JPH032775U - - Google Patents
Info
- Publication number
- JPH032775U JPH032775U JP6332189U JP6332189U JPH032775U JP H032775 U JPH032775 U JP H032775U JP 6332189 U JP6332189 U JP 6332189U JP 6332189 U JP6332189 U JP 6332189U JP H032775 U JPH032775 U JP H032775U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- sync
- composite video
- video signal
- separation 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
- 238000000926 separation method Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 2
- 239000002131 composite material Substances 0.000 claims 3
- 239000000284 extract Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Description
第１図は本考案の一実施例のブロツク図である
。
１……入力バツフア、２……増幅器、３……同
期分離回路、４……同期信号検知回路、５……映
像切替スイツチ、６……映像機器。
FIG. 1 is a block diagram of one embodiment of the present invention. 1...Input buffer, 2...Amplifier, 3...Synchronization separation circuit, 4...Synchronization signal detection circuit, 5...Video switching switch, 6...Video equipment.
Claims (1)
分離回路と、この同期分離回路からの前記同期信
号の出力の有、無を検出する検出回路と、この検
出回路の検出結果に基づいてブラツクバースト信
号と前記複合映像信号とを切り替えるスイツチと
を備えたことを特徴とするデジタルノイズ除去回
路。 A sync separation circuit extracts only the sync signal from the composite video signal, a detection circuit detects whether the sync signal is output from the sync separation circuit, and a black burst signal and the A digital noise removal circuit characterized by comprising a switch for switching between a composite video signal and a composite video signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6332189U JPH032775U (en) | 1989-05-30 | 1989-05-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6332189U JPH032775U (en) | 1989-05-30 | 1989-05-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH032775U true JPH032775U (en) | 1991-01-11 |
Family
ID=31593265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6332189U Pending JPH032775U (en) | 1989-05-30 | 1989-05-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH032775U (en) |
-
1989
- 1989-05-30 JP JP6332189U patent/JPH032775U/ja active Pending