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Patent Searching and Data


Title:
ANTENNA DEVICE AND ELECTRONIC DEVICE
Document Type and Number:
WIPO Patent Application WO/2015/182638
Kind Code:
A1
Abstract:
This antenna device (101) is provided with a planar coil (10), a planar conductor (20), a first feed terminal (15) and a second feed terminal (16). The planar conductor (20) is provided with cuts (20A, 20S) that are arranged so as to face the planar coil (10) and are at least partially overlapped with a coil opening (10A). The first feed terminal (15) and the second feed terminal (16) are arranged, for example, outside a planar coil (10)-forming region when viewed in plan. The planar coil (10) comprises a first conductor pattern portion (11) and a second conductor pattern portion (12), and the first feed terminal (15) is electrically connected to a first end of the first conductor pattern portion (11) and the second feed terminal (16) is electrically connected to a first end of the second conductor pattern portion (12), which is closer to the first end of the first conductor pattern portion (11). Respective second ends of the first conductor pattern portion (11) and the second conductor pattern portion (12) are electrically connected to the planar conductor (20).

Inventors:
NAKANO, Shinichi (10-1, Higashikotari 1-chome, Nagaokakyo-sh, Kyoto 55, 〒6178555, JP)
Application Number:
JP2015/065184
Publication Date:
December 03, 2015
Filing Date:
May 27, 2015
Export Citation:
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Assignee:
MURATA MANUFACTURING CO., LTD. (10-1, Higashikotari 1-chome Nagaokakyo-sh, Kyoto 55, 〒6178555, JP)
International Classes:
H01Q7/00; G06K19/077; H01Q1/38; H01Q7/06; H01F17/00
Domestic Patent References:
2012-08-23
Foreign References:
JP2013055637A2013-03-21
JP2013168894A2013-08-29
JP2014011533A2014-01-20
JP2007324865A2007-12-13
Attorney, Agent or Firm:
KAEDE PATENT ATTORNEYS' OFFICE (1-4-34, Noninbashi Chuo-ku, Osaka-sh, Osaka 11, 〒5400011, JP)
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