JPH01297905A - Plane antenna - Google Patents
Plane antennaInfo
- Publication number
- JPH01297905A JPH01297905A JP12865388A JP12865388A JPH01297905A JP H01297905 A JPH01297905 A JP H01297905A JP 12865388 A JP12865388 A JP 12865388A JP 12865388 A JP12865388 A JP 12865388A JP H01297905 A JPH01297905 A JP H01297905A
- Authority
- JP
- Japan
- Prior art keywords
- circuit board
- radiation
- radiating
- strip
- feeding
- 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
- 230000005855 radiation Effects 0.000 claims abstract description 35
- 239000004020 conductor Substances 0.000 claims abstract description 11
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000008878 coupling Effects 0.000 abstract description 3
- 238000010168 coupling process Methods 0.000 abstract description 3
- 238000005859 coupling reaction Methods 0.000 abstract description 3
- 238000010030 laminating Methods 0.000 abstract description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 6
- 125000006850 spacer group Chemical group 0.000 description 4
- 238000005388 cross polarization Methods 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 230000010287 polarization Effects 0.000 description 2
- 101100520159 Arabidopsis thaliana PIS2 gene Proteins 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920006267 polyester film Polymers 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
- H01Q21/061—Two dimensional planar arrays
- H01Q21/065—Patch antenna array
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/0006—Particular feeding systems
- H01Q21/0075—Stripline fed arrays
Landscapes
- Waveguide Aerials (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
Description
【発明の詳細な説明】
［産業上の利用分野１
本発明は、通信衛星からの電波を受信する平面アンテナ
に関するものである。DETAILED DESCRIPTION OF THE INVENTION [Industrial Application Field 1] The present invention relates to a flat antenna for receiving radio waves from a communication satellite.
［従来の技術Ｊ
従来、通信衛星からの電波を受信する平面アンテナとし
て、クランク型に折曲されたマイクロストリップライン
にで構成されたものや、複数個のパッチ素子で共振させ
るものなどが提案されているが、いずれの場合も狭帯域
であるという問題があった。そこで、広帯域化するもの
として、特開昭５９−２０７７０６号、特開昭５９−４
９００４号のように、広帯域、電磁気的カップリングを
用いた平面アンテナが提案されている。[Prior Art J] Conventionally, flat antennas for receiving radio waves from communication satellites have been proposed, such as those configured with a microstrip line bent into a crank shape, and those configured with resonance using multiple patch elements. However, in both cases, the problem was that the band was narrow. Therefore, as a method for widening the band, JP-A-59-207706 and JP-A-59-4 are proposed.
9004, a broadband planar antenna using electromagnetic coupling has been proposed.
［発明が解決しようとする課題］
しかしながら、上述の従来例の前者（特開昭５９−２０
７７０６号）にあっては、補遺的に複雑であり、製造が
難しいという問題があり、後者（特開昭５９−４９００
４号）にあっては、カップリング部分にハニカム材を用
いて低損失化を図っているが地導体と、給電回路部分の
界面による損失が大きく、十分な受信性能が得られない
という問題があった。さらに、２方向の直線偏波を同時
受信できないという問題があった。[Problem to be solved by the invention] However, the former of the above-mentioned conventional examples (Japanese Patent Laid-Open No. 59-20
7706), there is a problem that it is complicated and difficult to manufacture.
In No. 4), honeycomb material is used in the coupling part to reduce loss, but there is a problem that the loss due to the interface between the ground conductor and the power supply circuit part is large, making it impossible to obtain sufficient reception performance. there were. Furthermore, there was a problem that linearly polarized waves in two directions could not be received simultaneously.
本発明は上記の点に鑑みて為されたものであり、その目
的とするところは、構成が簡単で製造が容易にできると
ともに、広帯域、高効率の受信性能が得られ、しかも、
２方向の直線偏波の同時受信が行える平面アンテナを提
供することにある。The present invention has been made in view of the above-mentioned points, and its purpose is to have a simple configuration and easy manufacture, and to obtain broadband and highly efficient reception performance.
An object of the present invention is to provide a planar antenna that can simultaneously receive linearly polarized waves in two directions.
［課題を解決するための手段］
本発明の平面アンテナは、地導体板と、ｆ５１の給電回
路板と、第１の放射回路板と、第２の給電回路板と、第
２の放射回路板とを順次所定間隔をもって積層して各給
電回路板に形成された給電パターンと各放射回路板に形
成された放射素子とを電磁気的に結合させ、第、１の放
射回路板に一対の短冊状スロットよりなる放射素子を形
成するとともに、＄２の放射回路板に正方形の開口内に
長方形のパッチ素子を配置した環状スロットよりなる放
射素子を形成し、環状スロットの下方に短冊状スロット
が位置するように両放射素子を形成したものである。[Means for Solving the Problems] The planar antenna of the present invention includes a ground conductor plate, an f51 feeding circuit board, a first radiation circuit board, a second feeding circuit board, and a second radiation circuit board. are sequentially stacked at predetermined intervals to electromagnetically couple the feeding pattern formed on each feeding circuit board and the radiating element formed on each radiating circuit board. A radiating element consisting of a slot is formed, and a radiating element consisting of an annular slot in which a rectangular patch element is arranged in a square opening is formed in the $2 radiating circuit board, and a strip-shaped slot is located below the annular slot. Both radiating elements are formed as shown in FIG.
［作 用１
本発明は上述のように構成されており、地導体板と、第
１の給電回路板と、Ｐｔ５１の放射回路板と、ＰＩＳ２
の給電回路板と、第２の放射回路板とを順次所定間隔を
もって積層して各給電回路板に形成された給電パターン
と各放射回路板に形成された放射素子とを電磁気的に結
合させており、構成が簡単で製造が容易にできるように
なっている。また、第１の放射回路板に一対の短冊状ス
ロットよりなる放射素子を形成するとともに、第２の放
射回路板に正方形の開口内に長方形のパッチ素子を配置
した環状スロットよりなる放射素子を形成し、環状スロ
ットの下方に短冊状スロットが位置するように両放射素
子を形成しており、広帯域、高効率の受信性能が得られ
、しかも、２方向の直線偏波の同時受信が行える平面ア
ンテナを提供できるようになっている。[Function 1] The present invention is configured as described above, and includes a ground conductor plate, a first power supply circuit board, a Pt51 radiation circuit board, and a PIS2
A feeding circuit board and a second radiating circuit board are sequentially stacked at predetermined intervals, and the feeding pattern formed on each feeding circuit board and the radiating element formed on each radiating circuit board are electromagnetically coupled. It has a simple structure and is easy to manufacture. Further, a radiating element consisting of a pair of strip-shaped slots is formed on the first radiating circuit board, and a radiating element consisting of an annular slot in which a rectangular patch element is arranged within a square opening is formed on the second radiating circuit board. However, both radiating elements are formed so that the strip-shaped slot is located below the annular slot, and this is a planar antenna that achieves broadband and highly efficient reception performance, and can simultaneously receive linearly polarized waves in two directions. is now available.
［実施例１
第１図乃至第５図は本発明一実施例を示すもので、地導
体板１と、第１の給電回路板２と、第１の放射回路板３
と、第２の給電回路板４と、第２の放射回路板５とを順
次所定間隔をもって積層して各給電回路板２，４に形成
された給電パターン２ ａ、 ４ ａと各放射回路板３
，５に形成された放射素子３ ａ、 ５ ａとを電磁気
的に結合させ、第１の放射回路板３に一対の短冊状スロ
ット（ラノアルスロット）よりなる放射素子３ａを形成
するとともに、第２の放射回路板５に正方形の開口内に
長方形のパッチ素子を配置した環状スロットよりなる放
射素子５ａを形成し、環状スロットの下方に短冊状スロ
ットが位置するように両放射素子３ ａ、 ５ ａを形
成したものである。なお、実施例では、地導体板１上に
それぞれ所定間隔をもって積層される回路板２〜５間を
空気層としているが、地導体板１およ１各回路板２〜５
間に発泡合成樹脂よりなるスペーサを配置しても良いこ
とは言うまでもない。また、放射素子３ａを構成する短
冊状スロットが打ち抜き形成された金属板にで第１の放
射回路板３を構成しても良い、この場合、第１の放射回
路板３が給電回路板４の給電パターン４ａに対して十分
な地導体板としで作用することになる。[Embodiment 1] Figures 1 to 5 show an embodiment of the present invention, in which a ground conductor plate 1, a first power supply circuit board 2, and a first radiation circuit board 3 are shown.
, a second power supply circuit board 4, and a second radiation circuit board 5 are sequentially stacked at a predetermined interval to form power supply patterns 2a, 4a on each power supply circuit board 2, 4, and each radiation circuit board. 3
. A radiating element 5a consisting of an annular slot in which a rectangular patch element is arranged in a square opening is formed on the radiating circuit board 5 of No. 2, and both radiating elements 3a, 5 are arranged so that the strip-shaped slot is located below the annular slot. It is formed by a. In the embodiment, an air layer is formed between the circuit boards 2 to 5, which are stacked on the ground conductor board 1 at a predetermined interval.
Needless to say, a spacer made of foamed synthetic resin may be placed between them. Further, the first radiation circuit board 3 may be constructed of a metal plate on which strip-shaped slots constituting the radiation elements 3a are punched. It acts as a sufficient ground conductor plate for the power supply pattern 4a.
また、実施例にあっては、第１の給電回路板２および第
１の放射回路板３にて形成される！１１アンテナと、ｔ
ｌＳ２の給電回路板４お上り第２の放射回路板５にて形
成されるｔｌＳ２アンテナとを、互いに直交する直線偏
波（例えば、水平、垂直直線偏波）を受信するように積
層配置している。また、放射素子５ａを構成する環状ス
ロット、放射素子３ａをＭ／Ｉ成する一対の短冊状スロ
ットおよび各放射素子３ａ、５ａに電磁気的に結合され
る給電パターン２ ａ、 ４ ａは第４図に示すように
配置され、給電パターン４ａは放射素子３ａを構成する
一対の短冊状スロットの中間部の上方に位置させている
。Moreover, in the embodiment, it is formed by the first power feeding circuit board 2 and the first radiation circuit board 3! 11 antennas and t
The feeding circuit board 4 of the lS2 and the tlS2 antenna formed by the second radiation circuit board 5 are arranged in a stacked manner so as to receive mutually orthogonal linearly polarized waves (for example, horizontal and vertical linearly polarized waves). There is. Further, the annular slot constituting the radiating element 5a, the pair of strip-shaped slots forming the M/I of the radiating element 3a, and the feeding patterns 2a and 4a electromagnetically coupled to each of the radiating elements 3a and 5a are shown in FIG. The feeding pattern 4a is positioned above the middle portion of the pair of strip-shaped slots that constitute the radiating element 3a.
さらにまた、電波受信方向から見て環状スロットを介し
て短冊状スロットが見えるように両放射素子３ ａｔ
５ ａの寸法を設定しており、２つの直線偏波を受信す
るアンテナを互いに影響することなく積層配置している
。Furthermore, both radiating elements 3 at
5 a, and two antennas for receiving linearly polarized waves are arranged in a stacked manner without affecting each other.
さらにまた、放射素子３ａを構成する一対の短冊状スロ
ットの長さを略λｇ／２に設定することにより、交差偏
波特性を改善（実験的に確認）している。Furthermore, the cross-polarization characteristics are improved (experimentally confirmed) by setting the length of the pair of strip-shaped slots constituting the radiating element 3a to approximately λg/2.
以下、具体例について説明する。いま、第１の放射回路
板３に形成される放射素子３ａは、長さが１５＋ａａ＋
で幅が計１の短冊状スロットを１５＋ａｍ間隔で配置し
たものを１素子とし、この放射素子３ａをマトリクス状
に２５６個配置して第１の放射回路を形成している。ま
た、第２の放射回路板５に形成される放射素子５ａは、
１辺が１５＋ａｍの正方形の開口内に１０１ｆｉ１１×
４１１ａの長方形のパッチ素子を設けたものを１素子と
し、この放射索子５ａをマトリクス状に２５６個配置し
て第２の放射回路を形成している。A specific example will be explained below. Now, the radiating element 3a formed on the first radiating circuit board 3 has a length of 15+aa+
A first radiation circuit is formed by arranging 256 radiating elements 3a in a matrix, with strip-shaped slots having a total width of 1 arranged at intervals of 15+am as one element. Furthermore, the radiating element 5a formed on the second radiating circuit board 5 is
101fi11× in a square opening with one side of 15+am
One element includes rectangular patch elements 411a, and 256 radiation cords 5a are arranged in a matrix to form a second radiation circuit.
また、給電回路板２，４に形成される給電パターン２
ａ、 ４ ａは、給電点から樹枝状に分岐して各放射回
路の放射素子３ ａ、 ５ ａに電磁気的に結合される
ように形成されている。Moreover, the power supply pattern 2 formed on the power supply circuit boards 2 and 4
a, 4a are formed so as to branch from the feeding point in a dendritic manner and to be electromagnetically coupled to the radiating elements 3a, 5a of each radiating circuit.
上述の放射回路板３，５および給電回路板２，４は、ポ
リエステルフィルムに銅箔をラミネートして形成された
プリント基板に所定の回路パターンをエツチング形成し
たものであり、厚さが２１Ｉ１１のアルミニウム板より
なる地導体板１上に、厚さが２１の発泡スチレン板より
なるスペーサを用いて順次積層配置される。The above-mentioned radiation circuit boards 3, 5 and power supply circuit boards 2, 4 are made by etching a predetermined circuit pattern on a printed circuit board formed by laminating copper foil on a polyester film, and are made of aluminum having a thickness of 21I11. On the ground conductor plate 1 made of a plate, spacers made of a styrene foam plate having a thickness of 21 are used to sequentially stack them.
以上のようにして形成された本発明に係る平面アンテナ
のアンテナ特性を、１１．７〜１２．５ＧＨｚに亘って
評価すると、給電回路板２および放射回路板３よりなる
第１のアンテナにて受信される水平面線偏波に対して３
２．５ｄＢｉ、給電回路板４お上り放射回路板５よりな
る第２のアンテナにて受信される垂直直線偏波に対して
３２ｄＢｉ以上のゲインが得られ、それぞれの交差偏波
特性も３０ｄＢ以上のものが得られることが確認できた
。なお、発泡スチレン板よりなるスペーサを除去し、各
回路板２〜５の周囲に補強枠を取着し、空気層を介して
積層配置した場合にあっても上述の具体例と同様のアン
テナ特性が得られた。また、発泡スチレンよりなるハニ
カム状のスペーサを用いても同様のアンテナ特性が得ら
れた。When the antenna characteristics of the planar antenna according to the present invention formed as described above are evaluated over a frequency range of 11.7 to 12.5 GHz, it is found that the first antenna consisting of the feeding circuit board 2 and the radiation circuit board 3 receives 3 for horizontal linear polarization
2.5 dBi, a gain of 32 dBi or more is obtained for vertically linear polarized waves received by the second antenna consisting of the feeding circuit board 4 and the upstream radiation circuit board 5, and the cross polarization characteristics of each are also 30 dB or more. It was confirmed that the following could be obtained. Note that even if the spacer made of expanded styrene board is removed, a reinforcing frame is attached around each circuit board 2 to 5, and the circuit boards 2 to 5 are laminated with an air layer in between, the same antenna characteristics as in the above-mentioned example can be obtained. was gotten. Similar antenna characteristics were also obtained using a honeycomb-shaped spacer made of expanded styrene.
一方、放射素子５ａを構成する環状スロットの正方形の
開口の１辺を１５ｍｍから１８１に変更すると、水平直
線偏波に対するデインが０．２ｄＢ向−ヒした。また、
長方形のパッチ素子の形状を１０ ｍａｎ Ｘ ２ ｎ
ａ＋に変更すると、交差偏波特性がさらに２ｄＢ改善で
きた。On the other hand, when one side of the square aperture of the annular slot constituting the radiating element 5a was changed from 15 mm to 181 mm, the dein with respect to horizontal linear polarization was changed by 0.2 dB. Also,
The shape of the rectangular patch element is 10 man x 2 n
By changing to a+, the cross polarization characteristics were further improved by 2 dB.
また、第１の放射回路板３として、厚さが０゜５ｍ＋＋
＋のアルミニウム板に短冊状スロットを打ち抜き形成し
たものを用いると、前述のフレキシブルプリント基板を
用いた場合に比較してゲインが０゜５ｄＢ向上した。In addition, as the first radiation circuit board 3, the thickness is 0°5m++.
When a positive aluminum plate with strip-shaped slots punched out was used, the gain was improved by 0.5 dB compared to the case where the above-mentioned flexible printed circuit board was used.
［発明の効果］
本発明は上述のように構成されでおり、地導体板と、第
１の給電回路板と、第１の放射回路板と、＠２の給電回
路板と、第２の放射回路板とを順次所定間隔をもって積
層して各給電回路板に形成された給電パターンと各放射
回路板に形成された放射素子とを電磁気的に結合させて
いるので、構成が簡単で製造が容易にできるという効果
がある。[Effects of the Invention] The present invention is configured as described above, and includes a ground conductor plate, a first power supply circuit board, a first radiation circuit board, a power supply circuit board @2, and a second radiation circuit board. The circuit boards are sequentially stacked at predetermined intervals, and the feeding pattern formed on each feeding circuit board and the radiating element formed on each radiating circuit board are electromagnetically coupled, so the structure is simple and manufacturing is easy. It has the effect of being able to
また、第１の放射回路板に一対の短冊状スロットよりな
る放射素子を形成するとともに、第２の放射回路板に正
方形の開口内に長方形のパッチ素子を配置した環状スロ
ットよりなる放射素子を形成し、環状スロットの下方に
短冊状スロットが位置するように両放射素子を形成して
いるので１．広帯域、高効率の受信性能が得られ、しか
も、２方向の直線偏波の同時受信が行える平面アンテナ
を提供できるという効果がある。Further, a radiating element consisting of a pair of strip-shaped slots is formed on the first radiating circuit board, and a radiating element consisting of an annular slot in which a rectangular patch element is arranged within a square opening is formed on the second radiating circuit board. However, since both radiating elements are formed so that the strip-shaped slot is located below the annular slot, 1. The present invention has the advantage of providing a planar antenna that provides wideband and highly efficient reception performance and can simultaneously receive linearly polarized waves in two directions.
第１図は本発明一実施例の分解斜視図、第２図は同上の
要部断面図、第３図は同上の要部正面図、第４図は同上
の要部正面図、第５図は同上の要部正面図である。
１は地導体板、２，４は給電回路板、３．５は放射回路
板、２ ａ、 ４ ａは給電パターン、３ ａｔ ５
ａは放射素子である。
代理人 弁理士 石 １）艮 七
第２図Fig. 1 is an exploded perspective view of an embodiment of the present invention, Fig. 2 is a sectional view of the main parts of the same, Fig. 3 is a front view of the main parts of the same, Fig. 4 is a front view of the main parts of the same, and Fig. 5 is a front view of the main parts of the same as above. 1 is a ground conductor board, 2 and 4 are feeding circuit boards, 3.5 is a radiation circuit board, 2 a, 4 a are feeding patterns, 3 at 5
a is a radiating element. Agent Patent Attorney Ishi 1) Ai Figure 7 2
Claims (5)
路板と、第２の給電回路板と、第２の放射回路板とを順
次所定間隔をもって積層して各給電回路板に形成された
給電パターンと各放射回路板に形成された放射素子とを
電磁気的に結合させ、第１の放射回路板に一対の短冊状
スロットよりなる放射素子を形成するとともに、第２の
放射回路板に正方形の開口内に長方形のバッチ素子を配
置した環状スロットよりなる放射素子を形成し、環状ス
ロットの下方に短冊状スロットが位置するように両放射
素子を形成したことを特徴とする平面アンテナ。(1) A ground conductor board, a first feeder circuit board, a first radiation circuit board, a second feeder circuit board, and a second radiation circuit board are sequentially stacked at predetermined intervals to form each feeder circuit. A feeding pattern formed on the board and a radiating element formed on each radiating circuit board are electromagnetically coupled to form a radiating element consisting of a pair of strip-shaped slots on the first radiating circuit board, and a radiating element formed on the first radiating circuit board is formed on the second radiating circuit board. A radiating element is formed on the radiating circuit board, and includes an annular slot in which a rectangular batch element is arranged within a square opening, and both radiating elements are formed such that a strip-shaped slot is located below the annular slot. Planar antenna.
成された金属板にて第１の放射回路板を形成したことを
特徴とする請求項１記載の平面アンテナ。(2) The planar antenna according to claim 1, wherein the first radiating circuit board is formed of a metal plate into which strip-shaped slots constituting the radiating elements are punched.
成される第１アンテナと、第２の給電回路板および第２
の放射回路板にて形成される第２アンテナとを互いに直
交する直線偏波を受信するように積層配置したことを特
徴とする請求項１記載の平面アンテナ。(3) A first antenna formed by a first feeding circuit board and a first radiation circuit board, a second antenna formed by a second feeding circuit board and a second radiation circuit board;
2. A planar antenna according to claim 1, wherein said second antenna formed of a radiation circuit board is arranged in a stacked manner so as to receive linearly polarized waves orthogonal to each other.
状スロットが見えるように両放射素子の寸法を設定した
ことを特徴とする請求項１記載の平面アンテナ。(4) The planar antenna according to claim 1, wherein the dimensions of both radiating elements are set so that the strip-shaped slot can be seen through the annular slot when viewed from the radio wave reception direction.
とを特徴とする請求項１記載の平面アンテナ。(5) The planar antenna according to claim 1, wherein the length of the strip-shaped slot is set to approximately λg/2.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12865388A JPH01297905A (en) | 1988-05-26 | 1988-05-26 | Plane antenna |
| GB8910771A GB2219143B (en) | 1988-05-26 | 1989-05-10 | Planar antenna |
| FR8906878A FR2632781B1 (en) | 1988-05-26 | 1989-05-25 | FLAT ANTENNA |
| DE19893917138 DE3917138A1 (en) | 1988-05-26 | 1989-05-26 | FLAT AERIAL |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12865388A JPH01297905A (en) | 1988-05-26 | 1988-05-26 | Plane antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01297905A true JPH01297905A (en) | 1989-12-01 |
Family
ID=14990129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12865388A Pending JPH01297905A (en) | 1988-05-26 | 1988-05-26 | Plane antenna |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPH01297905A (en) |
| DE (1) | DE3917138A1 (en) |
| FR (1) | FR2632781B1 (en) |
| GB (1) | GB2219143B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03201804A (en) * | 1989-12-28 | 1991-09-03 | Sumitomo Metal Mining Co Ltd | Print antenna |
| JPH04372210A (en) * | 1991-06-20 | 1992-12-25 | Sumitomo Metal Mining Co Ltd | Print antenna |
| JPH05267931A (en) * | 1989-12-14 | 1993-10-15 | Communications Satellite Corp (Comsat) | Micro strip antenna for cross polarization double band |
| JPH0766626A (en) * | 1993-07-21 | 1995-03-10 | Sip Soc It Per Esercizio Delle Telecommun Pa | Microstrip array antenna |
| JP2016127474A (en) * | 2015-01-06 | 2016-07-11 | 株式会社東芝 | Polarization shared antenna |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2016444C1 (en) * | 1990-06-19 | 1994-07-15 | Андронов Борис Михайлович | Flat aerial |
| FR2668655B1 (en) * | 1990-10-31 | 1993-07-30 | Behe Roger | PRINTED ANTENNA FOR A DUAL POLARIZATION NETWORK. |
| GB2256530B (en) * | 1991-04-24 | 1995-08-09 | Matsushita Electric Works Ltd | Planar antenna |
| DE4139245A1 (en) * | 1991-11-26 | 1993-05-27 | Ekkehard Dr Ing Richter | Small flat microwave slot aerial - has sec. transmitter structure of alternate dielectric and conductive layers |
| DE4239597C2 (en) * | 1991-11-26 | 1999-11-04 | Hitachi Chemical Co Ltd | Flat antenna with dual polarization |
| JPH0685520A (en) * | 1992-09-03 | 1994-03-25 | Sumitomo Metal Mining Co Ltd | Print antenna |
| DE4313395A1 (en) * | 1993-04-23 | 1994-11-10 | Hirschmann Richard Gmbh Co | Planar antenna |
| DE4442894A1 (en) * | 1994-12-02 | 1996-06-13 | Dettling & Oberhaeusser Ing | Receiver module for the reception of high-frequency electromagnetic directional radiation fields |
| FR2743199B1 (en) * | 1996-01-03 | 1998-02-27 | Europ Agence Spatiale | RECEIVE AND / OR TRANSMITTER FLAT MICROWAVE NETWORK ANTENNA AND ITS APPLICATION TO THE RECEPTION OF GEOSTATIONARY TELEVISION SATELLITES |
| DE19712510A1 (en) * | 1997-03-25 | 1999-01-07 | Pates Tech Patentverwertung | Two-layer broadband planar source |
| US6034647A (en) * | 1998-01-13 | 2000-03-07 | Raytheon Company | Boxhorn array architecture using folded junctions |
| DE19855115A1 (en) * | 1998-11-30 | 2000-06-08 | Technisat Elektronik Thueringe | Multi-layer antenna arrangement |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4263598A (en) * | 1978-11-22 | 1981-04-21 | Motorola, Inc. | Dual polarized image antenna |
| JPS5799803A (en) * | 1980-12-12 | 1982-06-21 | Toshio Makimoto | Microstrip line antenna for circular polarized wave |
| US4364050A (en) * | 1981-02-09 | 1982-12-14 | Hazeltine Corporation | Microstrip antenna |
| US4450449A (en) * | 1982-02-25 | 1984-05-22 | Honeywell Inc. | Patch array antenna |
| FR2523376A1 (en) * | 1982-03-12 | 1983-09-16 | Labo Electronique Physique | RADIATION ELEMENT OR HYPERFREQUENCY SIGNAL RECEIVER WITH LEFT AND RIGHT CIRCULAR POLARIZATIONS AND FLAT ANTENNA COMPRISING A NETWORK OF SUCH JUXTAPOSED ELEMENTS |
| DE3514880A1 (en) * | 1984-05-22 | 1985-11-28 | Robert Bosch Gmbh, 7000 Stuttgart | Antenna array |
| JPH0720008B2 (en) * | 1986-02-25 | 1995-03-06 | 松下電工株式会社 | Planar antenna |
| JPS6365703A (en) * | 1986-09-05 | 1988-03-24 | Matsushita Electric Works Ltd | Planar antenna |
| US5005019A (en) * | 1986-11-13 | 1991-04-02 | Communications Satellite Corporation | Electromagnetically coupled printed-circuit antennas having patches or slots capacitively coupled to feedlines |
| US4926189A (en) * | 1988-05-10 | 1990-05-15 | Communications Satellite Corporation | High-gain single- and dual-polarized antennas employing gridded printed-circuit elements |
-
1988
- 1988-05-26 JP JP12865388A patent/JPH01297905A/en active Pending
-
1989
- 1989-05-10 GB GB8910771A patent/GB2219143B/en not_active Expired - Lifetime
- 1989-05-25 FR FR8906878A patent/FR2632781B1/en not_active Expired - Lifetime
- 1989-05-26 DE DE19893917138 patent/DE3917138A1/en active Granted
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05267931A (en) * | 1989-12-14 | 1993-10-15 | Communications Satellite Corp (Comsat) | Micro strip antenna for cross polarization double band |
| JPH03201804A (en) * | 1989-12-28 | 1991-09-03 | Sumitomo Metal Mining Co Ltd | Print antenna |
| JPH04372210A (en) * | 1991-06-20 | 1992-12-25 | Sumitomo Metal Mining Co Ltd | Print antenna |
| JPH0766626A (en) * | 1993-07-21 | 1995-03-10 | Sip Soc It Per Esercizio Delle Telecommun Pa | Microstrip array antenna |
| JP2016127474A (en) * | 2015-01-06 | 2016-07-11 | 株式会社東芝 | Polarization shared antenna |
| US11056794B2 (en) | 2015-01-06 | 2021-07-06 | Kabushiki Kaisha Toshiba | Dual-polarized antenna |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3917138C2 (en) | 1993-05-19 |
| DE3917138A1 (en) | 1989-12-07 |
| GB2219143A (en) | 1989-11-29 |
| GB2219143B (en) | 1992-08-19 |
| FR2632781B1 (en) | 1992-07-24 |
| FR2632781A1 (en) | 1989-12-15 |
| GB8910771D0 (en) | 1989-06-28 |
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