan the electrodes for detecting the raw coordinates of multiple touch points; the Split Scanning Circuit is configured to be used to scan the electrode parts, from division of the electrodes into two separate parts, selected from the first A electrodes, the first B electrodes, the second A electrodes and the second B electrodes. a plurality of electrodes (120; 130; 220; 230), wherein said electrodes comprise a plurality of first electrodes (120; 220) disposed in a first direction and a plurality of second electrodes (130; 230) disposed in a second direction, said first direction intersecting said second direction, wherein each said first electrode (120; 220) comprises a first A electrode (121; 221) and a first B electrode (122; 222) spaced apart from said first A electrode (121; 221), and each said second electrode (130; 230) comprises a second A electrode (131; 231) and a second B electrode (132; 232) spaced apart from said second A electrode (131; 231), wherein said first A electrode (121; 221) and said first B electrode (122; 222) intersect with said second A electrode (131; 231) and said second B electrode (132; 232) to define a plurality of intersection and electrode areas (Q1, Q2, Q3, Q4);