JPS6349884U - - Google Patents
Info
- Publication number
- JPS6349884U JPS6349884U JP14357886U JP14357886U JPS6349884U JP S6349884 U JPS6349884 U JP S6349884U JP 14357886 U JP14357886 U JP 14357886U JP 14357886 U JP14357886 U JP 14357886U JP S6349884 U JPS6349884 U JP S6349884U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- video signal
- pulse
- reproducing device
- 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 4
- 238000010586 diagram Methods 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Landscapes
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
Description
第１図は本考案の一実施例の構成を示すブロツ
ク図、第２図は本考案の一実施例の信号波形を示
す図表、第３図は従来の技術による構成の一例を
示すブロツク図。
１・２……磁気ヘツド、３……高周波リミタ、
４……ＦＭ復調器、５……デイエンフアシス回路
、７……ノイズキヤンセラ回路、８……出力回路
、９……映像表示部、１０……同期分離回路、１
１……パルス発生器、１２……検波回路、１３…
…表示ドライブ回路、１４……表示素子。
FIG. 1 is a block diagram showing a configuration of an embodiment of the present invention, FIG. 2 is a diagram showing signal waveforms of an embodiment of the present invention, and FIG. 3 is a block diagram showing an example of a configuration according to a conventional technique. 1, 2...Magnetic head, 3...High frequency limiter,
4...FM demodulator, 5...De-emphasis circuit, 7...Noise canceller circuit, 8...Output circuit, 9...Video display section, 10...Synchronization separation circuit, 1
1...Pulse generator, 12...Detection circuit, 13...
...display drive circuit, 14...display element.
Claims (1)
の同期信号の立上りより遅れて立上り前記同期信
号の立下りに先立つて立下るパルス信号を発生す
るパルス発生手段と、前記映像信号から前記パル
ス信号の継続時間に含まれる雑音成分を検出した
検波信号を出力する検波手段と、前記検波手段に
応じた信号を表示する表示手段とを備えてなる映
像信号記録再生装置。 In a video signal recording and reproducing device, a pulse generating means for generating a pulse signal that rises after a rise of a synchronization signal in the video signal and falls before a fall of the synchronization signal, and a continuation of the pulse signal from the video signal. A video signal recording and reproducing device comprising a detection means for outputting a detection signal that detects a noise component included in time, and a display means for displaying a signal according to the detection means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14357886U JPS6349884U (en) | 1986-09-18 | 1986-09-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14357886U JPS6349884U (en) | 1986-09-18 | 1986-09-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6349884U true JPS6349884U (en) | 1988-04-04 |
Family
ID=31053394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14357886U Pending JPS6349884U (en) | 1986-09-18 | 1986-09-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6349884U (en) |
-
1986
- 1986-09-18 JP JP14357886U patent/JPS6349884U/ja active Pending
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