ANTENNA DEVICE - YOKOWO SEISAKUSHO KK

Title:

ANTENNA DEVICE

Document Type and Number:

WIPO Patent Application WO/2021/085402

Kind Code:

A1

Abstract:

An antenna device (10) is provided with: a substrate (100) having a first surface (102); a first antenna (200) provided on the substrate (100); a second antenna (300) provided on the substrate (100); and a third antenna (400) provided on the first surface (102) of the substrate (100). A central point (CP) of the third antenna (400) is positioned, with respect to a center line (CL) passing the center of a line (L) connecting an end portion (EP1) of the first antenna (200) that is separated the most from the second antenna (300) and an end portion (EP2) of the second antenna (300) that is separated the most from the first antenna (200), or with respect to a center line (CL) of the first surface (102) of the substrate (100), on the same side as the side on which the end portion (EP2) of the second antenna (300) that is separated the most from the first antenna (200) is positioned.

Inventors:

MATSUNAGA KAZUYA (JP)
SAMPO TAKESHI (JP)
KIKUCHI YUKI (JP)

Application Number:

PCT/JP2020/040177

Publication Date:

May 06, 2021

Filing Date:

October 27, 2020

Export Citation:

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Assignee:

YOKOWO SEISAKUSHO KK (JP)

International Classes:

H01Q1/32; H01Q1/52; H01Q5/10; H01Q21/28

Domestic Patent References:

WO2018110671A1

2018-06-21

Foreign References:

JP2008141300A	2008-06-19
JP2006222657A	2006-08-24
JP2006086688A	2006-03-30
JP2004328330A	2004-11-18
JP2004128940A	2004-04-22
JP2014160902A	2014-09-04
JP2009278591A	2009-11-26
JP2019196598A	2019-11-14

Other References: