ANTENNA DEVICE
PROBLEM TO BE SOLVED: To provide an antenna device capable of achieving resistance to electrical interference of a feeding layer with an antenna layer.SOLUTION: An antenna device 10 includes: a feeding layer 20 with a feeding circuit; an antenna layer 40 with an antenna element 41; a reflection boar...
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Format: | Patent |
Sprache: | eng ; jpn |
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Zusammenfassung: | PROBLEM TO BE SOLVED: To provide an antenna device capable of achieving resistance to electrical interference of a feeding layer with an antenna layer.SOLUTION: An antenna device 10 includes: a feeding layer 20 with a feeding circuit; an antenna layer 40 with an antenna element 41; a reflection board 30 positioned between the feeding layer 20 and the antenna layer 40; a feeding terminal 50 inserted into an opening part of the reflection board 30 and projecting toward the antenna layer 40 from the feeding layer 20; and a connection circuit 60 connected with the antenna element 41, having a surface conductor arranged to oppose to the reflection board 30, spacing therefrom and connecting the feeding terminal 50 with the antenna element 41.SELECTED DRAWING: Figure 1
【課題】給電層とアンテナ層とが電気的に干渉を起こしにくいアンテナ装置を提供する。【解決手段】アンテナ装置10は、給電回路を有する給電層20と、アンテナ素子41を有するアンテナ層40と、給電層20とアンテナ層40との間に配される反射板30と、反射板30の開口部に挿通され、給電層20からアンテナ層40に向けて突出する給電端子50と、アンテナ素子41に接続され、反射板30と離間して対向するように配置された面導体を有し、給電端子50とアンテナ素子41とを接続する接続回路60と、を備える。【選択図】図1 |
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