Title:
INDICATOR POSITION CORRECTION METHOD, INDICATOR POSITION CORRECTION SYSTEM, AND INDICATOR TYPE DISPLAY DEVICE
Document Type and Number:
Japanese Patent JP2015078943
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide an indicator position correction method, indicator position correction system, and indicator type display device with which the shift of the position of an indicator can be easily detected without increasing the size of the indicator type display device and complicating an internal structure.SOLUTION: There is provided an indicator position correction method for detecting and correcting the shift of position of an indicator provided rotatably to a display board, and including an imaging step of photographing a predetermined display state of the indicator, an indicator position identification step of detecting the display board and indicator from the photographed image to identify the position of the indicator to the display board, and a data correction step of correcting the control position of the indicator counted on the basis of the control of movement of the indicator, on the basis of the identified position of the indicator.
Inventors:
MOROHOSHI HIROSHI
Application Number:
JP2013217086A
Publication Date:
April 23, 2015
Filing Date:
October 18, 2013
Export Citation:
Assignee:
CASIO COMPUTER CO LTD
International Classes:
G04C9/00; G04C3/00; G04G5/00
Domestic Patent References:
| JP2004093557A | 2004-03-25 | |||
| JPS55134313A | 1980-10-20 | |||
| JP2006275803A | 2006-10-12 |
Foreign References:
| US20110310708A1 | 2011-12-22 |
Attorney, Agent or Firm:
Gwangyang International Patent Office