Title:
COORDINATE DETECTION DEVICE, CONTROL METHOD, AND COORDINATE DETECTION SYSTEM
Document Type and Number:
WIPO Patent Application WO/2017/119293
Kind Code:
A1
Abstract:
Provided is a coordinate detection device, comprising a determination unit which, on the basis of data which is received from an input device, determines a contact state of a plurality of pointing devices upon a screen, and a data generating unit which generates data based on the result of the determination of the contact state. From the state of the plurality of pointing devices making contact with the screen, if it is determined that at least one of the pointing devices which is included in the plurality of pointing devices has separated from the screen, the data generating unit generates data which indicates that the pointing device is in contact with the screen, and then generates data which indicates that the pointing device has separated from the screen.
Inventors:
KATOH YOHEI (JP)
KODAMA YUU (JP)
KODAMA YUU (JP)
Application Number:
PCT/JP2016/088064
Publication Date:
July 13, 2017
Filing Date:
December 21, 2016
Export Citation:
Assignee:
RICOH CO LTD (JP)
KATOH YOHEI (JP)
KODAMA YUU (JP)
KATOH YOHEI (JP)
KODAMA YUU (JP)
International Classes:
G06F3/041; G06F3/03
Foreign References:
| JPH08286821A | 1996-11-01 | |||
| JP2009205425A | 2009-09-10 |
Attorney, Agent or Firm:
ITOH, Tadashige et al. (JP)
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