Title:
ANTENNA DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/033232
Kind Code:
A1
Abstract:
An antenna device A1 is provided with: an antenna 1 that performs transmission and/or reception of radio waves; and a dielectric elastomer driving element 2 that has a dielectric elastomer layer 21 and a pair of electrode layers 22 holding the dielectric elastomer layer 21 therebetween and that makes variable antenna characteristics of the antenna 1. This configuration makes it possible to achieve size reduction and weight reduction while improving antenna characteristics.
Inventors:
CHIBA SEIKI (JP)
WAKI MIKIO (JP)
OGUMA KEISUKE (JP)
OZAWA SHINJI (JP)
WAKI MIKIO (JP)
OGUMA KEISUKE (JP)
OZAWA SHINJI (JP)
Application Number:
PCT/JP2019/032254
Publication Date:
February 25, 2021
Filing Date:
August 19, 2019
Export Citation:
Assignee:
CHIBA SEIKI (JP)
WAKI MIKIO (JP)
KANEKA CORP (JP)
WAKI MIKIO (JP)
KANEKA CORP (JP)
International Classes:
H01Q9/14; H01Q3/16; H01Q9/16; H01Q9/30; H01Q15/18; H01Q19/30
Domestic Patent References:
| WO2012066452A1 | 2012-05-24 |
Foreign References:
| JPS642407A | 1989-01-06 | |||
| JP2012095527A | 2012-05-17 | |||
| JP2007201561A | 2007-08-09 |
Attorney, Agent or Firm:
YOSHIDA Minoru et al. (JP)
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