JP7153529B2 - アンテナ装置および無線通信システム - Google Patents
アンテナ装置および無線通信システム Download PDFInfo
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- JP7153529B2 JP7153529B2 JP2018196922A JP2018196922A JP7153529B2 JP 7153529 B2 JP7153529 B2 JP 7153529B2 JP 2018196922 A JP2018196922 A JP 2018196922A JP 2018196922 A JP2018196922 A JP 2018196922A JP 7153529 B2 JP7153529 B2 JP 7153529B2
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- JP
- Japan
- Prior art keywords
- conductor
- main surface
- dielectric
- antenna device
- antenna
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
- H01Q9/04—Resonant antennas
- H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
- H01Q9/28—Conical, cylindrical, cage, strip, gauze, or like elements having an extended radiating surface; Elements comprising two conical surfaces having collinear axes and adjacent apices and fed by two-conductor transmission lines
- H01Q9/285—Planar dipole
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/2208—Supports; Mounting means by structural association with other equipment or articles associated with components used in interrogation type services, i.e. in systems for information exchange between an interrogator/reader and a tag/transponder, e.g. in Radio Frequency Identification [RFID] systems
- H01Q1/2233—Supports; Mounting means by structural association with other equipment or articles associated with components used in interrogation type services, i.e. in systems for information exchange between an interrogator/reader and a tag/transponder, e.g. in Radio Frequency Identification [RFID] systems used in consumption-meter devices, e.g. electricity, gas or water meters
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
- H01Q1/526—Electromagnetic shields
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/12—Manhole shafts; Other inspection or access chambers; Accessories therefor
- E02D29/14—Covers for manholes or the like; Frames for covers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Details Of Aerials (AREA)
- Waveguide Aerials (AREA)
Description
金属導体 101、601、701、801、901、1001、1001、1201
台形状金属面 102a、102b、402a、402b、502a、502b
給電点 103、603、703、803、903、1003、1103、1203
電源回路 104、604、704、804、904、1004、1104、1204
3角形状金属面 202a、202b、302a,302b
給電線 605、705、805、905、1005、1105、1205
フェライトリング 906、1006
平衡不平衡変換回路 1106、1206
アンテナ装置 1300、1400
管理用孔 1301
金属蓋 1302
マンホール 1303
地面 1304
管理用窓 1401
分電盤 1402
Claims (2)
- 円柱または角柱形状の誘電体と、前記誘電体の一部を被覆する導電体とで、導体箱を構成し、前記導体箱の一つの面を主面と、前記主面と対向する面を裏面としたとき、前記主面において、誘電体を被覆する導電体の平面形状と導電体に被覆されない誘電体の平面形状とがなすパターンが、前記主面の幾何学的重心を中心として180度回転させたときに一致する構造を有し、前記裏面は、前記誘電体が前記導電体により覆われている割合が、前記主面より大きい、アンテナ装置であって、
前記主面に平行な直交するx軸およびy軸を規定し、前記主面に垂直なz軸を規定したとき、前記導体箱のx、y、z軸方向の寸法は、使用する波長の2分の1以下であり、
前記主面において、前記誘電体を被覆する導電体の平面形状は、前記導電体に重ならずに前記主面を2等分割する第一の中心線に対して線対称とならない2つの三角形であり、該2つの三角形の下底辺は前記主面の対向した辺に接し、前記導電体に被覆されない誘電体の平面形状は、前記主面を2等分割しかつ前記第一の中心線に直交する第二の中心線に対して線対称とならない構造を有する、アンテナ装置。 - 円柱または角柱形状の誘電体と、前記誘電体の一部を被覆する導電体とで、導体箱を構成し、前記導体箱の一つの面を主面と、前記主面と対向する面を裏面としたとき、前記主面において、誘電体を被覆する導電体の平面形状と導電体に被覆されない誘電体の平面形状とがなすパターンが、前記主面の幾何学的重心を中心として180度回転させたときに一致する構造を有し、前記裏面は、前記誘電体が前記導電体により覆われている割合が、前記主面より大きい、アンテナ装置であって、
前記主面に平行な直交するx軸およびy軸を規定し、前記主面に垂直なz軸を規定したとき、前記導体箱のx、y、z軸方向の寸法は、使用する波長の2分の1以下であり、
前記主面において、前記誘電体を被覆する導電体の平面形状は、前記導電体に重ならずに前記主面を2等分割する第一の中心線に対して線対称とならない2つの台形であり、該2つの台形の下底辺は前記主面の対向した辺に接し、前記導電体に被覆されない誘電体の平面形状は、前記主面を2等分割しかつ前記第一の中心線に直交する第二の中心線に対して線対称とならない構造を有する、アンテナ装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018196922A JP7153529B2 (ja) | 2018-10-18 | 2018-10-18 | アンテナ装置および無線通信システム |
EP19201945.3A EP3641052B1 (en) | 2018-10-18 | 2019-10-08 | Antenna device and wireless communication system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018196922A JP7153529B2 (ja) | 2018-10-18 | 2018-10-18 | アンテナ装置および無線通信システム |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2020065207A JP2020065207A (ja) | 2020-04-23 |
JP7153529B2 true JP7153529B2 (ja) | 2022-10-14 |
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Application Number | Title | Priority Date | Filing Date |
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JP2018196922A Active JP7153529B2 (ja) | 2018-10-18 | 2018-10-18 | アンテナ装置および無線通信システム |
Country Status (2)
Country | Link |
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EP (1) | EP3641052B1 (ja) |
JP (1) | JP7153529B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN114824778A (zh) * | 2022-05-25 | 2022-07-29 | 陕西北斗科技开发应用有限公司 | 一款应用于5g通信和北斗定位的多频平面微带天线 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002050923A (ja) | 2000-05-26 | 2002-02-15 | Matsushita Electric Ind Co Ltd | アンテナ、アンテナ装置および無線装置 |
JP2008109556A (ja) | 2006-10-27 | 2008-05-08 | Nippon Antenna Co Ltd | マンホールアンテナ |
JP2008166856A (ja) | 2006-11-14 | 2008-07-17 | Ykc:Kk | アンテナ構造 |
US20160141757A1 (en) | 2014-11-14 | 2016-05-19 | City University Of Hong Kong | Shorted bowtie patch antenna with parasitic shorted patches |
WO2016174930A1 (ja) | 2015-04-30 | 2016-11-03 | 古野電気株式会社 | 円偏波アンテナおよび姿勢算出装置 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2202379B (en) * | 1987-03-14 | 1991-01-16 | Stc Plc | Wide band antenna |
DE102005062732A1 (de) * | 2005-12-22 | 2007-07-05 | Deutsche Telekom Ag | Schachtabdeckung mit Antenne für Funknetzwerke |
JP5012779B2 (ja) | 2008-12-08 | 2012-08-29 | 日本電気株式会社 | 半導体装置 |
JP2018067165A (ja) | 2016-10-20 | 2018-04-26 | 株式会社Iro | 金属蓋および金属蓋用アンテナ並びに金属蓋用icタグ |
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2018
- 2018-10-18 JP JP2018196922A patent/JP7153529B2/ja active Active
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2019
- 2019-10-08 EP EP19201945.3A patent/EP3641052B1/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002050923A (ja) | 2000-05-26 | 2002-02-15 | Matsushita Electric Ind Co Ltd | アンテナ、アンテナ装置および無線装置 |
JP2008109556A (ja) | 2006-10-27 | 2008-05-08 | Nippon Antenna Co Ltd | マンホールアンテナ |
JP2008166856A (ja) | 2006-11-14 | 2008-07-17 | Ykc:Kk | アンテナ構造 |
US20160141757A1 (en) | 2014-11-14 | 2016-05-19 | City University Of Hong Kong | Shorted bowtie patch antenna with parasitic shorted patches |
WO2016174930A1 (ja) | 2015-04-30 | 2016-11-03 | 古野電気株式会社 | 円偏波アンテナおよび姿勢算出装置 |
Also Published As
Publication number | Publication date |
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JP2020065207A (ja) | 2020-04-23 |
EP3641052B1 (en) | 2021-12-08 |
EP3641052A1 (en) | 2020-04-22 |
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