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Display and operating device, in particular a touch panel

  • US 20040104942A1
  • Filed: 07/31/2003
  • Published: 06/03/2004
  • Est. Priority Date: 01/31/2001
  • Status: Abandoned Application
First Claim
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1. Operator interface equipped with a touch-sensitive display unit for outputting display objects and a processing unit, comprising:

  • a) first means to process at least;

    a1) industrial display data of a first (AZ) of the display objects to represent a technical process and a2) display data of a second of the display objects (K) to simulate an on-screen keyboard (K) having keyboard elements (T), b) second means to superimpose the display data of the first and the second display objects such that the on-screen keyboard (K) and the first display object (AZ) appear mutually transparent on the touch-sensitive display unit, c) third means to detect an input position (P) on the touch-sensitive display unit, and d) fourth means to associate the detected input position (P) with one of the keyboard elements (T) of the on-screen keyboard (K) and to initiate an action associated with the keyboard element (T), wherein the display data of the first and second display objects are coupled such that using a keyboard element (T) of the second display object (K) initiates an action influencing the industrial display data of the first display object (AZ) and causes effects of the action to be displayed directly in the first display object (AZ).

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