Operating device for use in multimedia apparatus for e.g. actuation of touch screen, has base and operating unit releasably attached on touch screen, where movement of touch screen is actuatable

摘要

The device has a base (12) and an operating unit (13) releasably attached on a touch screen, where the operating device is designed as an attachment for the touch screen and movement of the touch screen is actuatable. The base and the operating unit comprise a sensing element (17) that comprises a magnetic sensing element and an electrical conductive sensing element. The base comprises a protruding pin (14) as a support for the operating unit. The sensing elements are annular concentrically arranged on a central axis (L). Independent claims are also included for the following: (1) a system for operating a touch screen (2) a method for operating a touch screen.