ANTENNA DEVICE

PROBLEM TO BE SOLVED: To provide an antenna device capable of easily changing the directivity of radio wave with a structure of low cost.SOLUTION: The antenna device includes: a radio module 10 having an antenna element 11 disposed on the upper face thereof, which operates with a millimetric wave; a...

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Bibliographic Details
Main Authors KASHINO YUICHI, FUJITA TAKU
Format Patent
LanguageEnglish
Japanese
Published 03.12.2015
Subjects
ANTENNAS, i.e. RADIO AERIALS
BASIC ELECTRIC ELEMENTS
ELECTRICITY
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Summary:PROBLEM TO BE SOLVED: To provide an antenna device capable of easily changing the directivity of radio wave with a structure of low cost.SOLUTION: The antenna device includes: a radio module 10 having an antenna element 11 disposed on the upper face thereof, which operates with a millimetric wave; a module base plate 12 for a multilayer wiring mounted with the radio module 10 thereon; and a metal plate 13 of a length of 1/10 or more of operation wavelength, which is disposed in a vertical direction adjacent to the antenna element 11. 【課題】安価な構成で簡単に電波の指向性を変更することができるアンテナ装置を提供する。【解決手段】上面にミリ波で動作するアンテナ素子１１が配置された無線モジュール１０と、無線モジュール１０が実装された多層配線のモジュール基板１２と、動作波長の１／１０以上の長さを有し、アンテナ素子１１の近傍に垂直方向に配置された金属板１３とを備える。【選択図】図１
Bibliography:Application Number: JP20140098639