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Patent Searching and Data


Title:
ANTENNA DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/121482
Kind Code:
A1
Abstract:
[Problem] To make it so that radiated waves are not reflected inside a case when a plurality of antennas that correspond to different frequencies have been installed. [Solution] Provided is an antenna device that comprises: a first antenna that operates at a first frequency; and a second antenna that is provided outside a case from the first antenna, operates at a second frequency that is lower than the first frequency, and has an opening provided in the radiation direction of the first antenna.

Inventors:
HIRAOKA YOSHIAKI (JP)
SUZUKI YUICHIRO (JP)
ITO TAKAYOSHI (JP)
OMURO TOMIHIRO (JP)
OZONE TORU (JP)
SATO JIN (JP)
Application Number:
PCT/JP2018/045880
Publication Date:
June 18, 2020
Filing Date:
December 13, 2018
Export Citation:
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Assignee:
SONY CORP (JP)
International Classes:
H01Q1/52; H01Q1/24; H01Q5/10; H01Q13/08
Domestic Patent References:
WO2018186065A12018-10-11
WO2011024722A12011-03-03
Foreign References:
JP3212835U2017-10-05
JPH02252304A1990-10-11
US20170294705A12017-10-12
JP2001102849A2001-04-13
JP2010130534A2010-06-10
JP2012134950A2012-07-12
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (JP)
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