JP2699922B2 - High power coaxial directional coupler - Google Patents
High power coaxial directional couplerInfo
- Publication number
- JP2699922B2 JP2699922B2 JP7100619A JP10061995A JP2699922B2 JP 2699922 B2 JP2699922 B2 JP 2699922B2 JP 7100619 A JP7100619 A JP 7100619A JP 10061995 A JP10061995 A JP 10061995A JP 2699922 B2 JP2699922 B2 JP 2699922B2
- Authority
- JP
- Japan
- Prior art keywords
- transmission line
- main transmission
- directional coupler
- dielectric
- sub
- 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.)
- Expired - Lifetime
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Description
【０００１】[0001]
【産業上の利用分野】本発明は、マイクロ波又はミリ波
の結合を行なう大電力同軸形方向性結合器に関し、特
に、人工衛星に搭載して宇宙空間等の真空下で使用する
大電力同軸形方向性結合器に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a high power coaxial directional coupler for coupling microwaves or millimeter waves, and more particularly to a high power coaxial directional coupler mounted on an artificial satellite and used under vacuum in outer space or the like. The present invention relates to a directional coupler.
【０００２】[0002]
【従来の技術】以下、図２を参照しつつ、従来の大電力
同軸形方向性結合器について説明する。図２は従来の大
電力同軸形方向性結合器を示すものであり、同図（ａ）
は平面断面図、同図（ｂ）は同図（ａ）のＢ−Ｂ断面図
である。2. Description of the Related Art A conventional high power coaxial directional coupler will be described below with reference to FIG. FIG. 2 shows a conventional high power coaxial directional coupler, and FIG.
Is a plan sectional view, and FIG. 4B is a BB sectional view of FIG.
【０００３】同図（ａ），（ｂ）に示すように、従来の
大電力同軸形方向性結合器１００は、矩形状（又は円柱
状）の主伝送線路１０１と副伝送線路１０２を、金属製
のハウジング１０８内に所定間隔をあけて配置し、か
つ、ブロック１０３，１０３によって支持する構成とし
てあった。ここで、これら主伝送線路１０１及び副伝送
線路１０２は、人工衛星の打ち上げ時の振動，衝撃によ
り互いの位置関係にずれが生じないようにするため、ブ
ロック１０３，１０３との固定は、それぞれ接着剤１０
４，１０４で行なっていた。As shown in FIGS. 1 (a) and 1 (b), a conventional high power coaxial directional coupler 100 includes a rectangular (or cylindrical) main transmission line 101 and a sub transmission line 102 formed of metal. It is arranged such that it is disposed at a predetermined interval in a housing 108 made of metal and is supported by the blocks 103, 103. Here, the main transmission line 101 and the sub transmission line 102 are fixed to the blocks 103 and 103, respectively, in order to prevent the positional relationship between the main transmission line 101 and the sub transmission line 102 from being shifted due to vibration and impact when the artificial satellite is launched. Agent 10
4,104.
【０００４】また、ハウジング１０８の上面で、かつ、
主伝送線路１０１の両端部近傍に対応する位置には、金
属製の調整用ねじ１０５，１０５が取り付けてあった。
さらに、これら主伝送線路１０１及び副伝送線路１０２
の各端部には、同軸コネクタ１０６ａ，１０６ｂ及び１
０７ａ，１０７ｂが接続してあった。[0004] Also, on the upper surface of the housing 108,
At positions corresponding to the vicinity of both ends of the main transmission line 101, adjustment screws 105 made of metal were attached.
Further, the main transmission line 101 and the sub transmission line 102
Each end has a coaxial connector 106a, 106b and 1
07a and 107b were connected.
【０００５】このような構成からなる従来の大電力同軸
形方向性結合器１００では、例えば、同軸コネクタ１０
６ａを介して、マイクロ波帯又はミリ波帯の電磁波を主
伝送線路１０１に入力することにより、この電磁波の一
部を主伝送線路１０１から副伝送線路１０２に伝送さ
せ、同軸コネクタ１０６ｂ，１０７ｂのそれぞれから、
主伝送線路１０１と副伝送線路１０２の結合度に応じた
電磁波を出力させていた。In the conventional high-power coaxial directional coupler 100 having such a configuration, for example, the coaxial connector 10
By inputting a microwave band or a millimeter wave band electromagnetic wave to the main transmission line 101 via the main transmission line 101, a part of the electromagnetic wave is transmitted from the main transmission line 101 to the sub transmission line 102, and the coaxial connectors 106b and 107b From each,
An electromagnetic wave corresponding to the degree of coupling between the main transmission line 101 and the sub transmission line 102 is output.
【０００６】また、調整用ねじ１０５，１０５を回転さ
せることによって、これら調整用ねじ１０５，１０５と
主伝送線路１０１との距離を変化させ、主伝送線路１０
１と同軸コネクタ１０６ａ，１０６ｂの入出力インピー
ダンスの調整を行なっていた。By rotating the adjusting screws 105, 105, the distance between the adjusting screws 105, 105 and the main transmission line 101 is changed, and
1 and the input and output impedances of the coaxial connectors 106a and 106b were adjusted.
【０００７】[0007]
【発明が解決しようとする課題】ところが、上述した従
来の大電力同軸形方向性結合器１００を人工衛星に搭載
して宇宙空間の真空下で用いた場合、以下のような問題
点があった。However, when the above-mentioned conventional high-power coaxial directional coupler 100 is mounted on an artificial satellite and used in a vacuum in outer space, there are the following problems. .
【０００８】すなわち、従来の大電力同軸形方向性結合
器１００は、金属製の調整ねじ１０５によって主伝送線
路１０１と同軸コネクタ１０６ａ，１０６ｂの入出力イ
ンピーダンスを調整する構成としてあったため、マイク
ロ波帯又はミリ波帯の高電力の電磁波を主伝送線路１０
１に入力すると、調整ねじ１０５と主伝送線路１０１の
間に電界が集中して放電を起こし、電気的特性が劣化し
てしまうという問題があった。That is, the conventional high-power coaxial directional coupler 100 has a configuration in which the input and output impedances of the main transmission line 101 and the coaxial connectors 106a and 106b are adjusted by the metal adjusting screw 105. Alternatively, a high power electromagnetic wave in the millimeter wave band is transmitted to the main transmission line 10.
When input to 1, the electric field is concentrated between the adjusting screw 105 and the main transmission line 101 to cause a discharge, and there is a problem that electrical characteristics are deteriorated.
【０００９】また、主伝送線路１０１の通過損失による
発熱のため、主伝送線路１０１及び副伝送線路１０２と
ブロック１０３，１０３とを接合する接着剤１０４，１
０４からアウトガスが発生し、このアウトガスによって
主伝送線路１０１とハウジング１０８の間で放電を生
じ、電気的特性が劣化してしまうという問題もあった。Further, due to heat generated by the passage loss of the main transmission line 101, the adhesives 104, 1 for joining the blocks 103, 103 with the main transmission line 101 and the sub transmission line 102 are used.
There is also a problem that an outgas is generated from the electric power 04 and the outgas causes a discharge between the main transmission line 101 and the housing 108, thereby deteriorating the electrical characteristics.
【００１０】さらに、従来の大電力同軸形方向性結合器
１００では、副伝送線路１０２の全長が自由空間波長λ
の１／４の長さであったため、機器の大型化，大重量化
をまねくという問題があった。Further, in the conventional high power coaxial directional coupler 100, the total length of the sub-transmission line 102 is equal to the free space wavelength λ.
However, since the length is 1/4 of the length, there is a problem that the size and weight of the device are increased.
【００１１】なお、特開平３−７４９６２号では、主伝
送線路及び副伝送線路と、これら主伝送線路及び副伝送
線路を収納するための専用のスリットを形成した金属製
のプレートと、前記主伝送線路及び副伝送線路に嵌挿さ
れ、これら主伝送線路及び副伝送線路を前記スリット内
に保持するリング状のスぺーサとを備えた大電力同軸形
方向性結合器が提案されている。また、特開昭６３−５
０１６７６号では、誘電体材料によって形成されたコ字
形のスぺーサによって前記主伝送線路及び副伝送線路を
前記スリット内に保持する大電力同軸形方向性結合器が
提案されている。In Japanese Patent Application Laid-Open No. 3-74962, a main transmission line and a sub transmission line, a metal plate having a dedicated slit for accommodating the main transmission line and the sub transmission line, and There has been proposed a high-power coaxial directional coupler including a ring-shaped spacer that is inserted into a transmission line and a sub-transmission line and holds the main transmission line and the sub-transmission line in the slit. Also, JP-A-63-5
No. 01676 proposes a high power coaxial directional coupler in which the main transmission line and the sub transmission line are held in the slit by a U-shaped spacer formed of a dielectric material.
【００１２】これら大電力同軸形方向性結合器では、前
記主伝送線路及び副伝送線路とスぺーサとの結合に接着
剤を用いないので、上記のようなアウトガスによる放電
は生じない。しかし、調整ねじによって主伝送線路と同
軸コネクタの入出力インピーダンスの調整を行なう構成
であれば、この調整ねじと主伝送線路の間で放電が生じ
てしまう。[0012] In these high-power coaxial directional couplers, no adhesive is used for coupling the main transmission line and the sub transmission line to the spacer, so that the above-described discharge due to outgas does not occur. However, if the input and output impedances of the main transmission line and the coaxial connector are adjusted by the adjusting screw, discharge occurs between the adjusting screw and the main transmission line.
【００１３】本発明は、上記問題点にかんがみてなされ
たものであり、宇宙空間の真空下における放電を確実に
防止することができるとともに、副伝送線路の短縮によ
る機器の小型軽量化を図ることができる大電力同軸形方
向性結合器の提供を目的とする。SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and it is possible to reliably prevent a discharge in a vacuum in outer space, and to reduce the size and weight of a device by shortening a sub-transmission line. It is an object of the present invention to provide a high-power coaxial directional coupler capable of performing the above-described steps.
【００１４】[0014]
【課題を解決するための手段】上記目的を達成するため
に、本発明の大電力同軸形方向性結合器は、金属導体の
主伝送線路と、誘電体材料によって形成され、内部に、
所定の間隔をあけて互いに対向する前記主伝送線路及び
前記副伝送線路と同形状の収納溝が設けてあるととも
に、前記主伝送線路の収納溝の一端側上部及び他端側下
部の前記主伝送線路と対応する位置に収納凹部を設けた
誘電体ブロックと、この誘電体ブロックより比誘電率の
大きい誘電体材料によって上記誘電体ブロックの凹部と
同形状に形成され、上記凹部に交換可能に収納される誘
電体板と、この誘電板を収納した上記誘電体ブロックを
覆う金属製のハウジングとを備えた構成としてある。In order to achieve the above object, a high power coaxial directional coupler of the present invention is formed by a main transmission line of a metal conductor and a dielectric material.
A storage groove having the same shape as the main transmission line and the sub transmission line facing each other at a predetermined interval is provided, and one end upper part and the other end lower part of the storage groove of the main transmission line are provided.
A dielectric block provided with a storage recess at a position corresponding to the main transmission line, and a dielectric constant of
Due to the large dielectric material, the concave portion of the dielectric block
A dielectric plate formed in the same shape and exchangeably housed in the recess, and a metal housing that covers the dielectric block housing the dielectric plate are provided.
【００１５】好ましくは、前記主伝送線路及び前記副伝
送線路の断面形状を矩形とした構成としてある。Preferably, the main transmission line and the sub transmission line have a rectangular cross section.
【００１６】[0016]
【作用】上記構成からなる本発明の大電力同軸形方向性
結合器によれば、主伝送線路と副伝送線路とを、これら
と同形状の収納溝に収納して誘電体ブロック内部に密閉
する構成としたことにより、宇宙空間の真空下における
放電の発生を確実に防止することができる。According to the high power coaxial directional coupler of the present invention having the above-described structure, the main transmission line and the sub transmission line are housed in the housing grooves having the same shape as these, and are sealed inside the dielectric block. With this configuration, it is possible to reliably prevent the occurrence of discharge in a vacuum in outer space.
【００１７】また、この大電力同軸形方向性結合器で
は、比誘電率の異なる様々な誘電体板に交換することに
よって、主伝送線路と同軸コネクタの入出力インピーダ
ンスを調整することができる。In the high power coaxial directional coupler, the input and output impedances of the main transmission line and the coaxial connector can be adjusted by replacing with various dielectric plates having different relative dielectric constants.
【００１８】さらに、前記副伝送線路を誘電体ブロック
内部に密閉する構成としたことにより、従来、λ／４で
あった副伝送線路の全長をλ／４・（１／（εｒ）
1/2 ）に短縮することができる。またさらに、前記主伝
送線路及び副伝送線路の断面形状を矩形とした場合は、
前記主伝送線路及び副伝送線路を安定した状態で固定す
ることができ、振動，衝撃による位置ずれ，断線等を防
止することができる。Further, by adopting a structure in which the sub-transmission line is hermetically sealed inside the dielectric block, the total length of the sub-transmission line, which was conventionally λ / 4, is reduced to λ / 4 · (1 / (εr).
1/2 ). Further, when the cross-sectional shape of the main transmission line and the sub transmission line is rectangular,
The main transmission line and the sub transmission line can be fixed in a stable state, and displacement or disconnection due to vibration or impact can be prevented.
【００１９】[0019]
【実施例】以下、本発明の一実施例に係る大電力同軸形
方向性結合器について、図面を参照しつつ説明する。図
１は本発明の一実施例に係る大電力同軸形方向性結合器
を示すものであり、同図（ａ）は平面断面図、同図
（ｂ）は同図（ａ）のＡ−Ａ断面図である。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A high power coaxial directional coupler according to one embodiment of the present invention will be described below with reference to the drawings. FIG. 1 shows a high-power coaxial directional coupler according to an embodiment of the present invention. FIG. 1 (a) is a plan sectional view, and FIG. 1 (b) is AA in FIG. 1 (a). It is sectional drawing.
【００２０】同図（ａ），（ｂ）において、１０は誘電
体ブロックであり、比誘電率の小さい誘電体材料（例え
ば、テフロン（登録商標）：比誘電率εｒ＝２．１）に
よって形成してある。この誘電体ブロック１０は、図１
（ｂ）に示すように、上下方向に二分割してあり、その
内部には、所定の間隔をあけて互いに対向し、かつ、同
じ断面矩形であって後述する主伝送線路２０及び副伝送
線路３０を収納する収納溝１２，１３が設けてある。こ
こで、収納溝１２，１３の間隔は、必要な結合度に応じ
て適宜決定する。1A and 1B, reference numeral 10 denotes a dielectric block, which is formed of a dielectric material having a small relative dielectric constant (for example, Teflon (registered trademark): relative dielectric constant εr = 2.1). I have. This dielectric block 10 corresponds to FIG.
As shown in FIG. 1B, the main transmission line 20 and the sub transmission line are divided into two parts in the vertical direction, and oppose each other at a predetermined interval. Storage grooves 12 and 13 for storing 30 are provided. Here, the interval between the storage grooves 12 and 13 is appropriately determined according to the required degree of coupling.
【００２１】なお、本実施例では、主伝送線路２０及び
副伝送線路３０を断面矩形の金属導体としたので、これ
を収納する収納溝１２，１３も断面矩形としたが、主伝
送線路２０及び副伝送線路３０の形状を断面円形とする
場合は、収納溝１２，１３もこれに応じて断面円形とす
る。In the present embodiment, the main transmission line 20 and the sub transmission line 30 are made of metal conductors having a rectangular cross section. Therefore, the storage grooves 12 and 13 for storing these are also rectangular in cross section. When the shape of the auxiliary transmission line 30 is circular in cross section, the storage grooves 12, 13 are also circular in cross section accordingly.
【００２２】また、誘電体ブロック１０の、収納溝１２
の一端側上部及び他端側下部で、かつ、収納溝１２の両
端部近傍と対応する位置には、同じ円柱形状であって後
述する誘電体板４０，４０を収納する収納凹部１４，１
５がそれぞれ設けてある。The storage groove 12 of the dielectric block 10
At the upper end and the lower end of the other end of the storage groove 12 and at positions corresponding to the vicinity of both ends of the storage groove 12, the storage recesses 14, 1 which have the same columnar shape and store the dielectric plates 40, 40 described below are provided.
5 are provided.
【００２３】前記誘電体板４０，４０は、比誘電率の比
較的大きい誘電体材料（例えば、比誘電率εｒ＝２８）
によって形成され、かつ、収納凹部１４，１５と同じ形
状の円柱状部材であり、上述した誘電体ブロック１０の
収納凹部１４，１５に圧入される。ここで、この大電力
同軸形方向性結合器１の製作時において、あらかじめ比
誘電率εｒの異なる誘電体板４０を数枚用意しておき、
これら誘電体板４０を試験的に組み合わせて主伝送線路
２０と後述する同軸コネクタ６１ａ，６１ｂの入出力イ
ンピーダンスを調整している。The dielectric plates 40, 40 are made of a dielectric material having a relatively large relative permittivity (for example, a relative permittivity εr = 28).
And is a columnar member having the same shape as the storage recesses 14 and 15, and is pressed into the storage recesses 14 and 15 of the dielectric block 10 described above. Here, when manufacturing the high power coaxial directional coupler 1, several dielectric plates 40 having different relative dielectric constants εr are prepared in advance,
These dielectric plates 40 are experimentally combined to adjust the input / output impedance of the main transmission line 20 and coaxial connectors 61a and 61b described later.
【００２４】５０は金属製のハウジングであり、主伝送
線路２０と副伝送線路３０及び誘電体板４０，４０を収
納した状態の誘電体ブロック１０を覆う。また、このハ
ウジング５０の壁部には、前記同軸コネクタ６１ａ，６
１ｂ及び６２ａ，６２ｂが取り付けてある。これら同軸
コネクタ６１ａ，６１ｂ及び６２ａ，６２ｂは、それぞ
れ主伝送線路２０及び副伝送線路３０の端部に接続して
ある。Reference numeral 50 denotes a metal housing which covers the dielectric block 10 in which the main transmission line 20, the sub transmission line 30, and the dielectric plates 40, 40 are housed. Also, the coaxial connectors 61a, 61
1b and 62a, 62b are attached. These coaxial connectors 61a, 61b and 62a, 62b are connected to the ends of the main transmission line 20 and the sub transmission line 30, respectively.
【００２５】上記構成からなる本実施例の大電力同軸形
方向性結合器１では、例えば、同軸コネクタ６１ａを介
して、マイクロ波帯又はミリ波帯の高電力の電磁波を主
伝送線路２０入力すると、この電磁波の一部が主伝送線
路２０から副伝送線路３０に伝送され、同軸コネクタ６
１ｂ及び６２ｂのそれぞれから、主伝送線路２０と副伝
送線路３０の結合度に応じた電磁波が出力される。In the high-power coaxial directional coupler 1 of this embodiment having the above-described configuration, for example, when a high-power electromagnetic wave in the microwave band or the millimeter wave band is input to the main transmission line 20 via the coaxial connector 61a. A part of this electromagnetic wave is transmitted from the main transmission line 20 to the sub transmission line 30,
From each of 1b and 62b, an electromagnetic wave corresponding to the degree of coupling between the main transmission line 20 and the sub transmission line 30 is output.
【００２６】このような本実施例の大電力同軸形方向性
結合器１によれば、上述のように、同軸コネクタ６１ａ
を介してマイクロ波帯又はミリ波帯の高電力の電磁波を
入力しても、主伝送線路２０及び副伝送線路３０をこれ
らと同形状の収納溝１２，１３に収納して誘電体ブロッ
ク１０内部に密閉する構成としてあるので、宇宙空間の
真空下における放電の発生を確実に防止することがで
き、宇宙空間において電気的特性を維持することが可能
となる。According to the high-power coaxial directional coupler 1 of this embodiment, as described above, the coaxial connector 61a
, The main transmission line 20 and the sub transmission line 30 are accommodated in the accommodating grooves 12 and 13 having the same shape as those of the microwave block or the millimeter wave band. Since the structure is hermetically sealed, it is possible to reliably prevent the occurrence of electric discharge in a vacuum in the outer space, and to maintain the electrical characteristics in the outer space.
【００２７】また、接着剤を用いずに主伝送線路２０及
び副伝送線路３０を固定しているので、アウトガスによ
る放電も防止することができる。Further, since the main transmission line 20 and the sub transmission line 30 are fixed without using an adhesive, discharge due to outgas can be prevented.
【００２８】さらに、この大電力同軸形方向性結合器１
では、比誘電率の異なる種々の誘電体板４０，４０を組
み合わせることによって、主伝送線路２０と同軸コネク
タ６１ａ，６１ｂの入出力インピーダンスを調整するこ
とができる。Further, the high power coaxial directional coupler 1
By combining various dielectric plates 40 having different relative dielectric constants, the input / output impedance of the main transmission line 20 and the coaxial connectors 61a and 61b can be adjusted.
【００２９】またさらに、副伝送線路３０を誘電体ブロ
ック１０内部に密閉する構成としたことにより、従来、
λ／４であった副伝送線路３０の全長をλ／４・（１／
（εｒ）1/2 ）に短縮することができ、機器の小型軽量
化を図ることができる。Furthermore, the structure in which the sub-transmission line 30 is sealed inside the dielectric block 10 has been
The total length of the sub-transmission line 30 of λ / 4 is λ / 4 · (1 /
(Εr) 1/2 ), and the size and weight of the device can be reduced.
【００３０】また、主伝送線路２０及び副伝送線路３０
の断面形状を矩形としたことにより、これら主伝送線路
２０及び副伝送線路３０を安定した状態で固定すること
ができ、振動，衝撃による位置ずれ，断線等を防止する
ことができる。The main transmission line 20 and the sub transmission line 30
The main transmission line 20 and the sub transmission line 30 can be fixed in a stable state by making the cross-sectional shape of a rectangular shape, and it is possible to prevent displacement, disconnection, and the like due to vibration and impact.
【００３１】[0031]
【発明の効果】以上のように、本発明の大電力同軸形方
向性結合器によれば、宇宙空間の真空下における放電を
確実に防止することができるとともに、副伝送線路の短
縮による機器の小型軽量化を図ることができる。As described above, according to the high-power coaxial directional coupler of the present invention, it is possible to reliably prevent discharge under the vacuum in outer space, and to reduce the length of the auxiliary transmission line to reduce the equipment. The size and weight can be reduced.
【図１】本発明の一実施例に係る大電力同軸形方向性結
合器を示すものであり、同図（ａ）は平面断面図、同図
（ｂ）は同図（ａ）のＡ−Ａ断面図である。FIGS. 1A and 1B show a high-power coaxial directional coupler according to an embodiment of the present invention. FIG. 1A is a plan sectional view, and FIG. It is A sectional drawing.
【図２】従来の大電力同軸形方向性結合器を示すもので
あり、同図（ａ）は平面断面図、同図（ｂ）は同図
（ａ）のＢ−Ｂ断面図である。FIGS. 2A and 2B show a conventional high power coaxial directional coupler, wherein FIG. 2A is a plan sectional view and FIG. 2B is a sectional view taken along line BB of FIG.
【符号の説明】 １ 大電力同軸形方向性結合器 １０ 誘電体ブロック １２，１３ 収納溝 １４，１５ 収納凹部 ２０ 主伝送線路 ３０ 副伝送線路 ４０ 誘電体板 ５０ ハウジング ６１ａ，６１ｂ，６２ａ，６２ｂ 同軸コネクタ[Description of Signs] 1 High power coaxial directional coupler 10 Dielectric block 12, 13 Storage groove 14, 15 Storage recess 20 Main transmission line 30 Sub transmission line 40 Dielectric plate 50 Housing 61a, 61b, 62a, 62b Coaxial connector
Claims (2)
けて互いに対向する前記主伝送線路及び前記副伝送線路
と同形状の収納溝が設けてあるとともに、前記主伝送線
路の収納溝の一端側上部及び他端側下部の前記主伝送線
路と対応する位置に収納凹部を設けた誘電体ブロック
と、 この誘電体ブロックより比誘電率の大きい誘電体材料に
よって上記誘電体ブロックの凹部と同形状に形成され、
上記凹部に交換可能に収納される誘電体板と、 この誘電板を収納した上記誘電体ブロックを覆う金属製
のハウジングとを備えたことを特徴とする大電力同軸形
方向性結合器。1. A main transmission line made of a metal conductor, a sub transmission line made of a metal conductor, and the main transmission line and the sub transmission line formed of a dielectric material and facing each other at a predetermined interval. A dielectric block provided with a storage groove of the same shape, and provided with a storage recess at a position corresponding to the main transmission line at an upper end on one end side and a lower end on the other end side of the storage groove of the main transmission line; Formed in the same shape as the concave portion of the dielectric block by a dielectric material having a larger relative dielectric constant than the block,
A high-power coaxial directional coupler comprising: a dielectric plate exchangeably housed in the recess; and a metal housing that covers the dielectric block housing the dielectric plate.
面形状が矩形である請求項１記載の大電力同軸形方向性
結合器。2. The high power coaxial directional coupler according to claim 1, wherein the main transmission line and the sub transmission line have rectangular cross sections.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7100619A JP2699922B2 (en) | 1995-03-31 | 1995-03-31 | High power coaxial directional coupler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7100619A JP2699922B2 (en) | 1995-03-31 | 1995-03-31 | High power coaxial directional coupler |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH08274514A JPH08274514A (en) | 1996-10-18 |
| JP2699922B2 true JP2699922B2 (en) | 1998-01-19 |
Family
ID=14278865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7100619A Expired - Lifetime JP2699922B2 (en) | 1995-03-31 | 1995-03-31 | High power coaxial directional coupler |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2699922B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101516871B1 (en) | 2013-06-13 | 2015-05-04 | (주)티알에프 | Housing for directional coupler |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108574131B (en) * | 2017-03-08 | 2021-02-09 | 清华大学 | Microwave waveguide component, microwave waveguide air extractor and accelerator |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6480102A (en) * | 1987-09-21 | 1989-03-27 | Murata Manufacturing Co | Method for adjusting characteristic of high-frequency circuit |
| JPH0444705U (en) * | 1990-08-18 | 1992-04-16 |
-
1995
- 1995-03-31 JP JP7100619A patent/JP2699922B2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101516871B1 (en) | 2013-06-13 | 2015-05-04 | (주)티알에프 | Housing for directional coupler |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH08274514A (en) | 1996-10-18 |
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