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Patent Searching and Data


Title:
LOOP ANTENNA
Document Type and Number:
WIPO Patent Application WO/2018/220893
Kind Code:
A1
Abstract:
This loop antenna (100) is provided with: an insulating substrate (101); an antenna part (102) that is a conductor provided on the substrate (101) and includes a first feeding part (105), a second feeding part (106), and an antenna mesh part (107) having a mesh structure and forming a loop shape by connecting the two feeding parts (105, 106) to each other; and a dummy pattern part (103) that is a conductor having a mesh structure and provided in a region surrounded by the antenna part (102), and is isolated from the antenna part (102). The dummy pattern part has disconnection parts (108) that disconnect the paths included in the mesh structure.

Inventors:
TSUCHIYA, Kenta (Limited 10-8, Dogenzaka 1-chome, Shibuya-k, Tokyo 43, 〒1500043, JP)
HIRATA, Osamu (Limited 10-8, Dogenzaka 1-chome, Shibuya-k, Tokyo 43, 〒1500043, JP)
HIRAOKA, Daisuke (Limited 10-8, Dogenzaka 1-chome, Shibuya-k, Tokyo 43, 〒1500043, JP)
SATO, Mitsunori (Limited 10-8, Dogenzaka 1-chome, Shibuya-k, Tokyo 43, 〒1500043, JP)
TAKEZAWA, Yutaka (Limited 10-8, Dogenzaka 1-chome, Shibuya-k, Tokyo 43, 〒1500043, JP)
KOGAWA, Yutaro (Limited 10-8, Dogenzaka 1-chome, Shibuya-k, Tokyo 43, 〒1500043, JP)
Application Number:
JP2018/001893
Publication Date:
December 06, 2018
Filing Date:
January 23, 2018
Export Citation:
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Assignee:
JAPAN AVIATION ELECTRONICS INDUSTRY, LIMITED (10-8, Dogenzaka 1-chome Shibuya-k, Tokyo 43, 〒1500043, JP)
International Classes:
H01Q7/00; H01Q1/38
Foreign References:
JP2007156874A2007-06-21
JP2008092425A2008-04-17
JP2013198165A2013-09-30
Attorney, Agent or Firm:
IKEDA, Noriyasu et al. (Nanba Bldg, 19-4 Nishishinbashi 1-chome, Minato-k, Tokyo 03, 〒1050003, JP)
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