Title:
Antenna device and electronic equipment
Document Type and Number:
Japanese Patent JP6308338
Kind Code:
B2
Abstract:
An antenna device includes a first system coil antenna including a first coil conductor wound around a first winding axis, a first coil opening surrounded by the first coil conductor, and a first magnetic body; and a second system coil antenna including a second coil conductor wound around a second winding axis extending in a direction different from a direction in which the first winding axis extends, and a second coil opening surrounded by the second coil conductor. The second coil conductor is in a formation region of the first coil conductor and the first coil opening in the second winding axis direction when viewed from the first winding axis direction.
Inventors:
Hiromitsu Ito
Application Number:
JP2017553041A
Publication Date:
April 11, 2018
Filing Date:
October 12, 2016
Export Citation:
Assignee:
MURATA MANUFACTURING CO.,LTD.
International Classes:
H01Q7/00; H01Q1/52; H01Q5/307; H01Q7/06; H02J7/00; H02J50/12; H02J50/80; H04B5/02
Domestic Patent References:
| JP2014049479A | ||||
| JP2004213582A |
Foreign References:
| WO2015166835A1 |
Attorney, Agent or Firm:
Kaede International Patent Office
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