JPS6181277U - - Google Patents
Info
- Publication number
- JPS6181277U JPS6181277U JP16501084U JP16501084U JPS6181277U JP S6181277 U JPS6181277 U JP S6181277U JP 16501084 U JP16501084 U JP 16501084U JP 16501084 U JP16501084 U JP 16501084U JP S6181277 U JPS6181277 U JP S6181277U
- Authority
- JP
- Japan
- Prior art keywords
- dropout
- compensation circuit
- video signal
- detection
- output
- 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 9
- 230000003111 delayed effect Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Television Signal Processing For Recording (AREA)
Description
第１図及び第２図は、本考案の一実施例に関し
、第１図は概略回路ブロツク図、第２図はその各
部の波形図である。第３図は従来のドロツプアウ
ト補償回路を示す図である。
１…ドロツプアウト検出器（ドロツプアウト検
出手段）、２…スイツチ（スイツチ手段）、３…
１Ｈ遅延線（遅延手段）、７…検出回路（検出手
段）、８…ミユート回路（ミユート手段）。
1 and 2 relate to an embodiment of the present invention; FIG. 1 is a schematic circuit block diagram, and FIG. 2 is a waveform diagram of each part thereof. FIG. 3 is a diagram showing a conventional dropout compensation circuit. 1...Dropout detector (dropout detection means), 2...Switch (switching means), 3...
1H delay line (delay means), 7...detection circuit (detection means), 8...mute circuit (mute means).
Claims (1)
検出信号を出力するドロツプアウト検出手段と、
前記ドロツプアウト検出信号により前記ＦＭ映像
信号と遅延ＦＭ映像信号とを選択導出するスイツ
チ手段と、前記スイツチ手段出力を入力とし前記
遅延ＦＭ映像信号を作成する遅延手段とを、備え
るドロツプアウト補償回路に於いて、 前記ドロツプアウト補償回路の出力の減衰を検
出して検出信号を出力する検出手段と、前記検出
信号により前記ドロツプアウト補償回路の出力を
ミユートするシユート手段とを、備えることを特
徴とするドロツプアウト補償回路。[Claims for Utility Model Registration] Dropout detection means for detecting attenuation of an FM video signal and outputting a dropout detection signal;
A dropout compensation circuit comprising: a switch means for selectively deriving the FM video signal and the delayed FM video signal based on the dropout detection signal; and a delay means for receiving the output of the switch means as an input and creating the delayed FM video signal. A dropout compensation circuit comprising: a detection means for detecting attenuation of the output of the dropout compensation circuit and outputting a detection signal; and a shunt means for muting the output of the dropout compensation circuit in response to the detection signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16501084U JPS6181277U (en) | 1984-10-31 | 1984-10-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16501084U JPS6181277U (en) | 1984-10-31 | 1984-10-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6181277U true JPS6181277U (en) | 1986-05-29 |
Family
ID=30722872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16501084U Pending JPS6181277U (en) | 1984-10-31 | 1984-10-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6181277U (en) |
-
1984
- 1984-10-31 JP JP16501084U patent/JPS6181277U/ja active Pending
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