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Patent Searching and Data


Title:
PATCH ANTENNA AND VEHICLE-MOUNTED ANTENNA DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/163521
Kind Code:
A1
Abstract:
A patch antenna (20) is provided with: a plate-shaped radiation element (31); and a pair of parasitic elements (40-1, 40-2) provided at positions spaced from the radiation element (31) on both sides with the radiation element (31) therebetween in plan view in which the radiation element (31) is viewed from a direction perpendicular to a plate surface of the radiation element (31). It is preferred that in the plan view, the pair of parasitic elements (40-1, 40-2) be provided with the longitudinal directions thereof being along the direction of a line segment connecting the center of the radiation element (31) and a feeding point, and at positions where the line segment is sandwiched between the pair of parasitic elements (40-1, 40-2).

Inventors:
SAMPO Takeshi (TOMIOKA PLANT, 1112, Kanohara, Tomioka-Sh, Gunma 95, 〒3702495, JP)
Application Number:
JP2019/004333
Publication Date:
August 29, 2019
Filing Date:
February 07, 2019
Export Citation:
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Assignee:
YOKOWO CO., LTD. (5-11, Takinogawa 7-Chome Kita-K, Tokyo 15, 〒1148515, JP)
International Classes:
H01Q13/08; H01Q1/22; H01Q1/32
Foreign References:
JPH0270104A1990-03-09
JP2008182523A2008-08-07
JP2003008337A2003-01-10
Attorney, Agent or Firm:
KURODA Yasushi et al. (3rd Fl, Prostech Awajicho 2-8, Kanda Awajicho, Chiyoda-k, Tokyo 63, 〒1010063, JP)
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