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Title:
RADOME
Document Type and Number:
Japanese Patent JP2015026921
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a radome which improves radiation directivity by locally providing portions having low transmittance of radio waves with a simple method and then by reducing undesirable radiation.SOLUTION: Disclosed is a radome 3 used opposite to a substrate of an array antenna 4 in which a power feeding point 42 for receiving power feeding from a waveguide 5 or a coaxial line and a plurality of radiation elements connected to this power feeding point 42 via a power feed line. In this radome, wall thickness of a dielectric wall thickness part 32 opposite to the power feeding point 42 is made larger than that of a dielectric plate 31 opposite to the plurality of radiation elements.

Inventors:
UDAGAWA SHIGEO
Application Number:
JP2013154148A
Publication Date:
February 05, 2015
Filing Date:
July 25, 2013
Export Citation:
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Assignee:
MITSUBISHI ELECTRIC CORP
International Classes:
H01Q1/42; H01Q17/00; H01Q21/06
Domestic Patent References:
JP2012122801A2012-06-28
JPH04207407A1992-07-29
JPH1154981A1999-02-26
JP2008113168A2008-05-15
JPS61139004U1986-08-28
JPH114118A1999-01-06
JPH02235409A1990-09-18
JPH02168703A1990-06-28
JP2006184130A2006-07-13
JPH0669725A1994-03-11
JP2001127523A2001-05-11
Attorney, Agent or Firm:
Tadahiko Inaba
Murakami Kanako
Shigeaki Matsui
Yasutaka Kuratani