JPH0485876U - - Google Patents
Info
- Publication number
- JPH0485876U JPH0485876U JP12600390U JP12600390U JPH0485876U JP H0485876 U JPH0485876 U JP H0485876U JP 12600390 U JP12600390 U JP 12600390U JP 12600390 U JP12600390 U JP 12600390U JP H0485876 U JPH0485876 U JP H0485876U
- Authority
- JP
- Japan
- Prior art keywords
- detection signal
- clamp
- circuit
- signal
- extraction means
- 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
- 238000000605 extraction Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims 3
- 238000009792 diffusion process Methods 0.000 claims 1
- 229940028444 muse Drugs 0.000 claims 1
- GMVPRGQOIOIIMI-DWKJAMRDSA-N prostaglandin E1 Chemical group CCCCC[C@H](O)\C=C\[C@H]1[C@H](O)CC(=O)[C@@H]1CCCCCCC(O)=O GMVPRGQOIOIIMI-DWKJAMRDSA-N 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 239000003990 capacitor Substances 0.000 description 1
Description
第１図は本考案の一実施例を示す図である。第
２図及び第３図はその各部の波形を示す図である
。第４図は従来例を示す図である。第５図は三角
波を説明するための図である。
１１，１２……入力端子、１４……入力切換ス
イツチ、１６……アンプ、２０……クランプ回路
、３０……バツフアアンプ、３２……ローパスフ
イルタ、Ｃ……コンデンサ、Ｒ……抵抗、３４…
…スイツチ、３８……全波整流回路（整流回路）
、４０……コンパレータ（比較回路）、３２，３
４，Ｃ，Ｒ……抽出手段。
FIG. 1 is a diagram showing an embodiment of the present invention. FIGS. 2 and 3 are diagrams showing waveforms at each part thereof. FIG. 4 is a diagram showing a conventional example. FIG. 5 is a diagram for explaining a triangular wave. 11, 12... Input terminal, 14... Input selector switch, 16... Amplifier, 20... Clamp circuit, 30... Buffer amplifier, 32... Low pass filter, C... Capacitor, R... Resistor, 34...
...Switch, 38...Full wave rectifier circuit (rectifier circuit)
, 40... Comparator (comparison circuit), 32, 3
4, C, R...Extraction means.
Claims (1)
されているか否かを検出し、この検出信号により
クランプ動作の時定数を切り換えるクランプ装置
に於いて、 前記入力ＭＵＳＥ信号より低周波成分を抽出す
る抽出手段３２，３４，Ｃ，Ｒと、 この抽出手段の出力を整流する整流回路３８と
、 この整流回路３８出力を所定値と比較して前記
検出信号を出力する比較回路４０と、 前記検出信号により時定数が切り換えられるク
ランプ回路２０と、 を備えることを特徴とするクランプ装置。[Claim for Utility Model Registration] In a clamp device that detects whether or not an energy diffusion signal is superimposed on an input MUSE signal and switches the time constant of the clamp operation based on this detection signal, Extraction means 32, 34, C, and R for extracting the components; a rectification circuit 38 for rectifying the output of the extraction means; and a comparison circuit 40 for comparing the output of the rectification circuit 38 with a predetermined value and outputting the detection signal. A clamp device comprising: a clamp circuit 20 whose time constant is switched by the detection signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990126003U JP2541465Y2 (en) | 1990-11-27 | 1990-11-27 | Clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990126003U JP2541465Y2 (en) | 1990-11-27 | 1990-11-27 | Clamping device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0485876U true JPH0485876U (en) | 1992-07-27 |
| JP2541465Y2 JP2541465Y2 (en) | 1997-07-16 |
Family
ID=31873579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990126003U Expired - Lifetime JP2541465Y2 (en) | 1990-11-27 | 1990-11-27 | Clamping device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2541465Y2 (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58205380A (en) * | 1982-05-26 | 1983-11-30 | Nippon Hoso Kyokai <Nhk> | Eliminating circuit of energy spread signal |
| JPH02174375A (en) * | 1988-12-26 | 1990-07-05 | Sanyo Electric Co Ltd | Method and circuit for clamping |
| JPH02280574A (en) * | 1989-04-21 | 1990-11-16 | Nec Corp | Video signal circuit |
-
1990
- 1990-11-27 JP JP1990126003U patent/JP2541465Y2/en not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58205380A (en) * | 1982-05-26 | 1983-11-30 | Nippon Hoso Kyokai <Nhk> | Eliminating circuit of energy spread signal |
| JPH02174375A (en) * | 1988-12-26 | 1990-07-05 | Sanyo Electric Co Ltd | Method and circuit for clamping |
| JPH02280574A (en) * | 1989-04-21 | 1990-11-16 | Nec Corp | Video signal circuit |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2541465Y2 (en) | 1997-07-16 |
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