JPH0351529U - - Google Patents
Info
- Publication number
- JPH0351529U JPH0351529U JP11038889U JP11038889U JPH0351529U JP H0351529 U JPH0351529 U JP H0351529U JP 11038889 U JP11038889 U JP 11038889U JP 11038889 U JP11038889 U JP 11038889U JP H0351529 U JPH0351529 U JP H0351529U
- Authority
- JP
- Japan
- Prior art keywords
- high frequency
- output voltage
- voltage level
- gain control
- automatic gain
- 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.)
- Granted
Links
- 238000010586 diagram Methods 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
Landscapes
- Noise Elimination (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Television Receiver Circuits (AREA)
- Control Of Amplification And Gain Control (AREA)
- Amplifiers (AREA)
Description
第１図〜第３図は本考案の一実施例を説明する
ためのもので、このうち第１図は混変調補償回路
およびその周辺部を示すブロツク図、第２図は混
変調補償回路を示すブロツク図、第３図は第２図
のＡＧＣ回路の入力対出力特性を示す説明図、第
４図は従来の混変調補償回路およびその周辺部を
示すブロツク図である。
３２……歪補償部、３３……ＡＧＣ回路、３４
……高周波増幅器、４４……アツテネータ、４５
……２分配器、４６……検波回路、４７……制御
電圧発生回路、４８……引き込みはずれ検出回路
。
Figures 1 to 3 are for explaining one embodiment of the present invention, of which Figure 1 is a block diagram showing the cross modulation compensation circuit and its peripheral parts, and Figure 2 is a block diagram showing the cross modulation compensation circuit. FIG. 3 is an explanatory diagram showing the input-to-output characteristics of the AGC circuit of FIG. 2, and FIG. 4 is a block diagram showing a conventional intermodulation compensation circuit and its peripheral parts. 32...Distortion compensation section, 33...AGC circuit, 34
...High frequency amplifier, 44 ...Attenuator, 45
. . . 2 divider, 46 . . . detection circuit, 47 . . . control voltage generation circuit, 48 . . .
Claims (1)
る非線形歪特性を補償するための歪特性を前記高
周波信号に与える歪補償手段と、 この歪補償手段からの出力電圧レベルが一定値
となるように制御を行う自動利得制御手段と、 この自動利得制御手段からの出力電圧レベルが
一定でなくなつたときに警告表示を行う警告表示
手段 とを具備することを特徴とする混変調補償回路。[Claims for Utility Model Registration] Distortion compensation means for imparting distortion characteristics to the high frequency signal to compensate for nonlinear distortion characteristics that occur when a high frequency amplifier amplifies the high frequency signal; A hybrid system characterized by comprising automatic gain control means for controlling the output voltage level to a constant value, and warning display means for displaying a warning when the output voltage level from the automatic gain control means is no longer constant. Modulation compensation circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11038889U JPH087704Y2 (en) | 1989-09-22 | 1989-09-22 | Cross modulation compensation circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11038889U JPH087704Y2 (en) | 1989-09-22 | 1989-09-22 | Cross modulation compensation circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0351529U true JPH0351529U (en) | 1991-05-20 |
| JPH087704Y2 JPH087704Y2 (en) | 1996-03-04 |
Family
ID=31658923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11038889U Expired - Lifetime JPH087704Y2 (en) | 1989-09-22 | 1989-09-22 | Cross modulation compensation circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH087704Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007530972A (en) * | 2004-03-31 | 2007-11-01 | バリアン・インコーポレイテッド | NMR capacitor switch |
-
1989
- 1989-09-22 JP JP11038889U patent/JPH087704Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007530972A (en) * | 2004-03-31 | 2007-11-01 | バリアン・インコーポレイテッド | NMR capacitor switch |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH087704Y2 (en) | 1996-03-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |