JPS6264012U - - Google Patents
Info
- Publication number
- JPS6264012U JPS6264012U JP1985156949U JP15694985U JPS6264012U JP S6264012 U JPS6264012 U JP S6264012U JP 1985156949 U JP1985156949 U JP 1985156949U JP 15694985 U JP15694985 U JP 15694985U JP S6264012 U JPS6264012 U JP S6264012U
- Authority
- JP
- Japan
- Prior art keywords
- transistors
- control voltage
- circuit
- pulse
- voltage
- 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
- 238000010586 diagram Methods 0.000 description 11
Landscapes
- Details Of Television Systems (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Description
第１図は本考案による衛星放送システム全体の
概略のブロツク図、第２図は本考案によるアンテ
ナポジシヨナーの詳細なブロツク図、第３図は本
考案によるアンテナポジシヨナーのパネルの正面
図、第４図はフイードホーンの一部を切欠いた断
面図、第５図は本考案によるパルス発生回路の電
気回路図、第６図はコントロール電圧／パルス巾
の特性図、第７図はベース電圧／コレクタ電圧の
特性図、第８図は第６番端子の充電特性図、第９
図はトランジスタのバイアス回路図、第１０図は
ＶｂｅＩｃの温度特性図、第１１図はダイオード
を用いた温度補償回路図、第１２図はペアトラン
ジスタを用いた本考案の温度補償回路図、第１３
図はトランジスタのダイオード特性である。
２……フイードホーン、７２……Ｄ／Ａコンバ
ータ、７４……パルス発生回路、１０３……アン
テナ素子、１０４……ポラライザ、１０６……パ
ルス発生ＩＣ、１０７……ペアトランジスタ。
Figure 1 is a schematic block diagram of the entire satellite broadcasting system according to the present invention, Figure 2 is a detailed block diagram of the antenna positioner according to the present invention, Figure 3 is a front view of the panel of the antenna positioner according to the present invention, and Figure 3 is a front view of the panel of the antenna positioner according to the present invention. Figure 4 is a cross-sectional view with a portion of the feed horn cut away, Figure 5 is an electrical circuit diagram of the pulse generation circuit according to the present invention, Figure 6 is a control voltage/pulse width characteristic diagram, and Figure 7 is a base voltage/collector voltage. Figure 8 is the charging characteristic diagram of terminal No. 6, and Figure 9 is the charging characteristic diagram of terminal No. 6.
The figure is a bias circuit diagram of a transistor, Figure 10 is a temperature characteristic diagram of VbeIc, Figure 11 is a diagram of a temperature compensation circuit using a diode, Figure 12 is a diagram of a temperature compensation circuit of the present invention using a pair of transistors, and Figure 13 is a diagram of a temperature compensation circuit of the present invention using a pair of transistors.
The figure shows the diode characteristics of a transistor. 2...Feed horn, 72...D/A converter, 74...Pulse generation circuit, 103...Antenna element, 104...Polarizer, 106...Pulse generation IC, 107...Pair transistor.
Claims (1)
、このコントロール電圧の変化によりパルス巾を
制御するようにした回路において、前記コントロ
ール電圧の入力端子に、ペアトランジスタのうち
の一方のトランジスタのコレクタを結合し、両方
のトランジスタのエミツタとをもとに接地し、両
方のトランジスタのベースにコントロール電圧を
印加するようにし、トランジスタのベース・エミ
ツタ間電圧対コレクタ電流の非直線性を利用した
ことを特徴とするパルス発生回路の温度補償回路
。 In a circuit that applies a control voltage to a pulse generation IC and controls the pulse width by changing the control voltage, the collector of one of the pair of transistors is coupled to the input terminal of the control voltage, A pulse that is characterized in that the emitters of both transistors are grounded, and a control voltage is applied to the bases of both transistors, making use of the nonlinearity of the voltage between the base and emitter of the transistors versus the collector current. Temperature compensation circuit for the generation circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985156949U JPS6264012U (en) | 1985-10-14 | 1985-10-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985156949U JPS6264012U (en) | 1985-10-14 | 1985-10-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6264012U true JPS6264012U (en) | 1987-04-21 |
Family
ID=31079045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985156949U Pending JPS6264012U (en) | 1985-10-14 | 1985-10-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6264012U (en) |
-
1985
- 1985-10-14 JP JP1985156949U patent/JPS6264012U/ja active Pending