JPS62198711U - - Google Patents
Info
- Publication number
- JPS62198711U JPS62198711U JP8806986U JP8806986U JPS62198711U JP S62198711 U JPS62198711 U JP S62198711U JP 8806986 U JP8806986 U JP 8806986U JP 8806986 U JP8806986 U JP 8806986U JP S62198711 U JPS62198711 U JP S62198711U
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- voltage level
- detection section
- control unit
- level detection
- 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
- 238000001514 detection method Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Control Of Amplification And Gain Control (AREA)
- Amplifiers (AREA)
Description
第1図は本考案の可変バイアス形増幅回路の構
成ブロツク図、第2図は本考案の一実施例図、第
3図は従来の電流帰還バイアス回路図、第4図は
従来のAGC回路図である。
第1図において、1は高速形増幅器、2は電圧
レベル検出部、3は直流電圧制御部である。
Fig. 1 is a configuration block diagram of the variable bias type amplifier circuit of the present invention, Fig. 2 is a diagram of an embodiment of the present invention, Fig. 3 is a conventional current feedback bias circuit diagram, and Fig. 4 is a conventional AGC circuit diagram. It is. In FIG. 1, 1 is a high-speed amplifier, 2 is a voltage level detection section, and 3 is a DC voltage control section.
Claims (1)
を検出する電圧レベル検出部2と、 該電圧レベル検出部2で検出された入力信号の
電圧レベルにより直流電圧を制御する直流電圧制
御部3を設け、 該直流電圧制御部3で制御された出力電圧を、
該高速形増幅器1のバイアス電圧として用いるこ
とを特徴とする可変バイアス形増幅回路。[Claims for Utility Model Registration] A voltage level detection section 2 that detects the voltage level of a signal input to the high-speed amplifier 1, and a DC voltage controlled by the voltage level of the input signal detected by the voltage level detection section 2. A DC voltage control unit 3 is provided, and the output voltage controlled by the DC voltage control unit 3 is
A variable bias amplifier circuit characterized in that it is used as a bias voltage for the high speed amplifier 1.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8806986U JPS62198711U (en) | 1986-06-09 | 1986-06-09 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8806986U JPS62198711U (en) | 1986-06-09 | 1986-06-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS62198711U true JPS62198711U (en) | 1987-12-17 |
Family
ID=30945850
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8806986U Pending JPS62198711U (en) | 1986-06-09 | 1986-06-09 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS62198711U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03276912A (en) * | 1990-02-13 | 1991-12-09 | Nippon Telegr & Teleph Corp <Ntt> | Linear signal transmitter |
-
1986
- 1986-06-09 JP JP8806986U patent/JPS62198711U/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03276912A (en) * | 1990-02-13 | 1991-12-09 | Nippon Telegr & Teleph Corp <Ntt> | Linear signal transmitter |