Title:
ANTENNA DEVICE
Document Type and Number:
Japanese Patent JP2015185946
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a low profile antenna operable at a plurality of resonance frequencies.SOLUTION: An antenna device has a structure where cells, each consisting of a multilayer structure of a conductor and a dielectric. are arranged in matrix, and has a first antenna element and a second antenna element arranged on the structure. The cell has magnetic wall effect corresponding to different frequencies in the first direction and second direction, and the first antenna element and second antenna element are arranged, respectively, in a first direction and a second direction in parallel with the structure.
Inventors:
TAKASAKI ATSUSHI
IKUMASA KOJI
IKUMASA KOJI
Application Number:
JP2014059076A
Publication Date:
October 22, 2015
Filing Date:
March 20, 2014
Export Citation:
Assignee:
CANON KK
International Classes:
H01Q19/10; H01Q9/16; H01Q9/42; H01Q15/22; H01Q21/24; H01Q21/30
Domestic Patent References:
| JP2005094360A | 2005-04-07 | |||
| JP2003338783A | 2003-11-28 | |||
| JP2015043526A | 2015-03-05 | |||
| JP2011055036A | 2011-03-17 |
Attorney, Agent or Firm:
Yasunori Otsuka
Shiro Takayanagi
Yasuhiro Otsuka
Shuji Kimura
Osamu Shimoyama
Nagakawa Yukimitsu
Shiro Takayanagi
Yasuhiro Otsuka
Shuji Kimura
Osamu Shimoyama
Nagakawa Yukimitsu
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