Title:
ANTENNA DEVICE AND ELECTRONIC APPARATUS
Document Type and Number:
WIPO Patent Application WO/2017/094355
Kind Code:
A1
Abstract:
An antenna device (301) is provided with: a first system coil antenna (101) having a first coil conductor (11) wound in the direction with a first winding axis AX1 at the center, a first coil opening (12) surrounded by the first coil conductor (11), and a first magnetic body (13); and a second system coil antenna (201) having a second coil conductor (21) wound in the direction with a second winding axis AX2 at the center, said direction being different from the first winding axis AX1 direction, and a second coil opening (22) surrounded by the second coil conductor (21). When viewed from the first winding axis AX1 direction, the second coil conductor (21) is positioned within, in the second winding axis AX2 direction, a forming region of the first coil conductor (11) and the first coil opening (12).
Inventors:
ITO HIROMITSU (JP)
Application Number:
PCT/JP2016/080161
Publication Date:
June 08, 2017
Filing Date:
October 12, 2016
Export Citation:
Assignee:
MURATA MANUFACTURING CO (JP)
International Classes:
H01Q7/00; G06K19/077; H01Q1/24; H01Q1/52; H01Q7/06; H01Q25/00; H02J50/20; H04B5/02
Domestic Patent References:
| WO2015166835A1 | 2015-11-05 |
Foreign References:
| JP2014049479A | 2014-03-17 | |||
| JP2004213582A | 2004-07-29 |
Attorney, Agent or Firm:
KAEDE PATENT ATTORNEYS' OFFICE (JP)
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