JPH02141170U - - Google Patents
Info
- Publication number
- JPH02141170U JPH02141170U JP5000789U JP5000789U JPH02141170U JP H02141170 U JPH02141170 U JP H02141170U JP 5000789 U JP5000789 U JP 5000789U JP 5000789 U JP5000789 U JP 5000789U JP H02141170 U JPH02141170 U JP H02141170U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- clamp
- ray tube
- cathode ray
- video signal
- 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
- 238000010586 diagram Methods 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 1
Landscapes
- Details Of Television Scanning (AREA)
Description
第１図は本考案の一実施例を示す回路図、第２
図は第１図例の説明に供する波形図、第３図はビ
ームブランキング回路の周辺の構成図、第４図は
従来のビームブランキング回路の一例を示す回路
図である。
２１……映像信号入力端子、２４……ブランキ
ングパルス入力端子、３６……映像信号出力端子
、３７……水平同期信号入力端子である。
Figure 1 is a circuit diagram showing one embodiment of the present invention;
FIG. 3 is a waveform diagram for explaining the example in FIG. 1, FIG. 3 is a diagram showing the peripheral configuration of a beam blanking circuit, and FIG. 4 is a circuit diagram showing an example of a conventional beam blanking circuit. 21...Video signal input terminal, 24...Blanking pulse input terminal, 36...Video signal output terminal, 37...Horizontal synchronization signal input terminal.
Claims (1)
対しブランキングパルスを加算する加算回路と、
該加算回路の出力信号を上記映像信号の同期信号
でクランプするようにしたクランプ回路と、該ク
ランプ回路の出力をブラウン管の所定電極に供給
するようにしたブラウン管のビームブランキング
回路において、 上記クランプ回路に供給されるクランプ信号を
上記ブランキングパルスによつてゲートするよう
にしたことを特徴とするブラウン管のビームブラ
ンキング回路。[Claims for Utility Model Registration] A video signal source, an addition circuit that adds a blanking pulse to the video signal from the video signal source,
A clamp circuit configured to clamp the output signal of the adder circuit with a synchronization signal of the video signal, and a beam blanking circuit for a cathode ray tube configured to supply the output of the clamp circuit to a predetermined electrode of the cathode ray tube, the clamp circuit as described above. A beam blanking circuit for a cathode ray tube, characterized in that a clamp signal supplied to the cathode ray tube is gated by the blanking pulse.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989050007U JPH0728773Y2 (en) | 1989-04-27 | 1989-04-27 | Beam blanking circuit for cathode ray tubes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989050007U JPH0728773Y2 (en) | 1989-04-27 | 1989-04-27 | Beam blanking circuit for cathode ray tubes |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02141170U true JPH02141170U (en) | 1990-11-27 |
| JPH0728773Y2 JPH0728773Y2 (en) | 1995-06-28 |
Family
ID=31568186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989050007U Expired - Lifetime JPH0728773Y2 (en) | 1989-04-27 | 1989-04-27 | Beam blanking circuit for cathode ray tubes |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0728773Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62116082A (en) * | 1985-11-15 | 1987-05-27 | Sony Corp | Blanking circuit |
| JPS62150968A (en) * | 1985-12-24 | 1987-07-04 | Sony Corp | Horizontal blanking pulse forming circuit |
-
1989
- 1989-04-27 JP JP1989050007U patent/JPH0728773Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62116082A (en) * | 1985-11-15 | 1987-05-27 | Sony Corp | Blanking circuit |
| JPS62150968A (en) * | 1985-12-24 | 1987-07-04 | Sony Corp | Horizontal blanking pulse forming circuit |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0728773Y2 (en) | 1995-06-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |