JPH0374908A - Microstrip antenna of stack type - Google Patents
Microstrip antenna of stack typeInfo
- Publication number
- JPH0374908A JPH0374908A JP21100589A JP21100589A JPH0374908A JP H0374908 A JPH0374908 A JP H0374908A JP 21100589 A JP21100589 A JP 21100589A JP 21100589 A JP21100589 A JP 21100589A JP H0374908 A JPH0374908 A JP H0374908A
- Authority
- JP
- Japan
- Prior art keywords
- radome
- microstrip antenna
- stacked microstrip
- parasitic element
- resistive element
- 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.)
- Pending
Links
- 239000000463 material Substances 0.000 claims abstract description 9
- 230000005284 excitation Effects 0.000 claims description 26
- 230000003071 parasitic effect Effects 0.000 claims description 21
- 239000000758 substrate Substances 0.000 claims description 13
- 239000006261 foam material Substances 0.000 claims description 3
- 239000004020 conductor Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 125000006850 spacer group Chemical group 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 2
- 241000264877 Hippospongia communis Species 0.000 abstract 1
- 239000002184 metal Substances 0.000 description 5
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Landscapes
- Aerials With Secondary Devices (AREA)
- Waveguide Aerials (AREA)
- Details Of Aerials (AREA)
Abstract
Description
【発明の詳細な説明】
（産業上の利用分野）
本発明はスタック型マイクロストリップアンテナに関す
る。DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention relates to a stacked microstrip antenna.
（従来の技術）
航空機等に搭載されるアンテナとして、近年、スタック
型マイクロストリップアンテナが注口され、各種の構造
のものが開発されている。(Prior Art) In recent years, stacked microstrip antennas have been used as antennas mounted on aircraft, etc., and those with various structures have been developed.
第６図はこのようなスタック型マイクロストリップアン
テナの一例を示す斜視図である。FIG. 6 is a perspective view showing an example of such a stacked microstrip antenna.
この図に示すスタック型マイクロストリップアンテナは
裏面に無給電素子＋０１を形成した熊給電素子縞板１０
２と、表面に励振素子＋０３を形成するとともに裏面に
グランド面（アース面）１０４を形成した励振素子基板
１０５と、この励振素Ｔ・Ｊｋ板１０５ ｔｌｔｉ［ｌ
シテ１ｉｊｌ記励振ａＴ−ＩＯ２やグランド而１０４に
各々接続される同軸給電１ａ１０６と、前記励振素子基
板１０５と無給電素子基板１０２との間隔を所定の植に
保持するハニカム構造材１０７とを備えている。The stacked microstrip antenna shown in this figure has a parallel feed element striped plate 10 with a parasitic element +01 formed on the back side.
2, an excitation element substrate 105 with an excitation element +03 formed on the front surface and a ground plane (earth surface) 104 on the back side, and this excitation element T/Jk board 105 tlti[l
A coaxial power supply 1a106 connected to the excitation aT-IO2 and the ground 104, respectively, and a honeycomb structure material 107 that maintains a predetermined distance between the excitation element substrate 105 and the parasitic element substrate 102. There is.
同軸給電線１０６を介して送信機等から高周波信号が給
電されたとき、グランド而１０４と、励振素（−１０３
と、無給電素ｒｌｏＩとの相ＴＦ作用によって電波を放
Ｑ−ｔ−する。また、電波を受Ｇ′ｊたときは同様に可
逆的に同軸給電＆Ｑ １０６を介して受ｆａ機等に出力
する。When a high frequency signal is fed from a transmitter etc. via the coaxial feed line 106, the ground 104 and the excitation element (-103
A radio wave is emitted Qt- by the phase TF action with the parasitic element rloI. Furthermore, when a radio wave G'j is received, it is similarly reversibly outputted to a receiving fa device or the like via the coaxial power supply &Q 106.
ところでこのような従来のスタック型マイクロストリッ
プアンテナにおいては、ハニカム構造材［０７によって
励振素子基板＋０５と無給ａ１素ｒ基板１０２との間隔
を一定に保つようにしているので、ハニカム構造材１０
７を使用する分だけアンテナ製造コストが高くなるεと
もに、製逍■、程が複雑になるという問題があった。By the way, in such a conventional stacked microstrip antenna, since the distance between the excitation element substrate +05 and the unfed A1 element substrate 102 is kept constant by the honeycomb structure material [07], the honeycomb structure material 10
There is a problem in that the manufacturing cost of the antenna increases due to the use of antenna 7, and the manufacturing process becomes complicated.
（発明の口約〉
本発明はト、記の如き従来の欠点を除去するためになさ
れたものであって、ハニカム構造材のような部材を用い
ることなく励振素子基板と無給電素子基板との間隔を一
定に保つことができ、こねによって！！造ココスト低減
や５２造−Ｔ、程の簡略化を図ることができるスタック
型マイクロストリツブアンデナを提供することを目的と
している。(Statement of the Invention) The present invention has been made in order to eliminate the drawbacks of the prior art as described in (g) and (g) below. It is an object of the present invention to provide a stacked micro-stripe antenna which can keep the spacing constant and which can be kneaded to reduce manufacturing cost and simplify construction to the extent of 52-T.
（５′ｅ明の概安〉
一１記の問題点を解決するために本発明によるスタック
型マイクロストリップアンテナにおいては、誘電体Ｊ、
％板を挟んでアース導体と励振素子とを配したマイクロ
ストリップアンテナの面証励振素ｒ土部に無給電素子を
備λたスタック型マイクロス）・リップアンブナにおい
て、 ＋３ｉｌ記無給電素子な゛１１該アンテナ全体を
覆うレドーム２内に貼着し。(General safety of 5'e light) In order to solve the problem of item 11, in the stacked microstrip antenna according to the present invention, the dielectric J,
In a stacked type microstrip antenna with a parasitic element in the ground part (lambda) and a lip amplifier, the parasitic element described in +3il is 11. It is pasted inside the radome 2 that covers the entire antenna.
または該レボーム内面に理論したことを特徴とする。Or, it is characterized by having theory on the inner surface of the revolution.
以Ｆ、本発明を開面に示した実施例に基づいて詳細に説
明する。Hereinafter, the present invention will be described in detail based on embodiments shown in the open.
第１図は本発明の第１実施例を示す断面図である。FIG. 1 is a sectional view showing a first embodiment of the present invention.
この図に示すスタック型マイクロストリップアンテナは
内底面上に無給電素Ｔｌをイ■したレドーム２と、この
レドーム２を底部載板となる金属へ−ス３Ｌにリベット
４等にて固定するとともに、表面に励振素子５を有し、
［■つ裏面にグランド面６を有した励振素子基板７を前
記基板金属ベース３上に取り付けたもので、この励振素
子基板７および前記金属ベース３を貞通してが１記励振
素子５およびグランド面６に各々接続される同軸給電線
８とを備えている６
前記レドーム２は外気圧とレドーム２内の気圧とを同じ
くするための空気抜き穴９が形成されており、外気圧が
変動してもこれに応じてレドーム２内の気圧が変化して
レドーム２に気脈差による注力が畑わらないように構成
されている。これは、気ＩＦ差によりレドームが内外方
向に変形することによる放Ｑ’を電波への影響を防ぐた
めである。The stacked microstrip antenna shown in this figure includes a radome 2 with a parasitic element Tl on the inner bottom surface, and this radome 2 is fixed to a metal base 3L that serves as a bottom mounting plate with rivets 4, etc. It has an excitation element 5 on the surface,
[■] An excitation element substrate 7 having a ground surface 6 on the back surface is mounted on the substrate metal base 3, and by passing the excitation element substrate 7 and the metal base 3 through, the excitation element 5 and the ground are connected. 6. The radome 2 is provided with an air vent hole 9 for equalizing the outside pressure and the inside pressure of the radome 2, so that the outside pressure may fluctuate. The air pressure inside the radome 2 changes in response to this, so that the radome 2 is not affected by the focus caused by the air pulse difference. This is to prevent the radiation Q' caused by the radome being deformed in the outward and outward directions due to the air IF difference from affecting the radio waves.
また、無給電素子＋ ｉ；ｉボ１記レドーム２の内側の
うち、リベット４によって的＝己しドーム２を金属ベー
ス３上に取り付けたとき、その無給電素子■の中心軸ヒ
前記励振素Ｔ−５の中心軸とが一致するような位置に固
定されている。Furthermore, when the dome 2 is mounted on the metal base 3 by the rivet 4, the center axis of the parasitic element + i; It is fixed at a position where the center axis of T-5 coincides with the center axis.
このようにこの実施例においては、レドーム２の内側（
無給電素子ｌを直接取り付けているので、ハニカム構造
材等のスペーサを用いることなく無給［ｔＦＩと励振素
ｒ５との間隔を一定に保つことができる。In this way, in this embodiment, the inside of the radome 2 (
Since the parasitic element l is directly attached, the distance between the parasitic element tFI and the excitation element r5 can be kept constant without using a spacer such as a honeycomb structure material.
第２図は本発明の第２実施例を示す断面図である。なお
この図において、第１図の各部と同し部分には同じ符号
を付しである。FIG. 2 is a sectional view showing a second embodiment of the present invention. In this figure, the same parts as those in FIG. 1 are given the same reference numerals.
この図に示すスタック型マイクロストリップアンテナが
第１図に示すものと穴なる点は、レドーム２の外面に凹
部１０を形成し、この間部ｌＯに無給電素子ｌを嵌入し
てその１面側に耐雨塗料Ｉｌを所定のＦ、！みになるま
で塗布したことである。The stacked microstrip antenna shown in this figure is different from the one shown in FIG. Rainproof paint Il to the specified F,! I applied it until it looked like the color.
このようにしても、上述した実施例と同様にハニカム構
造材等のスペーサを用いるこヒなく無給電素子１と励振
素子５との間隔を一定に保ことかできる。Even in this case, the distance between the parasitic element 1 and the excitation element 5 can be kept constant without using a spacer such as a honeycomb structure material, as in the above embodiment.
第３図は本発明の第３実施例を示ず断面図で、この図に
示すスタック型マイクロストリップアンテナが第１図及
び第２図に示すものと異なる点は、レドーム２の肉厚内
に無給電素子１を理め込む如く一体成形したことである
。FIG. 3 is a cross-sectional view of the third embodiment of the present invention, and the difference between the stacked microstrip antenna shown in this figure and those shown in FIGS. 1 and 2 is that This is because the parasitic element 1 is integrally molded so as to fit into it.
このようにすれば、耐雨塗料等を用いることなく無給電
素子室の腐蝕を完全に防止しながら無給電素子１と励振
素子５との間隔を一定に保つことができる。In this way, it is possible to maintain a constant distance between the parasitic element 1 and the excitation element 5 while completely preventing corrosion of the parasitic element chamber without using rain-resistant paint or the like.
第４図は本発明の第４実施例を示す断面図であって、こ
の図に示すスタック型マイクロストリップアンテナが上
記各実施例と異なる点は、空気抜き穴を持たないレドー
ム２ａを用い、更にレドーム２ａ内を発泡材によって充
填してレドーム２ａとアンテナ全体を一体化させたこと
である。FIG. 4 is a sectional view showing a fourth embodiment of the present invention. The stacked microstrip antenna shown in this figure differs from the above embodiments in that it uses a radome 2a without air vent holes, and The radome 2a and the entire antenna are integrated by filling the inside of the radome 2a with a foam material.
このように空気抜き穴がなくても発泡材がレドームの変
形を防止するので問題はない。Even if there is no air vent hole, there is no problem because the foam material prevents the radome from deforming.
このようにすることにより、励振素子５や無給電素子１
の腐蝕を防１Ｌすることができるとともに、無給電素子
１と励振素子５との間隔を一定に保つことができ、また
アンテナ全体の強度を高めることができる。By doing this, the excitation element 5 and the parasitic element 1
1L of corrosion can be prevented, the distance between the parasitic element 1 and the excitation element 5 can be kept constant, and the strength of the entire antenna can be increased.
第５図は本発明の第５実施例を示す断面図である。FIG. 5 is a sectional view showing a fifth embodiment of the present invention.
この図に示すスタック型マイクロストリップアンテナの
特徴は、励振素子５が取り付けられた誘電体板＋６と、
グランド面＋７が形成された誘電体板＋７と、これらの
誘電体板１６、＋７によってサンドイッチ状に挟まれる
へニカム構造材１５とによって励振素子基板７ａを構成
したことである。The features of the stacked microstrip antenna shown in this figure include a dielectric plate +6 to which an excitation element 5 is attached;
The excitation element substrate 7a is constituted by a dielectric plate +7 on which a ground plane +7 is formed, and a henicum structure material 15 sandwiched between these dielectric plates 16 and +7.
このようにするこパとにより、励振素子５とグランド面
６との間隔を調整し易くするとともに、励振素″′Ｆ−
鰭板７ａの軽量化を図り、且つ強度を向上させながら無
給電素子１と励振索子５との間隔を一定に保ことかでき
る。By doing this, it becomes easy to adjust the distance between the excitation element 5 and the ground plane 6, and the excitation element "'F-
The distance between the parasitic element 1 and the excitation cable 5 can be kept constant while reducing the weight of the fin plate 7a and improving its strength.
（９ＴｌｌＩの効果）
以上説明したように本発明によれば、ハニカム構造材の
ような部材を用いることなく励振素Ｔ基板と無給電素子
基板との間隔を一定に保つことが・でき、これによって
製造コストの低減やＢＦ２ ｉｆｆ工程の簡略化を図る
ことができる。(Effect of 9TllI) As explained above, according to the present invention, the distance between the excitation element T substrate and the parasitic element substrate can be kept constant without using a member such as a honeycomb structure material, and thereby It is possible to reduce manufacturing costs and simplify the BF2 if process.
第１図は本発明によるスタック型マイクロストリップア
ンテナの第１実施例を示す断面図、第２図は本発明によ
るスタック型マイクロストリップアンテナの第２実施例
を示す断面図、第３図は本発明によるスタック型マイク
ロストリップアンテナの第３実施例を示す断面図、第４
図は本発明によるスタック型マイクロストリップアンテ
ナの第４実施例を示す断面図、第５図は本発明によるス
タック型マイクロストリップアンテナの第５実施例を示
す断面図、第６図は従来から知られているスタック型マ
イクロストリップアンテナの一例を示す斜視図である。
目・・・無給電素子、２・−レドーム、３・・・アンテ
ナ取り付は対象側（金属ベース）、７＝励振素Ｔ基板。FIG. 1 is a cross-sectional view showing a first embodiment of a stacked microstrip antenna according to the present invention, FIG. 2 is a cross-sectional view showing a second embodiment of a stacked microstrip antenna according to the present invention, and FIG. 3 is a cross-sectional view showing a second embodiment of a stacked microstrip antenna according to the present invention. A cross-sectional view showing a third embodiment of a stacked microstrip antenna according to
The figure is a cross-sectional view showing a fourth embodiment of the stacked microstrip antenna according to the present invention, FIG. 5 is a cross-sectional view showing a fifth embodiment of the stacked microstrip antenna according to the present invention, and FIG. FIG. 2 is a perspective view showing an example of a stacked microstrip antenna. Eye: Parasitic element, 2: -radome, 3: Antenna is mounted on the target side (metal base), 7: Excitation element T board.
Claims (4)
したマイクロストリップアンテナの前記励振素子上部に
無給電素子を備えたスタック型マイクロストリップアン
テナにおいて、前記無給電素子を当該アンテナ全体を覆
うレボーム内面に貼着し、または該レドーム内部に埋設
したことを特徴とするスタック型マイクロストリップア
ンテナ。(1) In a stacked microstrip antenna in which a parasitic element is provided above the excitation element of a microstrip antenna in which a ground conductor and an excitation element are arranged with a dielectric substrate in between, the parasitic element covers the entire antenna. A stacked microstrip antenna characterized by being attached to the inner surface of a radome or embedded inside the radome.
た凹部に嵌入固定される請求項１記載のスタック型マイ
クロストリップアンテナ。(2) The stacked microstrip antenna according to claim 1, wherein the parasitic element is fitted and fixed in a recess formed on the outer surface of the radome.
請求項１又は２のいずれかに記載のスタック型マイクロ
ストリップアンテナ。(3) The stacked microstrip antenna according to claim 1 or 2, wherein the inside of the radome is filled with a foam material.
される請求項１乃至３のいずれかに記載のスタック型マ
イクロストリップアンテナ。(4) The stacked microstrip antenna according to any one of claims 1 to 3, wherein the excitation element substrate is formed of a honeycomb structure material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21100589A JPH0374908A (en) | 1989-08-16 | 1989-08-16 | Microstrip antenna of stack type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21100589A JPH0374908A (en) | 1989-08-16 | 1989-08-16 | Microstrip antenna of stack type |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0374908A true JPH0374908A (en) | 1991-03-29 |
Family
ID=16598751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP21100589A Pending JPH0374908A (en) | 1989-08-16 | 1989-08-16 | Microstrip antenna of stack type |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0374908A (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0515518U (en) * | 1991-07-31 | 1993-02-26 | 三菱電機株式会社 | Antenna device |
| JPH09246851A (en) * | 1996-03-11 | 1997-09-19 | Nec Corp | Patch antenna and its manufacture |
| JPH1051227A (en) * | 1996-07-31 | 1998-02-20 | Nec Corp | Planar antenna |
| JP2005348032A (en) * | 2004-06-02 | 2005-12-15 | Yokohama Rubber Co Ltd:The | On-vehicle communication antenna |
| WO2006061307A1 (en) * | 2004-12-09 | 2006-06-15 | Robert Bosch Gmbh | Antenna assembly for a radar transceiver |
| WO2006072511A1 (en) * | 2004-12-30 | 2006-07-13 | Robert Bosch Gmbh | Antenna array for a radar transceiver |
| DE102005054286B4 (en) * | 2005-11-11 | 2011-04-07 | Delphi Delco Electronics Europe Gmbh | antenna array |
| JP2012235351A (en) * | 2011-05-02 | 2012-11-29 | Denso Corp | Antenna device |
| CN107546481A (en) * | 2017-08-09 | 2018-01-05 | 深圳三星通信技术研究有限公司 | A kind of patch-antenna structure, feeder plate and base station transceiver |
| CN108376833A (en) * | 2017-02-01 | 2018-08-07 | 株式会社村田制作所 | The manufacturing method of antenna assembly and antenna assembly |
| WO2019116718A1 (en) * | 2017-12-11 | 2019-06-20 | 株式会社村田製作所 | Substrate with antenna, and antenna module |
| JP2019153926A (en) * | 2018-03-02 | 2019-09-12 | パナソニックＩｐマネジメント株式会社 | Antenna device |
-
1989
- 1989-08-16 JP JP21100589A patent/JPH0374908A/en active Pending
Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0515518U (en) * | 1991-07-31 | 1993-02-26 | 三菱電機株式会社 | Antenna device |
| JPH09246851A (en) * | 1996-03-11 | 1997-09-19 | Nec Corp | Patch antenna and its manufacture |
| EP0795925A3 (en) * | 1996-03-11 | 1998-01-14 | Nec Corporation | Patch antenna and method for making the same |
| US5977710A (en) * | 1996-03-11 | 1999-11-02 | Nec Corporation | Patch antenna and method for making the same |
| JPH1051227A (en) * | 1996-07-31 | 1998-02-20 | Nec Corp | Planar antenna |
| JP2005348032A (en) * | 2004-06-02 | 2005-12-15 | Yokohama Rubber Co Ltd:The | On-vehicle communication antenna |
| WO2006061307A1 (en) * | 2004-12-09 | 2006-06-15 | Robert Bosch Gmbh | Antenna assembly for a radar transceiver |
| WO2006072511A1 (en) * | 2004-12-30 | 2006-07-13 | Robert Bosch Gmbh | Antenna array for a radar transceiver |
| US7671806B2 (en) | 2004-12-30 | 2010-03-02 | Robert Bosch Gmbh | Antenna system for a radar transceiver |
| DE102005054286B4 (en) * | 2005-11-11 | 2011-04-07 | Delphi Delco Electronics Europe Gmbh | antenna array |
| JP2012235351A (en) * | 2011-05-02 | 2012-11-29 | Denso Corp | Antenna device |
| CN108376833A (en) * | 2017-02-01 | 2018-08-07 | 株式会社村田制作所 | The manufacturing method of antenna assembly and antenna assembly |
| KR20180089853A (en) | 2017-02-01 | 2018-08-09 | 가부시키가이샤 무라타 세이사쿠쇼 | Antenna device and method for manufacturing antenna device |
| JP2018125704A (en) * | 2017-02-01 | 2018-08-09 | 株式会社村田製作所 | Antenna device and method of manufacturing antenna device |
| CN108376833B (en) * | 2017-02-01 | 2021-11-05 | 株式会社村田制作所 | Antenna device and method for manufacturing antenna device |
| CN107546481A (en) * | 2017-08-09 | 2018-01-05 | 深圳三星通信技术研究有限公司 | A kind of patch-antenna structure, feeder plate and base station transceiver |
| CN107546481B (en) * | 2017-08-09 | 2020-11-06 | 深圳三星通信技术研究有限公司 | Patch antenna structure, antenna feeder board and base station transceiver |
| WO2019116718A1 (en) * | 2017-12-11 | 2019-06-20 | 株式会社村田製作所 | Substrate with antenna, and antenna module |
| JPWO2019116718A1 (en) * | 2017-12-11 | 2020-11-19 | 株式会社村田製作所 | Board with antenna and antenna module |
| US11658405B2 (en) | 2017-12-11 | 2023-05-23 | Murata Manufacturing Co., Ltd. | Antenna-attached substrate and antenna module |
| JP2019153926A (en) * | 2018-03-02 | 2019-09-12 | パナソニックＩｐマネジメント株式会社 | Antenna device |
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