User interface method and apparatus

  • US 6,005,549 A
  • Filed: 07/24/1995
  • Issued: 12/21/1999
  • Est. Priority Date: 07/24/1995
  • Status: Expired due to Term
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First Claim
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1. For use with a user interface system including a display screen and a keyboard, wherein a body member of an operator may indicate a first and a second location with respect to the display screen, a method of selecting a sequence of one or more graphic symbols from a plurality of sequences of one or more graphic symbols, one or more sequences of the plurality of sequences including one or more ideographs, said method comprising:

  • displaying on the display screen a plurality of selectable regions, the plurality of selectable regions together at least partially circumscribing a region on the display screen, at least two of the selectable regions associated respectively with one sequence of the plurality of sequences, each of the plurality of sequences having a common characteristic;

    moving the body member to indicate the first location while at least five of the operator'"'"'s fingers, not including either thumb, remain on the home row of the keyboard; and

    in response to a first quantity equalling or exceeding a predetermined quantity, said first quantity being a function of the duration of a period of intersection, the period of intersection starting in response to the first location intersecting any one of the at least selectable regions and ending in response to the second location intersecting the selectable region intersected by the first location, selecting the sequence associated with the intersected selectable region.

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