Title:
ANTENNA DEVICE
Document Type and Number:
WIPO Patent Application WO/2017/191811
Kind Code:
A1
Abstract:
An antenna device is mounted with a planar base part, and a polygonal planar conductor for which the lower side near the ground is smaller than the upper side, the conductor being provided on the base part. The antenna device is characterized in that the conductor is provided with a feeding point at the lower side, and a slit having an open end is mounted near the feeding point on the lower side. The slit has: a first slit part extending from the open end; a second slit part extending from the edge of the first slit part and rotated to head in a perpendicular direction relative to the first slit part; and a third slit part extending from the edge of the second slit part and rotated to head in a perpendicular direction relative to to the second slit part.
Inventors:
AYATOLLAHI MINA (JP)
FUESTER BRUCE (JP)
WATANABE TAKEO (JP)
FUESTER BRUCE (JP)
WATANABE TAKEO (JP)
Application Number:
PCT/JP2017/016899
Publication Date:
November 09, 2017
Filing Date:
April 28, 2017
Export Citation:
Assignee:
MITSUMI ELECTRIC CO LTD (JP)
International Classes:
H01Q9/40; H01Q1/22; H01Q1/32; H01Q5/10; H01Q5/25
Foreign References:
| JP2008228165A | 2008-09-25 | |||
| JP2005094437A | 2005-04-07 | |||
| JP2008022430A | 2008-01-31 | |||
| JP2012134739A | 2012-07-12 | |||
| JP2011250108A | 2011-12-08 | |||
| JP2005094437A | 2005-04-07 | |||
| JP2008199371A | 2008-08-28 | |||
| JP2010232865A | 2010-10-14 |
Other References:
See also references of EP 3454418A4
Attorney, Agent or Firm:
ARAFUNE, Hiroshi et al. (JP)
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