Title:
COMMUNICATION TERMINAL
Document Type and Number:
Japanese Patent JP2019054367
Kind Code:
A
Abstract:
To provide a communication terminal capable of reliably performing short-range communication and electric field communication.SOLUTION: A communication terminal 1 used together with an IC card 20 including a loop antenna includes an electric field communication unit 12 that communicates with an authentication device 30 via a transmittable user P by an electric signal by a potential difference between a circuit unit 3 including a circuit pattern and a signal electrode 6. The circuit unit 3 is disposed in parallel with the signal electrode 6, and the signal electrode 6 has a gap portion 7 formed from an end.SELECTED DRAWING: Figure 1
Inventors:
YAMADA SHO
MISHIMA SATOSHI
ISODA DAISUKE
MISHIMA SATOSHI
ISODA DAISUKE
Application Number:
JP2017176617A
Publication Date:
April 04, 2019
Filing Date:
September 14, 2017
Export Citation:
Assignee:
DAINIPPON PRINTING CO LTD
International Classes:
H04B13/00; H01Q7/00; H01Q19/02; H04B5/02
Domestic Patent References:
| JP2013030877A | 2013-02-07 | |||
| JP2009033610A | 2009-02-12 | |||
| JP2016015552A | 2016-01-28 | |||
| JP2013223221A | 2013-10-28 | |||
| JP2008236560A | 2008-10-02 | |||
| JP2007036439A | 2007-02-08 |
Attorney, Agent or Firm:
Masayuki Masabayashi
Tetsuo Shiba
Hayashi Ichiyoshi
Tetsuo Shiba
Hayashi Ichiyoshi