Eingabesteuerung fuer Geraete

US2006055672 A UPAB: 20060421 NOVELTY - A light-beam mover (21) moves a light-beam in the control field (1) depending on the light-beam motion signal, different positions or positional changes of the object in the control field associated to different reactions in the apparatus. The light beam mover and light sensor (11) for generating output signal depending on the reflected light-beam, are arranged at a side of control field where the object is introduced. DETAILED DESCRIPTION - INDEPENDENT CLAIMS are also included for the following: (1) computer mouse; and (2) keyboard. USE - For controlling electrical apparatus e.g. computer and automatic teller machine (ATM). ADVANTAGE - Allows manufacturing input devices in a space saving manner, since it allows utilizing a field on a table as a keyboard without special devices having to be set up on the field