KR960039830A - X-ray blocking circuit of the monitor - Google Patents

X-ray blocking circuit of the monitor Download PDF

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Publication number
KR960039830A
KR960039830A KR1019950010297A KR19950010297A KR960039830A KR 960039830 A KR960039830 A KR 960039830A KR 1019950010297 A KR1019950010297 A KR 1019950010297A KR 19950010297 A KR19950010297 A KR 19950010297A KR 960039830 A KR960039830 A KR 960039830A
Authority
KR
South Korea
Prior art keywords
voltage
monitor
switching unit
ray blocking
blocking circuit
Prior art date
Application number
KR1019950010297A
Other languages
Korean (ko)
Inventor
이석구
Original Assignee
배순훈
대우전자 주식회사
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 배순훈, 대우전자 주식회사 filed Critical 배순훈
Priority to KR1019950010297A priority Critical patent/KR960039830A/en
Publication of KR960039830A publication Critical patent/KR960039830A/en

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Abstract

본 발명은 초기 전원인가시나 모드 변환시 또는 과도한 B+전압 인가시 회로의 이상조건으로 인해 고압이 증가하여 발생되는 엑스레이를 차단할 수 있도록 하는 모니터의 엑스레이 차단회로에 관한 것으로, 고압을 발생시키는 플라이백 트랜스부와, 상기 플래이백 트랜스부에 접속되며 인가된 전압을 다운시켜 정류시키는 정류부와, 상기 정류부에 접속되며 정류부로부터 입력된 전압과 기준전압을 비교하여 증폭시키는 비교증폭부와, 상기 비교증폭부에 접속되며 비교증폭부로부터 인가된 신호에 따라 온.오프되는 스위칭부와, 상기 스위칭부에 접속되며 스위칭부의 동작상태에 따라 동작이 제어되는 수평발진회로부로 이루어진 것이다.The present invention relates to an X-ray blocking circuit of a monitor that can block X-rays generated by an increase in high voltage due to an abnormal condition of a circuit during initial power-up, mode conversion, or excessive B + voltage. And a rectifying part connected to the flyback transformer part to lower the applied voltage to rectify the comparator, a comparison amplifier part connected to the rectifying part to compare and amplify a voltage input from the rectifying part, and a comparative amplifier part; A switching unit is connected and turned on or off in accordance with a signal applied from the comparison amplifier, and a horizontal oscillation circuit unit connected to the switching unit and the operation is controlled in accordance with the operating state of the switching unit.

Description

모니터의 엑스레이 차단 회로X-ray blocking circuit of the monitor

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제2도는 본 발명에 따른 모니터의 엑스레이 차단회로도.2 is an X-ray cutoff circuit diagram of a monitor according to the present invention.

Claims (1)

모니터의 엑스레이 차단회로에 있어서, 인가된 전압을 트랜스시켜 고전압을 발생시키는 플라이백 트랜스(10)와, 상기 플리이백 트랜스(10)에 접속되며 인가된 고전압을 다운시켜 정류시키는 정류부(30)와, 상기 정류부(30)에 접속되며 기준전압(V1)과 정류부(30)로부터 인가된 인가전압(V2)을 비교하여 증폭출력시키는 비교증폭부(70)와, 상기 비교증폭부(70)로부터 인가되는 하이 또는 로우 신호에 따라 온·오프되는 제어부(80)와, 상기 제어부(80)로부터 인가되는 제어 신호에 따라 동작하는 수평발진회로부(60)로 구성된 것을 특징으로 하는 모니터의 엑스레이 차단 회로.In the X-ray cut-off circuit of the monitor, a flyback transformer 10 for transmitting the applied voltage to generate a high voltage, a rectifier 30 connected to the flyback transformer 10 to down-regulate the applied high voltage, A comparative amplifier 70 connected to the rectifier 30 and configured to compare and amplify a reference voltage V1 and an applied voltage V2 applied from the rectifier 30, and to be applied from the comparison amplifier 70; And a horizontal oscillation circuit section (60) operating according to a control signal applied from said control section (80). ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950010297A 1995-04-28 1995-04-28 X-ray blocking circuit of the monitor KR960039830A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019950010297A KR960039830A (en) 1995-04-28 1995-04-28 X-ray blocking circuit of the monitor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019950010297A KR960039830A (en) 1995-04-28 1995-04-28 X-ray blocking circuit of the monitor

Publications (1)

Publication Number Publication Date
KR960039830A true KR960039830A (en) 1996-11-25

Family

ID=66523606

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019950010297A KR960039830A (en) 1995-04-28 1995-04-28 X-ray blocking circuit of the monitor

Country Status (1)

Country Link
KR (1) KR960039830A (en)

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