JPS611102A - Microstrip antenna circuit switching polarized wave - Google Patents
Microstrip antenna circuit switching polarized waveInfo
- Publication number
- JPS611102A JPS611102A JP518584A JP518584A JPS611102A JP S611102 A JPS611102 A JP S611102A JP 518584 A JP518584 A JP 518584A JP 518584 A JP518584 A JP 518584A JP S611102 A JPS611102 A JP S611102A
- Authority
- JP
- Japan
- Prior art keywords
- antenna
- axis
- circuit
- strip
- conductor
- 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.)
- Granted
Links
- 239000004020 conductor Substances 0.000 claims abstract description 36
- 230000010287 polarization Effects 0.000 claims description 15
- 239000002184 metal Substances 0.000 claims description 8
- 239000000758 substrate Substances 0.000 claims description 7
- 239000003990 capacitor Substances 0.000 abstract description 8
- 230000005672 electromagnetic field Effects 0.000 abstract description 5
- 230000002265 prevention Effects 0.000 description 4
- 230000005284 excitation Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241001481828 Glyptocephalus cynoglossus Species 0.000 description 1
- 241000270708 Testudinidae Species 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/24—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
- H01Q21/245—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction provided with means for varying the polarisation
Landscapes
- Radio Transmission System (AREA)
- Waveguide Switches, Polarizers, And Phase Shifters (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Waveguide Aerials (AREA)
Abstract
Description
【発明の詳細な説明】
本発明は偏波切換えマイクロストリップアンテナ回路に
関するものである。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a polarization switching microstrip antenna circuit.
第１図に示す円形導体もしくは方形導体のパッチアンテ
ナにおいて、Ｘ軸上に給電点位置Ｑが存在するときの遠
方正面での電界の向きは。In the circular conductor or square conductor patch antenna shown in FIG. 1, what is the direction of the electric field at the far front when the feeding point position Q is on the X axis?
矢示の方向となり、偏波の方向はＸ軸と平行となる（第
１図Ａ、Ｂ）。同様にＹ軸上に給電位置Ｑが存在すると
きの遠方正面での電界の向きは、矢示の方向となり、偏
波の方向はＹ軸と平行となる（第１図Ｃ，Ｄ）。The direction of the polarization is parallel to the X axis (Fig. 1A, B). Similarly, when the feeding position Q exists on the Y-axis, the direction of the electric field at the far front is in the direction of the arrow, and the direction of polarization is parallel to the Y-axis (FIGS. 1C and D).
このようなパッチアンテナのいずれか１個のパッチアン
テナを用いて、そのＸ軸に平行な偏波をＹ軸に平行な偏
波に、またＹ軸に平行な偏波をＸ軸に平行な偏波に夫々
切換えるには、Ｘ軸上に存在する給電線路とＹ軸上に存
在する給・電線路との２個の給電線路を設け、これらの
給電線路を切換えることで達成できるものである。Using any one of these patch antennas, polarized waves parallel to the X-axis can be polarized parallel to the Y-axis, and polarized waves parallel to the Y-axis can be polarized parallel to the X-axis. Switching to each wave can be achieved by providing two feed lines, a feed line on the X-axis and a feed/power line on the Y-axis, and switching these feed lines.
第１図に示した円形導体もしくは方形導体のパッチアン
テナを用いて上述の偏波切換えを行なうには、第２図に
示すように、 １Ｍｕ Ｉ ｔ １−Ｏｃ ｔａｖｅ
。In order to perform the above polarization switching using the circular conductor or rectangular conductor patch antenna shown in FIG. 1, as shown in FIG.
.
Ｍｕｌ ｔ ｉ−Ｔｈｒｏｗ ＰＩＮ−Ｄｉｏｄｅ Ｓ
ｗｉ ｔｃｈｅｓ Ｊ ＤＲ，ＰＡＵＬ ＣＨＯＲＮＥ
Ｙ 。Multi i-Throw PIN-Diode S
witches J DR, PAUL CHORNE
Y.
Ｍｉｃｒｏｗａｖｅ Ｊ 、 ５ｅｐｔ −１９７４に
記載のＰＩＮダイオードスイッチを応用すれば容易［’
ｒ＋：ｒ能となるものである。This can be easily done by applying the PIN diode switch described in Microwave J, 5ept-1974 ['
r+: R function.
第２図において、１は方形導体のノシｙチアンテナ、２
はＹ軸のストリップ給電線路、３はＹ軸のストリップ給
電線路、４及び５は給電切換え用のＰＩＮダイオードで
、これらダイオード４の負極はストリップ給電線路２に
、ダイオード５の正極はストリップ給電線路３に夫々接
続され、更にダイオード４の正極及びダイオード５の負
極は共にストリップＲＦ給電回路６に接続されている。In Fig. 2, 1 is a rectangular conductor-shaped antenna;
is a Y-axis strip feed line, 3 is a Y-axis strip feed line, 4 and 5 are PIN diodes for switching the feed, the negative electrode of these diodes 4 is connected to the strip feed line 2, and the positive electrode of diode 5 is connected to the strip feed line 3. Further, the positive electrode of the diode 4 and the negative electrode of the diode 5 are both connected to the strip RF power supply circuit 6.
またス） ＩＪノブＲＦ給電回路６には、直流カノトコ
ンデンサクを介してストリップＲＦ給電回路８が接続さ
れ、更にリボン導体チフークコイル９．バイノ々スコン
デンサｌＯでなるバイアス供給回路１１を介してバイア
ス′電源端子１２が接続されている。Also, a strip RF power supply circuit 8 is connected to the IJ knob RF power supply circuit 6 via a DC capacitor, and further a ribbon conductor chifuku coil 9. A bias' power supply terminal 12 is connected via a bias supply circuit 11 consisting of a binoculars capacitor lO.
１３．１４ は夫々ストリップ給電線路２，３と地気
間に接続されたリボン導体でなるＲＦ漏洩５防止用チョ
ークコイルである。13 and 14 are choke coils for preventing RF leakage 5 made of ribbon conductors connected between the strip feed lines 2 and 3 and the ground, respectively.
このように構成された偏波切換えマイクロストリップア
ンテナ回路を動作させるには、バイアス電源端子１２に
印加するバイアス電圧Ｖをプラス電圧とすることにより
バイアス直流電流は＋Ｖ〜端子１２〜チョークコイル９
〜ストリップＲＦ給電線路６〜ＰＩＮダイオード４〜ス
トリップ給電線路２〜チョークコイル１３〜地気の閉回
路を流れ、これによりストリップＲＦ給電線路８〜直流
カットコンデンサ７〜ストリンプＲＦ給電線路６の径路
よりのＲＦ電力は。In order to operate the polarization switching microstrip antenna circuit configured in this way, the bias voltage V applied to the bias power supply terminal 12 is set to a positive voltage, so that the bias DC current is changed from +V to the terminal 12 to the choke coil 9.
- Strip RF feed line 6 - PIN diode 4 - Strip feed line 2 - Choke coil 13 - Flows through the closed circuit of the earth, thereby causing the flow from the path of strip RF feed line 8 - DC cut capacitor 7 - Strip RF feed line 6 RF power.
正バイアスされたＰ’ Ｉ Ｎダイオード４〜ストリツ
プ給電線路２の径路よりパッチアンテナｌのＹ軸に供給
されてＹ軸に並行な偏波が得られる。The signal is supplied to the Y-axis of the patch antenna l through the path from the positively biased P'IN diode 4 to the strip feed line 2, and a polarized wave parallel to the Y-axis is obtained.
この場合、ＰＩＮダイオード５は逆バイアスされ、更に
チョークコイル１３は、直流電流に対して低インピーダ
ンスであるもＲＦに対しては高インピーダンスとなるの
で、ＲＦ電力をパッチアンテナｌのＹ軸に供給すること
ができるものである。In this case, the PIN diode 5 is reverse biased, and the choke coil 13 has a low impedance for DC current but a high impedance for RF, so RF power is supplied to the Y axis of the patch antenna l. It is something that can be done.
これに対してパッチアンテナ１のＹ軸に並行な偏波をＣ
）るには、バイアス電の端子１２に印加するバイアス電
圧Ｖをマイナス電圧とすることによりバイアス直流電流
は、地気〜チョークコイル１４〜ストリップ給電線路３
〜ＰＩＮダイオード５〜ストリンプＲＦ給電線路６〜チ
ョークコイル９〜端子１２〜−■の閉回路を流れ。On the other hand, the polarized wave parallel to the Y axis of patch antenna 1 is C
), by setting the bias voltage V applied to the terminal 12 of the bias voltage to a negative voltage, the bias DC current is transferred from the earth to the choke coil 14 to the strip feed line 3.
~ PIN diode 5 ~ striped RF feed line 6 ~ choke coil 9 ~ terminal 12 ~ - ■ flows through the closed circuit.
これによりストリップＲＦ給電線路６よりのＲＦ電力は
、正バイアスされたＰＩＮダイオード５〜ストリップ給
電線路３の径路よりパッチアンテナ１のＹ軸に供給され
てＹ軸に並行な偏波が得られるものである。この場合、
ＰＩＮダイオード４は逆バイアスされ、更にチョークコ
イル１４は、直流電流に対しては低インピーダンスであ
るもＲＦに対しては高インピーダンスであるので、ＲＦ
電力をバッチアンテナｌＯＹ軸に供給することができる
ものである。As a result, the RF power from the strip RF feed line 6 is supplied to the Y axis of the patch antenna 1 through the path from the positively biased PIN diode 5 to the strip feed line 3, and polarization parallel to the Y axis is obtained. be. in this case,
The PIN diode 4 is reverse-biased, and the choke coil 14 has low impedance to direct current but high impedance to RF, so RF
Power can be supplied to the batch antenna lOY axis.
以上のように、バイアス電源電圧Ｖの極性をプラスまた
はマイナスにすることによりＰＩＮダイオード４または
５を切換えてスイッチ動作せしめ、パッチアンテナｌに
おけるＹ軸に並行な偏波をＹ軸に並行な偏波に、または
Ｙ軸に並行な偏波をＹ軸に並行な偏波に必要に応じて容
易に切換えることができるものである。As described above, by making the polarity of the bias power supply voltage V positive or negative, the PIN diode 4 or 5 is switched to operate the switch, and the polarized wave parallel to the Y-axis in the patch antenna l is changed to the polarized wave parallel to the Y-axis. or polarization parallel to the Y-axis to polarization parallel to the Y-axis as necessary.
しかしながらこのよ５に構成された偏波切換えマイクロ
ストリップアンテナ回路では、 ＲＦ漏洩防止用の２
個のチョークコイル１３．１４を要し、このことは一枚
の誘電体基板にエツチングにより第２図と同様のアンテ
ナ回路の多数を例えばレーダー用アンテナとして設ける
とすルトパッチアンテナ毎に２個のＲＦ漏洩防止用チョ
ークコイルを要するものであるからアンテナ回路のパタ
ーン設計が複雑になる等の問題がある。However, in the polarization switching microstrip antenna circuit configured in this way, the
This means that if a large number of antenna circuits similar to those shown in Fig. 2 are provided by etching on one dielectric substrate as a radar antenna, for example, two choke coils 13 and 14 are required for each root patch antenna. Since it requires a choke coil for preventing RF leakage, there are problems such as the pattern design of the antenna circuit becomes complicated.
本発明は、上記のＲＦ漏洩防止用チョークコイルを除去
した新規な偏波切換えマイクロストリップアンテナ回路
の提供を目的とし、第２図で示したＰＩＮダイオードス
イッチを用いた偏波切換えマイクロストリップアンテナ
回路を基礎とするも、誘電体基板の一面に設けた円形導
体もしくは方形導体のバッチアンテナをそれらの中心を
通して誘電体基板の他面に設けられた接地導体にスルー
ホールもしくは金属ピンをもって短絡する構造とするこ
とにより上述の目的を達成せんとするものである。以下
本発明を図面により説明する。第３図は本発明による一
実施例の構造を示し、２１は誘電体基板２０の一面に例
えば１ノチングにより設けられた円形導体バッチアンテ
ナ、２２は円形導体バッチアンテナ２１の中心を通して
誘電体基板２０の他面に設けられた接地導体２３に円形
導体バッチアンテナ２１を短絡せしめるスルーホールも
しくは金属ピン、２４及び２５はバッチアンテナ２１の
周縁より導出されたバッチアンテナ２ＩのＸ軸及びＹ軸
のストリップ給電線路、２６及び２７はＰＩＮダイオー
ドで、ＰＩＮダイオード２６の負極はストリップ給電線
路２４に、ＰＩＮダイオード２７の正極はストリップ給
電線路２５に大々接続され、更にＰＩＮダイオード２６
の正極及びＰＩＮダイオード２７の負極は共にストリッ
プＲＦ給電回路２８に接続されている。またストリップ
ＲＦ給電回路２８は、直流カットコンデンサ２９を介し
てストリップＲＦ給電回路３０に接続され、更にリボン
導体のチョークコイル３１及び方形導体３２でなるバイ
アス供給回路３３ｆ？０：介してバイアス電源端子３４
［接続されている。The present invention aims to provide a novel polarization-switching microstrip antenna circuit in which the above-mentioned RF leakage prevention choke coil is removed. The basic structure is to short-circuit a circular or square conductor batch antenna provided on one side of a dielectric substrate through its center to a ground conductor provided on the other side of the dielectric substrate using a through hole or metal pin. This aims to achieve the above objectives. The present invention will be explained below with reference to the drawings. FIG. 3 shows the structure of an embodiment according to the present invention, where 21 is a circular conductor batch antenna provided on one surface of a dielectric substrate 20 by, for example, one notching, and 22 is a circular conductor batch antenna that is passed through the center of the circular conductor batch antenna 21. A through hole or a metal pin short-circuits the circular conductor batch antenna 21 to the ground conductor 23 provided on the other side, and 24 and 25 are the X-axis and Y-axis strip feeds of the batch antenna 2I derived from the periphery of the batch antenna 21. Lines 26 and 27 are PIN diodes, the negative pole of the PIN diode 26 is connected to the strip feed line 24, the positive pole of the PIN diode 27 is connected to the strip feed line 25, and the PIN diode 26 is connected to the strip feed line 25.
The positive pole of the PIN diode 27 and the negative pole of the PIN diode 27 are both connected to a strip RF power supply circuit 28. The strip RF feed circuit 28 is connected to a strip RF feed circuit 30 via a DC cut capacitor 29, and further includes a bias supply circuit 33f? made up of a ribbon conductor choke coil 31 and a rectangular conductor 32? 0: Via bias power supply terminal 34
[It is connected.
次にこのように構成された本発明による偏波切換えマイ
クロストリップアンテナの動作について運べる。Next, the operation of the polarization switching microstrip antenna according to the present invention constructed as described above will be explained.
さて周知のとおりパッチアンテナの内部電磁界の励振モ
ードは、アンテナ形状が円形の場合＋！ Ｔ Ｍ 、、
モード、方形の場合はＴＭｏｌモードまた＆Ｘ Ｔ Ｍ
１０モードであり、バッチアンテナの中ｒ９における
励振電磁界は零となる。従ってバッチアンテナを、その
中心を通すスルーホールまたは金属ピンをもって接地板
と短絡しても、上述の励振電磁界は、バッチアンテナの
中心に取付けられたスルーホール、金属ピンの影響な何
ら受けないものである。As is well known, the excitation mode of the internal electromagnetic field of a patch antenna is +! when the antenna shape is circular. TM...
mode, TMol mode or &X T M for square
10 mode, and the excitation electromagnetic field at r9 in the batch antenna is zero. Therefore, even if the batch antenna is shorted to the ground plate by a through hole or metal pin that passes through its center, the above-mentioned excitation electromagnetic field will not be affected by the through hole or metal pin attached to the center of the batch antenna. It is.
これによりバイアス電源端子３４に印加するバイアス′
亀圧Ｖをグラス′屯圧とすれば、バイアス直流電流は＋
Ｖ〜端子３４〜リボノ纏体−のチョークコイル３１〜ス
トリツプＲＦ給電回路２８〜ＰＩＮダイオード２６〜ス
トリップ給電線路２４〜円形導体バッチアンテナ２１〜
スルーポールもしくは金桝ピン２２〜接地導体２３の閉
回路を流れ、ストリップＲＦ給亀回路３０〜直流カット
コンデ／す２９〜ストリツプＲＦ給電回路２８の径路よ
りのＲＦ電力ば、ｌＥバイアスされたＰＩＮダイオード
２６〜ストリップ幻屯巌路２４の径路を通りバッチアン
テナ２１のＸ軸に印加されてＸ軸に並行な偏波が得られ
る。As a result, the bias ' applied to the bias power supply terminal 34 is
If the tortoise pressure V is the glass tonnage pressure, the bias DC current is +
V~terminal 34~choke coil 31 of ribbon bundle ~strip RF feeder circuit 28~PIN diode 26~strip feeder line 24~circular conductor batch antenna 21~
If the RF power flows through the closed circuit from the through-pole or metal pin 22 to the ground conductor 23 and from the path from the strip RF feed circuit 30 to the DC cut capacitor 29 to the strip RF feed circuit 28, the RF power flows through the 1E biased PIN diode. 26 to the strip Gentun Ganro 24 and is applied to the X-axis of the batch antenna 21 to obtain polarized waves parallel to the X-axis.
この場合、ＰＩＮダイオード２７は逆バイアスされてい
るので、ＲＦ′に力はバッチアンテナ２１のＸ軸にのみ
印加し得るものである。In this case, since the PIN diode 27 is reverse biased, the RF' force can only be applied to the X axis of the batch antenna 21.
これに対してバッチアンテナ２１のＹ軸に並行な偏波な
得るには、バイアス電源端子３４に印加するバイアス電
圧をマイナス電圧とすることによりバイアス直流電流は
、接地導体２３〜スルーホールもしくは金属ピン２２〜
円形導体パッチアンテナ２１〜ストリップ給電線路２５
〜ＰＩＮダイオード２７〜ストリップＲＦ給電回路２８
〜リボン導体のチョークコイル３１〜端子３４〜−■の
閉回路を流れ、これによりストリップＲＦ給電回路２８
よりのＲＦ電力は。On the other hand, in order to obtain a polarized wave parallel to the Y-axis of the batch antenna 21, the bias voltage applied to the bias power supply terminal 34 is set to a negative voltage, so that the bias DC current is transferred from the ground conductor 23 to the through hole or metal pin. 22~
Circular conductor patch antenna 21 to strip feed line 25
~PIN diode 27~Strip RF power supply circuit 28
〜Ribbon conductor choke coil 31〜terminal 34〜-■ flows through the closed circuit of the strip RF power supply circuit 28
More RF power.
正バイアスされたＰＩ・Ｎダイオード２７〜ストリツプ
給亀勝路２５の径路を通り円形導体バッチアンテナ２１
のＹ＠に印加されてＹ軸に並行な偏波が得られる。この
場合、ＩＪＩＮダイオード２６は逆バイアスされている
ので、ＲＦ電力は円形導体バッチアンテナ２１のＹ＠に
のみ印加し得るものである。A circular conductor batch antenna 21 passes through a path from a positively biased PI/N diode 27 to a strip feed path 25.
is applied to Y@ of , and a polarized wave parallel to the Y axis is obtained. In this case, since the IJIN diode 26 is reverse biased, RF power can only be applied to Y@ of the circular conductor batch antenna 21.
向、上述ＩＦおいては、バッチアンテナとして円形導体
バッチアンテナ２１を用いて述べたが。In the above-mentioned IF, the circular conductor batch antenna 21 was used as the batch antenna.
方形導体バッチアンテナを用いてもよいことは勿論であ
る。Of course, a rectangular conductor batch antenna may also be used.
以上述べたように２本発明によれば、ＰＩＮダイオード
スイッチを用うるものも２円形導体もしくは方形導体バ
ッチアンテナのＸ軸、Ｙ軸の各ストリップ給電線路と接
地σを体に接続する第２図で上述した２個のＲＦ漏洩防
止用チョークコイルと同様のＲＦ漏洩防止用チョークコ
イルを除去することができるので、偏波切換えマイクロ
ストリップアンテナ回路の構成が簡単となり、特に一枚
の誘電体基板にエツチングにより多数の偏波切換えマイ
クロスリップアンテナ回路を形成するのに、そのパター
ン設計が簡易となると共に智にかつ容易になし得る等の
利点がある。As described above, according to the present invention, the X-axis and Y-axis strip feed lines of the circular conductor or square conductor batch antenna and the ground σ are connected to the body of the antenna using the PIN diode switch. Since the RF leakage prevention choke coil similar to the two RF leakage prevention choke coils described above can be removed, the configuration of the polarization switching microstrip antenna circuit is simplified, especially since it can be implemented on a single dielectric substrate. When forming a large number of polarization switching microslip antenna circuits by etching, the pattern design is simple and can be done intelligently and easily.
第１図Ａ、Ｂ、Ｃ，Ｄはパッチアンテナにおける給電線
路と偏波方向を説明づ−る参考図、第２図はＰＩＮダイ
オードスイッチを用いた偏波切換えパッチアンテナ回路
の構成図、第３図（Ａｌ及び（Ｂ）：工率発明による一
実施例の構造を示す平面図及び第３図（ＡｌのＢ −Ｂ
’線断面を示す断面図である。
１・・方形導体バッチアンテナ、２，３，２４゜２５
ストリップ給電線路、 ４，５，２６，２７ＰＩＮダ
イオード、 ６，８，２８．３０・・・ストリップ給
電回路、 ７．２９・直流カットコンデンサ、 １
１．３３・バイアス供給回路、９．３１・・リボン導体
チョークコイル、 １３．１４・・ＲＦ漏洩防止用チ
ョークコイル、２１・・・円形導体バッチアンテナ、２
２・スルーホールもしくは金属ビ／、 ２３・接地導体
、３２・・導体板コンデンサ。
特許出願人 日本無線株式会社
第１図
第２図
第３図（Ａ）
尾３図（Ｂ）
手続ネ甫正書（方式）
昭和６０年７月１６日Figures 1A, B, C, and D are reference diagrams explaining the feed lines and polarization directions in patch antennas. Figure 2 is a configuration diagram of a polarization switching patch antenna circuit using a PIN diode switch. Figure 3 Figures (Al and (B): A plan view showing the structure of an embodiment according to the invention, and Figure 3 (B-B of Al).
It is a cross-sectional view showing a line cross section. 1. Square conductor batch antenna, 2, 3, 24゜25
Strip power supply line, 4, 5, 26, 27 PIN diode, 6, 8, 28. 30... Strip power supply circuit, 7.29 DC cut capacitor, 1
1.33. Bias supply circuit, 9.31.. Ribbon conductor choke coil, 13.14.. RF leakage prevention choke coil, 21.. Circular conductor batch antenna, 2
2. Through hole or metal via, 23. Ground conductor, 32. Conductor plate capacitor. Patent Applicant: Japan Radio Co., Ltd. Figure 1 Figure 2 Figure 3 (A) Figure 3 (B) Procedural Procedure Manual (Method) July 16, 1985
Claims (1)
体のパッチアンテナがそれらの中心を通すスルーホール
もしくは金属ピンをもって上記誘電体基板の他面に設け
られた接地導体に短絡され、上記パッチアンテナの中心
に直交して上記パッチアンテナの周縁より第１、第２の
ストリップ給電線路が導出され、上記第１、第２のスト
リップ給電線路の上記パッチアンテナ側とは反対側の夫
々の端部とストリップＲＦ給電回路とが第１、第２のＰ
ＩＮダイオードをもってそれらの極性が互に異なるよう
に接続され、上記ストリップＲＦ給電回路にバイアス電
源がバイアス供給回路を介して接続されて構成されたこ
とを特徴とする偏波切換えマイクロストリップアンテナ
回路。A circular conductor or square conductor patch antenna provided on one side of the dielectric substrate is short-circuited to a ground conductor provided on the other side of the dielectric substrate with a through hole or metal pin passing through the center of the patch antenna. First and second strip feed lines are led out from the periphery of the patch antenna perpendicular to the center, and the respective ends of the first and second strip feed lines on the side opposite to the patch antenna side and the strip The RF feeding circuit is connected to the first and second P
1. A polarization switching microstrip antenna circuit characterized in that IN diodes are connected so that their polarities are different from each other, and a bias power source is connected to the strip RF feeding circuit via a bias feeding circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP518584A JPS611102A (en) | 1984-01-13 | 1984-01-13 | Microstrip antenna circuit switching polarized wave |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP518584A JPS611102A (en) | 1984-01-13 | 1984-01-13 | Microstrip antenna circuit switching polarized wave |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS611102A true JPS611102A (en) | 1986-01-07 |
| JPH0226402B2 JPH0226402B2 (en) | 1990-06-11 |
Family
ID=11604167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP518584A Granted JPS611102A (en) | 1984-01-13 | 1984-01-13 | Microstrip antenna circuit switching polarized wave |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS611102A (en) |
Cited By (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6354023A (en) * | 1986-08-22 | 1988-03-08 | バウマー エレクトリク アクチエンゲゼルシャフト | Structure of receiver of microwave signal |
| JPS63318827A (en) * | 1987-06-22 | 1988-12-27 | Matsushita Electric Works Ltd | Radio equipment |
| JPH01268209A (en) * | 1988-04-19 | 1989-10-25 | Mitsubishi Electric Corp | Antenna system |
| JPH03154503A (en) * | 1989-11-13 | 1991-07-02 | Hitachi Denshi Ltd | Polarization switching system for coaxial radiator |
| JPH04196901A (en) * | 1990-11-28 | 1992-07-16 | Murata Mfg Co Ltd | Plane polarization switcher |
| NL1001840C2 (en) * | 1995-12-07 | 1997-06-10 | Nederland Ptt | Label. |
| JP2000091842A (en) * | 1998-09-09 | 2000-03-31 | Nippon Telegr & Teleph Corp <Ntt> | Antenna system |
| US6104356A (en) * | 1995-08-25 | 2000-08-15 | Uniden Corporation | Diversity antenna circuit |
| WO2001029927A1 (en) * | 1999-10-15 | 2001-04-26 | Siemens Aktiengesellschaft | Switchable antenna |
| EP1557903A1 (en) * | 2002-09-26 | 2005-07-27 | Matsushita Electric Industrial Co., Ltd. | Radio terminal device antenna and radio terminal device |
| JP2006287766A (en) * | 2005-04-04 | 2006-10-19 | Toto Ltd | Radio wave transmission antenna and object sensor |
| EP1970994A1 (en) * | 2007-03-12 | 2008-09-17 | Nederlandse Organisatie voor toegepast- natuurwetenschappelijk onderzoek TNO | A direct current energy supplying antenna structure |
| JP2011527550A (en) * | 2008-07-07 | 2011-10-27 | センサーマティック・エレクトロニクス・エルエルシー | Switchable patch antenna for RFID shelf reading system |
| US10998642B1 (en) | 2020-01-03 | 2021-05-04 | Pivotal Commware, Inc. | Dual polarization patch antenna system |
| US11026055B1 (en) | 2020-08-03 | 2021-06-01 | Pivotal Commware, Inc. | Wireless communication network management for user devices based on real time mapping |
| US11069975B1 (en) | 2020-04-13 | 2021-07-20 | Pivotal Commware, Inc. | Aimable beam antenna system |
| US11088433B2 (en) | 2019-02-05 | 2021-08-10 | Pivotal Commware, Inc. | Thermal compensation for a holographic beam forming antenna |
| US11190266B1 (en) | 2020-05-27 | 2021-11-30 | Pivotal Commware, Inc. | RF signal repeater device management for 5G wireless networks |
| US11297606B2 (en) | 2020-09-08 | 2022-04-05 | Pivotal Commware, Inc. | Installation and activation of RF communication devices for wireless networks |
| US11374624B2 (en) | 2018-07-30 | 2022-06-28 | Pivotal Commware, Inc. | Distributed antenna networks for wireless communication by wireless devices |
| US11451287B1 (en) | 2021-03-16 | 2022-09-20 | Pivotal Commware, Inc. | Multipath filtering for wireless RF signals |
| US11497050B2 (en) | 2021-01-26 | 2022-11-08 | Pivotal Commware, Inc. | Smart repeater systems |
| US11706722B2 (en) | 2018-03-19 | 2023-07-18 | Pivotal Commware, Inc. | Communication of wireless signals through physical barriers |
| US11757180B2 (en) | 2019-02-20 | 2023-09-12 | Pivotal Commware, Inc. | Switchable patch antenna |
| US11843955B2 (en) | 2021-01-15 | 2023-12-12 | Pivotal Commware, Inc. | Installation of repeaters for a millimeter wave communications network |
| US11929822B2 (en) | 2021-07-07 | 2024-03-12 | Pivotal Commware, Inc. | Multipath repeater systems |
| US11937199B2 (en) | 2022-04-18 | 2024-03-19 | Pivotal Commware, Inc. | Time-division-duplex repeaters with global navigation satellite system timing recovery |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5829204A (en) * | 1981-08-17 | 1983-02-21 | Nippon Telegr & Teleph Corp <Ntt> | Microstrip antenna loaded with variable capacity active element |
| JPS5830209A (en) * | 1981-08-17 | 1983-02-22 | Sony Corp | Primary radiator of parabolic antenna device |
| JPS5842330A (en) * | 1981-09-07 | 1983-03-11 | Nippon Telegr & Teleph Corp <Ntt> | Diversity receiver |
-
1984
- 1984-01-13 JP JP518584A patent/JPS611102A/en active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5829204A (en) * | 1981-08-17 | 1983-02-21 | Nippon Telegr & Teleph Corp <Ntt> | Microstrip antenna loaded with variable capacity active element |
| JPS5830209A (en) * | 1981-08-17 | 1983-02-22 | Sony Corp | Primary radiator of parabolic antenna device |
| JPS5842330A (en) * | 1981-09-07 | 1983-03-11 | Nippon Telegr & Teleph Corp <Ntt> | Diversity receiver |
Cited By (40)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6354023A (en) * | 1986-08-22 | 1988-03-08 | バウマー エレクトリク アクチエンゲゼルシャフト | Structure of receiver of microwave signal |
| JPS63318827A (en) * | 1987-06-22 | 1988-12-27 | Matsushita Electric Works Ltd | Radio equipment |
| JPH01268209A (en) * | 1988-04-19 | 1989-10-25 | Mitsubishi Electric Corp | Antenna system |
| JPH03154503A (en) * | 1989-11-13 | 1991-07-02 | Hitachi Denshi Ltd | Polarization switching system for coaxial radiator |
| JPH04196901A (en) * | 1990-11-28 | 1992-07-16 | Murata Mfg Co Ltd | Plane polarization switcher |
| US6104356A (en) * | 1995-08-25 | 2000-08-15 | Uniden Corporation | Diversity antenna circuit |
| WO1997021191A1 (en) * | 1995-12-07 | 1997-06-12 | Koninklijke Ptt Nederland N.V. | Tag |
| NL1001840C2 (en) * | 1995-12-07 | 1997-06-10 | Nederland Ptt | Label. |
| JP2000091842A (en) * | 1998-09-09 | 2000-03-31 | Nippon Telegr & Teleph Corp <Ntt> | Antenna system |
| WO2001029927A1 (en) * | 1999-10-15 | 2001-04-26 | Siemens Aktiengesellschaft | Switchable antenna |
| EP1557903A1 (en) * | 2002-09-26 | 2005-07-27 | Matsushita Electric Industrial Co., Ltd. | Radio terminal device antenna and radio terminal device |
| EP1557903A4 (en) * | 2002-09-26 | 2007-08-01 | Matsushita Electric Ind Co Ltd | Radio terminal device antenna and radio terminal device |
| JP2006287766A (en) * | 2005-04-04 | 2006-10-19 | Toto Ltd | Radio wave transmission antenna and object sensor |
| EP1970994A1 (en) * | 2007-03-12 | 2008-09-17 | Nederlandse Organisatie voor toegepast- natuurwetenschappelijk onderzoek TNO | A direct current energy supplying antenna structure |
| WO2008111836A1 (en) * | 2007-03-12 | 2008-09-18 | Nederlandse Organisatie Voor Toegepast-Natuurwetenschappelijk Onderzoek Tno | A direct current energy supplying antenna structure |
| JP2011527550A (en) * | 2008-07-07 | 2011-10-27 | センサーマティック・エレクトロニクス・エルエルシー | Switchable patch antenna for RFID shelf reading system |
| US11706722B2 (en) | 2018-03-19 | 2023-07-18 | Pivotal Commware, Inc. | Communication of wireless signals through physical barriers |
| US11431382B2 (en) | 2018-07-30 | 2022-08-30 | Pivotal Commware, Inc. | Distributed antenna networks for wireless communication by wireless devices |
| US11374624B2 (en) | 2018-07-30 | 2022-06-28 | Pivotal Commware, Inc. | Distributed antenna networks for wireless communication by wireless devices |
| US11088433B2 (en) | 2019-02-05 | 2021-08-10 | Pivotal Commware, Inc. | Thermal compensation for a holographic beam forming antenna |
| US11848478B2 (en) | 2019-02-05 | 2023-12-19 | Pivotal Commware, Inc. | Thermal compensation for a holographic beam forming antenna |
| US11757180B2 (en) | 2019-02-20 | 2023-09-12 | Pivotal Commware, Inc. | Switchable patch antenna |
| WO2021137898A1 (en) * | 2020-01-03 | 2021-07-08 | Pivotal Commware, Inc. | Dual polarization patch antenna system |
| US10998642B1 (en) | 2020-01-03 | 2021-05-04 | Pivotal Commware, Inc. | Dual polarization patch antenna system |
| US11563279B2 (en) | 2020-01-03 | 2023-01-24 | Pivotal Commware, Inc. | Dual polarization patch antenna system |
| US11670849B2 (en) | 2020-04-13 | 2023-06-06 | Pivotal Commware, Inc. | Aimable beam antenna system |
| US11069975B1 (en) | 2020-04-13 | 2021-07-20 | Pivotal Commware, Inc. | Aimable beam antenna system |
| US11973568B2 (en) | 2020-05-27 | 2024-04-30 | Pivotal Commware, Inc. | RF signal repeater device management for 5G wireless networks |
| US11424815B2 (en) | 2020-05-27 | 2022-08-23 | Pivotal Commware, Inc. | RF signal repeater device management for 5G wireless networks |
| US11190266B1 (en) | 2020-05-27 | 2021-11-30 | Pivotal Commware, Inc. | RF signal repeater device management for 5G wireless networks |
| US11968593B2 (en) | 2020-08-03 | 2024-04-23 | Pivotal Commware, Inc. | Wireless communication network management for user devices based on real time mapping |
| US11026055B1 (en) | 2020-08-03 | 2021-06-01 | Pivotal Commware, Inc. | Wireless communication network management for user devices based on real time mapping |
| US11297606B2 (en) | 2020-09-08 | 2022-04-05 | Pivotal Commware, Inc. | Installation and activation of RF communication devices for wireless networks |
| US11844050B2 (en) | 2020-09-08 | 2023-12-12 | Pivotal Commware, Inc. | Installation and activation of RF communication devices for wireless networks |
| US11843955B2 (en) | 2021-01-15 | 2023-12-12 | Pivotal Commware, Inc. | Installation of repeaters for a millimeter wave communications network |
| US11497050B2 (en) | 2021-01-26 | 2022-11-08 | Pivotal Commware, Inc. | Smart repeater systems |
| US12010703B2 (en) | 2021-01-26 | 2024-06-11 | Pivotal Commware, Inc. | Smart repeater systems |
| US11451287B1 (en) | 2021-03-16 | 2022-09-20 | Pivotal Commware, Inc. | Multipath filtering for wireless RF signals |
| US11929822B2 (en) | 2021-07-07 | 2024-03-12 | Pivotal Commware, Inc. | Multipath repeater systems |
| US11937199B2 (en) | 2022-04-18 | 2024-03-19 | Pivotal Commware, Inc. | Time-division-duplex repeaters with global navigation satellite system timing recovery |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0226402B2 (en) | 1990-06-11 |
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