Title:
Detection of the multi-touch event in the optical touch sensor type device which uses a touch event template
Document Type and Number:
Japanese Patent JP6216776
Kind Code:
B2
Abstract:
An optical touch-sensitive device is able to determine the locations of multiple simultaneous touch events. The optical touch-sensitive device includes multiple emitters and detectors. Each emitter produces optical beams which are received by the detectors. Touch events disturb the optical beams. Touch event templates are used to determine the actual touch events based on which optical beams have been disturbed.
Inventors:
Drum, owen
Application Number:
JP2015509516A
Publication Date:
October 18, 2017
Filing Date:
April 30, 2013
Export Citation:
Assignee:
Rapto IP Limited
International Classes:
G06F3/041; G06F3/042
Domestic Patent References:
| JP2008533581A |
Foreign References:
| US20100289755 | ||||
| US20100060589 | ||||
| US20040140964 |
Attorney, Agent or Firm:
Ryoichi Takaoka
Nao Oda
Kaoru Takahashi
Nao Oda
Kaoru Takahashi