Title:
ANTENNA DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/171997
Kind Code:
A1
Abstract:
An antenna device comprising: a first antenna (10) for radiating first polarization; a second antenna (20) for radiating second polarization; parasitic elements (11, 12, 21, 22); a ground plate (30); and a switch group comprising switches (111, 121, 211, 212, 221, 222) connected to the parasitic elements and switches (301 to 308) connected to the ground plate.
Inventors:
HIRABAYASHI TAKAYUKI (JP)
KOZAKAI OSAMU (JP)
KOZAKAI OSAMU (JP)
Application Number:
PCT/JP2021/004707
Publication Date:
September 02, 2021
Filing Date:
February 09, 2021
Export Citation:
Assignee:
SONY SEMICONDUCTOR SOLUTIONS CORP (JP)
International Classes:
H01Q3/24; H01Q5/378; H01Q9/14; H01Q9/30; H01Q13/10; H01Q21/24
Domestic Patent References:
| WO2008105126A1 | 2008-09-04 | |||
| WO2011083712A1 | 2011-07-14 |
Foreign References:
| JP2015530054A | 2015-10-08 | |||
| JP2005322972A | 2005-11-17 | |||
| JP2006066993A | 2006-03-09 | |||
| JP2005260592A | 2005-09-22 | |||
| JP2010232994A | 2010-10-14 | |||
| JP2011149808A | 2011-08-04 |
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (JP)
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