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Pen input processing apparatus

  • US 5,583,543 A
  • Filed: 11/01/1993
  • Issued: 12/10/1996
  • Est. Priority Date: 11/05/1992
  • Status: Expired due to Term
First Claim
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1. A pen input processing apparatus comprising:

  • displaying means having a screen for displaying information;

    inputting means for carrying out inputting by handwriting with respect to said screen;

    first memory means for storing editing instructions corresponding to respective handwritten line drawings;

    recognizing means for recognizing an inputted editing instruction corresponding to a handwritten line drawing in accordance with the editing instructions stored in said first memory means and the handwritten line drawing when the handwritten line drawing is inputted by said inputting means to overlap information displayed on said screen;

    handwriting input area displaying means for displaying a handwriting input area to facilitate character inputting with respect to said screen when said recognizing means recognizes an editing instruction for instructing the character inputting by handwriting, said handwriting input area comprising a plurality of windows;

    said inputting means including coordinate information generating means for generating a coordinate information of the handwritten line drawing on said screen;

    said first memory means including a first memory area for storing data of a basic stroke of each character;

    said recognizing means comparing the basic stroke data with the coordinate information so as to specify which handwritten character is handwritten to said handwriting input, area;

    said handwriting input area displaying means including frame data generating means for generating frame data which is required for displaying the plurality of windows in said handwriting input area, one character being written in each one of said windows;

    said inputting means including pen means for motivating said coordinate information generating means to generate the coordinate information by touching said screen therewith;

    controlling means, connected with said inputting means, for judging whether or not the inputting by handwriting is completed; and

    wherein said controlling means judges that the inputting of character by handwriting is completed with respect to a first window of the plurality of windows when said pen means, carrying out the inputting by handwriting with respect to the first window, touches a second window.

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