viceDE10036388B4 *Jul 26, 2000Jul 28, 2005Sagem S.A.Tragbares, mit einer Bet???tigungseinrichtung ausgestattetes elektronisches Ger???tDE10120512A1 *Apr 26, 2001Oct 24, 2002Siemens AgInput of text, commands, SMS messages, etc. to a mobile terminal device such as a mobile phone or PDA by displacement of the device itself over a contact surface to reproduce text in an intuitive and ergonomic mannerD