Title:
ANTENNA DEVICE
Document Type and Number:
Japanese Patent JP2015139051
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide an antenna device which inhibits transmission loss in feed lines and maintains high isolation between the adjacent feed lines when the feed lines are densely arranged.SOLUTION: An antenna device includes feed lines 6, each of which is formed by sandwiching a central substrate 4, in which a central conductor 3 is provided on a dielectric substrate 2, with two ground plates 5 through air layers. Holes 7 are formed in the dielectric substrate 2 on at least one side of the central conductor 3 so as to be arranged along the central conductor 3.
Inventors:
ISO NAOKI
KITANO NOBUAKI
KANEDA MASAHISA
OGAWA TOMOYUKI
KITANO NOBUAKI
KANEDA MASAHISA
OGAWA TOMOYUKI
Application Number:
JP2014008774A
Publication Date:
July 30, 2015
Filing Date:
January 21, 2014
Export Citation:
Assignee:
HITACHI METALS LTD
International Classes:
H01P3/08
Domestic Patent References:
| JPH02202704A | 1990-08-10 | |||
| JPS62269401A | 1987-11-21 | |||
| JP2007150526A | 2007-06-14 |
Attorney, Agent or Firm:
Nobuo Kinutani