JPS62109579U - - Google Patents
Info
- Publication number
- JPS62109579U JPS62109579U JP19910485U JP19910485U JPS62109579U JP S62109579 U JPS62109579 U JP S62109579U JP 19910485 U JP19910485 U JP 19910485U JP 19910485 U JP19910485 U JP 19910485U JP S62109579 U JPS62109579 U JP S62109579U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- input
- frequency characteristic
- demodulation circuit
- correction
- 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 2
- 238000001514 detection method Methods 0.000 description 1
Landscapes
- Television Signal Processing For Recording (AREA)
Description
第１図は本考案のＦＭ信号復調回路の一実施例
を示したブロツク図、第２図は従来のＦＭ信号復
調回路の一例を示したブロツク図である。
３…トラツプ、４…リミツタ、５…復調回路、
７…レベル検出回路、８…可変型ゲインイコライ
ザ。
FIG. 1 is a block diagram showing an embodiment of the FM signal demodulation circuit of the present invention, and FIG. 2 is a block diagram showing an example of a conventional FM signal demodulation circuit. 3...Trap, 4...Limiter, 5...Demodulation circuit,
7...Level detection circuit, 8...Variable gain equalizer.
Claims (1)
復調するＦＭ信号復調回路において、入力ＦＭ信
号の振幅レベルに応じてこの入力ＦＭ信号の周波
数特性の補正状態を変化させる補正周波数特性変
化手段を設けたことを特徴とするＦＭ信号復調回
路。 In an FM signal demodulation circuit that demodulates the frequency characteristic of an input FM signal after correcting it, a correction frequency characteristic changing means is provided for changing the correction state of the frequency characteristic of the input FM signal in accordance with the amplitude level of the input FM signal. An FM signal demodulation circuit characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19910485U JPS62109579U (en) | 1985-12-26 | 1985-12-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19910485U JPS62109579U (en) | 1985-12-26 | 1985-12-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62109579U true JPS62109579U (en) | 1987-07-13 |
Family
ID=31160416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19910485U Pending JPS62109579U (en) | 1985-12-26 | 1985-12-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62109579U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0437274A (en) * | 1990-05-31 | 1992-02-07 | Matsushita Electric Ind Co Ltd | Automatic picture quality adjustment device for magnetic video reproducing device |
-
1985
- 1985-12-26 JP JP19910485U patent/JPS62109579U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0437274A (en) * | 1990-05-31 | 1992-02-07 | Matsushita Electric Ind Co Ltd | Automatic picture quality adjustment device for magnetic video reproducing device |
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