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'Fat fingers' can become dainty for touch screens

发布时间:2017-05-09 02:01:24来源:未知点击:

WHY are the latest touch-screen devices often larger than the push-button versions they replace? It has long been assumed the culprit is the “fat finger” problem of fingertips being too wide to hit closely packed targets. It turns out the real reasons for touch-screen mishits are finger orientation and variation between users, according to Christian Holz and Patrick Baudisch at the Hasso Plattner Institute in Potsdam, Germany. More importantly, these errors can be corrected. In tests,