Title:
COMPOSITE ANTENNA DEVICE
Document Type and Number:
WIPO Patent Application WO/2016/175171
Kind Code:
A1
Abstract:
Provided is a composite antenna device that can be reduced in size by contriving the disposition of antenna elements and securing isolation therebetween. The composite antenna device can receive signals of a plurality of frequency bands and comprises a base part 10, a first frequency band element 20 and a second frequency band element 30. The first frequency band element 20 is disposed in a vertical direction when seen from a front surface of the composite antenna device and in a diagonal direction when seen from a side surface of the composite antenna device. The second frequency band element 30 is disposed in a vertical direction when seen from a front surface of the composite antenna device and in a diagonal direction when seen from a side surface of the composite antenna device. The first frequency band element 20 and the second frequency band 30 are disposed so as to extend in a V shape from a first power feeding part 21 and a second power feeding part 31. The second frequency band element 30 is bent midway therealong and has an open end-side part 32 that extends to a prescribed length from the position of the bend.
Inventors:
YAMAGUCHI MAKOTO (JP)
Application Number:
PCT/JP2016/062921
Publication Date:
November 03, 2016
Filing Date:
April 25, 2016
Export Citation:
Assignee:
HARADA IND CO LTD (JP)
International Classes:
H01Q1/32; H01Q9/36; H01Q9/42; H01Q21/28
Domestic Patent References:
| WO2004030143A1 | 2004-04-08 |
Foreign References:
| GB2385467A | 2003-08-20 | |||
| US20130154890A1 | 2013-06-20 | |||
| JPH06291531A | 1994-10-18 | |||
| US20150097738A1 | 2015-04-09 | |||
| JPS5657306A | 1981-05-19 |
Attorney, Agent or Firm:
NAMAI, Kazuhira (JP)
Wahei Namai (JP)
Wahei Namai (JP)
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