Title:
ANTENNA DEVICE AND ELECTRONIC APPARATUS PROVIDED WITH SAME ANTENNA DEVICE
Document Type and Number:
WIPO Patent Application WO/2014/050170
Kind Code:
A1
Abstract:
An antenna device according to an embodiment is provided with first and second antenna elements collocated along a side of a ground pattern, and a T-type passive element. For the first antenna element, a first end portion is connected to a first feed point and a second end portion is free; in addition, a portion of the element including the free second end portion is disposed parallel with respect to a side of a ground pattern. For the second antenna element, a first end portion is connected to a second feed point and a second end portion is free; in addition, a portion of the element including the free second end portion is disposed parallel with respect to the side of the ground pattern. For the passive element, an end portion of a common piece is connected to the ground pattern at a position between the first feed point and the second feed point, and first and second branch pieces are each disposed in a state in which capacitive coupling is possible with portions of the elements including the second end portions of the first and second antenna elements.
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Inventors:
KASHIWAGI IPPEI (JP)
HOTTA HIROYUKI (JP)
HOTTA HIROYUKI (JP)
Application Number:
PCT/JP2013/057305
Publication Date:
April 03, 2014
Filing Date:
March 14, 2013
Export Citation:
Assignee:
TOSHIBA KK (JP)
International Classes:
H01Q9/30; H01Q1/38; H01Q1/46; H01Q1/52; H01Q19/22
Foreign References:
| JP2009246560A | 2009-10-22 | |||
| JP2005073044A | 2005-03-17 | |||
| JPH11177472A | 1999-07-02 | |||
| JP2012182536A | 2012-09-20 |
Attorney, Agent or Firm:
S & S International PPC (JP)
Patent business corporation スズエ international patent firm (JP)
Patent business corporation スズエ international patent firm (JP)
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