JPH01126639U - - Google Patents
Info
- Publication number
- JPH01126639U JPH01126639U JP1620288U JP1620288U JPH01126639U JP H01126639 U JPH01126639 U JP H01126639U JP 1620288 U JP1620288 U JP 1620288U JP 1620288 U JP1620288 U JP 1620288U JP H01126639 U JPH01126639 U JP H01126639U
- Authority
- JP
- Japan
- Prior art keywords
- antenna
- circuit
- wideband amplifier
- distortion
- detection circuit
- 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 3
Landscapes
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Control Of Amplification And Gain Control (AREA)
- Noise Elimination (AREA)
Description
第１図は本考案にかかる高周波回路のブロツク
図、第２図乃至第４図は本考案の原理を説明する
高次歪及び高次歪検出回路の周波数特性説明図、
第５図は従来の高周波回路のブロツク図である。 １１……アンテナ、１２……バンドパスフイル
タ、１３……広帯域増幅器、１４……電圧制御減
衰器、２０……ＡＧＣ電圧発生部、２１……高次
歪検出回路。
図、第２図乃至第４図は本考案の原理を説明する
高次歪及び高次歪検出回路の周波数特性説明図、
第５図は従来の高周波回路のブロツク図である。 １１……アンテナ、１２……バンドパスフイル
タ、１３……広帯域増幅器、１４……電圧制御減
衰器、２０……ＡＧＣ電圧発生部、２１……高次
歪検出回路。
Claims (1)
- アンテナとチユーナ間に配設される広帯域増幅
器における高次の歪成分を検出する歪検出回路と
、広帯域増幅器の前段に設けられ歪成分の大きさ
に応じてアンテナ出力信号を減衰させる減衰回路
とを有することを特徴とする高周波回路。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1620288U JPH01126639U (ja) | 1988-02-09 | 1988-02-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1620288U JPH01126639U (ja) | 1988-02-09 | 1988-02-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01126639U true JPH01126639U (ja) | 1989-08-30 |
Family
ID=31228923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1620288U Pending JPH01126639U (ja) | 1988-02-09 | 1988-02-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01126639U (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010274604A (ja) * | 2009-05-29 | 2010-12-09 | Mitsubishi Heavy Industries Printing & Packaging Machinery Ltd | 印刷機及び印刷方法 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5647132A (en) * | 1979-09-25 | 1981-04-28 | Matsushita Electric Ind Co Ltd | Broad-band receiving circuit |
-
1988
- 1988-02-09 JP JP1620288U patent/JPH01126639U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5647132A (en) * | 1979-09-25 | 1981-04-28 | Matsushita Electric Ind Co Ltd | Broad-band receiving circuit |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010274604A (ja) * | 2009-05-29 | 2010-12-09 | Mitsubishi Heavy Industries Printing & Packaging Machinery Ltd | 印刷機及び印刷方法 |