KR960033145A - CDT's low frequency electromagnetic shielding device - Google Patents
CDT's low frequency electromagnetic shielding device Download PDFInfo
- Publication number
- KR960033145A KR960033145A KR1019950002316A KR19950002316A KR960033145A KR 960033145 A KR960033145 A KR 960033145A KR 1019950002316 A KR1019950002316 A KR 1019950002316A KR 19950002316 A KR19950002316 A KR 19950002316A KR 960033145 A KR960033145 A KR 960033145A
- Authority
- KR
- South Korea
- Prior art keywords
- circuit
- electrode
- frequency electromagnetic
- synchronous signal
- coil
- Prior art date
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- Coils Or Transformers For Communication (AREA)
- Details Of Television Scanning (AREA)
Abstract
본 발명은 인체에 해로운 저주파 전자기파를 감소시킬 수 있도록 한 씨디티(Cathode Display Tube)의 저주파 전자기파 차단장치에 관한 것으로, 마이크로 컴퓨터로부터 입력되는 동기신호를 처리하는 동기신호 처리회로와, 상기 동기신호 처리회로로부터 입력되는 영상신호를 처리하여 씨디티로 디스플레이시키는 비디오 회로와, 상기 동기 신호 처리 회로에 의해 처리된 동기 신호중 수평 동기 신호를 수평 편향시켜 상기 씨디티로 출력시키는 수평 편향 회로와, 상기 동기신호 처리회로에 의해 처리된 동기 신호중 수직 동기 신호를 수직 편향시켜 씨디티로 출력시티는 수직 편향 회로와, 고압을 방생시켜 상기 씨디티로 인가시키는 플라이백 트랜스 포머를 포함하여 구성된 장치에 있어서, 상기 플라이백 트랜스포머의 코어에 내부 코일과 역방향으로 권선되어 권선수에 비례하여 유기되는 전압을 상쇄시키는 외부코일과, 씨디티의 애노우드 주변에 일측이 절개된 원형으로 설치되는 전극과, 상기 외부코일과 전극사이에 연결되고 저항과 콘덴서가 접속되어 외부코일에 의해 상쇄된 유기전압을 전극으로 전달하는 와이어 리드를 포함하여 이루어진 것이다.The present invention relates to a low frequency electromagnetic wave shielding device of a CD (Cathode Display Tube) which is capable of reducing low frequency electromagnetic waves harmful to a human body, and a synchronization signal processing circuit for processing a synchronization signal input from a microcomputer, and the synchronization signal processing. A video circuit for processing a video signal input from the circuit and displaying the video signal; a horizontal deflection circuit for horizontally deflecting a horizontal synchronizing signal among the synchronizing signals processed by the synchronizing signal processing circuit and outputting the horizontal synchronizing signal; A device comprising a vertical deflection circuit and a flyback transformer for generating a high voltage and applying a vertical deflection circuit to a CD to vertically deflect the vertical synchronization signal among the synchronization signals processed by the processing circuit. Winding in reverse with the internal coil on the core of the back transformer An external coil that cancels the voltage induced in proportion to the number of windings, an electrode installed in a circular shape with one side cut off around the anode of the CD, and connected between the external coil and the electrode and connected with a resistor and an external capacitor It includes a wire lead that transfers the induced voltage offset by the coil to the electrode.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.
제3도는 본 발명에 따른 저주파 전자기파 차단장치의 구성을 나타낸 도면.3 is a view showing the configuration of a low frequency electromagnetic wave shielding apparatus according to the present invention.
제4도는 본 발명의 전극 구성을 나타낸 도면.4 is a diagram showing an electrode configuration of the present invention.
제5도는 본 발명에 따른 플라이백 트랜스포머의 회로 구성도.5 is a circuit diagram of a flyback transformer according to the present invention.
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019950002316A KR960033145A (en) | 1995-02-09 | 1995-02-09 | CDT's low frequency electromagnetic shielding device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019950002316A KR960033145A (en) | 1995-02-09 | 1995-02-09 | CDT's low frequency electromagnetic shielding device |
Publications (1)
Publication Number | Publication Date |
---|---|
KR960033145A true KR960033145A (en) | 1996-09-17 |
Family
ID=66531698
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019950002316A KR960033145A (en) | 1995-02-09 | 1995-02-09 | CDT's low frequency electromagnetic shielding device |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR960033145A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR19980085667A (en) * | 1997-05-29 | 1998-12-05 | 김영환 | Monitor's electromagnetic interference removing device |
-
1995
- 1995-02-09 KR KR1019950002316A patent/KR960033145A/en not_active Application Discontinuation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR19980085667A (en) * | 1997-05-29 | 1998-12-05 | 김영환 | Monitor's electromagnetic interference removing device |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
WITN | Withdrawal due to no request for examination |