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User interface system in which operation associated with input device may be selectively switched

  • US 5,119,479 A
  • Filed: 09/06/1989
  • Issued: 06/02/1992
  • Est. Priority Date: 09/20/1988
  • Status: Expired due to Fees
First Claim
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1. A user interface system, comprising:

  • means for receiving a data input from a user via a data input device;

    reference memory means for defining a plurality of logical device names associated with said data input device, including means for selecting one of said logical device names and for associating said selected one of said logical device names with said data input to form a data signal comprising said data input and said associated logical device name;

    rule base memory means for storing a plurality of operations including operations corresponding to said plurality of logical device names; and

    processing means responsive to said data signal for retrieving from said rule base memory means the operation corresponding to said associated logical device name in said data signal, and for generating a control output on the basis of said data input and said operation corresponding to said associated logical device name;

    wherein at least one of said operations stored in said rule base memory means is a selection operation arranged to determine the selection of said selected one of said logical device names by said selecting means in said reference memory means, and said processing means includes means responsive to said selection operation for controlling said selection means to change the selected one of said logical device names to be associated with a data input from said data input device.

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