Title:
インタフェース表面を介した署名の捕捉
Document Type and Number:
Japanese Patent JP4606599
Kind Code:
B2
Abstract:
A system for enabling user interaction is disclosed. The system includes a printer for printing print data on a form. The print data is indicative of a plurality of marks. Each mark has a predetermined pattern common to all marks and coded data. The predetermined pattern includes a rotationally invariant pattern. A sensing device is also included for sensing the marks when moved relative to the form, for using the rotationally invariant pattern to correct for perspective distortion of the marks, for decoding the coded data of the marks, and for generating indicating data indicative of movement of the sensing device relative to the form.
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Inventors:
Silverbrook, Kia
Rapstan, Paul
Rapstan, Paul
Application Number:
JP2000620565A
Publication Date:
January 05, 2011
Filing Date:
May 24, 2000
Export Citation:
Assignee:
Silverbrook Research Pty Limited
International Classes:
G06F3/038; G06K9/62; B41J2/175; B41J2/21; B41J13/10; B41J29/38; B42C9/00; B42C19/02; B65H29/34; B65H37/04; G06F3/03; G06F3/033; G06F3/0354; G06F3/041; G06F3/0488; G06F3/06; G06F3/12; G06F17/22; G06F21/31; G06K1/00; G06K9/22; G06K11/06; G06K17/00; G06Q10/00; G06T1/00; G09G5/00; G09G5/08; H04N1/00; H04N1/32; H04N1/327
Domestic Patent References:
| JP9128137A | ||||
| JP6502949A | ||||
| JP4250587A | ||||
| JP10293803A |
Attorney, Agent or Firm:
Yusuke Hiraki
Toshiaki Watanabe
Shigeo Shibata
Toshiaki Watanabe
Shigeo Shibata