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Patent Searching and Data


Title:
ANTENNA DEVICE AND ELECTRONIC APPLIANCE
Document Type and Number:
WIPO Patent Application WO/2015/163295
Kind Code:
A1
Abstract:
Provided is an antenna device to be incorporated into an electronic appliance which includes a display device (201) having a conductor layer, wherein the antenna device includes: a planar conductor (20) disposed on a side opposite a display surface side of the display device (201); and a feeder coil (10) including a spiral-shaped coil conductor (12) having a coil opening (CA) in the center. The planar conductor (20) has cut-out portions (AP, SL). The feeder coil (10) is disposed such that the coil opening (CA) is superposed on the cut-out portions (AP, SL) of the planar conductor (20) in plan view, and a magnetic sheet (30) which is superposed on the coil conductor (12) in plan view is disposed between the display device (201) and the planar conductor (20) and between the display device (201) and the feeder coil (10).

Inventors:
NAKANO, Shinichi (10-1, Higashikotari 1-chome, Nagaokakyo-sh, Kyoto 55, 〒6178555, JP)
Application Number:
JP2015/062035
Publication Date:
October 29, 2015
Filing Date:
April 21, 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:
H01Q7/06; H01Q1/24; H01Q1/38
Domestic Patent References:
2013-03-14
Foreign References:
JP2013162195A2013-08-19
US20140087658A12014-03-27
Attorney, Agent or Firm:
KAEDE PATENT ATTORNEYS' OFFICE (1-4-34, Noninbashi Chuo-ku, Osaka-sh, Osaka 11, 〒5400011, JP)
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