JPH0344343U - - Google Patents
Info
- Publication number
- JPH0344343U JPH0344343U JP10364189U JP10364189U JPH0344343U JP H0344343 U JPH0344343 U JP H0344343U JP 10364189 U JP10364189 U JP 10364189U JP 10364189 U JP10364189 U JP 10364189U JP H0344343 U JPH0344343 U JP H0344343U
- Authority
- JP
- Japan
- Prior art keywords
- polarizer
- drive circuit
- satellite receiver
- compatible
- multiple types
- 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
- 229910000859 α-Fe Inorganic materials 0.000 claims description 4
- 239000000523 sample Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 7
Description
第１図は本考案の第１の実施例によるサテライ
トレシーバのブロツク構成図、第２図は第２実施
例によるブロツク構成図、第３図は第３実施例の
回路構成図、第４図は第４実施例の回路構成図、
第５図ａ，ｂは従来のサテライトレシーバのブロ
ツク構成図、第６図は衛星放送の受信装置の基本
構成図である。
１，２０，３０，４０……サテライトレシーバ
、２……パルスポラライザードライブ回路、３…
…マグネチツクフエライトポラライザードライブ
回路、４……エレクトリツクポラライザードライ
ブ回路、５，６，７，２４……ポラライザー端子
、８……パルスポラライザー、９……マグネチツ
クフエライトポラライザー、１０……エレクトリ
ツクポラライザー、２１，２２……ポラライザー
ドライブ回路、２３，ＳＷ１，ＳＷ２……切換ス
イツチ（切換手段）。
Fig. 1 is a block diagram of a satellite receiver according to a first embodiment of the present invention, Fig. 2 is a block diagram of a satellite receiver according to a second embodiment, Fig. 3 is a circuit diagram of a third embodiment, and Fig. 4 is a block diagram of a satellite receiver according to a first embodiment of the invention. A circuit configuration diagram of the fourth embodiment,
FIGS. 5a and 5b are block diagrams of a conventional satellite receiver, and FIG. 6 is a basic diagram of a satellite broadcast receiving apparatus. 1, 20, 30, 40...satellite receiver, 2...pulse polarizer drive circuit, 3...
...Magnetic ferrite polarizer drive circuit, 4...Electric polarizer drive circuit, 5, 6, 7, 24...Polarizer terminal, 8...Pulse polarizer, 9...Magnetic ferrite polarizer, 10...Electric polarizer, 21, 22...Polarizer drive circuit, 23, SW1, SW2...Switching switch (switching means).
Claims (1)
の極性を切換えるポラライザーを駆動するドライ
ブ回路を内臓したサテライトレシーバにおいて、 導波管内のプローブを９０度回転させるパルス
方式のポラライザーと、フエライトの磁界を変化
させるマグネチツクフエライト方式のポラライザ
ーと、ＦＥＴトランジスタによるエレクトリツク
方式のポラライザーとの各々に対応したドライブ
回路を具備したことを特徴とするサテライトレシ
ーバ。 (2) 複数種のポラライザーの方式に対応したポ
ラライザードライブ回路を内蔵したサテライトレ
シーバにおいて、 ポラライザードライブ回路の出力端子を複数種
のポラライザーの方式に共用し、かつ、使用する
ＢＳコンバータのポラライザー方式に合せて、対
応するポラライザードライブ回路を選択するため
の切換え手段を具備したことを特徴とするサテラ
イトレシーバ。[Claims for Utility Model Registration] (1) A pulse that rotates a probe in a waveguide by 90 degrees in a satellite receiver equipped with a drive circuit that drives a polarizer that switches the polarity of a BS converter that receives horizontally and vertically polarized waves. A satellite receiver comprising a drive circuit corresponding to each of a magnetic ferrite polarizer that changes the magnetic field of the ferrite, and an electric polarizer using FET transistors. (2) In a satellite receiver that has a built-in polarizer drive circuit compatible with multiple types of polarizer systems, the output terminal of the polarizer drive circuit is shared by multiple types of polarizer systems, and the polarizer drive circuit is compatible with the polarizer system of the BS converter used. 1. A satellite receiver comprising a switching means for selecting a corresponding polarizer drive circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10364189U JPH0344343U (en) | 1989-09-04 | 1989-09-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10364189U JPH0344343U (en) | 1989-09-04 | 1989-09-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0344343U true JPH0344343U (en) | 1991-04-24 |
Family
ID=31652466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10364189U Pending JPH0344343U (en) | 1989-09-04 | 1989-09-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0344343U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01164129A (en) * | 1987-12-19 | 1989-06-28 | Fujitsu General Ltd | Receiving polarization plane switch signal generation circuit |
-
1989
- 1989-09-04 JP JP10364189U patent/JPH0344343U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01164129A (en) * | 1987-12-19 | 1989-06-28 | Fujitsu General Ltd | Receiving polarization plane switch signal generation circuit |
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