JPS6249367U - - Google Patents
Info
- Publication number
- JPS6249367U JPS6249367U JP14076285U JP14076285U JPS6249367U JP S6249367 U JPS6249367 U JP S6249367U JP 14076285 U JP14076285 U JP 14076285U JP 14076285 U JP14076285 U JP 14076285U JP S6249367 U JPS6249367 U JP S6249367U
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- circuit
- pulse
- horizontal deflection
- horizontal
- 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
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 6
- 239000003990 capacitor Substances 0.000 claims description 4
- 238000007493 shaping process Methods 0.000 claims description 3
- 230000000737 periodic effect Effects 0.000 claims 1
- 230000001360 synchronised effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 238000000605 extraction Methods 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
Landscapes
- Details Of Television Scanning (AREA)
Description
第１図は本考案の陰極線管の螢光体焼損保護回
路の一実施例を示す回路図、第２図及び第３図は
本考案の他の実施例を示す回路図、第４図は従来
の陰極線管の螢光体焼損保護回路を示す回路図で
ある。
１１…水平偏向回路、１２…パルス整形回路、
１３…高圧出力回路、Ｌ１１…水平偏向コイル、
Ｌ１２，Ｌ１３…リニアリテイコイル、Ｃ１４…
Ｓ字補正コンデンサ、Ｔ１２…チヨークトランス
、Ｌ１４…パルス取出し用コイル、Ｒ１８…ヒユ
ーズ抵抗、Ｄ１２…整流ダイオード、Ｃ１６…平
滑コンデンサ、Ｒ１６，Ｒ１７…低抗、Ｑ１４，
Ｑ１５…トランジスタ、Ｃ２１…コンデンサ。
FIG. 1 is a circuit diagram showing one embodiment of the cathode ray tube phosphor burnout protection circuit of the present invention, FIGS. 2 and 3 are circuit diagrams showing other embodiments of the present invention, and FIG. 4 is a conventional circuit diagram. FIG. 2 is a circuit diagram showing a phosphor burnout protection circuit for a cathode ray tube. 11...Horizontal deflection circuit, 12...Pulse shaping circuit,
13...High voltage output circuit, L 11 ...Horizontal deflection coil,
L 12 , L 13 ... linearity coil, C 14 ...
S-shaped correction capacitor, T 12 ... Cheek transformer, L 14 ... Pulse extraction coil, R 18 ... Fuse resistor, D 12 ... Rectifier diode, C 16 ... Smoothing capacitor, R 16 , R 17 ... Low resistance, Q 14 ,
Q15 ...transistor, C21 ...capacitor.
Claims (1)
向コイルに偏向電流を供給すると共に水平パルス
を出力する水平偏向回路と、 前記水平偏向回路より取り出したパルス電圧を
整流して直流電圧を作成するための直流電圧作成
回路と、 この直流電圧作成回路からの直流電圧を電源電
圧として使用し、前記水平同期の同期信号を入力
し整形して出力するパルス整形回路と、 このパルス整形回路を通して整形した同期信号
でドライブされ出力トランス２次側より高圧出力
を得るための高圧出力回路とを具備したことを特
徴とする陰極線管の螢光体焼損保護回路。 (2) 前記直流電圧作成回路は、前記水平偏向回
路のパルス出力トランス２次側より取り出したパ
ルス電圧を使用して直流電圧を作成することを特
徴とする実用新案登録請求の範囲第１項記載の陰
極線管の螢光体焼損保護回路。 (3) 前記直流電圧作成回路は、前記水平偏向回
路のＳ字補正コンデンサより取り出したパルス電
圧を使用して直流電圧を作成することを特徴とす
る実用新案登録請求の範囲第１項記載の陰極線管
の螢光体焼損保護回路。 (4) 前記直流電圧作成回路は、前記水平偏向回
路のリニアリテイコイルより取り出したパルス電
圧を使用して直流電圧を作成することを特徴とす
る実用新案登録請求の範囲第１項記載の陰極線管
の螢光体焼損保護回路。[Claims for Utility Model Registration] (1) A horizontal deflection circuit that is driven by a horizontal periodic synchronization signal and supplies a deflection current to a horizontal deflection coil and outputs horizontal pulses, and rectifies the pulse voltage taken out from the horizontal deflection circuit. a DC voltage generation circuit for generating a DC voltage; a pulse shaping circuit that uses the DC voltage from the DC voltage generation circuit as a power supply voltage, inputs, shapes and outputs the synchronization signal of the horizontal synchronization; A phosphor burnout protection circuit for a cathode ray tube, comprising a high voltage output circuit driven by a synchronous signal shaped through the pulse shaping circuit to obtain a high voltage output from the secondary side of the output transformer. (2) The utility model registration claim 1 is characterized in that the DC voltage generation circuit generates the DC voltage using the pulse voltage taken out from the secondary side of the pulse output transformer of the horizontal deflection circuit. phosphor burnout protection circuit for cathode ray tubes. (3) The cathode ray according to claim 1, wherein the DC voltage generation circuit generates the DC voltage using the pulse voltage taken out from the S-shaped correction capacitor of the horizontal deflection circuit. Tube phosphor burnout protection circuit. (4) The cathode ray tube according to claim 1, wherein the DC voltage generation circuit generates the DC voltage using a pulse voltage taken out from a linearity coil of the horizontal deflection circuit. phosphor burnout protection circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14076285U JPS6249367U (en) | 1985-09-17 | 1985-09-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14076285U JPS6249367U (en) | 1985-09-17 | 1985-09-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6249367U true JPS6249367U (en) | 1987-03-26 |
Family
ID=31047918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14076285U Pending JPS6249367U (en) | 1985-09-17 | 1985-09-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6249367U (en) |
-
1985
- 1985-09-17 JP JP14076285U patent/JPS6249367U/ja active Pending
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