Title:
TOUCH PANEL SYSTEM AND ELECTRONIC DEVICE
Document Type and Number:
WIPO Patent Application WO/2013/061550
Kind Code:
A1
Abstract:
Provided is a touch panel system capable of reliably removing a wide variety of noises. The touch panel system (1p) includes a subtracting section (41a) which receives output signals from the sense lines (33) and finds differences between the capacitances in a direction in which each of drive lines (35) extends, as the differences in signal between the respective pairs of the sense lines (33) adjacent to each other. The subtracting section (41a) obtains a difference signal value between the sense lines adjacent to each other.
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Inventors:
YUMOTO MANABU
HAMADA HIROSHI
HAMADA HIROSHI
Application Number:
PCT/JP2012/006680
Publication Date:
May 02, 2013
Filing Date:
October 18, 2012
Export Citation:
Assignee:
SHARP KK (JP)
YUMOTO MANABU
HAMADA HIROSHI
YUMOTO MANABU
HAMADA HIROSHI
International Classes:
G06F3/041; G06F3/044
Foreign References:
| JP2011128982A | 2011-06-30 | |||
| JP2011047774A | 2011-03-10 | |||
| JP2009015489A | 2009-01-22 | |||
| JP2012150819A | 2012-08-09 |
Attorney, Agent or Firm:
HARAKENZO WORLD PATENT & TRADEMARK (2-6 Tenjinbashi 2-chome Kita, Kita-ku, Osaka-sh, Osaka 41, JP)
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Claims: