| 摘要 |
A means for a handheld functional apparatus having an operating device, where the apparatus either has a display screen, e.g., of the LCD type, integrated therein or has a communications link to a remote display screen. The operating device has a control element which via an interface is adapted to at least two-dimensionally control a cursor that is freely movable on the display screen in order to carry out at least one of the following operations: to move the cursor towards an optional one of several function icons, in order on actuating the control element to select an icon and thus an icon-related function in the apparatus; to navigate in a menu on the screen by using the cursor, to effect selection and confirmation of various menu options associated with apparatus functions; to open and close folders/files; to effect the carrying-out of apparatus functions; to handle the selection of numbers, symbols and letters, optionally via a keyboard displayed on the screen; and to manipulate or move at least some of the data or other information displayed on the screen at any time. |
