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Apparatus and method regarding drag locking with notification

  • US 5,907,327 A
  • Filed: 08/15/1997
  • Issued: 05/25/1999
  • Est. Priority Date: 08/28/1996
  • Status: Expired due to Term
First Claim
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1. A coordinate input system for drag control comprising:

  • an operating surface on which a coordinate indicator is operated,operating action detecting means for detecting a tap operating action or a slide operating action performed by said coordinate indicator on said operating surface,screen operating means for carrying out screen operation corresponding to said operating action,drag mode converting means for transferring a state of said screen operating means to a drag mode state on the basis of said tap operating action,drag lock mode converting means for transferring a state of said screen operating means to a drag lock mode state in response to said slide operating action under said drag mode state, andnotifying means for detecting the conversion into said drag lock mode state and notifying, in a predetermined manner, that said drag mode state is continued.

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