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Information input device

  • US 4,992,779 A
  • Filed: 03/09/1989
  • Issued: 02/12/1991
  • Est. Priority Date: 03/30/1988
  • Status: Expired due to Term
First Claim
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1. An information input device for inputting information into an information processing apparatus by means of contact on an input panel provided on a picture surface of a display device, said information input device comprising:

  • mode setting means for setting a cleaning mode of the input panel on the picture surface of said display device;

    input control means for setting an input-prohibiting area of information on said input panel in response to setting the cleaning mode by said mode setting means;

    prohibiting-area display means for displaying an indication on the picture surface of said display device that the input-prohibiting area of information has been set on said input panel by said input control means; and

    brightness control means for increasing the brightness of a displayed picture on the picture surface of said display unit in response to setting the cleaning mode by said mode setting means.

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