JPS6215902A - Primary radiator and converter provided therewith - Google Patents
Primary radiator and converter provided therewithInfo
- Publication number
- JPS6215902A JPS6215902A JP15429185A JP15429185A JPS6215902A JP S6215902 A JPS6215902 A JP S6215902A JP 15429185 A JP15429185 A JP 15429185A JP 15429185 A JP15429185 A JP 15429185A JP S6215902 A JPS6215902 A JP S6215902A
- Authority
- JP
- Japan
- Prior art keywords
- primary radiator
- converter
- circularly polarized
- output terminal
- polarized waves
- 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
- 238000006243 chemical reaction Methods 0.000 claims 1
- 230000010287 polarization Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004088 foaming agent Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
Landscapes
- Structure Of Receivers (AREA)
- Waveguide Connection Structure (AREA)
- Aerials With Secondary Devices (AREA)
- Waveguide Aerials (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
【発明の詳細な説明】
［発明の技術分野］
本発明は、ＩＩ！放送の受信に用いられる一次放射器及
びこの放射器を備えたコンバータの改良に関する。[Detailed Description of the Invention] [Technical Field of the Invention] The present invention is directed to II! The present invention relates to improvements in a primary radiator used for broadcast reception and a converter equipped with this radiator.
［従来技術とその欠点〕
衛星放送の受信機は、受信アンテナ、一次放射器、ＢＳ
コンバータ、ＢＳチューナとこれらを接続する接続ケー
ブルにより構成されている。[Prior art and its drawbacks] A satellite broadcasting receiver has a receiving antenna, a primary radiator, a BS
It consists of a converter, a BS tuner, and a connection cable that connects them.
従来、このうちで一次放射器及びコンバータ部は、例え
ば第５図に示すような構成となっていた。Conventionally, the primary radiator and converter section have been configured as shown in FIG. 5, for example.
同図に於いて、一次放射器１１は、ホーン部１１ａ、円
偏波発生器１１ｂ、及びインピーダンス変換器１１Ｃに
より構成されている。この一次放射器１１は取付ねじ１
２によりコンバーター３の先端に固定されている。In the figure, the primary radiator 11 includes a horn portion 11a, a circularly polarized wave generator 11b, and an impedance converter 11C. This primary radiator 11 has a mounting screw 1
2 is fixed to the tip of the converter 3.
すなわち、受信アンテナ（パラボラアンテナ）により集
められた電波（１２ＧＨｚ帯）を一次放射器１１により
取込み、コンバーター３部に於いて中間周波数帯（１Ｇ
Ｈｚ）の信号に変換して増幅し、出力コネクター４から
接続ケーブルを通じて屋内のＢＳチューナに送るもので
ある。That is, the radio waves (12 GHz band) collected by the receiving antenna (parabolic antenna) are taken in by the primary radiator 11, and the intermediate frequency band (1 GHz band) is taken in by the converter 3 section.
Hz), amplifies the signal, and sends it from the output connector 4 to the indoor BS tuner via the connection cable.
ところで、このような衛星放送に於いては、電波の送受
信には円偏波が用いられ、受信地域により右旋円偏波、
左旋円偏波のいずれかが用いられる。By the way, in such satellite broadcasting, circularly polarized waves are used for transmitting and receiving radio waves, and depending on the receiving area, there are right-handed circularly polarized waves, right-handed circularly polarized waves,
Either left-handed circular polarization is used.
しかしながら、従来の一次放射器の構造にあっでは、一
つの地域でのみの受信では問題はないが、考
右旋円偏波、左旋円偏波が用いられるそれぞれの国（地
域）へ製品を供給する場合に問題がある。However, with the conventional primary radiator structure, there is no problem with reception in only one area, but we supply products to each country (region) where right-handed circularly polarized waves and left-handed circularly polarized waves are used. There is a problem if you do.
すなわち、右旋円偏波、左旋円偏波のそれぞれの円偏波
発生器を備えた一次放射器としてコンバータに組込んだ
上出荷する必要がある。That is, it is necessary to install it in a converter as a primary radiator equipped with circularly polarized wave generators for right-handed circularly polarized waves and left-handed circularly polarized waves, and then ship it.
このような作業は生産工場内に限られ、出荷された後で
の流通中での作業は不可能であり、将来の世界市場への
供給を考慮した場合に販売効率が極めて悪くなる。Such work is limited to the production factory, and cannot be carried out during distribution after shipment, resulting in extremely poor sales efficiency when considering future supply to the world market.
［発明の目的コ
本発明は上記実情に鑑みてなされたもので、その目的は
、右旋円偏波、左旋円偏波それぞれの円偏波発生器を備
え、かっ′出荷□後使用者に於いていずれの偏波への切
換えも容易であり、販売効率の向上した一次放射器及び
これを備えたコンバータを提供することにある。[Purpose of the Invention] The present invention has been made in view of the above-mentioned circumstances, and its purpose is to provide circularly polarized wave generators for right-handed circularly polarized waves and left-handed circularly polarized waves, It is an object of the present invention to provide a primary radiator and a converter equipped with the same, which can be easily switched to any polarization and has improved sales efficiency.
［発明の要点コ
本発明に係る一次放射器は、右旋円偏ｉ発生用の放射素
子を構成する第１の平面素子及び左旋円偏波発生用の放
射素子を構成する第２の平面素子 ）によりア
ース板を挟持し、かつ前記第１の平面素子から第１の出
力端子、前記第２の平面素子から第２の出力端子をそれ
ぞれ取り出したものである。[Summary of the Invention: The primary radiator according to the present invention includes a first planar element constituting a radiating element for generating right-handed circularly polarized waves i, and a second planar element constituting a radiating element for generating left-handed circularly polarized waves. ), and a first output terminal is taken out from the first planar element and a second output terminal is taken out from the second planar element.
また、本発明に係るコンバータは内部回路にソケット部
を有しており、このソケット部に前記一次放射器の出力
端子のいずれか一方が挿入接続される構造となっている
。受信地域に応じて円偏波の旋回方向を切換える場合に
は、一次放射器を１８０度反転してコンバータに取付け
るものである。Further, the converter according to the present invention has a socket part in the internal circuit, and has a structure in which either one of the output terminals of the primary radiator is inserted and connected to the socket part. When switching the direction of rotation of circularly polarized waves depending on the receiving area, the primary radiator is inverted 180 degrees and attached to the converter.
［発明の実施例］
以下、図面を参照して本発明の一実施例を説明する。第
１図に於いて、２１は一次放射器であり、この放射器２
１はコンバータ２２の先端に取付ねじ２３゜２３により
取付られている。一次放射器２１は第２図（ａ）（ｂ）
に示すような平面素子を用いた構成とな゛っている。す
なわち、この放射器２１は同図（ｂ）に示すように、接
着剤等により２枚のプリント基板２１ａ、 ２１ｂでア
ース板２１ｃを挟持したサンドインチ構造となっている
。′＝方のプリント基板２１ａには第３図（ａ）に示す
ような右旋回円偏波発生用の放射素子５１．５１・・・
が形成され、他方のプリント基板２１には同図（ｂ）に
示すような一逍旋回円偏波発生用の放射素子５２．５２
・・・がそれぞれ形成されている。放射素子５１．５１
・・・間、放射素子５２゜５２・・・間はそれぞれ移相
図、路５３及びインピーダンス整合回路５４により接続
され、給電点５５より給電されるようになっている。一
方のプリント基板２１ａ側からは出力端子２４ａ、他方
のプリント基板２１ｂ側からは出力端子２４ｂがそれぞ
れ取り出されている。[Embodiment of the Invention] Hereinafter, an embodiment of the present invention will be described with reference to the drawings. In Fig. 1, 21 is a primary radiator, and this radiator 2
1 is attached to the tip of the converter 22 with a mounting screw 23°23. The primary radiator 21 is shown in FIGS. 2(a) and (b).
It has a configuration using a planar element as shown in the figure. That is, as shown in FIG. 2B, this radiator 21 has a sandwich structure in which a ground plate 21c is sandwiched between two printed circuit boards 21a and 21b using adhesive or the like. The printed circuit board 21a on the side '= is provided with radiating elements 51, 51, . . . for generating right-handed circularly polarized waves as shown in FIG. 3(a).
is formed, and the other printed circuit board 21 is provided with radiating elements 52 and 52 for generating circularly polarized waves in unison as shown in FIG.
... are formed respectively. Radiating element 51.51
. . , and the radiating elements 52 and 52 . An output terminal 24a is taken out from one printed circuit board 21a side, and an output terminal 24b is taken out from the other printed circuit board 21b side.
また、一次放射器２１はプラスチック製の防水カバー２
５により覆われている。この防水カバー２５にはフラン
ジ部２５ａが設けられており、このフランジ部２５ａに
上記取付ねじ２３．２３挿通用のねじ孔２６゜２６が形
成されている。防水カバー２５と一次放射器２１との間
には発泡剤、２７が充填、され、これにより一次放射器
２１部分への結露を防止している。・ ゛第４図はこの
プリント基板２．１ ａ 、 、２１ ｂの各出力端子
２４ａ、２４ｂと、コンバータ２２側のプリント基板２
８との接続構造を一示、すものであ−る。すなわち、・
プリント基板２８に形成された高周波増幅回路２９の先
端部−に−は受は口端子、３０が設けられ１．−この受
は口端子３０に一次放射器２１側の出力端子２４ａ、２
４ｂのいずれか一方が挿入接続されるようになっている
。In addition, the primary radiator 21 is covered with a plastic waterproof cover 2.
Covered by 5. This waterproof cover 25 is provided with a flange portion 25a, and screw holes 26.degree. 26 for inserting the mounting screws 23 and 23 are formed in this flange portion 25a. A foaming agent 27 is filled between the waterproof cover 25 and the primary radiator 21, thereby preventing dew condensation on the primary radiator 21 portion.・゛Figure 4 shows the output terminals 24a, 24b of the printed circuit boards 2.1a, 21b, and the printed circuit board 2 on the converter 22 side.
This figure shows the connection structure with 8. In other words,・
A socket terminal 30 is provided at the tip end of the high frequency amplification circuit 29 formed on the printed circuit board 28.1. - This receiver connects the output terminals 24a and 2 on the primary radiator 21 side to the mouth terminal 30.
4b is inserted and connected.
上記一次放射器２１はパラボラ反射鏡面に平行になるよ
うに設置され、受信地域で使用される円偏波の旋回方向
に応じて、プリント基板２１ａ、２１ｂの出力端子２４
ａ、２４ｂのいずれか一方をコンバータ２２側の受は口
端子３０に挿入接続するものである。The primary radiator 21 is installed parallel to the parabolic reflecting mirror surface, and the output terminals 21 of the printed circuit boards 21a and 21b are
Either one of a and 24b is inserted and connected to the socket terminal 30 on the converter 22 side.
例えば、右旋円偏波が用いられる地域にあっては、プリ
ント基板２Ｉａ側の出力端子２４ａを選択し、左旋円偏
波が用いられる地域にあっては１８０度反転させて他方
の出力端子２４ｂを受は口端子３０に挿入接続する。出
力端子２４ａあるいは出力端子２４ｂを受は口端子３０
に挿入した後は、この一次放射器２１は第１図に示した
ように取付ねじ２３．２３により、コンバータ２２に固
定される。For example, in an area where right-handed circularly polarized waves are used, the output terminal 24a on the printed circuit board 2Ia side is selected, and in an area where left-handed circularly polarized waves are used, the output terminal 24b is reversed by 180 degrees and the other output terminal 24b is selected. The receiver is inserted into the mouth terminal 30 and connected. The terminal 30 receives the output terminal 24a or the output terminal 24b.
Once inserted into the converter 22, this primary radiator 21 is secured to the converter 22 by means of mounting screws 23, 23 as shown in FIG.
このように本発明の一次放射器２１では、従来のホーン
型放射器とは異なり、プリント基板２１ａ。As described above, the primary radiator 21 of the present invention differs from the conventional horn-type radiator in that the primary radiator 21 has a printed circuit board 21a.
２１ｂによる平面素子を用い、この平面素子自身で円偏
波を発生をする構造であるため、直接にコンバータ２２
の入力部のプリント基板２８に接続させることが可能と
なり構造が簡単となる。また、右旋円偏波、左旋円偏波
の切換えを誰でもワンタッチで容易に行うことができる
。したがって、パラボラアンテナ、コンバータ２２と一
次放射器２１を一体とした製品をいずれの地域にも供給
することが可能となる。21b is used, and since the planar element itself generates circularly polarized waves, it is directly connected to the converter 22.
This makes it possible to connect to the printed circuit board 28 of the input section of the device, which simplifies the structure. Additionally, anyone can easily switch between right-handed circularly polarized waves and left-handed circularly polarized waves with a single touch. Therefore, it becomes possible to supply a product that integrates a parabolic antenna, converter 22, and primary radiator 21 to any region.
［発明の効果コ
以上のように本発明によれば、右旋円偏波、左旋円偏波
の切換えを簡単な構造で容易に行うことができるため、
一次放射器及びコンバータを一体とした製品をいずれの
地域へも出荷することができ、従来に比べて販売効率が
大幅に向上する。[Effects of the Invention] As described above, according to the present invention, switching between right-handed circularly polarized waves and left-handed circularly polarized waves can be easily performed with a simple structure.
A product that combines a primary radiator and a converter can be shipped to any region, greatly improving sales efficiency compared to the past.
第１図は本発明の一実施例に係る一次放射器及びコンバ
ータの外観構成を示す側面図、第２図は上記一次放射器
の構造を示す断面図、第３図は同一次放射器の素子パタ
ーンを示す平面図、第４図は同一次放射器とコンバータ
との接続構造を示プ斜視図、第５図は従来の一次放射器
及びコンバータの外観を示す側面図である。
２１・・・一次放射器、２１ａ、 ２Ｔｂ・・・プリン
ト基板、２１Ｃ・・・アース板、２２・・・コンバータ
、２３・・・取付ねじ、２４ａ 、 ２４ｂ ・＝出力
端子、２５ ・・・防水カバー、５１．５２・・・放射
素子。
出願人代理人 弁理士 鈴江武彦
！；支 第、つ
電 シル５
第２図FIG. 1 is a side view showing the external configuration of a primary radiator and converter according to an embodiment of the present invention, FIG. 2 is a sectional view showing the structure of the primary radiator, and FIG. 3 is an element of the same-order radiator. FIG. 4 is a plan view showing the pattern, FIG. 4 is a perspective view showing the connection structure between the primary radiator and the converter, and FIG. 5 is a side view showing the appearance of the conventional primary radiator and converter. 21...Primary radiator, 21a, 2Tb...Printed circuit board, 21C...Earth plate, 22...Converter, 23...Mounting screw, 24a, 24b...=output terminal, 25...Waterproof Cover, 51.52...radiating element. Applicant's representative Patent attorney Takehiko Suzue! ; Support No. 5, Figure 2
Claims (3)
面素子と、左旋円偏波発生用の放射素子を構成する第２
の平面素子と、前記第１の平面素子と第２の平面素子に
より挟持されたアース板と、前記第１の平面素子から取
り出された第１の出力端子と、前記第２の平面素子から
取り出された第２の出力端子とを有することを特徴とす
る一次放射器。(1) A first planar element that constitutes a radiating element for generating right-handed circularly polarized waves, and a second plane element that constitutes a radiating element for generating left-handed circularly polarized waves.
a grounding plate sandwiched between the first planar element and the second planar element, a first output terminal taken out from the first planar element, and a first output terminal taken out from the second planar element. A primary radiator, characterized in that it has a second output terminal.
面素子及び左旋円偏波発生用の放射素子を構成する第２
の平面素子によりアース板を挟持し、かつ前記第１の平
面素子から第１の出力端子、前記第２の平面素子から第
２の出力端子をそれぞれ取り出した一次放射器と、内部
回路にソケット部を有し、同ソケット部に前記一次放射
器の出力端子のいずれか一方が挿入接続される周波数変
換用のコンバータと、前記一次放射器を前記コンバータ
に固定する固定手段とを具備し、前記第１の出力端子及
び第２の出力端子の切換えは当該一次放射器を１８０度
反転させて行うことを特徴とする一次放射器を備えたコ
ンバータ。(2) A first planar element forming a radiating element for generating right-handed circularly polarized waves and a second plane element forming a radiating element for generating left-handed circularly polarized waves.
A primary radiator having a ground plate sandwiched between planar elements, a first output terminal from the first planar element, and a second output terminal from the second planar element, and a socket portion in the internal circuit. a converter for frequency conversion into which one of the output terminals of the primary radiator is inserted and connected to the socket portion, and a fixing means for fixing the primary radiator to the converter; 1. A converter equipped with a primary radiator, characterized in that switching between a first output terminal and a second output terminal is performed by inverting the primary radiator by 180 degrees.
ータとの接続部はプラスチックカバーにより覆われてい
る特許請求の範囲第２項記載の一次放射器を備えたコン
バータ。(3) A converter equipped with a primary radiator according to claim 2, wherein the primary radiator and the connecting portion between the same primary radiator and the converter are covered with a plastic cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15429185A JPS6215902A (en) | 1985-07-15 | 1985-07-15 | Primary radiator and converter provided therewith |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15429185A JPS6215902A (en) | 1985-07-15 | 1985-07-15 | Primary radiator and converter provided therewith |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6215902A true JPS6215902A (en) | 1987-01-24 |
Family
ID=15580930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15429185A Pending JPS6215902A (en) | 1985-07-15 | 1985-07-15 | Primary radiator and converter provided therewith |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6215902A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6425213U (en) * | 1987-08-06 | 1989-02-13 | ||
| JPH01206732A (en) * | 1988-02-12 | 1989-08-18 | Maspro Denkoh Corp | Converter for microwave reception |
| US5270722A (en) * | 1990-12-27 | 1993-12-14 | Thomson-Csf | Patch-type microwave antenna |
| US5539420A (en) * | 1989-09-11 | 1996-07-23 | Alcatel Espace | Multilayered, planar antenna with annular feed slot, passive resonator and spurious wave traps |
-
1985
- 1985-07-15 JP JP15429185A patent/JPS6215902A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6425213U (en) * | 1987-08-06 | 1989-02-13 | ||
| JPH01206732A (en) * | 1988-02-12 | 1989-08-18 | Maspro Denkoh Corp | Converter for microwave reception |
| US5539420A (en) * | 1989-09-11 | 1996-07-23 | Alcatel Espace | Multilayered, planar antenna with annular feed slot, passive resonator and spurious wave traps |
| US5270722A (en) * | 1990-12-27 | 1993-12-14 | Thomson-Csf | Patch-type microwave antenna |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4263598A (en) | Dual polarized image antenna | |
| JPS6365703A (en) | Planar antenna | |
| JP2000307341A (en) | Antenna system | |
| US6369778B1 (en) | Antenna having multi-directional spiral element | |
| US5734354A (en) | Flat plate antenna | |
| JP3467752B2 (en) | Mobile communication terminal and its antenna device | |
| US6317101B1 (en) | Antenna having multi-directional spiral elements | |
| JPS6215902A (en) | Primary radiator and converter provided therewith | |
| JP2003101340A (en) | Diversity antenna and wireless communication device | |
| US6801789B1 (en) | Multiple-beam antenna | |
| JP2006211289A (en) | Antenna device and receiving system | |
| JPS61281704A (en) | SHF band planar antenna | |
| JP3185406B2 (en) | Planar antenna | |
| JPH1032418A (en) | Flat antenna | |
| JPH10322111A (en) | Parabolic cylinder type reflector antenna device | |
| JPS62210703A (en) | planar antenna | |
| JPS63318826A (en) | Radio equipment | |
| JP6799433B2 (en) | Polarization shared antenna | |
| JP2751304B2 (en) | Antenna feeder | |
| JPH11112227A (en) | Planar antenna for receiving satellite broadcasting | |
| JPH089930Y2 (en) | Parabolic antenna device | |
| CN212517541U (en) | 5G indoor base station antenna | |
| JP2513000Y2 (en) | Train antenna device | |
| JPH03283903A (en) | Microstrip planer antenna | |
| JPH11220324A (en) | Antenna device |