JP5743476B2 - アンテナ - Google Patents
アンテナ Download PDFInfo
- Publication number
- JP5743476B2 JP5743476B2 JP2010218219A JP2010218219A JP5743476B2 JP 5743476 B2 JP5743476 B2 JP 5743476B2 JP 2010218219 A JP2010218219 A JP 2010218219A JP 2010218219 A JP2010218219 A JP 2010218219A JP 5743476 B2 JP5743476 B2 JP 5743476B2
- Authority
- JP
- Japan
- Prior art keywords
- reflector
- antenna
- groove
- dielectric support
- fastener
- 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.)
- Active
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
- H01Q19/104—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces using a substantially flat reflector for deflecting the radiated beam, e.g. periscopic antennas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
- H01Q19/12—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces wherein the surfaces are concave
- H01Q19/13—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces wherein the surfaces are concave the primary radiating source being a single radiating element, e.g. a dipole, a slot, a waveguide termination
- H01Q19/134—Rear-feeds; Splash plate feeds
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
- H01Q13/06—Waveguide mouths
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
- H01Q19/18—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces having two or more spaced reflecting surfaces
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
- H01Q19/18—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces having two or more spaced reflecting surfaces
- H01Q19/19—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces having two or more spaced reflecting surfaces comprising one main concave reflecting surface associated with an auxiliary reflecting surface
- H01Q19/193—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces having two or more spaced reflecting surfaces comprising one main concave reflecting surface associated with an auxiliary reflecting surface with feed supported subreflector
Landscapes
- Aerials With Secondary Devices (AREA)
Description
12 誘電体支持部
13 とめ具
14 ビス
15 ビス穴
16 溝
17 導波管
18 ビス穴
41,61,71,81 とめ具
82 部分ビス穴
91,111,121,131 とめ具
132 誘電体支持部
133 貫通穴
151 反射器
152 誘電体支持部
153 ビス
154 貫通穴
161 一次放射器
162 副反射鏡
163 主反射鏡
164 誘電体支持部
Claims (9)
- 導波管の先端に取り付けられる誘電体支持部と、
前記誘電体支持部に接着固定される反射器と、を備え、
前記誘電体支持部は、前記反射器を収容する収容部と、該収容部に前記反射器を収容した状態で前記反射器の脱落を防止する脱落防止手段と、を有し、
前記脱落防止手段は、前記収容部の周囲に設けられた筒部と、該筒部に対して前記反射器の縁部を係止する係止手段とを有し、
前記係止手段は、前記筒部に形成された溝又は貫通孔と、前記溝又は貫通孔に少なくともその一部が挿入される係止部材と、を有している
ことを特徴とするアンテナ。 - 前記係止手段は、前記筒部の内周面に前記反射器の縁部に沿うように形成された前記溝と、該溝に一部挿入可能な前記係止部材である板部材とを有していることを特徴とする請求項1に記載のアンテナ。
- 前記板部材の形状が円形、楕円形、半円形、馬蹄形、扇形又はC字形であることを特徴とする請求項2に記載のアンテナ。
- 前記係止手段は、前記筒部に形成された前記貫通穴と、該貫通穴に挿入可能な前記係止部材である板部材とを有していることを特徴とする請求項1に記載のアンテナ。
- 前記係止手段は、さらに、前記板部材を前記反射器に固定するビスを有していることを特徴とする請求項2,3又は4に記載のアンテナ。
- 前記係止手段は、さらに、前記板部材を前記反射器に固定する接着材を有していることを特徴とする請求項2,3又は4に記載のアンテナ。
- 前記係止手段は、前記筒部の内周面に前記反射器の縁部に沿うように形成された前記溝と、該溝に一部挿入可能な前記係止部材である屈曲バネ部材とを有していることを特徴とする請求項1に記載のアンテナ。
- 前記係止手段は、前記筒部に形成された前記貫通穴と、該貫通穴に挿入され、前記反射器の縁部に形成されたビス穴に螺合する前記係止部材である固定ビスとを有していることを特徴とする請求項1に記載のアンテナ。
- 前記反射器は、円錐面形状の反射面と、該反射面に連続する円筒状面と、前記円錐面形状の中心軸に垂直でかつ前記円筒状面に連続する平面を備えた、略円錐状形状を有していることを特徴とする請求項1乃至8のいずれか一項に記載のアンテナ。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010218219A JP5743476B2 (ja) | 2010-09-29 | 2010-09-29 | アンテナ |
US13/820,402 US9331395B2 (en) | 2010-09-29 | 2011-04-20 | Antenna provided with fall-out preventing arrangement |
CN201180044035.XA CN103098305B (zh) | 2010-09-29 | 2011-04-20 | 配置有防脱落装置的天线 |
PCT/JP2011/060200 WO2012042958A1 (ja) | 2010-09-29 | 2011-04-20 | 脱落防止手段を備えたアンテナ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010218219A JP5743476B2 (ja) | 2010-09-29 | 2010-09-29 | アンテナ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012074932A JP2012074932A (ja) | 2012-04-12 |
JP5743476B2 true JP5743476B2 (ja) | 2015-07-01 |
Family
ID=45892441
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010218219A Active JP5743476B2 (ja) | 2010-09-29 | 2010-09-29 | アンテナ |
Country Status (4)
Country | Link |
---|---|
US (1) | US9331395B2 (ja) |
JP (1) | JP5743476B2 (ja) |
CN (1) | CN103098305B (ja) |
WO (1) | WO2012042958A1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9595760B2 (en) * | 2013-06-07 | 2017-03-14 | James Charles McCown | Antenna focusing ring |
JP6310215B2 (ja) * | 2013-06-28 | 2018-04-11 | 日本放送協会 | アンテナ装置 |
US9634400B2 (en) * | 2013-10-02 | 2017-04-25 | Winegard Company | Dish antenna having a self-supporting sub-reflector assembly |
US10587031B2 (en) | 2017-05-04 | 2020-03-10 | RF Elements SRO | Quick coupling assemblies |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56122508A (en) * | 1980-03-03 | 1981-09-26 | Nec Corp | Primary radiator of subreflector antenna |
JPH0642611B2 (ja) * | 1988-02-19 | 1994-06-01 | 工業技術院長 | 自立型一次放射器の構造 |
JPH04247703A (ja) * | 1991-02-04 | 1992-09-03 | Nec Corp | パラボラアンテナ |
JPH06204737A (ja) * | 1992-12-29 | 1994-07-22 | Mitsubishi Electric Corp | 複反射鏡アンテナ装置 |
JP3376200B2 (ja) * | 1996-01-22 | 2003-02-10 | ティーディーケイ株式会社 | 複反射鏡型パラボラアンテナ装置 |
AU9011998A (en) | 1997-08-21 | 1999-03-16 | Kildal Antenna Consulting Ab | Improved reflector antenna with a self-supported feed |
JP2000228609A (ja) * | 1999-02-05 | 2000-08-15 | Japan Radio Co Ltd | カセグレンアンテナ副反射鏡支持構造 |
US7009577B1 (en) * | 2004-09-02 | 2006-03-07 | Siemens Milltronics Process Instruments, Inc. | Mounting mechanism for securing an antenna in a level measurement device |
US7667667B2 (en) * | 2005-06-02 | 2010-02-23 | Sumitomo Electric Industries, Ltd. | Radio wave lens antenna apparatus |
JP4919423B2 (ja) * | 2007-07-06 | 2012-04-18 | 日本無線株式会社 | アンテナ給電部 |
CN101214103B (zh) * | 2007-12-27 | 2010-06-02 | 深圳市华源轩家具有限公司 | 背板夹 |
CN101536885B (zh) * | 2008-03-21 | 2012-08-22 | 王业 | 一种厨具架的安装方法 |
CN101383451A (zh) | 2008-05-28 | 2009-03-11 | 广东盛路通信科技股份有限公司 | 超高性能天线的微波馈源 |
WO2010134647A1 (ja) * | 2009-05-22 | 2010-11-25 | Necアンテン株式会社 | 反射体装置及び、それを用いたパラボラアンテナ |
CN101841082A (zh) * | 2010-05-19 | 2010-09-22 | 广东通宇通讯设备有限公司 | 一种微波天线的馈源及微波天线 |
-
2010
- 2010-09-29 JP JP2010218219A patent/JP5743476B2/ja active Active
-
2011
- 2011-04-20 CN CN201180044035.XA patent/CN103098305B/zh not_active Expired - Fee Related
- 2011-04-20 US US13/820,402 patent/US9331395B2/en not_active Expired - Fee Related
- 2011-04-20 WO PCT/JP2011/060200 patent/WO2012042958A1/ja active Application Filing
Also Published As
Publication number | Publication date |
---|---|
WO2012042958A1 (ja) | 2012-04-05 |
JP2012074932A (ja) | 2012-04-12 |
CN103098305A (zh) | 2013-05-08 |
CN103098305B (zh) | 2015-04-01 |
US20130162492A1 (en) | 2013-06-27 |
US9331395B2 (en) | 2016-05-03 |
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